update tests

.dockerignore

@@ -2,13 +2,4 @@
 **/.git
 **/.svelte-kit
 **/dist
-**/docs
+**/docs
-
-**/.github
-**/.husky
-**/.vscode
-
-Dockerfile
-.dockerignore
-docker-compose.yml
-README.md

.env

@@ -1,7 +0,0 @@
-MERMAID_DOMAIN=''
-MERMAID_ANALYTICS_URL=''
-MERMAID_RENDERER_URL='https://mermaid.ink'
-MERMAID_KROKI_RENDERER_URL='https://kroki.io'
-MERMAID_IS_ENABLED_MERMAID_CHART_LINKS=''
-
-# cp .env .env.local to make local changes

.eslintrc.cjs

@@ -7,17 +7,15 @@ module.exports = {
     // 'plugin:@typescript-eslint/recommended-requiring-type-checking',
     'plugin:@typescript-eslint/strict',
     'plugin:unicorn/recommended',
-    'plugin:svelte/recommended',
-    'plugin:svelte/prettier',
     'prettier'
   ],
   plugins: [
+    'svelte3',
     'tailwindcss',
     '@typescript-eslint',
     'es',
     'vitest',
     'no-only-tests',
-    'sort-keys',
     'unicorn'
   ],
   ignorePatterns: [
@@ -32,13 +30,7 @@ module.exports = {
     'tsconfig.json'
   ],
   overrides: [
-    {
+    { files: ['*.svelte'], processor: 'svelte3/svelte3' },
-      files: ['*.svelte'],
-      parser: 'svelte-eslint-parser',
-      parserOptions: {
-        parser: '@typescript-eslint/parser'
-      }
-    },
     {
       files: ['*.ts'],
       extends: [
@@ -48,30 +40,24 @@ module.exports = {
         'plugin:@typescript-eslint/strict',
         'prettier'
       ]
-    },
-    {
-      files: ['**/components/ui/**'],
-      rules: {
-        'unicorn/prefer-export-from': 'off',
-        'unicorn/prevent-abbreviations': 'off',
-        'unicorn/explicit-length-check': 'off',
-        'sort-keys/sort-keys-fix': 'off'
-      }
     }
   ],
+  settings: {
+    'svelte3/typescript': () => require('typescript')
+  },
   parserOptions: {
     sourceType: 'module',
     ecmaVersion: 2020,
     tsconfigRootDir: __dirname,
-    project: './tsconfig.json',
+    project: ['./tsconfig.json'],
-    extraFileExtensions: ['.svelte']
+    extraFileExtensions: ['.svelte'],
+    allowAutomaticSingleRunInference: true
   },
   env: {
     browser: true,
     es2020: true
   },
   rules: {
-    'sort-keys/sort-keys-fix': ['error', 'asc', { minKeys: 5 }],
     '@typescript-eslint/ban-ts-comment': [
       'error',
       {
@@ -90,28 +76,21 @@ module.exports = {
         case: 'camelCase'
       }
     ],
-    'unicorn/filename-case': 'off',
     'unicorn/prevent-abbreviations': [
       'error',
       {
         allowList: {
-          args: true,
           ctx: true,
           db: true,
           doc: true,
           env: true,
           fn: true,
           i: true,
-          j: true,
-          k: true,
           param: true,
-          Params: true,
-          params: true,
-          Props: true,
-          props: true,
           req: true,
           res: true,
           str: true,
+          searchParams: true,
           temp: true,
           ImportMetaEnv: true
         }

.github/pull_request_template.md

@@ -12,6 +12,6 @@ Describe the way your implementation works or what design decisions you made if
 
 Make sure you
 
-- [ ] :book: have read the [contribution guidelines](https://mermaid.js.org/community/contributing.html)
+- [ ] :book: have read the [contribution guidelines](https://github.com/mermaid-js/mermaid/blob/master/CONTRIBUTING.md)
 - [ ] :computer: have added unit/e2e tests (if appropriate)
 - [ ] :bookmark: targeted `develop` branch

.github/workflows/deploy.yml

@@ -14,49 +14,25 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Install pnpm
+      - uses: actions/setup-node@v3
-        uses: pnpm/action-setup@v4
-
-      - uses: actions/setup-node@v4
         with:
-          node-version-file: '.node-version'
+          node-version: 18
-          cache: pnpm
+          cache: yarn
-
-      - name: Setup Pages
-        uses: actions/configure-pages@v5
-        with:
-          static_site_generator: sveltekit
 
       - name: Build & Deploy
-        env:
-          MERMAID_DOMAIN: 'mermaid.live'
-          MERMAID_ANALYTICS_URL: 'https://p.mermaid.live'
-          MERMAID_RENDERER_URL: 'https://mermaid.ink'
-          MERMAID_KROKI_RENDERER_URL: 'https://kroki.io'
-          MERMAID_IS_ENABLED_MERMAID_CHART_LINKS: 'true'
         run: |
           export DEPLOY=true
           [ "$GITHUB_EVENT_NAME" != "pull_request" ] && rm -rf docs/_app/
-          pnpm install
+          yarn install
-          pnpm build
+          version=$(yarn version --patch --no-git-tag-version | grep "New version" | cut -d':' -f 2)
+          yarn build
+          yarn run lint
+          cd ..
 
-      - name: Upload artifact
+      - name: Deploy
-        uses: actions/upload-pages-artifact@v3
+        uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.ref == 'refs/heads/master' }}
         with:
-          path: ./docs
+          github_token: ${{ secrets.GITHUB_TOKEN }}
-
+          publish_dir: ./docs
-  deploy:
+          keep_files: true
-    if: ${{ github.ref == 'refs/heads/master' }}
-    needs: build
-    runs-on: ubuntu-latest
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-    # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
-    permissions:
-      pages: write # to deploy to Pages
-      id-token: write # to verify the deployment originates from an appropriate source
-    steps:
-      - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@v4

.github/workflows/docker-publish.yml

@@ -2,11 +2,13 @@ name: Docker
 
 on:
   push:
+    # Publish `master` as Docker `latest` image.
     branches:
-      # Publish `master` as Docker `latest` image.
       - master
-      # Publish `develop` as Docker `nightly` image.
+
-      - develop
+    # Publish `v1.2.3` tags as releases.
+    tags:
+      - v*
 
   # Run tests for all PRs to master and develop.
   pull_request:
@@ -14,35 +16,54 @@ on:
       - master
       - develop
 
+env:
+  IMAGE_NAME: mermaid-live-editor
+
 jobs:
-  docker:
+  test:
     runs-on: ubuntu-latest
+
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v3
-      - uses: docker/setup-qemu-action@v3
+
-      - uses: docker/setup-buildx-action@v3
+      - name: Run tests
-      - name: Login to GitHub Container Registry
-        if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3
-        with:
-          registry: ghcr.io
-          username: ${{ github.repository_owner }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Get release version
         run: |
-          RELEASE_VERSION=$([ "${{ github.ref_name }}" = "master" ] && echo "latest" || echo "nightly")
+          docker build . --file Dockerfile
-          echo "RELEASE_VERSION=${RELEASE_VERSION}" >> "${GITHUB_ENV}"
+
-      - uses: docker/metadata-action@v5
+  push:
-        id: meta
+    # Ensure test job passes before pushing image.
-        with:
+    needs: test
-          images: ghcr.io/${{ github.repository }}
+
-          tags: |
+    runs-on: ubuntu-latest
-            type=raw,value=${{ env.RELEASE_VERSION }}
+    if: github.event_name == 'push'
-      - uses: docker/build-push-action@v5
+
-        with:
+    steps:
-          context: .
+      - uses: actions/checkout@v3
-          target: mermaid
+
-          push: ${{ github.event_name == 'push' }}
+      - name: Build image
-          pull: true
+        run: docker build . --file Dockerfile --tag $IMAGE_NAME
-          tags: ${{ steps.meta.outputs.tags }}
+
-          labels: ${{ steps.meta.outputs.labels }}
+      - name: Log into registry
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
+
+      - name: Push image
+        run: |
+          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
+
+          # Change all uppercase to lowercase
+          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
+
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+
+          # Strip "v" prefix from tag name
+          [[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION | sed -e 's/^v//')
+
+          # Use Docker `latest` tag convention
+          [ "$VERSION" == "master" ] && VERSION=latest
+
+          echo IMAGE_ID=$IMAGE_ID
+          echo VERSION=$VERSION
+
+          docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION

.github/workflows/stale.yml

@@ -0,0 +1,20 @@
+name: Mark stale issues and pull requests
+
+on:
+  schedule:
+    - cron: '0 0 * * 4'
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v8
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          exempt-issue-labels: 'retained'
+          exempt-pr-labels: 'retained'
+          stale-issue-message: 'This issue is stale because it has been open 90 days with no activity. Remove stale label or comment or this will be closed in 30 days'
+          stale-pr-message: 'This pr is stale because it has been open 90 days with no activity. Remove stale label or comment or this will be closed in 30 days'
+          days-before-stale: 90
+          days-before-close: 30
+          days-before-pr-close: -1

.github/workflows/tests.yml

@@ -7,48 +7,45 @@ on:
       - develop
 
 jobs:
-  playwright:
+  cypress-run:
-    name: 'Playwright Tests'
     runs-on: ubuntu-latest
-    container:
+    strategy:
-      image: mcr.microsoft.com/playwright:v1.52.0-jammy
+      fail-fast: false
+      matrix:
+        # run 3 copies of the current job in parallel
+        containers: [1, 2, 3]
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v3
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v3
-        id: pnpm-and-build-cache
+        id: yarn-and-build-cache
         with:
           path: |
+            ~/.cache/Cypress
             build
             node_modules
-          key: ${{ runner.os }}-node_modules-build-${{ hashFiles('**/pnpm-lock.yaml') }}
+          key: ${{ runner.os }}-node_modules-build-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-node_modules-build-
 
-      - name: Install pnpm
+      - uses: actions/setup-node@v3
-        uses: pnpm/action-setup@v4
-
-      - uses: actions/setup-node@v4
         with:
-          node-version-file: '.node-version'
+          node-version: 18
-          cache: 'pnpm'
+          cache: 'yarn'
 
-      - name: Install dependencies
+      # Install NPM dependencies, cache them correctly
-        run: pnpm install
+      # and run all Cypress tests
-
+      - name: Cypress run
-      - name: Build
+        uses: cypress-io/github-action@v3
-        run: pnpm build
+        with:
-
+          build: yarn build
-      - name: Run Playwright tests
+          start: yarn preview
-        run: pnpm test:e2e
+          wait-on: 'http://localhost:3000'
+          record: true
+          headless: true
+          parallel: true
         env:
-          CI: true
+          CYPRESS_RECORD_KEY: ${{ secrets.CYPRESS_RECORD_KEY }}
-
+          CYPRESS_CI: true
-      - uses: actions/upload-artifact@v4
-        if: ${{ !cancelled() }}
-        with:
-          name: playwright-report
-          path: playwright-report/
-          retention-days: 30

.github/workflows/unit-tests.yml

@@ -15,28 +15,22 @@ jobs:
         uses: actions/checkout@v3
 
       - uses: actions/cache@v3
-        id: pnpm-and-build-cache
+        id: yarn-and-build-cache
         with:
           path: |
             build
             node_modules
-          key: ${{ runner.os }}-node_modules-build-${{ hashFiles('**/pnpm-lock.yaml') }}
+          key: ${{ runner.os }}-node_modules-build-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-node_modules-build-
 
-      - name: Install pnpm
+      - uses: actions/setup-node@v3
-        uses: pnpm/action-setup@v4
-
-      - uses: actions/setup-node@v4
         with:
-          node-version-file: '.node-version'
+          node-version: 18
-          cache: 'pnpm'
+          cache: 'yarn'
 
-      - name: Install dependencies
+      - name: Lint & Test
-        run: pnpm install
+        run: |
-
+          yarn install
-      - name: Lint
+          yarn lint
-        run: pnpm lint
+          yarn test:unit
-
-      - name: Run unit tests
-        run: pnpm test:unit

.gitignore

@@ -1,17 +1,14 @@
-.DS_Store
+node_modules/
+coverage/
 .cache/
-.env.local
+build/
+yarn-error.log
 .npmrc
+.DS_Store
 /.svelte-kit
 /build
-/coverage
-/docs
 /functions
-/node_modules
 /snapshots.js
-
+/cypress/downloads
-# Playwright
+/cypress/videos
-/test-results/
+/cypress/screenshots
-/playwright-report/
-/blob-report/
-/playwright/.cache/

.husky/pre-commit

@@ -1,4 +1,4 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-pnpm pre-commit
+yarn pre-commit

.node-version

@@ -1 +0,0 @@
-22.15.0

.npmrc

@@ -1,2 +1 @@
 engine-strict=true
-auto-install-peers=true

.prettierignore

@@ -5,5 +5,4 @@ build/**
 node_modules/**
 coverage/**
 __snapshots__/**
-snapshots.js
+snapshots.js
-pnpm-lock.yaml

.prettierrc

@@ -3,7 +3,5 @@
   "svelteSortOrder": "options-scripts-markup-styles",
   "bracketSameLine": true,
   "trailingComma": "none",
-  "printWidth": 100,
+  "printWidth": 100
-  "tailwindConfig": "./tailwind.config.js",
-  "plugins": ["prettier-plugin-svelte", "prettier-plugin-tailwindcss"]
 }

.vscode/settings.json

@@ -2,49 +2,26 @@
   "editor.formatOnSave": true,
   "cSpell.blockCheckingWhenLineLengthGreaterThan": 150,
   "cSpell.words": [
-    "appinstalled",
     "asyncable",
     "Browserslist",
     "ckppp",
     "corg",
     "cssnano",
+    "daisyui",
     "esserializer",
-    "fontawesome",
-    "fsegurai",
-    "gantt",
-    "gitgraph",
     "KROKI",
     "localstorage",
     "mermaidchart",
     "mindmap",
-    "Pageview",
     "pako",
-    "panmove",
-    "panstart",
-    "panzoom",
-    "pinchmove",
-    "pinchstart",
-    "pzoom",
-    "roughjs",
     "Serde",
     "serdes",
-    "Stackable",
     "tailwindcss",
-    "uparrow",
+    "uparrow"
-    "webfonts",
-    "zenuml"
   ],
-  "vitest.commandLine": "pnpm test:unit",
+  "vitest.commandLine": "yarn test:unit",
   "vitest.enable": true,
   "testing.autoRun.mode": "rerun",
   "svelte.enable-ts-plugin": true,
-  "githubPullRequests.ignoredPullRequestBranches": ["develop"],
+  "githubPullRequests.ignoredPullRequestBranches": ["develop"]
-  "[svelte]": {
-    "editor.defaultFormatter": "svelte.svelte-vscode"
-  },
-  "tailwindCSS.classAttributes": ["class", "className", ".*Classes"],
-  "tailwindCSS.experimental.classRegex": [
-    ["([\"'`][^\"'`]*.*?[\"'`])", "[\"'`]([^\"'`]*).*?[\"'`]"]
-  ],
-  "tailwindCSS.emmetCompletions": true
 }

CNAME

@@ -1 +0,0 @@
-mermaid.live

Dockerfile

@@ -1,34 +1,17 @@
-FROM docker.io/library/node:22.15.0-alpine3.21 AS mermaid-live-editor-dependencies
+# Two-stage  docker container for mermaid-js/mermaid-live-editor
-
+# Build              : docker build -t mermaid-js/mermaid-live-editor .
-RUN apk --no-cache add build-base git python3 && \
+# Run                : docker run --name mermaid-live-editor --publish 8080:8080 mermaid-js/mermaid-live-editor
-    rm -rf /var/cache/apk/*
+# Start              : docker start mermaid-live-editor
-
+# Use webbrowser     : http://localhost:8080
-RUN corepack enable pnpm
+# Stop               : press ctrl + c 
-
+#                                     or 
-WORKDIR /app
+#                                        docker stop mermaid-live-editor
-
+FROM node:18.17.1 as mermaid-live-editor-builder 
-COPY ./package.json .
+COPY --chown=node:node . /home
-COPY ./pnpm-lock.yaml .
+WORKDIR /home
-
+RUN yarn install
-RUN pnpm install
+RUN yarn build
-
-FROM mermaid-live-editor-dependencies AS mermaid-live-editor-builder
-
-ARG MERMAID_RENDERER_URL
-ARG MERMAID_KROKI_RENDERER_URL
-ARG MERMAID_ANALYTICS_URL
-ARG MERMAID_DOMAIN
-ARG MERMAID_IS_ENABLED_MERMAID_CHART_LINKS
-
-COPY . ./
-
-RUN pnpm build
-
-FROM mermaid-live-editor-builder AS mermaid-dev
-
-ENTRYPOINT ["pnpm", "dev"]
-
-FROM nginx:1.28-alpine3.21 AS mermaid
 
+FROM nginxinc/nginx-unprivileged:alpine as mermaid-live-editor-runner
 COPY ./nginx.conf /etc/nginx/conf.d/default.conf
-COPY --from=mermaid-live-editor-builder /app/docs /usr/share/nginx/html
+COPY --from=mermaid-live-editor-builder --chown=nginx:nginx /home/docs /usr/share/nginx/html

Dockerfile.dev

@@ -0,0 +1,8 @@
+FROM node:18.17.1
+WORKDIR /app
+COPY package.json .
+COPY yarn.lock .
+RUN npm install
+COPY . .
+RUN ls
+CMD ["yarn", "dev"]

README.md

@@ -1,7 +1,10 @@
-[![Join our Discord!](https://img.shields.io/static/v1?message=join%20chat&color=9cf&logo=discord&label=discord)](https://discord.gg/sKeNQX4Wtj)
+[![Mermaid Live Editor](https://img.shields.io/endpoint?url=https://dashboard.cypress.io/badge/detailed/2ckppp/master&style=flat&logo=cypress)](https://dashboard.cypress.io/projects/2ckppp/runs) [![Join our Slack!](https://img.shields.io/static/v1?message=join%20chat&color=9cf&logo=slack&label=slack)](https://join.slack.com/t/mermaid-talk/shared_invite/enQtNzc4NDIyNzk4OTAyLWVhYjQxOTI2OTg4YmE1ZmJkY2Y4MTU3ODliYmIwOTY3NDJlYjA0YjIyZTdkMDMyZTUwOGI0NjEzYmEwODcwOTE)[![Netlify Status](https://api.netlify.com/api/v1/badges/27fa023d-7c73-4a3f-9791-b3b657a47100/deploy-status)](https://app.netlify.com/sites/mermaidjs/deploys)
-[![Netlify Status](https://api.netlify.com/api/v1/badges/27fa023d-7c73-4a3f-9791-b3b657a47100/deploy-status)](https://app.netlify.com/sites/mermaidjs/deploys)
 
-# Mermaid Live Editor
+# Contributors are welcome!
+
+If you want to speed up the progress for mermaid-live-editor, join the slack channel and contact knsv.
+
+# mermaid-live-editor
 
 Edit, preview and share mermaid charts/diagrams.
 
@@ -14,11 +17,7 @@ Edit, preview and share mermaid charts/diagrams.
 
 ## Live demo
 
-You can try out a [live version](https://mermaid.live/).
+You can try out a live version [here](https://mermaid.live/).
-
-# Contributors are welcome!
-
-If you want to speed up the progress for mermaid-live-editor, join the Discord channel and contact knsv.
 
 ## Docker
 
@@ -30,36 +29,13 @@ docker run --platform linux/amd64 --publish 8000:8080 ghcr.io/mermaid-js/mermaid
 
 ### To configure renderer URL
 
-When building set the MERMAID_RENDERER_URL build argument to the rendering
+When building, Set the Environment variable MERMAID_RENDERER_URL to the rendering service.
-service.
+Default is `https://mermaid.ink`
-Example:
-Default is`https://mermaid.ink`.
-Set to empty string to disable PNG and SVG links under Actions
 
 ### To configure Kroki Instance URL
 
-When building set the MERMAID_KROKI_RENDERER_URL build argument to your Kroki
+When building, Set the Environment variable MERMAID_KROKI_RENDERER_URL to your Kroki instance.
-instance.
 Default is `https://kroki.io`
-Set to empty string to disable Kroki link under Actions
-
-### To configure Analytics
-
-When building set the MERMAID_ANALYTICS_URL build argument to your plausible instance, and MERMAID_DOMAIN to your domain.
-
-Default is empty, disabling analytics.
-
-### To enable Mermaid Chart links and promotion
-
-When building set the MERMAID_IS_ENABLED_MERMAID_CHART_LINKS build argument to `true`
-
-Default is empty, disabling button to save to Mermaid Chart and promotional banner.
-
-### To update the Security modal
-
-The modal shown on clicking the security link assumes analytics, renderer, Kroki
-and Mermaid chart are enabled. You can update it by modifying `Privacy.svelte`
-if you wish.
 
 ### Development
 
@@ -69,28 +45,6 @@ docker compose up --build
 
 Then open http://localhost:3000
 
-### Building and running images locally
-
-#### Build
-
-```bash
-docker build -t mermaid-js/mermaid-live-editor .
-```
-
-#### Run
-
-```bash
-docker run --detach --name mermaid-live-editor --publish 8080:8080 mermaid-js/mermaid-live-editor
-```
-
-Visit: <http://localhost:8080>
-
-#### Stop
-
-```bash
-docker stop mermaid-live-editor
-```
-
 ## Setup
 
 Below link will help you making a copy of the repository in your local system.
@@ -99,14 +53,15 @@ https://docs.github.com/en/get-started/quickstart/fork-a-repo
 
 ## Requirements
 
-- [Node.js](https://nodejs.org/en/) current LTS version
+- [volta](https://volta.sh/) to manage node versions.
-- [pnpm](https://pnpm.io/) package manager. Install with `corepack enable pnpm`
+- [Node.js](https://nodejs.org/en/). `volta install node`
+- [yarn](https://yarnpkg.com/) package manager. `volta install yarn`
 
 ## Development
 
 ```sh
-pnpm install
+yarn install
-pnpm dev -- --open
+yarn dev -- --open
 ```
 
 This app is created with Svelte Kit.

bin/beta-release

@@ -6,7 +6,7 @@
 # git clone https://github.com/mermaid-js/docs.git
 set -e
 rm -rf docs
-pnpm release
+yarn release
 pushd .
 if [ ! -d ../docs ]; then
   echo "Clone https://github.com/mermaid-js/docs to parent folder before continuing." 

components.json

@@ -1,17 +0,0 @@
-{
-  "$schema": "https://next.shadcn-svelte.com/schema.json",
-  "style": "new-york",
-  "tailwind": {
-    "config": "tailwind.config.js",
-    "css": "src/app.postcss",
-    "baseColor": "slate"
-  },
-  "aliases": {
-    "components": "$lib/components",
-    "utils": "$lib/utils",
-    "ui": "$lib/components/ui",
-    "hooks": "$lib/hooks"
-  },
-  "typescript": true,
-  "registry": "https://next.shadcn-svelte.com/registry"
-}

cypress.config.js

@@ -0,0 +1,35 @@
+import { defineConfig } from 'cypress';
+import fs from 'fs';
+import { isFileExist, findFiles } from 'cy-verify-downloads';
+export default defineConfig({
+  projectId: '2ckppp',
+  viewportWidth: 1440,
+  viewportHeight: 768,
+  snapshotFileName: './cypress/snapshots.js',
+  defaultCommandTimeout: 5000,
+  requestTimeout: 5000,
+  retries: {
+    runMode: 2,
+    openMode: 0
+  },
+  e2e: {
+    setupNodeEvents(on, config) {
+      on('task', {
+        isFileExist,
+        findFiles,
+        deleteFile(path) {
+          fs.rmSync(path);
+          return null;
+        },
+        readFileMaybe(filename) {
+          if (fs.existsSync(filename)) {
+            return fs.readFileSync(filename, 'utf8');
+          }
+          return null;
+        }
+      });
+    },
+    baseUrl: 'http://localhost:3000',
+    specPattern: 'cypress/e2e/**/*.spec.ts'
+  }
+});

cypress/.eslintrc

@@ -0,0 +1,10 @@
+{
+  "plugins": ["cypress"],
+  "extends": ["plugin:cypress/recommended"],
+  "rules": {
+    "jest/expect-expect": "off"
+  },
+  "env": {
+    "cypress/globals": true
+  }
+}

cypress/e2e/actions.spec.ts

@@ -0,0 +1,49 @@
+import { typeInEditor, verifyFileSizeGreaterThan } from './util';
+describe('Check actions', () => {
+  beforeEach(() => {
+    cy.clearLocalStorage();
+    cy.visit('/edit');
+    cy.contains('Actions').click();
+  });
+
+  it('should update markdown code', () => {
+    cy.get('#markdown')
+      .invoke('val')
+      .then((oldText) => {
+        typeInEditor('C --> HistoryTest', { bottom: true, newline: true });
+        cy.get('#markdown')
+          .invoke('val')
+          .then((newText) => {
+            expect(oldText).to.not.eq(newText);
+          });
+      });
+  });
+
+  it.skip('should load gists from URL', () => {
+    cy.get('#gist').type('https://gist.github.com/sidharthv96/6268a23e673a533dcb198f241fd7012a');
+    cy.contains('Load Gist').click();
+    cy.contains('Go shopping!!');
+  });
+
+  it('should download png and svg', () => {
+    cy.clock(new Date(2022, 0, 1).getTime());
+
+    cy.get(`#downloadPNG`).click();
+    verifyFileSizeGreaterThan('diagram', 'png', 34_000);
+
+    cy.get(`#downloadSVG`).click();
+    verifyFileSizeGreaterThan('diagram', 'svg', 10_000);
+
+    // Verify downloaded file is different for different diagrams
+    cy.contains('Sample Diagrams').click();
+    cy.contains('ER').click();
+
+    cy.get(`#downloadPNG`).click();
+    verifyFileSizeGreaterThan('diagram', 'png', 40_000);
+
+    cy.get(`#downloadSVG`).click();
+    verifyFileSizeGreaterThan('diagram', 'svg', 11_000);
+
+    cy.clock().invoke('restore');
+  });
+});

cypress/e2e/diagramUpdate.spec.ts

@@ -0,0 +1,97 @@
+import { typeInEditor, cmd } from './util';
+
+describe('Auto sync tests', () => {
+  beforeEach(() => {
+    cy.clearLocalStorage();
+    cy.visit('/');
+    cy.url().should('contain', '/edit#pako');
+    cy.window().should('have.property', 'editorLoaded', true);
+  });
+
+  it('should dim diagram when code is edited', () => {
+    cy.contains('Auto sync').click();
+    cy.get('#view').should('not.have.class', 'outOfSync');
+    cy.get('#errorContainer').should('not.exist');
+    typeInEditor('  C --> Test', { bottom: true });
+    cy.get('#view').should('have.class', 'outOfSync');
+    cy.get('#errorContainer').should('contain.text', 'Diagram out of sync.');
+    cy.getLocalStorage('codeStore').snapshot();
+  });
+
+  it('should update diagram when shortcut is used', () => {
+    cy.contains('Auto sync').click();
+    cy.get('#view').should('not.have.class', 'outOfSync');
+    typeInEditor('  C --> Test');
+    cy.get('#view').should('have.class', 'outOfSync');
+    cy.get('#errorContainer').should('contain.text', 'Diagram out of sync.');
+    typeInEditor(`${cmd}{enter}`);
+    cy.get('#errorContainer').should('not.exist');
+    cy.get('#view').should('not.have.class', 'outOfSync');
+  });
+
+  it('should show/hide sync button with auto sync', () => {
+    cy.get('[data-cy=sync]').should('not.exist');
+    cy.contains('Auto sync').click();
+    cy.get('[data-cy=sync]').should('exist');
+    cy.get('#autoSync').check();
+    cy.get('[data-cy=sync]').should('not.exist');
+  });
+
+  it('should not dim diagram when code is in sync', () => {
+    cy.contains('Auto sync').click();
+    cy.get('#view').should('not.have.class', 'outOfSync');
+    typeInEditor('  C --> Test');
+    cy.get('#view').should('have.class', 'outOfSync');
+    cy.get('[data-cy=sync]').click();
+    cy.get('#view').should('not.have.class', 'outOfSync');
+    cy.get('#autoSync').check();
+    typeInEditor('ing');
+    cy.get('#view').should('not.have.class', 'outOfSync');
+    cy.getLocalStorage('codeStore').snapshot();
+  });
+
+  it('supports commenting code out/in', () => {
+    cy.get('#editor').contains('Car').click();
+    cy.get('#editor').get('textarea').type(`${cmd}/`, { force: true });
+    cy.get('#view').contains('Car').should('not.exist');
+
+    typeInEditor(`{uparrow}${cmd}/`);
+    cy.get('#view').contains('Car').should('exist');
+  });
+
+  it('supports editing code when code is incorrect', () => {
+    cy.visit(
+      '/edit#pako:eNpljjEKwzAMRa8SNOcEnlt6gK5eVFvYJsgOqkwpIXevg9smEE1PnyfxF3DFExgISW-CczQ2D21cYU7a-SGYXRwyvTp9jUhuKlVP-eHy7zA-leQsMEmg_QOM0BLG5FujZVMsaCQmC6ahR5ks2Lw2r84ela4-aREwKpVGwKrl_s7ut3fnkjAIcg_XDzuaUhs'
+    );
+    cy.get('#errorContainer').should('not.exist');
+    typeInEditor(`branch test`, { bottom: true, newline: true });
+    cy.get('#editor').contains('branch test').should('exist');
+    cy.get('#errorContainer')
+      .contains(
+        'Error: Trying to checkout branch which is not yet created. (Help try using "branch master")'
+      )
+      .should('exist');
+  });
+
+  it('should update diagram after entire text is removed', () => {
+    // https://github.com/mermaid-js/mermaid-live-editor/issues/1102
+    typeInEditor(`${cmd} a {backspace}`);
+    typeInEditor('graph LR');
+    typeInEditor(' {enter}  A-->Car');
+    cy.get('#view').contains('Car').should('exist');
+  });
+});
+
+describe('Pan and Zoom', () => {
+  beforeEach(() => {
+    cy.clearLocalStorage();
+    cy.visit('/');
+  });
+  it('should toggle pan and zoom', () => {
+    cy.get('#svg-pan-zoom-reset-pan-zoom').should('not.exist');
+    cy.contains('Pan & Zoom').click();
+    cy.get('#svg-pan-zoom-reset-pan-zoom').should('exist');
+    cy.contains('Pan & Zoom').click();
+    cy.get('#svg-pan-zoom-reset-pan-zoom').should('not.exist');
+  });
+});

cypress/e2e/docMap.spec.ts

@@ -0,0 +1,36 @@
+describe('Editor docs tests', () => {
+  beforeEach(() => {
+    cy.on('uncaught:exception', () => {
+      return false;
+    });
+    cy.clearLocalStorage();
+    cy.visit('/edit');
+    cy.contains('Sample Diagrams').click();
+  });
+
+  it('Test default loading', () => {
+    cy.get(`[data-cy=docs][href^="https://mermaid-js.github.io/mermaid"]`).should('exist');
+  });
+
+  it('Test to see if the correct URL loads when changing from one diagram to other', () => {
+    cy.contains('Flow').click();
+    cy.get(`[data-cy=docs][href$="/syntax/flowchart"]`).should('exist');
+
+    cy.contains('Config').click();
+    cy.get(`[data-cy=docs][href$="/syntax/flowchart?id=configuration"]`).should('exist');
+
+    cy.contains('Sequence').click();
+    cy.get(`[data-cy=docs][href$="/syntax/sequenceDiagram?id=configuration"]`).should('exist');
+
+    cy.contains('Code').click();
+    cy.get(`[data-cy=docs][href$="/syntax/sequenceDiagram"]`).should('exist');
+  });
+
+  it("Test to check URLs for a case where config URL doesn't exist", () => {
+    cy.contains('State').click();
+    cy.get(`[data-cy=docs][href$="/syntax/stateDiagram"]`).should('exist');
+
+    cy.contains('Config').click();
+    cy.get(`[data-cy=docs][href$="/syntax/stateDiagram"]`).should('exist');
+  });
+});

cypress/e2e/history.spec.ts

@@ -0,0 +1,103 @@
+import { typeInEditor, verifyFileSnapshot } from './util';
+
+describe('Save History', () => {
+  beforeEach(() => {
+    cy.clock(new Date(2022, 0, 1).getTime());
+    cy.clearLocalStorage();
+    cy.visit('/edit');
+
+    cy.contains('History').click();
+  });
+
+  afterEach(() => {
+    cy.clock().invoke('restore');
+  });
+
+  it('should load history from localstorage', () => {
+    cy.setLocalStorage(
+      'manualHistoryStore',
+      '[{"state":{"code":"graph TD\\n    A[Halloween] -->|Get money| B(Go shopping)","mermaid":"{\\n  \\"theme\\": \\"dark\\"\\n}","autoSync":true,"updateDiagram":false},"time":0,"type":"manual","id":"d7ea820e-21dd-418a-b984-fd58acde09df","name":"hollow-art"},{"state":{"code":"graph TD\\n    A[Christmas] -->|Get money| B(Go shopping)","mermaid":"{\\n  \\"theme\\": \\"dark\\"\\n}","autoSync":true,"updateDiagram":true},"time":0,"type":"manual","id":"b749ffc6-522b-4a44-86cf-7c1ffc3146b3","name":"helpful-ocean"}]'
+    );
+    cy.setLocalStorage(
+      'autoHistoryStore',
+      '[{"state":{"code":"graph TD\\n    A[New Year] -->|Get money| B(Go shopping)","mermaid":"{\\n  \\"theme\\": \\"dark\\"\\n}","autoSync":true,"updateDiagram":false},"time":0,"type":"auto","id":"69ea820e-522b-4a44-86cf-fd58acde09df","name":"barking-dog"},{"state":{"code":"graph TD\\n    A[Christmas] -->|Get money| B(Go shopping)","mermaid":"{\\n  \\"theme\\": \\"dark\\"\\n}","autoSync":true,"updateDiagram":true},"time":0,"type":"manual","id":"x749ffc6-21dd-418a-b984-7c1ffc3146b3","name":"needy-mosquito"}]'
+    );
+    cy.reload();
+    cy.contains('History').click();
+    cy.get('#historyList').find('li').should('have.length', 2);
+    cy.get('#historyList').find('No items in History').should('not.exist');
+    cy.get('#historyList').contains('helpful-ocean');
+    cy.get('#historyList').contains('hollow-art');
+    cy.contains('Restore').click();
+    cy.contains('Halloween');
+    cy.contains('Timeline').click();
+
+    cy.get('#historyList').find('li').should('have.length', 2);
+    cy.get('#historyList').find('No items in History').should('not.exist');
+    cy.get('#historyList').contains('needy-mosquito');
+    cy.get('#historyList').contains('barking-dog');
+    cy.contains('Restore').click();
+    cy.contains('New Year');
+  });
+
+  it('should save when clicked', () => {
+    cy.get('#historyList').find('li').should('have.length', 0);
+    cy.get('#historyList').contains('No items in History');
+    cy.get('#saveHistory').click();
+    cy.get('#historyList').find('No items in History').should('not.exist');
+    cy.get('#historyList').find('li').should('have.length', 1);
+    cy.get('#saveHistory').click();
+    cy.on('window:alert', (str) => {
+      expect(str).to.equal('State already saved.');
+    });
+    cy.on('window:confirm', () => true);
+    typeInEditor('  C --> HistoryTest');
+    cy.get('#saveHistory').click();
+    cy.get('#historyList').find('li').should('have.length', 2);
+  });
+
+  it('should be able to restore and delete', () => {
+    cy.get('#saveHistory').click();
+    typeInEditor('  C --> HistoryTest');
+    cy.get('#historyList').find('No items in History').should('not.exist');
+    cy.get('#historyList').find('li').should('have.length', 1);
+    cy.contains('HistoryTest');
+    cy.contains('Restore').click();
+    cy.contains('HistoryTest').should('not.exist');
+    cy.contains('Delete').click();
+    cy.get('#historyList').find('li').should('have.length', 0);
+    cy.get('#historyList').contains('No items in History');
+    cy.get('#saveHistory').click();
+    typeInEditor('  C --> HistoryTest');
+    cy.get('#saveHistory').click();
+    cy.get('#editor').type('ing');
+    cy.get('#clearHistory').click();
+    cy.on('window:alert', (str) => {
+      expect(str).to.equal('Clear all saved items?');
+    });
+    cy.on('window:confirm', () => true);
+    cy.get('#historyList').contains('No items in History');
+  });
+
+  // TODO: Fix #639
+  xit('should auto save history', () => {
+    typeInEditor('  C --> HistoryTest');
+    cy.tick(70_000);
+    cy.contains('Timeline').click();
+    cy.get('#historyList').find('li').should('have.length', 1);
+    cy.get('#editor').type('ing');
+    cy.tick(70_000);
+    cy.get('#historyList').find('li').should('have.length', 2);
+    for (let i = 0; i < 31; i++) {
+      cy.get('#editor').type('.');
+      cy.tick(70_000);
+    }
+    cy.get('#historyList').find('li').should('have.length', 30);
+  });
+
+  it('should download history', () => {
+    cy.get('#saveHistory').click();
+    cy.get(`#downloadHistory`).click();
+    verifyFileSnapshot('history', 'json', 'A[Christmas] -->|Get money| B(Go shopping)');
+  });
+});

cypress/e2e/loadSite.spec.ts

@@ -0,0 +1,136 @@
+import { toBase64 } from 'js-base64';
+
+describe('Site Loads', () => {
+  beforeEach(() => {
+    cy.clearLocalStorage();
+    cy.visit('/');
+    cy.url().should('include', '/edit#pako');
+  });
+
+  it('Check Home page load', () => {
+    cy.url().should('include', '/edit');
+    cy.contains('History').click();
+    cy.getLocalStorage('codeStore').snapshot();
+  });
+
+  it('should keep code after reload', () => {
+    cy.get('#editor').contains('Car');
+    cy.reload();
+    cy.get('#editor').contains('Car');
+  });
+
+  it('Check Redirect from old URL', () => {
+    cy.visit(
+      '/#/edit/eyJjb2RlIjoiZ3JhcGggVERcbiAgICBBW0NocmlzdG1hc10gLS0-fEdldCBtb25leXwgQihHbyBzaG9wcGluZylcbiAgICBCIC0tPiBDe0xldCBtZSB0aGlua31cbiAgICBDIC0tPnxPbmV8IERbTGFwdG9wXVxuICAgIEMgLS0-fFR3b3wgRVtpUGhvbmVdXG4gICAgQyAtLT58VGhyZWV8IEZbZmE6ZmEtY2FyIENhcl0iLCJtZXJtYWlkIjp7InRoZW1lIjoiZGVmYXVsdCJ9LCJ1cGRhdGVFZGl0b3IiOmZhbHNlfQ'
+    );
+    cy.url().should('include', '/edit#pako:eNp');
+  });
+
+  it('should load sample diagrams when clicked', () => {
+    cy.contains('Sample Diagrams').click();
+    cy.contains('Pie').click();
+    cy.contains('pie title Pets adopted by volunteers');
+    cy.contains('Class').click();
+    cy.contains('classDiagram');
+  });
+
+  (Cypress.env('CI') === 'true' ? describe : describe.skip)('github', () => {
+    it('should load diagram from gist', () => {
+      cy.visit(`/edit?gist=https://gist.github.com/sidharthv96/6268a23e673a533dcb198f241fd7012a`);
+      cy.contains('History').click();
+      cy.contains('Go shopping!!');
+      cy.contains('Revisions');
+      cy.contains('sidharthv96 v8f8f1e2');
+      cy.contains('sidharthv96 v7851e19');
+      cy.getLocalStorage('codeStore').snapshot();
+    });
+
+    it('should load diagram from gist revision', () => {
+      cy.visit(
+        '/edit?gist=https://gist.github.com/sidharthv96/6268a23e673a533dcb198f241fd7012a/ec9b4ab0e41e4ff6287326cd3cb47affd7851e19'
+      );
+      cy.contains('History').click();
+      cy.contains('Party');
+      cy.contains('Revisions');
+      cy.contains('sidharthv96 v7851e19');
+      cy.getLocalStorage('codeStore').snapshot();
+    });
+
+    it('should load diagram from raw files', () => {
+      cy.visit(
+        '/edit?code=https://gist.githubusercontent.com/sidharthv96/6268a23e673a533dcb198f241fd7012a/raw/4eb03887e6a41397e80bdcdbf94017c498f8f1e2/code.mmd&config=https://gist.githubusercontent.com/sidharthv96/6268a23e673a533dcb198f241fd7012a/raw/4eb03887e6a41397e80bdcdbf94017c498f8f1e2/config.json'
+      );
+      cy.contains('Party');
+      cy.getLocalStorage('codeStore').snapshot();
+    });
+  });
+
+  // Disabled temporarily. Should be enabled after the issue is fixed in Mermaid.
+  // it('should prevent setting the "securityLevel" option via URL', () => {
+  // 	const b64State = toBase64(
+  // 		`{"code":"graph TD\\nA[\\"<img src='https://via.placeholder.com/64' width=64 />\\"]","mermaid":"{\\"securityLevel\\": \\"loose\\", \\"theme\\": \\"forest\\"}","autoSync":true,"updateDiagram":true}`,
+  // 		true
+  // 	);
+  // 	cy.on('window:confirm', () => true);
+  // 	cy.visit(`/edit#${b64State}`);
+  // 	cy.contains('Config').click();
+  // 	cy.contains('forest');
+  // 	cy.contains('securityLevel').should('not.exist');
+  // 	cy.get('#view').find('img').should('not.exist');
+  // 	cy.get('#view').contains('<img');
+  // 	cy.get('#view').contains(`src='https://via.placeholder.com/64'`);
+  // });
+
+  it.skip('should allow persisting "securityLevel" using confirm dialogue', () => {
+    const b64State = toBase64(
+      `{"code":"graph TD\\nA[\\"<img src='https://dummyimage.com/64' width=64/>\\"]","mermaid":"{\\"securityLevel\\": \\"loose\\", \\"theme\\": \\"forest\\"}","autoSync":true,"updateDiagram":true}`,
+      true
+    );
+    cy.on('window:confirm', () => false);
+    cy.visit(`/edit#${b64State}`);
+    cy.get('#editor').type(' ');
+    cy.contains('Config').click();
+    cy.contains('forest');
+    cy.contains('securityLevel');
+    cy.get('#view').find('img').should('be.visible');
+  });
+
+  it('should show troubleshooting steps if loading fails', () => {
+    cy.visit('/#/edit/eyJjb2RlIjoiZ3JhcGggVERcbiAg');
+    cy.reload(true);
+    cy.contains('Please Click here to Raise an issue in github.');
+  });
+});
+
+describe('Verify types of URLs', () => {
+  it('should load compressed URL', () => {
+    cy.visit(
+      '/edit#pako:eNpVkM2KwkAQhF-l6dMK5gVyEDRxvYi7sF6WjIcm0zqDzg_jBJEk725Hd2G3Tw31VVFUj23QjCWeEkUD-1p5kFs2O77BN1M6QFEshg1ncMHzfYDV2ybA1YQYrT_NXvhqgqDqtxPGkI315_ElVU__h-cB6mZLMYd4-Kvsb2GAdWM_jcT_V0xicb03RyqPVLSUoJI-OEfHyZHV0rqfDAqzYccKS3k1pbNC5Ufhuqgp81rbHBJKxuXKc6Quh6-7b7HMqeNfqLYkC7gfanwAlW1ZvQ'
+    );
+    cy.contains('New Year');
+    cy.visit(
+      '/edit#pako:eNptkU1PwzAMhv9K5BOI9Q9EXBDbJA477YYqITcxndV8QD40weh_Jy1rGR0-OY_tV2_sEyivCSQogzGuGduAtnaixINji0bcf1WVWGfVXdMtx8M1faYm4B8sxR27JLClJd6nwK4VLTlN4bI4jMQd2pLe3C4KFhNNcLQ92jv9ADGLNoTdozc-zIV4ZDsNlud7RtVN7_5Sb_jYrFcN3iN_0pPbEqUZK3QbTP_Ojyv4NdR4bwTHlyMbPcOQ3WJ2CliBpWCRdbnLqFJDOpClGmRJNYauhtr1pS-_6bKMjebkA8hXNJFWgDn5_YdTIFPINDWdb3vu6r8BaWOZRQ'
+    );
+    cy.contains('Animal');
+  });
+
+  describe('Uncompressed URLs', () => {
+    it('should load URL without specifier', () => {
+      cy.visit(
+        '/edit/#eyJjb2RlIjoiZ3JhcGhcbiAgICBUZXN0TGFiZWwiLCJtZXJtYWlkIjoie1xuICBcInRoZW1lXCI6IFwiZGVmYXVsdFwiXG59IiwidXBkYXRlRWRpdG9yIjpmYWxzZSwiYXV0b1N5bmMiOnRydWUsInVwZGF0ZURpYWdyYW0iOmZhbHNlfQ'
+      );
+      cy.contains('TestLabel');
+      cy.visit(
+        '/edit#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'
+      );
+      cy.contains('Animal');
+    });
+
+    it('should load URL with "base64" specifier', () => {
+      cy.visit(
+        '/edit/#base64:eyJjb2RlIjoiZ3JhcGhcbiAgICBUZXN0TGFiZWwiLCJtZXJtYWlkIjoie1xuICBcInRoZW1lXCI6IFwiZGVmYXVsdFwiXG59IiwidXBkYXRlRWRpdG9yIjpmYWxzZSwiYXV0b1N5bmMiOnRydWUsInVwZGF0ZURpYWdyYW0iOmZhbHNlfQ'
+      );
+      cy.contains('TestLabel');
+    });
+  });
+});

cypress/e2e/themes.spec.ts

@@ -0,0 +1,56 @@
+describe('Test themes', () => {
+  describe('Test light themes', () => {
+    beforeEach(() => {
+      cy.clearLocalStorage();
+      cy.visit('/edit', {
+        onBeforeLoad(win) {
+          cy.stub(win, 'matchMedia')
+            .callThrough()
+            .withArgs('(prefers-color-scheme: dark)')
+            .returns({
+              matches: false
+            });
+        }
+      });
+      cy.contains('Theme').click();
+    });
+
+    it('should set light theme as default', () => {
+      cy.contains('light').parent().should('have.class', 'bordered');
+      cy.contains('dark').parent().should('not.have.class', 'bordered');
+      cy.getLocalStorage('themeStore').snapshot();
+    });
+
+    it('should change themes when clicked', () => {
+      cy.contains('light').parent().should('have.class', 'bordered');
+      cy.contains('cupcake').click();
+      cy.contains('cupcake').parent().should('have.class', 'bordered');
+      cy.contains('light').parent().should('not.have.class', 'bordered');
+      cy.contains('dark').parent().should('not.have.class', 'bordered');
+      cy.getLocalStorage('themeStore').snapshot();
+    });
+  });
+
+  describe('Test dark mode', () => {
+    beforeEach(() => {
+      cy.clearLocalStorage();
+      cy.visit('/edit', {
+        onBeforeLoad(win) {
+          cy.stub(win, 'matchMedia')
+            .callThrough()
+            .withArgs('(prefers-color-scheme: dark)')
+            .returns({
+              matches: true
+            });
+        }
+      });
+      cy.contains('Theme').click();
+    });
+
+    it('should set dark theme as default', () => {
+      cy.contains('light').parent().should('not.have.class', 'bordered');
+      cy.contains('dark').parent().should('have.class', 'bordered');
+      cy.getLocalStorage('themeStore').snapshot();
+    });
+  });
+});

cypress/e2e/util.ts

@@ -0,0 +1,60 @@
+export const cmd = `{${Cypress.platform === 'darwin' ? 'meta' : 'ctrl'}}`;
+
+interface EditorOptions {
+  bottom?: boolean;
+  newline?: boolean;
+}
+
+export const typeInEditor = (
+  text: string,
+  { bottom = true, newline = false }: EditorOptions = {}
+) => {
+  cy.window().should('have.property', 'editorLoaded', true);
+  cy.get('#editor').click();
+  cy.get('#editor').within(($editor) => {
+    if (bottom) {
+      cy.get('textarea').type('{pageDown}', { force: true });
+    }
+    if (newline) {
+      cy.get('textarea').type('{enter}', { force: true });
+    }
+    cy.get('textarea').type(text, { force: true });
+  });
+};
+
+const downloadsFolder = Cypress.config('downloadsFolder');
+
+export const verifyFileSizeGreaterThan = (
+  fileType: 'history' | 'diagram',
+  extension: string,
+  size: number
+) => {
+  const fileName = `mermaid-${fileType}-2022-01-01-000000.${extension}`;
+  const filePath = `${downloadsFolder}/${fileName}`;
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-call
+  cy.verifyDownload(fileName);
+  cy.readFile(filePath, null, {
+    log: false
+  }).then((buffer: ArrayBuffer) => {
+    expect(buffer.byteLength).to.be.gt(size);
+    expect(buffer.byteLength).to.be.lt(size * 1.3);
+  });
+  cy.task('deleteFile', filePath);
+};
+
+export const verifyFileSnapshot = (
+  fileType: 'history' | 'diagram',
+  extension: string,
+  content: string
+) => {
+  const fileName = `mermaid-${fileType}-2022-01-01-000000.${extension}`;
+  const filePath = `${downloadsFolder}/${fileName}`;
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-call
+  cy.verifyDownload(fileName);
+  cy.readFile(filePath, null, {
+    log: false
+  }).then((buffer: ArrayBuffer) =>
+    expect(new TextDecoder('utf8').decode(buffer)).to.contain(content)
+  );
+  cy.task('deleteFile', filePath);
+};

cypress/fixtures/example.json

@@ -0,0 +1,5 @@
+{
+  "name": "Using fixtures to represent data",
+  "email": "hello@cypress.io",
+  "body": "Fixtures are a great way to mock data for responses to routes"
+}

cypress/snapshots.js

@@ -0,0 +1,52 @@
+module.exports = {
+  "Site Loads": {
+    "Check Home page load": {
+      "1": "{\"code\":\"flowchart TD\\n    A[Christmas] -->|Get money| B(Go shopping)\\n    B --> C{Let me think}\\n    C -->|One| D[Laptop]\\n    C -->|Two| E[iPhone]\\n    C -->|Three| F[fa:fa-car Car]\\n  \",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"default\\\"\\n}\",\"autoSync\":true,\"updateDiagram\":true}"
+    },
+    "Check Redirect from old URL": {
+      "1": "{\"code\":\"graph TD\\n    A[Christmas] -->|Get money| B(Go shopping)\\n    B --> C{Let me think}\\n    C -->|One| D[Laptop]\\n    C -->|Two| E[iPhone]\\n    C -->|Three| F[fa:fa-car Car]\",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"default\\\"\\n}\",\"autoSync\":true,\"updateDiagram\":true}"
+    },
+    "should load diagram from gist": {
+      "1": "{\"code\":\"graph TD\\n    A[Party] -->|Get money| B(Go shopping!!)\\n    \",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"forest\\\",\\n  \\\"test\\\": \\\"hello world\\\"\\n}\",\"autoSync\":true,\"updateDiagram\":true,\"loader\":{\"type\":\"gist\",\"config\":{\"url\":\"https://gist.github.com/sidharthv96/6268a23e673a533dcb198f241fd7012a\"}}}"
+    },
+    "should load diagram from gist revision": {
+      "1": "{\"code\":\"graph TD\\n    A[Party] -->|Get money| B(Go shopping)\\n    \",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"forest\\\",\\n  \\\"test\\\": \\\"hello\\\"\\n}\",\"autoSync\":true,\"updateDiagram\":true,\"loader\":{\"type\":\"gist\",\"config\":{\"url\":\"https://gist.github.com/sidharthv96/6268a23e673a533dcb198f241fd7012a/ec9b4ab0e41e4ff6287326cd3cb47affd7851e19\"}}}"
+    },
+    "should load diagram from raw files": {
+      "1": "{\"code\":\"graph TD\\n    A[Party] -->|Get money| B(Go shopping!!)\\n    \",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"forest\\\",\\n  \\\"test\\\": \\\"hello world\\\"\\n}\",\"autoSync\":true,\"updateDiagram\":true,\"loader\":{\"type\":\"files\",\"config\":{\"codeURL\":\"https://gist.githubusercontent.com/sidharthv96/6268a23e673a533dcb198f241fd7012a/raw/4eb03887e6a41397e80bdcdbf94017c498f8f1e2/code.mmd\",\"configURL\":\"https://gist.githubusercontent.com/sidharthv96/6268a23e673a533dcb198f241fd7012a/raw/4eb03887e6a41397e80bdcdbf94017c498f8f1e2/config.json\"}}}"
+    }
+  },
+  "__version": "12.17.4",
+  "Auto sync tests": {
+    "should dim diagram when code is edited": {
+      "1": "{\"code\":\"flowchart TD\\n    A[Christmas] -->|Get money| B(Go shopping)\\n    B --> C{Let me think}\\n    C -->|One| D[Laptop]\\n    C -->|Two| E[iPhone]\\n    C -->|Three| F[fa:fa-car Car]\\n    C --> Test\",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"default\\\"\\n}\",\"autoSync\":false,\"updateDiagram\":false}"
+    },
+    "should not dim diagram when code is in sync": {
+      "1": "{\"code\":\"flowchart TD\\n    A[Christmas] -->|Get money| B(Go shopping)\\n    B --> C{Let me think}\\n    C -->|One| D[Laptop]\\n    C -->|Two| E[iPhone]\\n    C -->|Three| F[fa:fa-car Car]\\n    C --> Testing\",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"default\\\"\\n}\",\"autoSync\":true,\"updateDiagram\":false}"
+    }
+  },
+  "Test themes": {
+    "should set light theme as default": {
+      "1": "{\"theme\":\"light\",\"isDark\":false}"
+    },
+    "should change themes when clicked": {
+      "1": "{\"theme\":\"cupcake\",\"isDark\":false}"
+    },
+    "should set dark theme as default": {
+      "1": "{\"theme\":\"dark\",\"isDark\":true}"
+    },
+    "Test light themes": {
+      "should set light theme as default": {
+        "1": "{\"theme\":\"light\",\"isDark\":false}"
+      },
+      "should change themes when clicked": {
+        "1": "{\"theme\":\"cupcake\",\"isDark\":false}"
+      }
+    },
+    "Test dark mode": {
+      "should set dark theme as default": {
+        "1": "{\"theme\":\"dark\",\"isDark\":true}"
+      }
+    }
+  }
+}

cypress/support/commands.ts

@@ -0,0 +1,38 @@
+// ***********************************************
+// This example commands.js shows you how to
+// create various custom commands and overwrite
+// existing commands.
+//
+// For more comprehensive examples of custom
+// commands please read more here:
+// https://on.cypress.io/custom-commands
+// ***********************************************
+//
+//
+// -- This is a parent command --
+// Cypress.Commands.add('login', (email, password) => { ... })
+//
+//
+// -- This is a child command --
+// Cypress.Commands.add('drag', { prevSubject: 'element'}, (subject, options) => { ... })
+//
+//
+// -- This is a dual command --
+// Cypress.Commands.add('dismiss', { prevSubject: 'optional'}, (subject, options) => { ... })
+//
+//
+// -- This will overwrite an existing command --
+// Cypress.Commands.overwrite('visit', (originalFn, url, options) => { ... })
+import { register } from '@cypress/snapshot';
+// eslint-disable-next-line @typescript-eslint/no-unsafe-call
+register();
+declare global {
+  // eslint-disable-next-line @typescript-eslint/no-namespace
+  namespace Cypress {
+    interface Chainable {
+      snapshot(): void;
+    }
+  }
+}
+
+import 'cypress-localstorage-commands';

cypress/support/e2e.js

@@ -0,0 +1,28 @@
+// ***********************************************************
+// This example support/index.js is processed and
+// loaded automatically before your test files.
+//
+// This is a great place to put global configuration and
+// behavior that modifies Cypress.
+//
+// You can change the location of this file or turn off
+// automatically serving support files with the
+// 'supportFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/configuration
+// ***********************************************************
+
+// Import commands.js using ES2015 syntax:
+import './commands';
+require('cy-verify-downloads').addCustomCommand();
+
+// Alternatively you can use CommonJS syntax:
+// require('./commands')
+
+Cypress.on('uncaught:exception', (err) => {
+  /* returning false here prevents Cypress from failing the test */
+  if (err.message.includes('ResizeObserver loop limit exceeded')) {
+    return false;
+  }
+});

cypress/tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "compilerOptions": {
+    "allowJs": true,
+    "types": ["cypress", "cypress-localstorage-commands", "cy-verify-downloads", "node"]
+  },
+  "include": ["**/*.ts"]
+}

docker-compose.yml

@@ -3,7 +3,7 @@ services:
   mermaid:
     build:
       context: .
-      target: mermaid-dev
+      dockerfile: Dockerfile.dev
     volumes:
       - ./src:/app/src
     ports:

netlify.toml

@@ -1,12 +0,0 @@
-[build.environment]
-	MERMAID_ANALYTICS_URL = 'https://p.mermaid.live'
-	MERMAID_DOMAIN = 'mermaid.live'
-	MERMAID_RENDERER_URL = 'https://mermaid.ink'
-	MERMAID_KROKI_RENDERER_URL = 'https://kroki.io'
-	MERMAID_IS_ENABLED_MERMAID_CHART_LINKS ='true'
-
-[[redirects]]
-  from = "/index.html"
-  to = "/edit"
-  status = 301
-  force = true

package.json

@@ -5,107 +5,79 @@
   "license": "MIT",
   "scripts": {
     "dev": "vite dev",
-    "dev:force": "MERMAID_LOCAL=true pnpm dev --force",
+    "dev:force": "MERMAID_LOCAL=true yarn dev --force",
-    "dev:test": "pnpm dev",
+    "dev:test": "yarn dev",
     "build": "vite build",
     "preview": "vite preview",
-    "lint": "prettier --check --cache . && eslint --ignore-path .gitignore .",
+    "lint": "prettier --check --cache --plugin-search-dir=. .;eslint --ignore-path .gitignore .",
-    "lint:fix": "prettier --write --cache . && eslint --fix --ignore-path .gitignore .",
+    "lint:fix": "prettier --write --cache --plugin-search-dir=. .;eslint --fix --ignore-path .gitignore .",
-    "format": "prettier --write --cache .",
+    "format": "prettier --write --cache --plugin-search-dir=. .",
     "pre-commit": "lint-staged",
     "postinstall": "husky install && svelte-kit sync && (git config blame.ignoreRevsFile .git-blame-ignore-revs || true)",
     "test:unit": "vitest",
-    "test:unit:ui": "vitest --ui",
+    "test:ui": "vitest --ui",
-    "test:unit:coverage": "vitest run --coverage",
+    "test:coverage": "vitest run --coverage",
-    "test": "pnpm test:unit && pnpm test:e2e",
+    "test:browser": "cypress run",
-    "test:e2e": "playwright test",
+    "test": "test:unit && test:browser",
-    "test:e2e:ui": "playwright test --ui",
+    "cy": "cypress open"
-    "test:e2e:debug": "playwright test --debug"
   },
   "devDependencies": {
-    "@fortawesome/fontawesome-free": "^6.7.2",
+    "@cypress/snapshot": "2.1.7",
-    "@iconify-json/material-symbols": "^1.2.20",
+    "@sveltejs/adapter-static": "2.0.3",
-    "@iconify-json/mdi": "^1.2.3",
+    "@sveltejs/kit": "1.25.0",
-    "@playwright/test": "^1.52.0",
+    "@testing-library/jest-dom": "5.17.0",
-    "@sveltejs/adapter-static": "3.0.8",
+    "@testing-library/svelte": "3.2.2",
-    "@sveltejs/kit": "2.20.8",
+    "@types/pako": "2.0.0",
-    "@sveltejs/vite-plugin-svelte": "^4.0.4",
+    "@types/uuid": "9.0.4",
-    "@types/hammerjs": "^2.0.46",
+    "@typescript-eslint/eslint-plugin": "5.62.0",
-    "@types/lodash-es": "^4.17.12",
+    "@typescript-eslint/parser": "5.62.0",
-    "@types/node": "^22.15.10",
+    "@vitest/ui": "^0.34.0",
-    "@types/pako": "2.0.3",
+    "autoprefixer": "^10.4.14",
-    "@types/uuid": "9.0.8",
-    "@typescript-eslint/eslint-plugin": "6.21.0",
-    "@typescript-eslint/parser": "6.21.0",
-    "@vitest/coverage-v8": "2.1.9",
-    "@vitest/ui": "^2.1.9",
-    "autoprefixer": "^10.4.21",
-    "bits-ui": "^1.4.6",
     "c8": "7.14.0",
-    "chai": "^4.5.0",
+    "chai": "^4.3.7",
-    "clsx": "^2.1.1",
+    "cssnano": "^6.0.0",
-    "cssnano": "^6.1.2",
+    "cy-verify-downloads": "0.2.0",
-    "eslint": "8.57.1",
+    "cypress": "12.17.4",
-    "eslint-config-prettier": "9.1.0",
+    "cypress-localstorage-commands": "2.2.4",
-    "eslint-plugin-es": "^4.1.0",
+    "eslint": "8.49.0",
-    "eslint-plugin-no-only-tests": "^3.3.0",
+    "eslint-config-prettier": "8.10.0",
-    "eslint-plugin-postcss-modules": "^2.0.0",
+    "eslint-plugin-cypress": "2.14.0",
-    "eslint-plugin-sort-keys": "^2.3.5",
+    "eslint-plugin-es": "4.1.0",
-    "eslint-plugin-svelte": "^2.46.1",
+    "eslint-plugin-no-only-tests": "^3.1.0",
-    "eslint-plugin-tailwindcss": "^3.18.0",
+    "eslint-plugin-postcss-modules": "2.0.0",
-    "eslint-plugin-unicorn": "^50.0.1",
+    "eslint-plugin-svelte3": "4.0.0",
-    "eslint-plugin-vitest": "^0.5.4",
+    "eslint-plugin-tailwindcss": "3.13.0",
-    "esserializer": "^1.3.11",
+    "eslint-plugin-unicorn": "^46.0.0",
+    "eslint-plugin-vitest": "^0.3.0",
+    "esserializer": "1.3.11",
+    "font-awesome": "^4.7.0",
     "husky": "^8.0.3",
-    "jsdom": "^25.0.1",
+    "jsdom": "21.1.2",
-    "lint-staged": "^15.5.1",
+    "lint-staged": "13.3.0",
-    "lucide-svelte": "^0.507.0",
+    "node-html-parser": "^6.1.5",
-    "node-html-parser": "^6.1.13",
+    "postcss": "^8.4.21",
-    "paneforge": "^1.0.0-next.5",
+    "postcss-load-config": "4.0.1",
-    "postcss": "^8.5.3",
+    "prettier": "2.8.8",
-    "postcss-load-config": "5.1.0",
+    "prettier-plugin-svelte": "^2.10.0",
-    "prettier": "^3.5.3",
+    "svelte": "3.59.2",
-    "prettier-plugin-svelte": "^3.3.3",
+    "svelte-preprocess": "5.0.4",
-    "prettier-plugin-tailwindcss": "^0.6.11",
+    "tailwindcss": "^3.3.1",
-    "svelte": "^5.28.2",
+    "tslib": "^2.5.0",
-    "svelte-preprocess": "^6.0.3",
+    "typescript": "5.2.2",
-    "svelte-sonner": "^0.3.28",
+    "vite": "^4.3.9",
-    "tailwind-merge": "^3.2.0",
+    "vitest": "^0.34.0"
-    "tailwind-variants": "^0.3.1",
-    "tailwindcss": "^3.4.17",
-    "tailwindcss-animate": "^1.0.7",
-    "tslib": "^2.8.1",
-    "typescript": "^5.8.3",
-    "unplugin-icons": "^22.1.0",
-    "vite": "^5.4.19",
-    "vitest": "^2.1.9",
-    "vitest-dom": "^0.1.1"
   },
   "dependencies": {
-    "@codemirror/lang-json": "^6.0.1",
+    "analytics": "0.8.9",
-    "@codemirror/lang-markdown": "^6.3.2",
+    "analytics-plugin-plausible": "0.0.6",
-    "@codemirror/lang-yaml": "^6.1.2",
+    "daisyui": "2.52.0",
-    "@codemirror/language": "^6.11.0",
+    "dayjs": "^1.11.7",
-    "@codemirror/state": "^6.5.2",
+    "js-base64": "3.7.5",
-    "@codemirror/view": "^6.36.7",
+    "mermaid": "10.5.0",
-    "@fontsource-variable/recursive": "^5.2.5",
+    "monaco-editor": "0.43.0",
-    "@fsegurai/codemirror-theme-vscode-dark": "^6.1.4",
-    "@fsegurai/codemirror-theme-vscode-light": "^6.1.4",
-    "@mermaid-js/layout-elk": "^0.1.7",
-    "@mermaid-js/mermaid-zenuml": "^0.2.0",
-    "codemirror": "^6.0.1",
-    "dayjs": "^1.11.13",
-    "hammerjs": "^2.0.8",
-    "js-base64": "3.7.7",
-    "lodash-es": "^4.17.21",
-    "mermaid": "^11.6.0",
-    "mode-watcher": "^0.5.1",
-    "monaco-editor": "0.52.2",
     "pako": "2.1.0",
-    "plausible-tracker": "^0.3.9",
     "random-word-slugs": "0.1.7",
-    "svg-pan-zoom": "3.6.2",
+    "svg-pan-zoom": "3.6.1",
-    "svg2roughjs": "^3.2.1",
     "uuid": "9.0.1"
   },
   "lint-staged": {
@@ -114,18 +86,11 @@
       "eslint --ignore-path .gitignore "
     ]
   },
-  "engines": {
+  "volta": {
-    "node": ">=20.19.0"
+    "node": "18.17.1",
+    "yarn": "1.22.19"
   },
-  "packageManager": "pnpm@10.10.0+sha512.d615db246fe70f25dcfea6d8d73dee782ce23e2245e3c4f6f888249fb568149318637dca73c2c5c8ef2a4ca0d5657fb9567188bfab47f566d1ee6ce987815c39",
+  "engines": {
-  "pnpm": {
+    "node": ">=16.7"
-    "onlyBuiltDependencies": [
-      "deasync",
-      "esbuild",
-      "svelte-preprocess"
-    ],
-    "ignoredBuiltDependencies": [
-      "vue-demi"
-    ]
   }
 }

playwright.config.ts

@@ -1,28 +0,0 @@
-import { defineConfig, devices } from '@playwright/test';
-
-export default defineConfig({
-  forbidOnly: !!process.env.CI,
-  fullyParallel: true,
-  projects: [
-    {
-      name: 'chromium',
-      use: { ...devices['Desktop Chrome'] }
-    }
-  ],
-  reporter: process.env.CI ? [['github'], ['list']] : 'list',
-  retries: process.env.CI ? 2 : 0,
-  testDir: './tests',
-  use: {
-    baseURL: 'http://localhost:3000',
-    browserName: 'chromium',
-    permissions: ['clipboard-read', 'clipboard-write'],
-    trace: 'retain-on-failure',
-    viewport: { width: 1920, height: 1080 }
-  },
-  webServer: {
-    command: `pnpm ${process.env.CI ? 'preview' : 'dev'}`,
-    url: 'http://localhost:3000',
-    reuseExistingServer: !process.env.CI
-  },
-  workers: process.env.CI ? 3 : undefined
-});

renovate.json

@@ -24,6 +24,5 @@
   "major": {
     "dependencyDashboardApproval": true
   },
-  "dependencyDashboardAutoclose": true,
+  "dependencyDashboardAutoclose": true
-  "rangeStrategy": "bump"
 }

src/app.html

@@ -1,18 +1,26 @@
-<!doctype html>
+<!DOCTYPE html>
 <html lang="en">
   <head>
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <title>Online FlowChart &amp; Diagrams Editor - Mermaid Live Editor</title>
-    <meta name="og:image" content="%sveltekit.assets%/favicon.svg" />
+    <meta
+      name="og:image"
+      content="https://github.com/mermaid-js/mermaid/raw/develop/img/header.png" />
     <link rel="canonical" href="https://mermaid.live" />
     <meta
       name="description"
       content="Simplify documentation and avoid heavy tools. Open source Visio Alternative. Commonly used for explaining your code! Mermaid is a simple markdown-like script language for generating charts from text via javascript." />
     <link rel="icon" type="image/png" href="%sveltekit.assets%/favicon.svg" />
     <link rel="mask-icon" href="%sveltekit.assets%/favicon.svg" color="#000000" />
-    <meta name="theme-color" content="#ff3670" />
+    <meta name="theme-color" content="#6366F1" />
     <link rel="manifest" href="%sveltekit.assets%/manifest.json" />
+    <link
+      rel="stylesheet"
+      href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.2/css/all.min.css"
+      integrity="sha512-z3gLpd7yknf1YoNbCzqRKc4qyor8gaKU1qmn+CShxbuBusANI9QpRohGBreCFkKxLhei6S9CQXFEbbKuqLg0DA=="
+      crossorigin="anonymous"
+      referrerpolicy="no-referrer" />
     %sveltekit.head%
   </head>
   <body>

src/app.postcss

@@ -1,68 +1,10 @@
-@import '@fontsource-variable/recursive/crsv.css';
-
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
 
-@layer base {
+.input {
-  :root {
+  @apply flex-1 border-primary border-solid border-2 rounded;
-    --background: 0 0% 100%;
-    --foreground: 222.2 84% 4.9%;
-    --card: 0 0% 100%;
-    --card-foreground: 222.2 84% 4.9%;
-    --popover: 0 0% 100%;
-    --popover-foreground: 222.2 84% 4.9%;
-    --primary: 240 10% 91%;
-    --primary-foreground: 255 20% 15%;
-    --secondary: 210 40% 96.1%;
-    --secondary-foreground: 222.2 47.4% 11.2%;
-    --muted: 228 24% 96%;
-    --muted-foreground: 215.4 16.3% 46.9%;
-    --accent: 340 100% 44%;
-    --accent-foreground: 210 40% 98%;
-    --destructive: 0 72.22% 50.59%;
-    --destructive-foreground: 210 40% 98%;
-    --border: 214.3 31.8% 91.4%;
-    --input: 214.3 31.8% 91.4%;
-    --ring: 222.2 84% 4.9%;
-    --radius: 0.75rem;
-  }
-  .dark {
-    --background: 222.2 84% 4.9%;
-    --foreground: 210 40% 98%;
-    --card: 222.2 84% 4.9%;
-    --card-foreground: 210 40% 98%;
-    --popover: 222.2 84% 4.9%;
-    --popover-foreground: 210 40% 98%;
-    --primary: 210 40% 30%;
-    --primary-foreground: 222.2 47.4% 90%;
-    --secondary: 217.2 32.6% 17.5%;
-    --secondary-foreground: 210 40% 98%;
-    --muted: 217.2 32.6% 17.5%;
-    --muted-foreground: 215 20.2% 65.1%;
-    --accent: 340 100% 44%;
-    --accent-foreground: 210 40% 98%;
-    --destructive: 0 62.8% 30.6%;
-    --destructive-foreground: 210 40% 98%;
-    --border: 217.2 32.6% 17.5%;
-    --input: 217.2 32.6% 17.5%;
-    --ring: 212.7 26.8% 83.9%;
-  }
 }
-
+.action-btn {
-@layer base {
+  @apply btn btn-primary;
-  * {
-    @apply border-border;
-  }
-  body {
-    @apply h-screen w-screen overflow-hidden bg-background text-foreground;
-  }
-}
-
-body {
-  font-family: 'Recursive Variable', sans-serif;
-}
-
-.d {
-  @apply border border-red-500;
 }

src/env.d.ts

@@ -3,9 +3,9 @@
 interface ImportMetaEnv {
   readonly MERMAID_RENDERER_URL?: string;
   readonly MERMAID_KROKI_RENDERER_URL?: string;
-  readonly MERMAID_ANALYTICS_URL?: string;
+  readonly MERMAID_CDN_URL?: string;
-  readonly MERMAID_DOMAIN?: string;
+  readonly MERMAID_BASE_URL?: string;
-  readonly MERMAID_IS_ENABLED_MERMAID_CHART_LINKS?: string;
+  readonly MERMAID_LOCAL?: boolean;
   // more env variables...
 }
 

src/global.d.ts

@@ -1 +1,16 @@
+/* eslint-disable @typescript-eslint/no-empty-interface */
+/* eslint-disable @typescript-eslint/ban-types */
+/* eslint-disable @typescript-eslint/no-unused-vars */
+
 /// <reference types="@sveltejs/kit" />
+import type { TestingLibraryMatchers } from '@testing-library/jest-dom/matchers';
+
+declare global {
+  namespace jest {
+    interface Matchers<R = void>
+      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+      // @ts-expect-error
+      // eslint-disable-next-line no-undef
+      extends TestingLibraryMatchers<typeof expect.stringContaining, R> {}
+  }
+}

src/lib/components/Actions.svelte

@@ -1,141 +1,80 @@
 <script lang="ts">
-  import Card from '$/components/Card/Card.svelte';
-  import CopyButton from '$/components/CopyButton.svelte';
-  import CopyInput from '$/components/CopyInput.svelte';
-  import { Button } from '$/components/ui/button';
-  import { Input } from '$/components/ui/input';
-  import { Separator } from '$/components/ui/separator';
-  import * as ToggleGroup from '$/components/ui/toggle-group';
-  import { TID } from '$/constants';
-  import { env } from '$/util/env';
   import { browser } from '$app/environment';
-  import { waitForRender } from '$lib/util/autoSync';
+  import Card from '$lib/components/Card/Card.svelte';
-  import { inputStateStore, stateStore, urlsStore } from '$lib/util/state';
+  import { env } from '$lib/util/env';
+  import { pakoSerde } from '$lib/util/serde';
+  import { stateStore } from '$lib/util/state';
   import { logEvent } from '$lib/util/stats';
-  import { version as FAVersion } from '@fortawesome/fontawesome-free/package.json';
-  import dayjs from 'dayjs';
   import { toBase64 } from 'js-base64';
-  import DownloadIcon from '~icons/material-symbols/download';
+  import dayjs from 'dayjs';
-  import ExternalLinkIcon from '~icons/material-symbols/open-in-new-rounded';
+  const { krokiRendererUrl, rendererUrl } = env;
-  import WidthIcon from '~icons/material-symbols/width-rounded';
-
-  const fontAwesomeURLs = (() => {
-    const baseUrl = `https://cdnjs.cloudflare.com/ajax/libs/font-awesome/${FAVersion}`;
-    return {
-      css: `${baseUrl}/css/all.min.css`,
-      woff2: `${baseUrl}/webfonts/fa-solid-900.woff2`
-    };
-  })();
 
   type Exporter = (context: CanvasRenderingContext2D, image: HTMLImageElement) => () => void;
 
-  const getFileName = (extension: string) =>
+  const getFileName = (ext: string) =>
-    `mermaid-diagram-${dayjs().format('YYYY-MM-DD-HHmmss')}.${extension}`;
+    `mermaid-diagram-${dayjs().format('YYYY-MM-DD-HHmmss')}.${ext}`;
 
-  const getSvgElement = async () => {
+  const getBase64SVG = (svg?: HTMLElement, width?: number, height?: number): string => {
-    try {
+    height && svg?.setAttribute('height', `${height}px`);
-      $inputStateStore.panZoom = false;
+    width && svg?.setAttribute('width', `${width}px`); // Workaround https://stackoverflow.com/questions/28690643/firefox-error-rendering-an-svg-image-to-html5-canvas-with-drawimage
-      await new Promise((resolve) => setTimeout(resolve, 1000));
+    if (!svg) {
-      await waitForRender();
+      svg = getSvgEl();
-      const svgElement = document.querySelector('#container svg');
-      if (!svgElement) {
-        throw new Error('svg not found');
-      }
-      svgElement.setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
-      return {
-        svg: svgElement.cloneNode(true) as HTMLElement,
-        box: svgElement.querySelector('g')!.getBoundingClientRect()
-      };
-    } finally {
-      setTimeout(() => {
-        $inputStateStore.panZoom = true;
-      }, 10000);
     }
-  };
-
-  const injectFontAwesome = async ({
-    svgString,
-    fontAwesomeEmbedMode
-  }: {
-    svgString: string;
-    fontAwesomeEmbedMode: 'raw' | 'url';
-  }) => {
-    if (fontAwesomeEmbedMode === 'url') {
-      return `<?xml version="1.0" encoding="UTF-8"?>
-<?xml-stylesheet href="${fontAwesomeURLs.css}" type="text/css"?>
-${svgString}`;
-    }
-
-    const [fontAwesomeCSS, fontBlob] = await Promise.all([
-      fetch(fontAwesomeURLs.css).then((response) => response.text()),
-      fetch(fontAwesomeURLs.woff2).then((res) => res.blob())
-    ]);
-    const reader = new FileReader();
-    const fontBase64 = await new Promise<string>((resolve) => {
-      reader.onloadend = () => {
-        const base64 = reader.result as string;
-        // Remove the data URL prefix (data:application/octet-stream;base64,)
-        resolve(base64.split(',')[1]);
-      };
-      reader.readAsDataURL(fontBlob);
-    });
-    const styleString = `
-@font-face {
-  font-family: 'Font Awesome 6 Free';
-  font-style: normal;
-  font-weight: 900;
-  src: url(data:font/woff2;base64,${fontBase64}) format('woff2');
-}
-
-.fa {
-  font-family: 'Font Awesome 6 Free';
-  font-weight: 900;
-  // TODO: Make this dynamic from config
-  font-size: 16px;
-  width: 16px;
-  fill: black;
-}
-
-${fontAwesomeCSS}
-`;
-    return svgString.replace('<style>', `<style>${styleString}`);
-  };
-
-  const getBase64SVG = async ({
-    svg,
-    box,
-    width,
-    height,
-    embedFontAwesome
-  }: {
-    svg?: HTMLElement;
-    box?: DOMRect;
-    width?: number;
-    height?: number;
-    embedFontAwesome?: boolean;
-  } = {}): Promise<string> => {
-    if (!svg || !box) {
-      ({ svg, box } = await getSvgElement());
-    }
-
-    console.log(box);
-    // Prevents the SVG size of the interface from being changed
-    // svg = svg.cloneNode(true) as HTMLElement;
-
-    height && svg.setAttribute('height', `${height}px`);
-    width && svg.setAttribute('width', `${width}px`); // Workaround https://stackoverflow.com/questions/28690643/firefox-error-rendering-an-svg-image-to-html5-canvas-with-drawimage
-    svg.setAttribute('viewBox', `0 0 ${box.width} ${box.height}`);
     const svgString = svg.outerHTML
       .replaceAll('<br>', '<br/>')
       .replaceAll(/<img([^>]*)>/g, (m, g: string) => `<img ${g} />`);
+    return toBase64(svgString);
+  };
 
-    const svgStringWithFontAwesome = await injectFontAwesome({
+  const exportImage = (event: Event, exporter: Exporter) => {
-      svgString,
+    const canvas: HTMLCanvasElement = document.createElement('canvas');
-      fontAwesomeEmbedMode: embedFontAwesome ? 'raw' : 'url'
+    const svg: HTMLElement | null = document.querySelector('#container svg');
-    });
+    if (!svg) {
+      throw new Error('svg not found');
+    }
+    const box: DOMRect = svg.getBoundingClientRect();
+    canvas.width = box.width;
+    canvas.height = box.height;
+    if (imagemodeselected === 'width') {
+      const ratio = box.height / box.width;
+      canvas.width = userimagesize;
+      canvas.height = userimagesize * ratio;
+    } else if (imagemodeselected === 'height') {
+      const ratio = box.width / box.height;
+      canvas.width = userimagesize * ratio;
+      canvas.height = userimagesize;
+    }
 
-    console.log(svgStringWithFontAwesome);
+    const context = canvas.getContext('2d');
-    return toBase64(svgStringWithFontAwesome);
+    if (!context) {
+      throw new Error('context not found');
+    }
+    context.fillStyle = 'white';
+    context.fillRect(0, 0, canvas.width, canvas.height);
+
+    const image = new Image();
+    image.onload = exporter(context, image);
+    image.src = `data:image/svg+xml;base64,${getBase64SVG(svg, canvas.width, canvas.height)}`;
+
+    event.stopPropagation();
+    event.preventDefault();
+  };
+
+  const getSvgEl = () => {
+    const svgEl: HTMLElement = document
+      .querySelector('#container svg')!
+      .cloneNode(true) as HTMLElement;
+    svgEl.setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
+    const fontAwesomeCdnUrl = Array.from(document.head.getElementsByTagName('link'))
+      .map((l) => l.href)
+      .find((h) => h.includes('font-awesome'));
+    if (fontAwesomeCdnUrl == null) {
+      return svgEl;
+    }
+    const styleEl = document.createElement('style');
+    styleEl.innerText = `@import url("${fontAwesomeCdnUrl}");'`;
+    svgEl.prepend(styleEl);
+    return svgEl;
   };
 
   const simulateDownload = (download: string, href: string): void => {
@@ -145,48 +84,6 @@ ${fontAwesomeCSS}
     a.click();
     a.remove();
   };
-
-  const exportImage = async (event: Event, exporter: Exporter) => {
-    event.stopPropagation();
-    event.preventDefault();
-    const canvas = document.createElement('canvas');
-    const { svg, box } = await getSvgElement();
-
-    if (imageSizeMode === 'width') {
-      const ratio = box.height / box.width;
-      canvas.width = imageSize;
-      canvas.height = imageSize * ratio;
-    } else if (imageSizeMode === 'height') {
-      const ratio = box.width / box.height;
-      canvas.width = imageSize * ratio;
-      canvas.height = imageSize;
-    } else {
-      const multiplier = 2;
-      canvas.width = box.width * multiplier;
-      canvas.height = box.height * multiplier;
-    }
-
-    const context = canvas.getContext('2d');
-    if (!context) {
-      throw new Error('context not found');
-    }
-
-    context.fillStyle = `hsl(${window.getComputedStyle(document.body).getPropertyValue('--background')})`;
-    context.fillRect(0, 0, canvas.width, canvas.height);
-
-    const image = new Image();
-    image.addEventListener('load', () => {
-      exporter(context, image)();
-    });
-    image.src = `data:image/svg+xml;base64,${await getBase64SVG({ svg, box, height: canvas.height, width: canvas.width, embedFontAwesome: true })}`;
-    // Fallback to set panZoom to true after 2 seconds
-    // This is a workaround for the case when the image is not loaded
-    // setTimeout(() => {
-    //   if (!$inputStateStore.panZoom) {
-    //   }
-    // }, 2000);
-  };
-
   const downloadImage: Exporter = (context, image) => {
     return () => {
       const { canvas } = context;
@@ -199,7 +96,7 @@ ${fontAwesomeCSS}
   };
 
   const isClipboardAvailable = (): boolean => {
-    return Object.prototype.hasOwnProperty.call(window, 'ClipboardItem');
+    return Object.prototype.hasOwnProperty.call(window, 'ClipboardItem') as boolean;
   };
 
   const clipboardCopy: Exporter = (context, image) => {
@@ -223,116 +120,143 @@ ${fontAwesomeCSS}
     };
   };
 
-  const onCopyClipboard = async (event: Event) => {
+  const onCopyClipboard = (event: Event) => {
-    await exportImage(event, clipboardCopy);
+    exportImage(event, clipboardCopy);
     logEvent('copyClipboard');
   };
 
-  const onDownloadPNG = async (event: Event) => {
+  const onDownloadPNG = (event: Event) => {
-    await exportImage(event, downloadImage);
+    exportImage(event, downloadImage);
     logEvent('download', {
       type: 'png'
     });
   };
 
-  const onDownloadSVG = async () => {
+  const onDownloadSVG = () => {
-    simulateDownload(getFileName('svg'), `data:image/svg+xml;base64,${await getBase64SVG()}`);
+    simulateDownload(getFileName('svg'), `data:image/svg+xml;base64,${getBase64SVG()}`);
     logEvent('download', {
       type: 'svg'
     });
   };
 
-  let gistURL = $state('');
+  const onCopyMarkdown = () => {
+    (document.getElementById('markdown') as HTMLInputElement).select();
+    document.execCommand('Copy');
+    logEvent('copyMarkdown');
+  };
+
+  let gistURL = '';
   stateStore.subscribe(({ loader }) => {
     if (loader?.type === 'gist') {
+      // @ts-expect-error Gist will have url
       gistURL = loader.config.url;
     }
   });
 
   const loadGist = () => {
     if (!gistURL) {
-      return alert('Please enter a Gist URL first');
+      alert('Please enter a Gist URL first');
     }
     window.location.href = `${window.location.pathname}?gist=${gistURL}`;
     logEvent('loadGist');
   };
 
-  let imageSizeMode: 'auto' | 'width' | 'height' = $state('auto');
+  let iUrl: string;
+  let svgUrl: string;
+  let krokiUrl: string;
+  let mdCode: string;
+  let imagemodeselected = 'auto';
+  let userimagesize = 1080;
 
-  $effect(() => {
+  let isNetlify = false;
-    if (!imageSizeMode) {
+  if (browser && ['mermaid.live', 'netlify'].some((path) => window.location.host.includes(path))) {
-      imageSizeMode = 'auto';
+    isNetlify = true;
-    }
+  }
+  stateStore.subscribe(({ code, serialized }) => {
+    iUrl = `${rendererUrl}/img/${serialized}?type=png`;
+    svgUrl = `${rendererUrl}/svg/${serialized}`;
+    krokiUrl = `${krokiRendererUrl}/mermaid/svg/${pakoSerde.serialize(code)}`;
+    mdCode = `[![](${iUrl})](${window.location.protocol}//${window.location.host}${window.location.pathname}#${serialized})`;
   });
-
-  let imageSize = $state(1080);
-
-  const isNetlify = browser && window.location.host.includes('netlify');
 </script>
 
-{#snippet dualActionButton(text: string, download: (event: Event) => unknown, url?: string)}
+<Card title="Actions" isOpen={false}>
-  <div class="flex flex-grow gap-0.5">
+  <div class="flex flex-wrap gap-2 m-2">
-    <Button
-      class={['flex-grow', url && 'rounded-r-none']}
-      onclick={download}
-      data-testid="download-{text}">
-      <DownloadIcon />
-      {text}
-    </Button>
-    {#if url}
-      <Button class="rounded-l-none" href={url} target="_blank" rel="noreferrer noopener">
-        <ExternalLinkIcon />
-      </Button>
-    {/if}
-  </div>
-{/snippet}
-
-<Card title="Actions" isStackable icon={{ component: DownloadIcon, class: 'rotate-180' }}>
-  <div class="flex min-w-fit flex-col gap-2 p-2">
-    <div class="flex w-full items-center gap-2 whitespace-nowrap py-2">
-      PNG size
-      <ToggleGroup.Root type="single" variant="outline" bind:value={imageSizeMode}>
-        <ToggleGroup.Item value="auto">Auto</ToggleGroup.Item>
-        <ToggleGroup.Item value="width">Width</ToggleGroup.Item>
-        <ToggleGroup.Item value="height">Height</ToggleGroup.Item>
-      </ToggleGroup.Root>
-      {#if imageSizeMode !== 'auto'}
-        <WidthIcon
-          class={['size-6 shrink-0 transition-all', imageSizeMode === 'width' && 'rotate-90']} />
-      {/if}
-      <Input
-        type="number"
-        min="3"
-        max="10000"
-        disabled={imageSizeMode === 'auto'}
-        bind:value={imageSize} />
-    </div>
-    <div class="flex gap-2">
-      {@render dualActionButton('PNG', onDownloadPNG, $urlsStore.png)}
-      {@render dualActionButton('SVG', onDownloadSVG, $urlsStore.svg)}
-      {#if env.krokiRendererUrl}
-        <a target="_blank" rel="noreferrer" class="flex-grow" href={$urlsStore.kroki}>
-          <Button class="action-btn flex w-full items-center gap-2">
-            <ExternalLinkIcon /> Kroki
-          </Button>
-        </a>
-      {/if}
-    </div>
-    <Separator />
     {#if isClipboardAvailable()}
-      <CopyButton onclick={onCopyClipboard} label="Copy Image" />
+      <button class="action-btn w-full" on:click={onCopyClipboard}
-    {/if}
+        ><i class="far fa-copy mr-2" /> Copy Image to clipboard
-    {#if $urlsStore.mdCode}
+      </button>
-      <CopyInput value={$urlsStore.mdCode} label="Copy Markdown" testID={TID.copyMarkdown} />
     {/if}
+    <button id="downloadPNG" class="action-btn flex-grow" on:click={onDownloadPNG}>
+      <i class="fas fa-download mr-2" /> PNG
+    </button>
+    <button id="downloadSVG" class="action-btn flex-grow" on:click={onDownloadSVG}>
+      <i class="fas fa-download mr-2" /> SVG
+    </button>
+    <a target="_blank" rel="noreferrer" class="flex-grow" href={iUrl}>
+      <button class="action-btn w-full">
+        <i class="fas fa-external-link-alt mr-2" /> PNG
+      </button>
+    </a>
+    <a target="_blank" rel="noreferrer" class="flex-grow" href={svgUrl}>
+      <button class="action-btn w-full">
+        <i class="fas fa-external-link-alt mr-2" /> SVG
+      </button>
+    </a>
+    <a target="_blank" rel="noreferrer" class="flex-grow" href={krokiUrl}>
+      <button class="action-btn w-full">
+        <i class="fas fa-external-link-alt mr-2" /> Kroki
+      </button>
+    </a>
 
-    <div class="flex w-full items-center gap-2">
+    <div class="flex gap-2 items-center">
-      <Input type="url" bind:value={gistURL} placeholder="Enter Gist URL" />
+      PNG size
-      <Button onclick={loadGist}>Load Gist</Button>
+      <label for="autosize">
+        <input type="radio" value="auto" id="autosize" bind:group={imagemodeselected} /> Auto
+      </label>
+
+      <label for="width">
+        <input type="radio" value="width" id="width" bind:group={imagemodeselected} /> Width
+      </label>
+
+      <label for="height">
+        <input type="radio" value="height" id="height" bind:group={imagemodeselected} /> Height
+      </label>
+
+      {#if imagemodeselected !== 'auto'}
+        <input
+          id="height"
+          class="input"
+          type="number"
+          min="3"
+          max="10000"
+          bind:value={userimagesize} />
+      {/if}
+    </div>
+
+    <div class="w-full flex gap-2 items-center">
+      <input class="input" id="markdown" type="text" value={mdCode} on:click={onCopyMarkdown} />
+      <label for="markdown">
+        <button class="btn btn-primary btn-md flex-auto" on:click={onCopyMarkdown}>
+          Copy Markdown
+        </button>
+      </label>
+    </div>
+
+    <div class="w-full flex gap-2 items-center">
+      <input
+        class="input"
+        id="gist"
+        type="text"
+        bind:value={gistURL}
+        placeholder="Enter Gist URL" />
+      <label for="gist">
+        <button class="btn btn-primary btn-md flex-auto" on:click={loadGist}> Load Gist </button>
+      </label>
     </div>
     {#if isNetlify}
-      <div class="flex w-full items-center justify-center">
+      <div class="w-full flex items-center justify-center">
-        <a class="link text-sm text-gray-500 underline" href="https://netlify.com">
+        <a class="link underline text-gray-500 text-sm" href="https://netlify.com">
           This site is powered by Netlify
         </a>
       </div>

src/lib/components/Card/Card.svelte

@@ -1,85 +1,31 @@
 <script lang="ts">
-  import type { Tab } from '$/types';
+  import type { Tab } from '$lib/types';
-  import type { Component, Snippet } from 'svelte';
-  import { quintOut } from 'svelte/easing';
   import { slide } from 'svelte/transition';
-  import CollapseAllIcon from '~icons/material-symbols/collapse-all-rounded';
   import Tabs from './Tabs.svelte';
-
+  export let isCloseable = true;
-  interface Props {
+  export let isOpen = true;
-    isClosable?: boolean;
+  export let tabs: Tab[] = [];
-    isOpen?: boolean;
+  export let activeTabID = '';
-    isStackable?: boolean;
+  export let title: string;
-    tabs?: Tab[];
+  $: isOpen = isCloseable ? isOpen : true;
-    activeTabID?: string;
+  $: isTabsShown = isOpen && tabs.length > 0;
-    title?: string;
-    icon?: {
-      component: Component;
-      class?: string;
-    };
-    onselect?: (tab: Tab) => void;
-    actions?: Snippet;
-    children: Snippet;
-  }
-
-  let {
-    isClosable = true,
-    isOpen = false,
-    isStackable = false,
-    tabs = [],
-    activeTabID = '',
-    title,
-    icon,
-    onselect,
-    actions,
-    children
-  }: Props = $props();
-
-  const toggleCardOpen = () => {
-    if (isClosable) {
-      isOpen = !isOpen;
-    }
-  };
-
-  let isTabsShown = $derived(isOpen && tabs.length > 0);
 </script>
 
-<div
+<div class="card rounded overflow-hidden m-2 flex-grow flex flex-col shadow-2xl">
-  class={[
-    'card flex h-fit flex-col overflow-hidden rounded-2xl border-2 border-muted',
-    isOpen && 'isOpen flex-grow',
-    isStackable ? 'flex-1 group-has-[.isOpen]:w-full group-has-[.isOpen]:flex-none' : 'w-full'
-  ]}>
   <div
-    role="toolbar"
+    class="bg-primary p-2 {isTabsShown ? 'pb-0' : ''} flex-none cursor-pointer"
-    tabindex="0"
+    on:click={() => (isOpen = !isOpen)}
-    class={[
+    on:keypress={() => (isOpen = !isOpen)}>
-      'flex h-11 flex-none cursor-pointer items-center justify-between whitespace-nowrap bg-muted p-2',
+    <div class="flex justify-between">
-      isTabsShown && 'pb-1'
+      <Tabs on:select {tabs} bind:isOpen {title} {isCloseable} {activeTabID} />
-    ]}
+      <div class="flex gap-x-4 items-center {isTabsShown ? '-mt-2' : ''}">
-    onclick={toggleCardOpen}
+        <slot name="actions" />
-    onkeypress={toggleCardOpen}>
+      </div>
-    {#if icon || title}
+    </div>
-      <span role="menubar" tabindex="0" class="flex w-fit items-center gap-3">
-        {#if icon}
-          <icon.component class={icon.class} />
-        {/if}
-        {title}
-      </span>
-    {/if}
-    {#if isOpen && tabs && tabs.length > 0}
-      <Tabs {onselect} {tabs} {activeTabID} />
-    {/if}
-
-    {@render actions?.()}
-
-    {#if isOpen && isClosable}
-      <CollapseAllIcon />
-    {/if}
   </div>
   {#if isOpen}
-    <div class="flex-grow overflow-x-auto" transition:slide={{ easing: quintOut }}>
+    <div class="card-body p-0 flex-grow overflow-auto text-base-content" transition:slide>
-      {@render children()}
+      <slot />
     </div>
   {/if}
 </div>

src/lib/components/Card/Tabs.svelte

@@ -1,52 +1,52 @@
 <script lang="ts">
-  import { Button } from '$/components/ui/button';
+  import type { Tab, TabEvents } from '$lib/types';
-  import { Separator } from '$/components/ui/separator';
+  import { createEventDispatcher } from 'svelte';
-  import type { Tab } from '$lib/types';
   import { fade } from 'svelte/transition';
-
+  export let isCloseable = true;
-  let {
+  export let tabs: Tab[];
-    tabs,
+  export let title: string;
-    activeTabID,
+  export let isOpen = false;
-    onselect
+  export let activeTabID: string;
-  }: {
-    tabs: Tab[];
-    activeTabID: string;
-    onselect?: (tab: Tab) => void;
-  } = $props();
 
   if (!activeTabID && tabs.length > 0) {
     activeTabID = tabs[0].id;
   }
-
+  const dispatch = createEventDispatcher<TabEvents>();
   const toggleTabs = (tab: Tab) => {
-    return (event: Event) => {
+    activeTabID = tab.id;
-      event.stopPropagation();
+    dispatch('select', tab);
-      onselect?.(tab);
-    };
   };
 </script>
 
-<div class="flex w-fit cursor-default items-center gap-2">
+<div class="flex cursor-default">
-  <ul class="flex gap-2 align-middle" transition:fade>
+  <span
-    {#each tabs as tab, index}
+    class="mr-2 font-semibold"
-      <Button
+    on:click|stopPropagation={() => (isOpen = !isOpen)}
-        role="tab"
+    on:keypress|stopPropagation={() => (isOpen = !isOpen)}>
-        variant="ghost"
+    {#if isCloseable}
-        class={[
+      <i class="fas fa-chevron-right icon" class:isOpen />
-          'px-2',
+    {/if}
-          activeTabID === tab.id && 'rounded-b-none border-b-2 border-b-primary-foreground/50'
+    {title}</span>
-        ]}
+  {#if isOpen && tabs}
-        onclick={toggleTabs(tab)}
+    <ul class="tabs" transition:fade>
-        onkeypress={toggleTabs(tab)}>
+      {#each tabs as tab}
-        <tab.icon />
+        <div
-        {tab.title}
+          class="tab tab-lifted {activeTabID === tab.id ? 'tab-active' : 'text-primary-content'}"
-      </Button>
+          on:click|stopPropagation={() => toggleTabs(tab)}
-
+          on:keypress|stopPropagation={() => toggleTabs(tab)}>
-      {#if index < tabs.length - 1}
+          <i class="mr-1 {tab.icon}" />
-        <div class="my-2">
+          {tab.title}
-          <Separator orientation="vertical" class="w-0.5 bg-slate-300" />
         </div>
-      {/if}
+      {/each}
-    {/each}
+    </ul>
-  </ul>
+  {/if}
 </div>
+
+<style>
+  .icon {
+    transition-duration: 0.5s;
+  }
+  .isOpen {
+    transform: rotate(90deg);
+  }
+</style>

src/lib/components/Card/card.test.ts

@@ -0,0 +1,23 @@
+import { cleanup, render } from '@testing-library/svelte';
+import { describe, expect, it, afterEach } from 'vitest';
+import Card from './Card.svelte';
+
+describe('card.svelte', () => {
+  // TODO: @testing-library/svelte claims to add this automatically but it doesn't work without explicit afterEach
+  afterEach(() => cleanup());
+
+  it('mounts', () => {
+    const { container } = render(Card, {
+      title: 'TabTest',
+      tabs: [
+        { id: 't1', title: 'title1', icon: 'fab fa-git-alt' },
+        { id: 't2', title: 'title2', icon: 'far fa-bookmark' }
+      ]
+    });
+    expect(container).toBeTruthy();
+    expect(container).toHaveTextContent('TabTest');
+    expect(container).toHaveTextContent('title1');
+    expect(container).toHaveTextContent('title2');
+    expect(container).not.toHaveTextContent('title3');
+  });
+});

src/lib/components/CopyButton.svelte

@@ -1,41 +0,0 @@
-<script lang="ts">
-  import { Button } from '$/components/ui/button';
-  import type { InputType } from '$/types';
-  import { notify } from '$/util/notify';
-  import { scale } from 'svelte/transition';
-  import CheckIcon from '~icons/material-symbols/check-rounded';
-  import CopyIcon from '~icons/material-symbols/content-copy-outline-rounded';
-
-  let {
-    onclick,
-    label = 'Copy'
-  }: { onclick: (event?: Event) => Promise<unknown>; label?: string; type?: InputType } = $props();
-
-  let showCheckIcon = $state(false);
-</script>
-
-<Button
-  onclick={async (event) => {
-    try {
-      showCheckIcon = true;
-      setTimeout(() => {
-        showCheckIcon = false;
-      }, 1000);
-      await onclick(event);
-    } catch {
-      notify('Failed to copy');
-    }
-  }}>
-  <div class="grid">
-    {#key showCheckIcon}
-      <span transition:scale class="col-start-1 row-start-1">
-        {#if showCheckIcon}
-          <CheckIcon />
-        {:else}
-          <CopyIcon />
-        {/if}
-      </span>
-    {/key}
-  </div>
-  {label}
-</Button>

src/lib/components/CopyInput.svelte

@@ -1,25 +0,0 @@
-<script lang="ts">
-  import CopyButton from '$/components/CopyButton.svelte';
-  import { Input } from '$/components/ui/input';
-  import type { InputType } from '$/types';
-  import { copyToClipboard } from '$/util/util';
-
-  let {
-    value,
-    label = 'Copy',
-    type = 'url',
-    testID
-  }: { value: string; label?: string; type?: InputType; testID?: string } = $props();
-</script>
-
-<div class="flex w-full items-center gap-2">
-  <Input
-    {type}
-    {value}
-    data-testid={testID}
-    onclick={(event) => {
-      event.currentTarget.setSelectionRange(0, event.currentTarget.value.length);
-    }} />
-
-  <CopyButton onclick={() => copyToClipboard(value)} {label} />
-</div>

src/lib/components/DesktopEditor.svelte

@@ -1,118 +0,0 @@
-<script lang="ts">
-  import type { EditorProps } from '$/types';
-  import { stateStore } from '$/util/state';
-  import { initEditor } from '$lib/util/monacoExtra';
-  import { errorDebug } from '$lib/util/util';
-  import { mode } from 'mode-watcher';
-  import * as monaco from 'monaco-editor';
-  import monacoEditorWorker from 'monaco-editor/esm/vs/editor/editor.worker?worker';
-  import monacoJsonWorker from 'monaco-editor/esm/vs/language/json/json.worker?worker';
-  import { onMount } from 'svelte';
-
-  const { onUpdate }: EditorProps = $props();
-
-  let divElement: HTMLDivElement | undefined = $state();
-  let editor: monaco.editor.IStandaloneCodeEditor | undefined;
-  let editorOptions = {
-    minimap: {
-      enabled: false
-    },
-    overviewRulerLanes: 0
-  } satisfies monaco.editor.IStandaloneEditorConstructionOptions;
-  let currentText = '';
-
-  const jsonModel = monaco.editor.createModel(
-    '',
-    'json',
-    monaco.Uri.parse('internal://config.json')
-  );
-  const mermaidModel = monaco.editor.createModel(
-    '',
-    'mermaid',
-    monaco.Uri.parse('internal://mermaid.mmd')
-  );
-
-  onMount(() => {
-    self.MonacoEnvironment = {
-      getWorker(_, label) {
-        if (label === 'json') {
-          return new monacoJsonWorker();
-        }
-        return new monacoEditorWorker();
-      }
-    };
-
-    if (!divElement) {
-      throw new Error('divEl is undefined');
-    }
-
-    monaco.languages.json.jsonDefaults.setDiagnosticsOptions({
-      validate: true,
-      enableSchemaRequest: true,
-      schemas: [
-        {
-          fileMatch: ['config.json'],
-          uri: 'https://mermaid.js.org/schemas/config.schema.json'
-        }
-      ]
-    });
-
-    initEditor(monaco);
-    errorDebug();
-    editor = monaco.editor.create(divElement, editorOptions);
-    editor.onDidChangeModelContent(({ isFlush }) => {
-      const newText = editor?.getValue();
-      if (!newText || currentText === newText || isFlush) {
-        return;
-      }
-      currentText = newText;
-      onUpdate(currentText);
-    });
-
-    const unsubscribeState = stateStore.subscribe(({ errorMarkers, editorMode, code, mermaid }) => {
-      if (!editor) {
-        return;
-      }
-
-      const model = editorMode === 'code' ? mermaidModel : jsonModel;
-
-      if (editor.getModel()?.id !== model.id) {
-        editor.setModel(model);
-      }
-
-      // Update editor text if it's different
-      const newText = editorMode === 'code' ? code : mermaid;
-      if (newText !== currentText) {
-        editor.setScrollTop(0);
-        editor.setValue(newText);
-        currentText = newText;
-      }
-
-      // Display/clear errors
-      monaco.editor.setModelMarkers(model, 'mermaid', errorMarkers);
-    });
-
-    const unsubscribeMode = mode.subscribe((mode) => {
-      editor && monaco.editor.setTheme(`mermaid${mode === 'dark' ? '-dark' : ''}`);
-    });
-    const resizeObserver = new ResizeObserver((entries) => {
-      editor?.layout({
-        height: entries[0].contentRect.height,
-        width: entries[0].contentRect.width
-      });
-    });
-
-    if (divElement.parentElement) {
-      resizeObserver.observe(divElement);
-    }
-
-    return () => {
-      unsubscribeState();
-      unsubscribeMode();
-      resizeObserver.disconnect();
-      editor?.dispose();
-    };
-  });
-</script>
-
-<div bind:this={divElement} id="editor" class="h-full flex-grow overflow-hidden"></div>

src/lib/components/DiagramDocumentationButton.svelte

@@ -1,109 +0,0 @@
-<script lang="ts">
-  import { Button } from '$/components/ui/button';
-  import { TID } from '$/constants';
-  import type { DocumentationConfig } from '$/types';
-  import { standardizeDiagramType } from '$/util/mermaid';
-  import { stateStore } from '$/util/state';
-  import BookIcon from '~icons/material-symbols/book-2-outline-rounded';
-
-  const docURLBase = 'https://mermaid.js.org';
-  const docMap = {
-    architecture: {
-      code: '/syntax/architecture.html'
-    },
-    block: {
-      code: '/syntax/block.html'
-    },
-    c4: {
-      code: '/syntax/c4.html'
-    },
-    class: {
-      code: '/syntax/classDiagram.html',
-      config: '/syntax/classDiagram.html#configuration'
-    },
-    er: {
-      code: '/syntax/entityRelationshipDiagram.html',
-      config: '/syntax/entityRelationshipDiagram.html#styling'
-    },
-    flowchart: {
-      code: '/syntax/flowchart.html',
-      config: '/syntax/flowchart.html#configuration'
-    },
-    gantt: {
-      code: '/syntax/gantt.html',
-      config: '/syntax/gantt.html#configuration'
-    },
-    gitGraph: {
-      code: '/syntax/gitgraph.html',
-      config: '/syntax/gitgraph.html#gitgraph-specific-configuration-options'
-    },
-    journey: {
-      code: '/syntax/userJourney.html'
-    },
-    kanban: {
-      code: '/syntax/kanban.html',
-      config: '/syntax/kanban.html#configuration-options'
-    },
-    mindmap: {
-      code: '/syntax/mindmap.html'
-    },
-    packet: {
-      code: '/syntax/packet.html',
-      config: '/config/schema-docs/config-defs-packet-diagram-config.html'
-    },
-    pie: {
-      code: '/syntax/pie.html',
-      config: '/syntax/pie.html#configuration'
-    },
-    quadrantChart: {
-      code: '/syntax/quadrantChart.html',
-      config: '/syntax/quadrantChart.html#chart-configurations'
-    },
-    requirement: {
-      code: '/syntax/requirementDiagram.html'
-    },
-    sankey: {
-      code: '/syntax/sankey.html',
-      config: '/syntax/sankey.html#configuration'
-    },
-    sequence: {
-      code: '/syntax/sequenceDiagram.html',
-      config: '/syntax/sequenceDiagram.html#configuration'
-    },
-    stateDiagram: {
-      code: '/syntax/stateDiagram.html'
-    },
-    timeline: {
-      code: '/syntax/timeline.html',
-      config: '/syntax/timeline.html#themes'
-    },
-    xychart: {
-      code: '/syntax/xyChart.html',
-      config: '/syntax/xyChart.html#chart-configurations'
-    },
-    zenuml: {
-      code: '/syntax/zenuml.html'
-    }
-  } as const satisfies DocumentationConfig;
-
-  const doc = $derived.by(() => {
-    const { editorMode, diagramType } = $stateStore;
-    if (!diagramType) {
-      return { key: '', url: docURLBase };
-    }
-    const key = standardizeDiagramType(diagramType);
-    const docConfig = docMap[key] ?? { code: '' };
-    const url = docURLBase + (docConfig[editorMode] ?? docConfig.code ?? '');
-    return { key, url };
-  });
-</script>
-
-<Button
-  variant="ghost"
-  data-testid={TID.diagramDocumentationButton}
-  href={doc.url}
-  target="_blank"
-  title="View documentation for {doc.key.replace('Diagram', '')} diagram">
-  <BookIcon />
-  Docs
-</Button>

src/lib/components/DropdownNavMenu.svelte

@@ -1,38 +0,0 @@
-<script lang="ts">
-  import { Button } from '$/components/ui/button';
-  import * as Popover from '$/components/ui/popover';
-  import type { Component } from 'svelte';
-
-  interface Props {
-    links: { title: string; href: string }[];
-    icon?: Component;
-    class?: string;
-  }
-
-  let props: Props = $props();
-</script>
-
-<Popover.Root>
-  <Popover.Trigger class="flex items-center gap-0">
-    <Button variant="ghost" size="sm">
-      <props.icon class={props.class} />
-    </Button>
-  </Popover.Trigger>
-  <Popover.Content>
-    <!-- svelte-ignore a11y_no_noninteractive_tabindex -->
-    <ul tabindex="0" class="flex flex-col">
-      {#each props.links as { href, title }}
-        <li class="rounded-md p-2 hover:bg-muted">
-          <a
-            role="menuitem"
-            tabindex="0"
-            class="whitespace-nowrap underline"
-            target="_blank"
-            {href}>
-            {title}
-          </a>
-        </li>
-      {/each}
-    </ul>
-  </Popover.Content>
-</Popover.Root>

src/lib/components/Editor.svelte

@@ -1,55 +1,128 @@
 <script lang="ts">
-  import DesktopEditor from '$/components/DesktopEditor.svelte';
+  import type { EditorMode } from '$lib/types';
-  import McWrapper from '$/components/McWrapper.svelte';
+  import { stateStore, updateCode, updateConfig } from '$lib/util/state';
-  import MermaidChartIcon from '$/components/MermaidChartIcon.svelte';
+  import { themeStore } from '$lib/util/theme';
-  import MobileEditor from '$/components/MobileEditor.svelte';
+  import { errorDebug, syncDiagram } from '$lib/util/util';
-  import { Button } from '$/components/ui/button';
+  import * as monaco from 'monaco-editor';
-  import { TID } from '$/constants';
+  import monacoJsonWorker from 'monaco-editor/esm/vs/language/json/json.worker?worker';
-  import { env } from '$/util/env';
+  import monacoEditorWorker from 'monaco-editor/esm/vs/editor/editor.worker?worker';
-  import { stateStore, updateCode, updateConfig, urlsStore } from '$lib/util/state';
+  import { onMount } from 'svelte';
-  import ExclamationCircleIcon from '~icons/material-symbols/error-outline-rounded';
+  import { initEditor } from '$lib/util/monacoExtra';
+  import { logEvent } from '$lib/util/stats';
 
-  let { isMobile }: { isMobile: boolean } = $props();
+  let divEl: HTMLDivElement | undefined = undefined;
-  const onUpdate = (text: string) => {
+  let editor: monaco.editor.IStandaloneCodeEditor | undefined;
-    if ($stateStore.editorMode === 'code') {
+  let editorOptions: monaco.editor.IStandaloneEditorConstructionOptions = {
+    minimap: {
+      enabled: false
+    },
+    theme: 'mermaid',
+    overviewRulerLanes: 0
+  };
+  let text = '';
+
+  stateStore.subscribe(({ errorMarkers, editorMode, code, mermaid }) => {
+    // console.log('editor store subscription', { code, mermaid });
+    if (!editor) {
+      return;
+    }
+
+    // Update editor text if it's different
+    const newText = editorMode === 'code' ? code : mermaid;
+    if (newText !== text) {
+      // console.log('updating editor text', newText);
+      editor.setScrollTop(0);
+      editor.setValue(newText);
+      text = newText;
+    }
+
+    // Update editor mode if it's different
+    const language = editorMode === 'code' ? 'mermaid' : 'json';
+    const model = editor.getModel();
+    if (!model) {
+      console.error("editor model doesn't exist");
+      return;
+    }
+    if (model.getLanguageId() !== language) {
+      monaco.editor.setModelLanguage(model, language);
+    }
+
+    // Display/clear errors
+    monaco.editor.setModelMarkers(model, 'mermaid', errorMarkers);
+  });
+
+  themeStore.subscribe(({ isDark }) => {
+    editor && monaco.editor.setTheme(isDark ? 'mermaid-dark' : 'mermaid');
+  });
+
+  const handleUpdate = (text: string, mode: EditorMode) => {
+    // console.log('editor HandleUpdate', { text, mode });
+    if (mode === 'code') {
       updateCode(text);
     } else {
       updateConfig(text);
     }
   };
+
+  onMount(async () => {
+    self.MonacoEnvironment = {
+      getWorker(_, label) {
+        if (label === 'json') {
+          return new monacoJsonWorker();
+        }
+        return new monacoEditorWorker();
+      }
+    };
+
+    if (!divEl) {
+      throw new Error('divEl is undefined');
+    }
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-call
+    initEditor(monaco);
+    errorDebug(100);
+    editor = monaco.editor.create(divEl, editorOptions);
+    editor.onDidChangeModelContent(({ isFlush, changes }) => {
+      const newText = editor?.getValue();
+      // console.log('editor onDidChangeModelContent', { text, newText, isFlush, changes });
+      if (!newText || text === newText || isFlush) {
+        return;
+      }
+      text = newText;
+      handleUpdate(text, $stateStore.editorMode);
+    });
+    editor.addAction({
+      id: 'mermaid-render-diagram',
+      label: 'Render Diagram',
+      keybindings: [monaco.KeyMod.CtrlCmd | monaco.KeyCode.Enter],
+      run: function () {
+        syncDiagram();
+        logEvent('renderDiagram', {
+          method: 'keyboardShortcut'
+        });
+      }
+    });
+    monaco.editor.setTheme($themeStore.isDark ? 'mermaid-dark' : 'mermaid');
+    const resizeObserver = new ResizeObserver((entries) => {
+      editor?.layout({
+        height: entries[0].contentRect.height,
+        width: entries[0].contentRect.width
+      });
+    });
+
+    if (divEl.parentElement) {
+      resizeObserver.observe(divEl.parentElement);
+    }
+
+    // @ts-ignore
+    if (window.Cypress) {
+      // @ts-ignore
+      window.editorLoaded = true;
+    }
+    return () => {
+      // console.log(`editor disposed`);
+      editor?.dispose();
+    };
+  });
 </script>
 
-<div class="flex h-full flex-col">
+<div bind:this={divEl} id="editor" class="overflow-hidden" />
-  {#if isMobile}
-    <MobileEditor {onUpdate} />
-  {:else}
-    <DesktopEditor {onUpdate} />
-  {/if}
-  {#if $stateStore.error instanceof Error}
-    <div class="flex flex-col text-sm" data-testid={TID.errorContainer}>
-      <div class="flex items-center justify-between gap-2 bg-slate-900 p-2 text-white">
-        <div class="flex w-fit items-center gap-2">
-          <ExclamationCircleIcon class="size-6 text-destructive" aria-hidden="true" />
-          <div class="flex flex-col">
-            <p>Syntax error</p>
-            {#if env.isEnabledMermaidChartLinks}
-              <p class="text-xs text-white/60">Create a free account to repair with AI</p>
-            {/if}
-          </div>
-        </div>
-        <McWrapper>
-          <Button
-            variant="accent"
-            size="sm"
-            href={$urlsStore.mermaidChart({ medium: 'ai_repair' }).save}>
-            <MermaidChartIcon />
-            AI Repair
-          </Button>
-        </McWrapper>
-      </div>
-      <output class="max-h-32 overflow-auto bg-muted p-2" name="mermaid-error" for="editor">
-        <pre>{$stateStore.error?.toString()}</pre>
-      </output>
-    </div>
-  {/if}
-</div>

src/lib/components/FloatingToolbar.svelte

@@ -1,13 +0,0 @@
-<script lang="ts">
-  import type { Snippet } from 'svelte';
-
-  interface Props {
-    children: Snippet;
-  }
-
-  let { children }: Props = $props();
-</script>
-
-<div class="flex h-12 items-center justify-between gap-2 rounded-2xl bg-muted p-3">
-  {@render children()}
-</div>

src/lib/components/FontAwesome.svelte

@@ -1,54 +0,0 @@
-<!--
-  @component
-  Exports a `waitForFontAwesomeToLoad` function that waits for FontAwesome to load.
-
-  Usage:
-
-  ```svelte
-  <script lang="ts">
-    import FontAwesome from '$lib/client/components/FontAwesome';
-    let waitForFontAwesomeToLoad: FontAwesome["waitForFontAwesomeToLoad"];
-  </script>
-  <FontAwesome bind:waitForFontAwesomeToLoad />
-  ```
--->
-<script context="module" lang="ts">
-  /**
-   * Returns `true` if the code may contain FontAwesome icons, and we should
-   * wait for the fonts to load before rendering.
-   */
-  export function mayContainFontAwesome(code: string) {
-    // taken from https://github.com/mermaid-js/mermaid/blob/7043892e871d0c413ec63dc1570a8ef738d15568/packages/mermaid/src/diagrams/flowchart/flowRenderer-v2.js#L63
-    // Not ideal, since we're looking at unparsed code.
-    const regex = /fa[blrs]?:fa-[\w-]+/g;
-    return regex.test(code);
-  }
-</script>
-
-<script lang="ts">
-  // Vite will automatically take care of adding this to our `<head>`
-  let lazyLoadFontAwesomeCSS = import('./FontAwesomeCSS.svelte');
-
-  // eslint-disable-next-line unicorn/prefer-top-level-await
-  let fontsLoaded = (async () => {
-    await lazyLoadFontAwesomeCSS;
-
-    // Once the stylesheet has been parsed, the fonts will be in document.fonts
-    // TODO: Maybe we should scan the CSS style sheet only, and only load FontAwesome fonts
-    await Promise.allSettled(Array.from(document.fonts, (font) => font.load()));
-  })();
-
-  /**
-   * Wait for FontAwesome to load.
-   *
-   * @returns A promise that resolves when FontAwesome is
-   * loaded, or there was an error that we ignore.
-   */
-  export async function waitForFontAwesomeToLoad() {
-    return await fontsLoaded;
-  }
-</script>
-
-{#await lazyLoadFontAwesomeCSS then FontAwesomeCSS}
-  <FontAwesomeCSS.default />
-{/await}

src/lib/components/FontAwesomeCSS.svelte

@@ -1,14 +0,0 @@
-<!--
-    @component
-    
-    Imports the FontAwesome CSS file.
-
-    Needed, since the `@sveltejs/adapter-node` plugin doesn't seem to support
-    lazy-importing CSS, even though `@sveltejs/adapter-vercel` is fine with it!
-
-    However, making a `.svelte` file that imports the CSS file, and then
-    lazy-loading the `.svelte` file works.
--->
-<script lang="ts">
-  import '@fortawesome/fontawesome-free/css/all.css';
-</script>

src/lib/components/History/History.svelte

@@ -1,53 +1,42 @@
 <script lang="ts">
   import Card from '$lib/components/Card/Card.svelte';
-  import type { HistoryEntry, HistoryType, State, Tab } from '$lib/types';
+  import { inputStateStore, getStateString } from '$lib/util/state';
-  import { notify, prompt } from '$lib/util/notify';
-  import { getStateString, inputStateStore } from '$lib/util/state';
-  import { logEvent } from '$lib/util/stats';
-  import dayjs from 'dayjs';
-  import dayjsRelativeTime from 'dayjs/plugin/relativeTime';
-  import { onMount } from 'svelte';
-  import { get } from 'svelte/store';
-  import BookmarkIcon from '~icons/material-symbols/bookmark-outline-rounded';
-  import TrashAltIcon from '~icons/material-symbols/delete-outline-rounded';
-  import DownloadIcon from '~icons/material-symbols/download-rounded';
-  import SaveIcon from '~icons/material-symbols/save-outline-rounded';
-  import UndoIcon from '~icons/material-symbols/settings-backup-restore-rounded';
-  import UploadIcon from '~icons/material-symbols/upload-rounded';
-  import HistoryIcon from '~icons/mdi/clock-outline';
-  import GitAltIcon from '~icons/mdi/git';
-  import { Button } from '../ui/button';
-  import { Separator } from '../ui/separator';
   import {
     addHistoryEntry,
+    historyModeStore,
     clearHistoryData,
     getPreviousState,
-    historyModeStore,
     historyStore,
     loaderHistoryStore,
     restoreHistory
   } from './history';
+  import { notify, prompt } from '$lib/util/notify';
+  import { onMount } from 'svelte';
+  import { get } from 'svelte/store';
+  import dayjs from 'dayjs';
+  import dayjsRelativeTime from 'dayjs/plugin/relativeTime';
+  import type { HistoryEntry, HistoryType, State, Tab } from '$lib/types';
+  import { logEvent } from '$lib/util/stats';
 
   dayjs.extend(dayjsRelativeTime);
 
-  const HISTORY_SAVE_INTERVAL = 60_000;
+  const HISTORY_SAVE_INTERVAL = 60000;
 
-  const tabSelectHandler = (tab: Tab) => {
+  const tabSelectHandler = (message: CustomEvent<Tab>) => {
-    historyModeStore.set(tab.id as HistoryType);
+    historyModeStore.set(message.detail.id as HistoryType);
   };
-
+  let tabs: Tab[] = [
-  let tabs: Tab[] = $state([
     {
       id: 'manual',
       title: 'Saved',
-      icon: BookmarkIcon
+      icon: 'far fa-bookmark'
     },
     {
       id: 'auto',
       title: 'Timeline',
-      icon: HistoryIcon
+      icon: 'fas fa-history'
     }
-  ]);
+  ];
 
   const downloadHistory = () => {
     const data = get(historyStore);
@@ -67,13 +56,17 @@
     const input = document.createElement('input');
     input.type = 'file';
     input.accept = 'application/json';
-    input.addEventListener('change', async ({ target }: Event) => {
+    input.addEventListener('change', ({ target }: Event) => {
-      const file = (target as HTMLInputElement)?.files?.[0];
+      const file = (<HTMLInputElement>target).files[0];
       if (!file) {
         return;
       }
-      const data: HistoryEntry[] = JSON.parse(await file.text());
+      const reader = new FileReader();
-      restoreHistory(data);
+      reader.onload = (e) => {
+        const data: HistoryEntry[] = JSON.parse(e.target.result as string);
+        restoreHistory(data);
+      };
+      reader.readAsText(file);
     });
     input.click();
   };
@@ -103,6 +96,11 @@
     inputStateStore.set({ ...state, updateDiagram: true });
   };
 
+  const relativeTime = (time: number) => {
+    const t = new Date(time);
+    return `${new Date(t).toLocaleString()} (${dayjs(t).fromNow()})`;
+  };
+
   onMount(() => {
     historyModeStore.set('manual');
     setInterval(() => {
@@ -116,93 +114,77 @@
         {
           id: 'loader',
           title: 'Revisions',
-          icon: GitAltIcon
+          icon: 'fab fa-git-alt'
         },
         ...tabs
       ];
       historyModeStore.set('loader');
     }
   });
+
+  let isOpen = false;
 </script>
 
-<Card onselect={tabSelectHandler} isOpen isClosable={false} {tabs}>
+<Card on:select={tabSelectHandler} bind:isOpen {tabs} title="History">
-  {#snippet actions()}
+  <div slot="actions">
-    <div class="flex items-center gap-2">
+    <button
-      <Button
+      id="uploadHistory"
-        size="icon"
+      class="btn btn-xs btn-secondary w-12"
-        variant="ghost"
+      on:click|stopPropagation={() => uploadHistory()}
-        id="uploadHistory"
+      title="Upload history"><i class="fa fa-upload" /></button>
-        onclick={uploadHistory}
-        title="Upload history"><UploadIcon /></Button>
-      {#if $historyStore.length > 0}
-        <Button
-          id="downloadHistory"
-          size="icon"
-          variant="ghost"
-          onclick={downloadHistory}
-          title="Download history"><DownloadIcon /></Button>
-      {/if}
-      <Separator orientation="vertical" />
-      <Button
-        id="saveHistory"
-        size="icon"
-        variant="ghost"
-        onclick={() => saveHistory()}
-        title="Save current state"><SaveIcon /></Button>
-      {#if $historyModeStore !== 'loader'}
-        <Button
-          id="clearHistory"
-          size="icon"
-          variant="ghost"
-          class="hover:text-destructive"
-          onclick={() => clearHistory()}
-          title="Delete all saved states"><TrashAltIcon /></Button>
-      {/if}
-    </div>
-  {/snippet}
-  <ul class="flex h-full min-w-fit flex-col gap-2 overflow-auto p-2" id="historyList">
     {#if $historyStore.length > 0}
-      {#each $historyStore as { id, state, time, name, url, type } (id)}
+      <button
-        <li class="flex flex-col gap-2">
+        id="downloadHistory"
-          <div class="flex items-center justify-between">
+        class="btn btn-xs btn-secondary w-12"
-            <div class="flex flex-col">
+        on:click|stopPropagation={() => downloadHistory()}
-              {#if url}
+        title="Download history"><i class="fa fa-download" /></button>
-                <a
+    {/if}
-                  href={url}
+    |
-                  target="_blank"
+    <button
-                  title="Open revision in new tab"
+      id="saveHistory"
-                  class="text-blue-500 hover:underline">{name}</a>
+      class="btn btn-xs btn-success w-12"
-              {:else}
+      on:click|stopPropagation={() => saveHistory()}
-                <span class="whitespace-nowrap">{name}</span>
+      title="Save current state"><i class="far fa-save" /></button>
-              {/if}
+    {#if $historyModeStore !== 'loader'}
-              <span class="whitespace-nowrap text-xs text-primary-foreground/30">
+      <button
-                {new Date(time).toLocaleString()}
+        id="clearHistory"
-              </span>
+        class="btn btn-xs btn-error w-12"
+        on:click|stopPropagation={() => clearHistory()}
+        title="Delete all saved states"><i class="fas fa-trash-alt" /></button>
+    {/if}
+  </div>
+  <ul class="p-2 space-y-2 overflow-auto h-56" id="historyList">
+    {#if $historyStore.length > 0}
+      {#each $historyStore as { id, state, time, name, url, type }}
+        <li class="rounded p-2 shadow flex-col">
+          <div class="flex">
+            <div class="flex-1">
+              <div class="flex flex-col text-base-content">
+                {#if url}
+                  <a
+                    href={url}
+                    target="_blank"
+                    title="Open revision in new tab"
+                    class="hover:underline text-blue-500">{name}</a>
+                {:else}
+                  <span>{name}</span>
+                {/if}
+                <span class="text-gray-400 text-sm">{relativeTime(time)}</span>
+              </div>
             </div>
-
+            <div class="flex gap-2 content-center">
-            <div class="flex items-center gap-2">
+              <button class="btn btn-success" on:click={() => restoreHistoryItem(state)}
-              <span class="whitespace-nowrap text-sm text-primary-foreground/50">
+                ><i class="fas fa-undo mr-1" />Restore</button>
-                {dayjs(time).fromNow()}
-              </span>
-              <Button size="icon" variant="ghost" onclick={() => restoreHistoryItem(state)}>
-                <UndoIcon />
-              </Button>
               {#if type !== 'loader'}
-                <Button
+                <button class="btn btn-error" on:click={() => clearHistory(id)}
-                  size="icon"
+                  ><i class="fas fa-trash-alt mr-1" />Delete</button>
-                  variant="ghost"
-                  class="hover:text-destructive"
-                  onclick={() => clearHistory(id)}>
-                  <TrashAltIcon />
-                </Button>
               {/if}
             </div>
           </div>
-          <Separator />
         </li>
       {/each}
     {:else}
-      <div class="m-2 text-center">
+      <div class="m-2">
         No items in History<br />
         Click the Save button to save current state and restore it later.<br />
         Timeline will automatically be saved every minute.

src/lib/components/History/history.ts

@@ -1,10 +1,10 @@
-import type { HistoryEntry, HistoryType, Optional } from '$lib/types';
+import { derived, writable, get } from 'svelte/store';
-import { localStorage, persist } from '$lib/util/persist';
-import { logEvent } from '$lib/util/stats';
-import { generateSlug } from 'random-word-slugs';
 import type { Readable, Writable } from 'svelte/store';
-import { derived, get, writable } from 'svelte/store';
+import { persist, localStorage } from '$lib/util/persist';
+import { generateSlug } from 'random-word-slugs';
+import type { HistoryEntry, HistoryType, Optional } from '$lib/types';
 import { v4 as uuidV4 } from 'uuid';
+import { logEvent } from '$lib/util/stats';
 
 const MAX_AUTO_HISTORY_LENGTH = 30;
 

src/lib/components/MainMenu.svelte

@@ -1,87 +0,0 @@
-<script lang="ts">
-  import McWrapper from '$/components/McWrapper.svelte';
-  import ThemeIcon from '$/components/ThemeIcon.svelte';
-  import * as Popover from '$/components/ui/popover';
-  import { Switch } from '$/components/ui/switch';
-  import { urlsStore } from '$/util/state';
-  import { cn } from '$/utils';
-  import { mode, setMode } from 'mode-watcher';
-  import type { Component } from 'svelte';
-  import AddIcon from '~icons/material-symbols/add-2-rounded';
-  import BookIcon from '~icons/material-symbols/book-2-outline-rounded';
-  import PluginIcon from '~icons/material-symbols/extension-outline';
-  import HomeIcon from '~icons/material-symbols/house-outline-rounded';
-  import CommunityIcon from '~icons/material-symbols/person-play-outline-rounded';
-  import PlaygroundIcon from '~icons/material-symbols/shape-line-outline';
-  import MermaidChartIcon from './MermaidChartIcon.svelte';
-
-  const menuItems = $derived([
-    { label: 'New Diagram', icon: AddIcon, href: $urlsStore.new },
-    { label: 'Home', icon: HomeIcon, href: 'https://mermaid.js.org/' },
-    { label: 'Documentation', icon: BookIcon, href: 'https://mermaid.js.org/intro/' },
-    { label: 'Community', icon: CommunityIcon, href: 'https://discord.gg/sKeNQX4Wtj' }
-  ]);
-
-  const mermaidChartMenuItems = $derived([
-    {
-      label: 'Edit in Playground',
-      icon: PlaygroundIcon,
-      href: $urlsStore.mermaidChart({ medium: 'main_menu' }).playground
-    },
-    {
-      label: 'Plugins',
-      icon: PluginIcon,
-      href: $urlsStore.mermaidChart({ medium: 'main_menu' }).plugins,
-      checkDiagramType: false
-    },
-    {
-      label: 'MermaidChart',
-      icon: MermaidChartIcon,
-      href: $urlsStore.mermaidChart({ medium: 'main_menu' }).home,
-      checkDiagramType: false
-    }
-  ]);
-</script>
-
-{#snippet menuItem(options: { label: string; icon: Component; href: string; class?: string })}
-  <a
-    href={options.href}
-    target="_blank"
-    class={cn(
-      'flex items-center justify-start gap-2 border-b bg-muted p-2 px-3 hover:bg-background',
-      options.class
-    )}>
-    <options.icon class="size-5" />
-    {options.label}
-  </a>
-{/snippet}
-
-<Popover.Root>
-  <Popover.Trigger class="shrink-0">
-    <img class="size-6" src="/favicon.svg" alt="Mermaid Live Editor" />
-  </Popover.Trigger>
-  <Popover.Content align="start" class="flex flex-col overflow-hidden p-0" sideOffset={16}>
-    {#each menuItems as item}
-      {@render menuItem(item)}
-    {/each}
-
-    <div class="flex items-center justify-between border-b bg-muted px-3 py-2 hover:bg-background">
-      <span class="flex items-center gap-2">
-        <ThemeIcon />
-        Dark Mode
-      </span>
-      <Switch
-        checked={$mode === 'dark'}
-        onCheckedChange={(dark) => setMode(dark ? 'dark' : 'light')} />
-    </div>
-
-    {#each mermaidChartMenuItems as item}
-      <McWrapper side="right" shouldCheckDiagramType={item.checkDiagramType}>
-        {@render menuItem({
-          ...item,
-          class: 'text-accent bg-background hover:bg-muted'
-        })}
-      </McWrapper>
-    {/each}
-  </Popover.Content>
-</Popover.Root>

src/lib/components/McWrapper.svelte

@@ -1,50 +0,0 @@
-<script lang="ts">
-  import { env } from '$/util/env';
-  import { stateStore } from '$/util/state';
-  import * as Tooltip from '$lib/components/ui/tooltip';
-  import type { ComponentProps, Snippet } from 'svelte';
-  import ExternalLinkIcon from '~icons/material-symbols/open-in-new-rounded';
-
-  let {
-    children,
-    shouldCheckDiagramType = true,
-    side = 'bottom',
-    labelPrefix = 'Opens a new tab in'
-  }: {
-    children: Snippet;
-    shouldCheckDiagramType?: boolean;
-    side?: ComponentProps<typeof Tooltip.Content>['side'];
-    labelPrefix?: string;
-  } = $props();
-
-  let shouldDisableComponent = $derived(
-    shouldCheckDiagramType && $stateStore.diagramType === 'zenuml'
-  );
-</script>
-
-{#if env.isEnabledMermaidChartLinks}
-  <Tooltip.Provider>
-    <Tooltip.Root delayDuration={100}>
-      <Tooltip.Trigger>
-        <div class={[shouldDisableComponent && 'pointer-events-none cursor-not-allowed grayscale']}>
-          {@render children()}
-        </div>
-      </Tooltip.Trigger>
-      <Tooltip.Content {side}>
-        <div class="flex items-center gap-2">
-          {#if shouldDisableComponent}
-            <div class="text-muted-foreground">
-              This diagram type is not supported in MermaidChart.com
-            </div>
-          {:else}
-            <ExternalLinkIcon />
-            <span class="flex items-center gap-1">
-              {labelPrefix}
-              <div class="text-accent">MermaidChart.com</div>
-            </span>
-          {/if}
-        </div>
-      </Tooltip.Content>
-    </Tooltip.Root>
-  </Tooltip.Provider>
-{/if}

src/lib/components/MermaidChartIcon.svelte

@@ -1,7 +0,0 @@
-<script lang="ts">
-  import type { ClassValue } from 'svelte/elements';
-
-  let { class: className }: { class?: ClassValue } = $props();
-</script>
-
-<img class={['size-4', className]} src="/mermaidchart-logo.svg" alt="Mermaid Chart" />

src/lib/components/MobileEditor.svelte

@@ -1,99 +0,0 @@
-<script lang="ts">
-  import type { EditorProps } from '$/types';
-  import { stateStore } from '$/util/state';
-  import { json, jsonLanguage } from '@codemirror/lang-json';
-  import { markdown } from '@codemirror/lang-markdown';
-  import { yamlFrontmatter } from '@codemirror/lang-yaml';
-  import { language } from '@codemirror/language';
-  import { Compartment, EditorState } from '@codemirror/state';
-  import { EditorView } from '@codemirror/view';
-  import { vsCodeDark } from '@fsegurai/codemirror-theme-vscode-dark';
-  import { vsCodeLight } from '@fsegurai/codemirror-theme-vscode-light';
-  import { basicSetup } from 'codemirror';
-  import { mode } from 'mode-watcher';
-  import { onMount } from 'svelte';
-
-  let editorView: EditorView | undefined;
-  let editorContainer: HTMLDivElement;
-  let currentText = $state('');
-
-  const { onUpdate }: EditorProps = $props();
-
-  onMount(() => {
-    const themeCompartment = new Compartment();
-    const languageCompartment = new Compartment();
-
-    editorView = new EditorView({
-      state: EditorState.create({
-        doc: currentText,
-        extensions: [
-          basicSetup,
-          languageCompartment.of([]),
-          themeCompartment.of([]),
-          EditorView.updateListener.of((update) => {
-            if (update.docChanged) {
-              const newText = update.state.doc.toString();
-              if (currentText === newText) {
-                return;
-              }
-              currentText = newText;
-              onUpdate(newText);
-            }
-          }),
-          EditorView.theme({
-            '&.cm-focused': {
-              outline: 'none'
-            },
-            '&.cm-editor': {
-              height: '100%'
-            },
-            '&.cm-scroller': {
-              overflow: 'auto'
-            }
-          })
-        ]
-      }),
-      parent: editorContainer
-    });
-
-    const unsubscribeMode = mode.subscribe((mode) => {
-      editorView?.dispatch({
-        effects: themeCompartment.reconfigure(mode === 'dark' ? vsCodeDark : vsCodeLight)
-      });
-    });
-
-    const unsubscribeState = stateStore.subscribe(({ editorMode, code, mermaid }) => {
-      const text = editorMode === 'code' ? code : mermaid;
-      if (currentText === text || !editorView) {
-        return;
-      }
-      currentText = text;
-      editorView.dispatch({
-        changes: {
-          from: 0,
-          to: editorView.state.doc.length,
-          insert: text
-        }
-      });
-      const stateLanguage = editorView.state.facet(language);
-      const isStateJson = stateLanguage === jsonLanguage;
-      const isCodeJson = editorMode === 'config';
-      if (stateLanguage && isStateJson === isCodeJson) {
-        return;
-      }
-      editorView.dispatch({
-        effects: languageCompartment.reconfigure(
-          isCodeJson ? json() : yamlFrontmatter({ content: markdown() })
-        )
-      });
-    });
-
-    return () => {
-      unsubscribeMode();
-      unsubscribeState();
-      editorView?.destroy();
-    };
-  });
-</script>
-
-<div bind:this={editorContainer} class="size-full"></div>

src/lib/components/Navbar.svelte

@@ -1,137 +1,96 @@
-<script lang="ts" module>
+<script context="module" lang="ts">
-  import { logEvent, plausible } from '$lib/util/stats';
   import { version } from 'mermaid/package.json';
-
+  import { analytics } from '$lib/util/stats';
-  void logEvent('version', {
+  void analytics?.track('version', {
     mermaidVersion: version
   });
 </script>
 
 <script lang="ts">
-  import MainMenu from '$/components/MainMenu.svelte';
+  import Theme from './Theme.svelte';
-  import McWrapper from '$/components/McWrapper.svelte';
-  import { Button } from '$/components/ui/button';
-  import { Separator } from '$/components/ui/separator';
-  import { Switch } from '$/components/ui/switch';
-  import { dismissPromotion, getActivePromotion } from '$lib/util/promos/promo';
-  import { urlsStore } from '$lib/util/state';
-  import { MCBaseURL } from '$lib/util/util';
-  import type { ComponentProps, Snippet } from 'svelte';
-  import CloseIcon from '~icons/material-symbols/close-rounded';
-  import GithubIcon from '~icons/mdi/github';
-  import DropdownNavMenu from './DropdownNavMenu.svelte';
 
-  interface Props {
+  interface Link {
-    mobileToggle?: Snippet;
+    href: string;
-    children: Snippet;
+    title?: string;
+    icon?: string;
+    img?: string;
   }
-
+  const links: Link[] = [
-  let { children, mobileToggle }: Props = $props();
-
-  const isReferral = document.referrer.includes(MCBaseURL);
-
-  type Links = ComponentProps<typeof DropdownNavMenu>['links'];
-
-  const githubLinks: Links = [
-    { title: 'Mermaid JS', href: 'https://github.com/mermaid-js/mermaid' },
     {
-      title: 'Mermaid Live Editor',
+      title: 'Documentation',
-      href: 'https://github.com/mermaid-js/mermaid-live-editor'
+      href: 'https://mermaid.js.org/intro/n00b-gettingStarted.html'
     },
     {
-      title: 'Mermaid CLI',
+      title: 'Tutorial',
+      href: 'https://mermaid.js.org/config/Tutorials.html'
+    },
+    {
+      title: 'Mermaid',
+      href: 'https://github.com/mermaid-js/mermaid'
+    },
+    {
+      title: 'CLI',
       href: 'https://github.com/mermaid-js/mermaid-cli'
+    },
+    {
+      href: 'https://github.com/mermaid-js/mermaid-live-editor',
+      icon: 'fab fa-github fa-lg'
+    },
+    {
+      href: 'https://mermaidchart.com',
+      img: '/mermaidchart-logo.svg'
     }
   ];
-
-  let activePromotion = $state(getActivePromotion());
-
-  const trackBannerClick = () => {
-    if (!plausible || !activePromotion) {
-      return;
-    }
-    logEvent('bannerClick', {
-      promotion: activePromotion.id
-    });
-  };
 </script>
 
-{#if activePromotion}
+<div class="navbar shadow-lg bg-primary p-0">
-  <div class="top-bar z-10 flex h-fit w-full bg-primary">
+  <div class="flex-1 px-2 mx-2">
-    <div
+    <span class="text-lg font-bold">
-      class="flex flex-grow"
+      <a href="/">Mermaid<span class="text-xs font-thin">v{version}</span> Live Editor</a>
-      role="button"
+    </span>
-      tabindex="0"
-      onclick={trackBannerClick}
-      onkeypress={trackBannerClick}>
-      <activePromotion.component {closeBanner} />
-    </div>
-    {#snippet closeBanner()}
-      <Button
-        title="Dismiss banner"
-        variant="ghost"
-        class="hover:bg-transparent hover:text-[#261A56]"
-        size="sm"
-        onclick={() => {
-          dismissPromotion(activePromotion?.id);
-          activePromotion = undefined;
-        }}>
-        <CloseIcon />
-      </Button>
-    {/snippet}
   </div>
-{/if}
+  <label for="menu-toggle" class="pointer-cursor lg:hidden block"
+    ><svg
+      class="fill-current"
+      xmlns="http://www.w3.org/2000/svg"
+      width="20"
+      height="20"
+      viewBox="0 0 20 20"
+      ><title>Menu</title><path d="M0 3h20v2H0V3zm0 6h20v2H0V9zm0 6h20v2H0v-2z" /></svg
+    ></label>
+  <input class="hidden" type="checkbox" id="menu-toggle" />
 
-<nav class="z-50 flex p-4 sm:p-6">
+  <Theme />
-  <div class="flex flex-1 items-center gap-4">
+  <div class="hidden lg:flex lg:items-center lg:w-auto w-full" id="menu">
-    <MainMenu />
+    <ul class="lg:flex items-center justify-between text-base pt-4 lg:pt-0">
-    <div
+      {#each links as { title, href, icon, img }}
-      id="switcher"
+        <li>
-      class="flex items-center justify-center gap-4 font-medium"
+          <a class="btn btn-ghost" target="_blank" {href}>
-      class:flex-row-reverse={isReferral}>
+            {#if icon}
-      <a href="/" class="whitespace-nowrap text-accent">
+              <i class={icon} />
-        {#if !isReferral && !mobileToggle}
+            {:else if img}
-          Mermaid
+              <img src={img} alt={title} />
-        {/if}
+            {/if}
-        Live Editor
+            {#if title}
-      </a>
+              {title}
-
+            {/if}
-      <McWrapper labelPrefix="Opens the current diagram in">
-        <div class="hidden items-center justify-center gap-4 md:flex">
-          <Separator orientation="vertical" />
-          <Switch
-            id="editorMode"
-            class="data-[state=checked]:bg-secondary"
-            checked={isReferral}
-            onclick={() => {
-              logEvent('playgroundToggle', { isReferred: isReferral });
-              // Wait for the event to be logged
-              setTimeout(() => {
-                window.open(
-                  $urlsStore.mermaidChart({ medium: 'toggle' }).playground,
-                  '_self',
-                  // Do not send referrer header, if the user already came from playground
-                  isReferral ? 'noreferrer' : ''
-                );
-              }, 100);
-            }} />
-
-          <a
-            href={$urlsStore.mermaidChart({ medium: 'toggle' }).playground}
-            class="whitespace-nowrap">
-            Playground <span class="hidden text-sm opacity-50 lg:inline"
-              >- more features, no account required</span>
           </a>
-        </div>
+        </li>
-      </McWrapper>
+      {/each}
-    </div>
+    </ul>
   </div>
-  <div
+</div>
-    id="menu"
+
-    class="hidden flex-nowrap items-center justify-between gap-3 overflow-hidden md:flex">
+<style>
-    <DropdownNavMenu icon={GithubIcon} links={githubLinks} />
+  #menu-toggle:checked + #menu {
-    <Separator orientation="vertical" />
+    display: block;
-    {@render children()}
+  }
-  </div>
+  .navbar {
-  {@render mobileToggle?.()}
+    z-index: 10000;
-</nav>
+  }
+
+  img {
+    width: 1.5rem;
+    height: 1.5rem;
+  }
+</style>

src/lib/components/PanZoomToolbar.svelte

@@ -1,34 +0,0 @@
-<script lang="ts">
-  import FloatingToolbar from '$/components/FloatingToolbar.svelte';
-  import { Button } from '$/components/ui/button';
-  import { Separator } from '$/components/ui/separator';
-  import type { PanZoomState } from '$/util/panZoom';
-  import { urlsStore } from '$/util/state';
-  import ExpandIcon from '~icons/material-symbols/open-in-full-rounded';
-  import ArrowsToCircleIcon from '~icons/material-symbols/screenshot-frame-2';
-  import MagnifyingGlassPlusIcon from '~icons/material-symbols/zoom-in';
-  import MagnifyingGlassMinusIcon from '~icons/material-symbols/zoom-out';
-
-  let { panZoomState }: { panZoomState: PanZoomState } = $props();
-</script>
-
-<FloatingToolbar>
-  <Button variant="ghost" size="icon" title="Reset view" onclick={() => panZoomState.reset()}>
-    <ArrowsToCircleIcon />
-  </Button>
-  <Separator orientation="vertical" />
-  <Button
-    variant="ghost"
-    size="icon"
-    class="hidden sm:block"
-    onclick={() => panZoomState.zoomOut()}>
-    <MagnifyingGlassMinusIcon />
-  </Button>
-  <Button variant="ghost" size="icon" class="hidden sm:block" onclick={() => panZoomState.zoomIn()}>
-    <MagnifyingGlassPlusIcon />
-  </Button>
-  <Separator orientation="vertical" class="hidden sm:block" />
-  <Button variant="ghost" size="icon" title="Full Screen" href={$urlsStore.view} target="_blank">
-    <ExpandIcon />
-  </Button>
-</FloatingToolbar>

src/lib/components/Preset.svelte

@@ -1,30 +1,20 @@
 <script lang="ts">
-  import Card from '$/components/Card/Card.svelte';
-  import { Button } from '$/components/ui/button';
   import { updateCode } from '$lib/util/state';
+  import Card from '$lib/components/Card/Card.svelte';
   import { logEvent } from '$lib/util/stats';
-  import ShapesIcon from '~icons/material-symbols/account-tree-outline-rounded';
 
   const samples = {
-    Block: `block-beta
+    Flow: `flowchart TD
-    columns 3
+    A[Christmas] -->|Get money| B(Go shopping)
-    doc>"Document"]:3
+    B --> C{Let me think}
-    space down1<[" "]>(down) space
+    C -->|One| D[Laptop]
-
+    C -->|Two| E[iPhone]
-  block:e:3
+    C -->|Three| F[fa:fa-car Car]`,
-          l["left"]
+    Sequence: `sequenceDiagram
-          m("A wide one in the middle")
+    Alice->>+John: Hello John, how are you?
-          r["right"]
+    Alice->>+John: John, can you hear me?
-  end
+    John-->>-Alice: Hi Alice, I can hear you!
-    space down2<[" "]>(down) space
+    John-->>-Alice: I feel great!`,
-    db[("DB")]:3
-    space:3
-    D space C
-    db --> D
-    C --> db
-    D --> C
-    style m fill:#d6d,stroke:#333,stroke-width:4px
-    `,
     Class: `classDiagram
     Animal <|-- Duck
     Animal <|-- Fish
@@ -46,21 +36,13 @@
       +bool is_wild
       +run()
     }`,
-    ER: `erDiagram
+    State: `stateDiagram-v2
-    CUSTOMER }|..|{ DELIVERY-ADDRESS : has
+    [*] --> Still
-    CUSTOMER ||--o{ ORDER : places
+    Still --> [*]
-    CUSTOMER ||--o{ INVOICE : "liable for"
+    Still --> Moving
-    DELIVERY-ADDRESS ||--o{ ORDER : receives
+    Moving --> Still
-    INVOICE ||--|{ ORDER : covers
+    Moving --> Crash
-    ORDER ||--|{ ORDER-ITEM : includes
+    Crash --> [*]`,
-    PRODUCT-CATEGORY ||--|{ PRODUCT : contains
-    PRODUCT ||--o{ ORDER-ITEM : "ordered in"`,
-    Flow: `flowchart TD
-    A[Christmas] -->|Get money| B(Go shopping)
-    B --> C{Let me think}
-    C -->|One| D[Laptop]
-    C -->|Two| E[iPhone]
-    C -->|Three| F[fa:fa-car Car]`,
     Gantt: `gantt
     title A Gantt Diagram
     dateFormat  YYYY-MM-DD
@@ -70,6 +52,28 @@
     section Another
     Task in sec      :2014-01-12  , 12d
     another task      : 24d`,
+    Pie: `pie title Pets adopted by volunteers
+    "Dogs" : 386
+    "Cats" : 85
+    "Rats" : 15`,
+    ER: `erDiagram
+    CUSTOMER }|..|{ DELIVERY-ADDRESS : has
+    CUSTOMER ||--o{ ORDER : places
+    CUSTOMER ||--o{ INVOICE : "liable for"
+    DELIVERY-ADDRESS ||--o{ ORDER : receives
+    INVOICE ||--|{ ORDER : covers
+    ORDER ||--|{ ORDER-ITEM : includes
+    PRODUCT-CATEGORY ||--|{ PRODUCT : contains
+    PRODUCT ||--o{ ORDER-ITEM : "ordered in"`,
+    'User Journey': `journey
+    title My working day
+    section Go to work
+      Make tea: 5: Me
+      Go upstairs: 3: Me
+      Do work: 1: Me, Cat
+    section Go home
+      Go downstairs: 5: Me
+      Sit down: 3: Me`,
     Git: `gitGraph
     commit
     commit
@@ -89,7 +93,7 @@
       Popularisation
         British popular psychology author Tony Buzan
     Research
-      On effectiveness<br/>and features
+      On effectivness<br/>and features
       On Automatic creation
         Uses
             Creative techniques
@@ -98,32 +102,6 @@
     Tools
       Pen and paper
       Mermaid`,
-    Packet: `---
-title: "TCP Packet"
----
-packet-beta
-  0-15: "Source Port"
-  16-31: "Destination Port"
-  32-63: "Sequence Number"
-  64-95: "Acknowledgment Number"
-  96-99: "Data Offset"
-  100-105: "Reserved"
-  106: "URG"
-  107: "ACK"
-  108: "PSH"
-  109: "RST"
-  110: "SYN"
-  111: "FIN"
-  112-127: "Window"
-  128-143: "Checksum"
-  144-159: "Urgent Pointer"
-  160-191: "(Options and Padding)"
-  192-255: "Data (variable length)"
-`,
-    Pie: `pie title Pets adopted by volunteers
-    "Dogs" : 386
-    "Cats" : 85
-    "Rats" : 15`,
     QuadrantChart: `quadrantChart
     title Reach and engagement of campaigns
     x-axis Low Reach --> High Reach
@@ -137,73 +115,23 @@ packet-beta
     Campaign C: [0.57, 0.69]
     Campaign D: [0.78, 0.34]
     Campaign E: [0.40, 0.34]
-    Campaign F: [0.35, 0.78]`,
+    Campaign F: [0.35, 0.78]`
-    Sequence: `sequenceDiagram
-    Alice->>+John: Hello John, how are you?
-    Alice->>+John: John, can you hear me?
-    John-->>-Alice: Hi Alice, I can hear you!
-    John-->>-Alice: I feel great!`,
-    State: `stateDiagram-v2
-    [*] --> Still
-    Still --> [*]
-    Still --> Moving
-    Moving --> Still
-    Moving --> Crash
-    Crash --> [*]`,
-    'User Journey': `journey
-    title My working day
-    section Go to work
-      Make tea: 5: Me
-      Go upstairs: 3: Me
-      Do work: 1: Me, Cat
-    section Go home
-      Go downstairs: 5: Me
-      Sit down: 3: Me`,
-    XYChart: `
-    xychart-beta
-    title "Sales Revenue"
-    x-axis [jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec]
-    y-axis "Revenue (in $)" 4000 --> 11000
-    bar [5000, 6000, 7500, 8200, 9500, 10500, 11000, 10200, 9200, 8500, 7000, 6000]
-    line [5000, 6000, 7500, 8200, 9500, 10500, 11000, 10200, 9200, 8500, 7000, 6000]`,
-    ZenUML: `zenuml
-    title Order Service
-    @Actor Client #FFEBE6
-    @Boundary OrderController #0747A6
-    @EC2 <<BFF>> OrderService #E3FCEF
-    group BusinessService {
-      @Lambda PurchaseService
-      @AzureFunction InvoiceService
-    }
-
-    @Starter(Client)
-    // \`POST /orders\`
-    OrderController.post(payload) {
-      OrderService.create(payload) {
-        order = new Order(payload)
-        if(order != null) {
-          par {
-            PurchaseService.createPO(order)
-            InvoiceService.createInvoice(order)      
-          }      
-        }
-      }
-    }
-    `
   };
 
   type SampleTypes = keyof typeof samples;
   const loadSampleDiagram = (diagramType: SampleTypes): void => {
     updateCode(samples[diagramType], {
-      resetPanZoom: true,
+      updateDiagram: true,
-      updateDiagram: true
+      resetPanZoom: true
     });
     logEvent('loadSampleDiagram', { diagramType });
   };
 
+  // Adding in this array will add an icon to the preset menu
+  const newDiagrams: SampleTypes[] = ['Mindmap', 'QuadrantChart'];
   const diagramOrder: SampleTypes[] = [
-    'Flow',
     'Sequence',
+    'Flow',
     'Class',
     'State',
     'ER',
@@ -212,23 +140,21 @@ packet-beta
     'Git',
     'Pie',
     'Mindmap',
-    'ZenUML',
+    'QuadrantChart'
-    'QuadrantChart',
-    'XYChart',
-    'Block',
-    'Packet'
   ];
 </script>
 
-<Card title="Sample Diagrams" isOpen isStackable icon={{ component: ShapesIcon }}>
+<Card title="Sample Diagrams" isOpen={false}>
-  <div class="flex h-fit max-h-52 flex-wrap gap-2 overflow-y-auto p-2">
+  <div class="flex flex-wrap p-2 gap-2">
     {#each diagramOrder as sample}
-      <Button
+      <button
-        size="sm"
+        class="btn btn-sm btn-primary w-28 normal-case flex-grow"
-        class="w-fit min-w-20 flex-grow normal-case"
+        on:click={() => loadSampleDiagram(sample)}>
-        onclick={() => loadSampleDiagram(sample)}>
         {sample}
-      </Button>
+        {#if newDiagrams.includes(sample)}
+          <span class="ml-2 fa fa-heart" />
+        {/if}
+      </button>
     {/each}
   </div>
 </Card>

src/lib/components/Privacy.svelte

@@ -1,53 +0,0 @@
-<script>
-  import * as Dialog from '$/components/ui/dialog';
-  import ShieldIcon from '~icons/material-symbols/shield-lock-outline-rounded';
-</script>
-
-<Dialog.Root>
-  <Dialog.Trigger>
-    <ShieldIcon />
-  </Dialog.Trigger>
-  <Dialog.Content class="max-h-full overflow-y-auto">
-    <Dialog.Header>
-      <Dialog.Title class="flex items-center gap-2 text-xl">
-        <ShieldIcon class="size-8 text-green-700" />
-        Data security
-      </Dialog.Title>
-    </Dialog.Header>
-
-    <p class="text-xl font-semibold">
-      The content of the diagrams you create never leaves your browser.
-    </p>
-    <p>It's only stored in the URL, and your browser's local storage.</p>
-    <p>
-      Mermaid Live Editor is a fully open source, client side application, deployed transparently on <a
-        href="https://github.com/mermaid-js/mermaid-live-editor/deployments"
-        class="underline"
-        target="_blank">
-        GitHub Pages
-      </a>.
-    </p>
-    <p>
-      It will also work as a fully offline
-      <a href="https://web.dev/explore/progressive-web-apps" target="_blank">
-        Progressive Web App.
-      </a>
-    </p>
-    <p>
-      The only server we have is a self hosted version of the open source and privacy friendly
-      Plausible Analytics. We only collect anonymous data related to actions performed, like the
-      type of diagram rendered, number of times a feature was used, etc.
-    </p>
-    <p>
-      All the data we collect is anonymized and
-      <a href="https://p.mermaid.live/mermaid.live" class="underline" target="_blank">
-        available publicly.
-      </a>
-    </p>
-
-    <p>
-      Additional services like the external PNG/SVG/Kroki links and "Save to Mermaid Chart" feature
-      will share your diagram with the respective 3rd party service.
-    </p>
-  </Dialog.Content>
-</Dialog.Root>

src/lib/components/Share.svelte

@@ -1,48 +0,0 @@
-<script>
-  import { buttonVariants } from '$/components/ui/button';
-  import * as Dialog from '$/components/ui/dialog';
-  import { Separator } from '$/components/ui/separator';
-  import { env } from '$/util/env';
-  import { urlsStore } from '$/util/state';
-  import ShareIcon from '~icons/material-symbols/share';
-  import CopyInput from './CopyInput.svelte';
-  import MermaidChartIcon from './MermaidChartIcon.svelte';
-</script>
-
-<Dialog.Root>
-  <Dialog.Trigger class={buttonVariants({ size: 'sm' })}>Share</Dialog.Trigger>
-  <Dialog.Content>
-    <Dialog.Header>
-      <Dialog.Title class="flex items-center gap-2 text-xl">
-        <ShareIcon class="size-5" /> Shareable links
-      </Dialog.Title>
-      <Dialog.Description>Share your diagrams with others.</Dialog.Description>
-    </Dialog.Header>
-
-    <div class="flex flex-col gap-4">
-      <div class="flex flex-col gap-2">
-        <h2 class="flex items-center gap-2">
-          <img class="size-5" src="/favicon.svg" alt="Mermaid Live Editor" />
-          Mermaid Live Editor
-        </h2>
-        <CopyInput value={window.location.href} />
-        <Dialog.Description>
-          The content of the diagrams you create never leaves your browser.
-        </Dialog.Description>
-      </div>
-      {#if env.isEnabledMermaidChartLinks}
-        <Separator />
-        <div class="flex flex-col gap-2">
-          <h2 class="flex items-center gap-2">
-            <MermaidChartIcon class="size-5" />
-            Mermaid Chart Playground
-          </h2>
-          <CopyInput value={$urlsStore.mermaidChart({ medium: 'share' }).playground} />
-          <Dialog.Description>
-            Opens the Mermaid Chart Playground with Mermaid AI, Visual Editor, and more.
-          </Dialog.Description>
-        </div>
-      {/if}
-    </div>
-  </Dialog.Content>
-</Dialog.Root>

src/lib/components/SyncRoughToolbar.svelte

@@ -1,21 +0,0 @@
-<script lang="ts">
-  import FloatingToolbar from '$/components/FloatingToolbar.svelte';
-  import { Toggle } from '$/components/ui/toggle';
-  import { defaultState, inputStateStore } from '$/util/state';
-  import RoughIcon from '~icons/material-symbols/draw-outline-rounded';
-  import BackgroundIcon from '~icons/material-symbols/grid-4x4-rounded';
-
-  if ($inputStateStore.grid === undefined) {
-    // Handle cases where old states were saved without grid option
-    $inputStateStore.grid = defaultState.grid;
-  }
-</script>
-
-<FloatingToolbar>
-  <Toggle bind:pressed={$inputStateStore.rough} size="sm" title="Hand-Drawn">
-    <RoughIcon />
-  </Toggle>
-  <Toggle bind:pressed={$inputStateStore.grid} size="sm" title="Background Grid">
-    <BackgroundIcon />
-  </Toggle>
-</FloatingToolbar>

src/lib/components/Theme.svelte

@@ -0,0 +1,64 @@
+<script lang="ts">
+  import { setTheme, themeStore } from '$lib/util/theme';
+
+  const themes = [
+    '🌝 light',
+    '🌚 dark',
+    '🧁 cupcake',
+    '🐝 bumblebee',
+    '✳️ emerald',
+    '🏢 corporate',
+    '🌃 synthwave',
+    '👴 retro',
+    '🤖 cyberpunk',
+    '🌸 valentine',
+    '🎃 halloween',
+    '🌷 garden',
+    '🌲 forest',
+    '🐟 aqua',
+    '👓 lofi',
+    '🖍 pastel',
+    '🧚‍♀️ fantasy',
+    '📝 wireframe',
+    '🏴 black',
+    '💎 luxury',
+    '🧛‍♂️ dracula'
+  ];
+</script>
+
+<div class="hidden lg:block dropdown">
+  <!-- svelte-ignore a11y-no-noninteractive-tabindex -->
+  <div tabindex="0" class="btn btn-ghost">
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      fill="none"
+      viewBox="0 0 24 24"
+      class="inline-block w-6 h-6 stroke-current md:mr-2"
+      ><path
+        stroke-linecap="round"
+        stroke-linejoin="round"
+        stroke-width="2"
+        d="M7 21a4 4 0 01-4-4V5a2 2 0 012-2h4a2 2 0 012 2v12a4 4 0 01-4 4zm0 0h12a2 2 0 002-2v-4a2 2 0 00-2-2h-2.343M11 7.343l1.657-1.657a2 2 0 012.828 0l2.829 2.829a2 2 0 010 2.828l-8.486 8.485M7 17h.01" /></svg>
+    <span class="hidden md:inline">Theme</span>
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      viewBox="0 0 1792 1792"
+      class="inline-block w-4 h-4 ml-1 fill-current"
+      ><path
+        d="M1395 736q0 13-10 23l-466 466q-10 10-23 10t-23-10l-466-466q-10-10-10-23t10-23l50-50q10-10 23-10t23 10l393 393 393-393q10-10 23-10t23 10l50 50q10 10 10 23z" /></svg>
+  </div>
+  <div
+    class="mt-14 overflow-y-auto shadow-2xl top-px dropdown-content h-96 w-56 bg-base-200 text-base-content">
+    <!-- svelte-ignore a11y-no-noninteractive-tabindex -->
+    <ul tabindex="0" class="p-4 menu compact">
+      {#each themes as theme}
+        <li class:bordered={$themeStore.theme !== undefined && theme.includes($themeStore.theme)}>
+          <span
+            class="btn btn-ghost justify-start"
+            on:click={() => setTheme(theme)}
+            on:keypress={() => setTheme(theme)}>{theme}</span>
+        </li>
+      {/each}
+    </ul>
+  </div>
+</div>

src/lib/components/ThemeIcon.svelte

@@ -1,39 +0,0 @@
-<script lang="ts">
-  import { mode } from 'mode-watcher';
-  import { cubicInOut } from 'svelte/easing';
-  import { type TransitionConfig } from 'svelte/transition';
-  import MoonIcon from '~icons/material-symbols/dark-mode-outline-rounded';
-  import SunIcon from '~icons/material-symbols/light-mode-outline-rounded';
-
-  const spin = (
-    node: Element,
-    { duration = 400, easing = cubicInOut, clockWise = true } = {}
-  ): TransitionConfig => {
-    const style = getComputedStyle(node);
-    const opacity = +style.opacity;
-    const transform = style.transform === 'none' ? '' : style.transform;
-    return {
-      duration,
-      easing,
-      css: (t, u) => `
-        transform: ${transform} rotate(${u * 90 * (clockWise ? 1 : -1)}deg);
-        opacity: ${opacity * t}
-      `
-    };
-  };
-</script>
-
-<div class="inline-grid">
-  {#key $mode}
-    <div
-      in:spin={{ clockWise: true }}
-      out:spin={{ clockWise: false }}
-      class="col-start-1 row-start-1">
-      {#if $mode === 'dark'}
-        <MoonIcon />
-      {:else}
-        <SunIcon />
-      {/if}
-    </div>
-  {/key}
-</div>

src/lib/components/VersionSecurityToolbar.svelte

@@ -1,28 +0,0 @@
-<script lang="ts">
-  import FloatingToolbar from '$/components/FloatingToolbar.svelte';
-  import Privacy from '$/components/Privacy.svelte';
-  import { Button } from '$/components/ui/button';
-  import { Separator } from '$/components/ui/separator';
-  import { TID } from '$/constants';
-  import { version } from 'mermaid/package.json';
-  import { mode, setMode } from 'mode-watcher';
-  import ThemeIcon from './ThemeIcon.svelte';
-</script>
-
-<FloatingToolbar>
-  <span class="text-sm font-semibold opacity-60">v{version}</span>
-  <Button variant="ghost" size="icon" title="Privacy & Security">
-    <Privacy />
-  </Button>
-
-  <Separator orientation="vertical" />
-  <Button
-    variant="ghost"
-    size="icon"
-    data-testid={TID.themeToggleButton}
-    title="Switch to {$mode === 'dark' ? 'light' : 'dark'} theme"
-    class="[&_svg]:size-5"
-    onclick={() => setMode($mode === 'dark' ? 'light' : 'dark')}>
-    <ThemeIcon />
-  </Button>
-</FloatingToolbar>

src/lib/components/View.svelte

@@ -1,165 +1,164 @@
 <script lang="ts">
-  import type { State, ValidatedState } from '$/types';
+  import { inputStateStore, stateStore, updateCodeStore } from '$lib/util/state';
-  import { recordRenderTime, shouldRefreshView } from '$/util/autoSync';
-  import { render as renderDiagram } from '$/util/mermaid';
-  import { PanZoomState } from '$/util/panZoom';
-  import { inputStateStore, stateStore, updateCodeStore } from '$/util/state';
-  import { logEvent, saveStatistics } from '$/util/stats';
-  import FontAwesome, { mayContainFontAwesome } from '$lib/components/FontAwesome.svelte';
-  import uniqueID from 'lodash-es/uniqueId';
-  import type { MermaidConfig } from 'mermaid';
-  import { mode } from 'mode-watcher';
   import { onMount } from 'svelte';
-  import { Svg2Roughjs } from 'svg2roughjs';
+  import panzoom from 'svg-pan-zoom';
+  import type { State, ValidatedState } from '$lib/types';
+  import { logEvent } from '$lib/util/stats';
+  import { cmdKey } from '$lib/util/util';
+  import { render as renderDiagram } from '$lib/util/mermaid';
+  import type { MermaidConfig } from 'mermaid';
 
-  let {
-    panZoomState = new PanZoomState(),
-    shouldShowGrid = true
-  }: { panZoomState?: PanZoomState; shouldShowGrid?: boolean } = $props();
   let code = '';
   let config = '';
-  let container: HTMLDivElement | undefined = $state();
+  let container: HTMLDivElement;
-  let rough: boolean;
+  let view: HTMLDivElement;
-  let view: HTMLDivElement | undefined = $state();
+  let error = false;
-  let error = $state(false);
+  let outOfSync = false;
-  let panZoom = true;
+  let hide = false;
   let manualUpdate = true;
-  let waitForFontAwesomeToLoad: FontAwesome['waitForFontAwesomeToLoad'] | undefined = $state();
+  let panZoomEnabled = $stateStore.panZoom;
+  let pzoom: typeof panzoom | undefined;
 
-  // Set up panZoom state observer to update the store when pan/zoom changes
+  const handlePanZoomChange = () => {
-  const setupPanZoomObserver = () => {
+    if (!pzoom) {
-    panZoomState.onPanZoomChange = (pan, zoom) => {
+      return;
-      updateCodeStore({ pan, zoom });
+    }
-      logEvent('panZoom');
+    const pan = pzoom.getPan();
-    };
+    const zoom = pzoom.getZoom();
+    updateCodeStore({ pan, zoom });
+    logEvent('panZoom');
   };
 
-  const handlePanZoom = (state: State, graphDiv: SVGSVGElement) => {
+  const handlePanZoom = (state: State) => {
-    panZoomState.updateElement(graphDiv, state);
+    if (!state.panZoom) {
+      return;
+    }
+    hide = true;
+    pzoom?.destroy();
+    pzoom = undefined;
+    void Promise.resolve().then(() => {
+      const graphDiv = document.getElementById('graph-div');
+      if (!graphDiv) {
+        return;
+      }
+      pzoom = panzoom(graphDiv, {
+        onPan: handlePanZoomChange,
+        onZoom: handlePanZoomChange,
+        controlIconsEnabled: true,
+        fit: true,
+        center: true
+      });
+      const { pan, zoom } = state;
+      if (pan !== undefined && zoom !== undefined && Number.isFinite(zoom)) {
+        pzoom.zoom(zoom);
+        pzoom.pan(pan);
+      }
+      hide = false;
+    });
   };
 
   const handleStateChange = async (state: ValidatedState) => {
-    const startTime = Date.now();
     if (state.error !== undefined) {
       error = true;
       return;
     }
     error = false;
-    let diagramType: string | undefined;
     try {
-      if (container) {
+      if (container && state && (state.updateDiagram || state.autoSync)) {
+        if (!state.autoSync) {
+          $inputStateStore.updateDiagram = false;
+        }
+        outOfSync = false;
         manualUpdate = true;
         // Do not render if there is no change in Code/Config/PanZoom
-        if (
+        if (code === state.code && config === state.mermaid && panZoomEnabled === state.panZoom) {
-          code === state.code &&
-          config === state.mermaid &&
-          rough === state.rough &&
-          panZoom === state.panZoom
-        ) {
           return;
         }
-
-        if (!shouldRefreshView()) {
-          return;
-        }
-
         code = state.code;
         config = state.mermaid;
-        rough = state.rough;
+        panZoomEnabled = state.panZoom;
-        panZoom = state.panZoom ?? true;
+        const scroll = view.parentElement!.scrollTop;
-
-        if (mayContainFontAwesome(code)) {
-          await waitForFontAwesomeToLoad?.();
-        }
-
-        const scroll = view?.parentElement?.scrollTop;
         delete container.dataset.processed;
-        const viewID = uniqueID('graph-');
+        const { svg, bindFunctions } = await renderDiagram(
-        const {
+          Object.assign({}, JSON.parse(state.mermaid)) as MermaidConfig,
-          svg,
+          code,
-          bindFunctions,
+          'graph-div'
-          diagramType: detectedDiagramType
+        );
-        } = await renderDiagram(JSON.parse(state.mermaid) as MermaidConfig, code, viewID);
+
-        diagramType = detectedDiagramType;
         if (svg.length > 0) {
+          handlePanZoom(state);
           container.innerHTML = svg;
-          let graphDiv = document.querySelector<SVGSVGElement>(`#${viewID}`);
+          console.log({ svg });
+          const graphDiv = document.getElementById('graph-div');
           if (!graphDiv) {
             throw new Error('graph-div not found');
           }
-          if (state.rough) {
+          graphDiv.setAttribute('height', '100%');
-            const svg2roughjs = new Svg2Roughjs('#container');
+          graphDiv.style.maxWidth = '100%';
-            svg2roughjs.svg = graphDiv;
+          if (bindFunctions) {
-            await svg2roughjs.sketch();
+            bindFunctions(graphDiv);
-            graphDiv.remove();
-            const sketch = document.querySelector<SVGSVGElement>('#container > svg');
-            if (!sketch) {
-              throw new Error('sketch not found');
-            }
-            const height = sketch.getAttribute('height');
-            const width = sketch.getAttribute('width');
-            sketch.setAttribute('id', 'graph-div');
-            sketch.setAttribute('height', '100%');
-            sketch.setAttribute('width', '100%');
-            sketch.setAttribute('viewBox', `0 0 ${width} ${height}`);
-            sketch.style.maxWidth = '100%';
-            graphDiv = sketch;
-          } else {
-            graphDiv.setAttribute('height', '100%');
-            graphDiv.style.maxWidth = '100%';
-            if (bindFunctions) {
-              bindFunctions(graphDiv);
-            }
-          }
-          if (state.panZoom) {
-            handlePanZoom(state, graphDiv);
           }
         }
-        if (view?.parentElement && scroll) {
+
-          view.parentElement.scrollTop = scroll;
+        view.parentElement!.scrollTop = scroll;
-        }
         error = false;
       } else if (manualUpdate) {
         manualUpdate = false;
+      } else if (code !== state.code || config !== state.mermaid) {
+        outOfSync = true;
       }
-    } catch (error_) {
+    } catch (e) {
-      console.error('view fail', error_);
+      console.error('view fail', e);
       error = true;
     }
-    const renderTime = Date.now() - startTime;
-    saveStatistics({ code, diagramType, isRough: state.rough, renderTime });
-    recordRenderTime(renderTime, () => {
-      $inputStateStore.updateDiagram = true;
-    });
   };
 
   onMount(() => {
-    setupPanZoomObserver();
-    // Queue state changes to avoid race condition
-    let pendingStateChange = Promise.resolve();
     stateStore.subscribe((state) => {
-      pendingStateChange = pendingStateChange.then(() => handleStateChange(state).catch(() => {}));
+      void handleStateChange(state);
+    });
+    window.addEventListener('resize', () => {
+      if ($stateStore.panZoom && pzoom) {
+        pzoom.resize();
+      }
     });
   });
 </script>
 
-<FontAwesome bind:waitForFontAwesomeToLoad />
+{#if (error && $stateStore.error instanceof Error) || outOfSync}
+  <div
+    class="absolute w-full p-2 z-10 font-mono {error
+      ? 'text-red-600'
+      : 'text-yellow-600'} bg-base-100 bg-opacity-80 text-left"
+    id="errorContainer">
+    {#if error}
+      {@html $stateStore.error?.toString().replace(/\n/g, '<br />')}
+    {:else}
+      Diagram out of sync. <br />
+      Press <i class="fas fa-sync" /> (Sync button) or <kbd>{cmdKey} + Enter</kbd> to sync.
+    {/if}
+  </div>
+{/if}
 
-<div
+<div id="view" bind:this={view} class="p-2 h-full" class:error class:outOfSync>
-  id="view"
+  <div id="container" bind:this={container} class="h-full overflow-auto" class:hide />
-  bind:this={view}
-  class={['h-full w-full', shouldShowGrid && `grid-bg-${$mode}`, error && 'opacity-50']}>
-  <div id="container" bind:this={container} class="h-full overflow-auto"></div>
 </div>
 
 <style>
-  .grid-bg-light {
+  #view {
-    background-size: 30px 30px;
+    flex: 1;
-    background-image: radial-gradient(circle, #e4e4e48c 2px, #0000 2px);
   }
 
-  .grid-bg-dark {
+  #container {
-    background-size: 30px 30px;
+    transition: visibility 0.3s;
-    background-image: radial-gradient(circle, #46464646 2px, #0000 2px);
+  }
+
+  .error,
+  .outOfSync {
+    opacity: 0.5;
+  }
+
+  .hide {
+    visibility: hidden;
   }
 </style>

src/lib/components/ui/button/button.svelte

@@ -1,69 +0,0 @@
-<script lang="ts" module>
-  import type { WithElementRef } from 'bits-ui';
-  import type { HTMLAnchorAttributes, HTMLButtonAttributes } from 'svelte/elements';
-  import { type VariantProps, tv } from 'tailwind-variants';
-
-  export const buttonVariants = tv({
-    base: 'focus-visible:ring-ring inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-colors focus-visible:outline-none focus-visible:ring-1 disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:size-6 [&_svg]:shrink-0',
-    variants: {
-      variant: {
-        default: 'bg-primary text-primary-foreground hover:bg-primary/80',
-        destructive: 'bg-destructive text-destructive-foreground hover:bg-destructive/90 shadow-sm',
-        outline:
-          'border-input bg-background hover:bg-accent hover:text-accent-foreground border shadow-sm',
-        secondary: 'bg-secondary text-secondary-foreground hover:bg-secondary/80 shadow-sm',
-        accent: 'bg-accent text-accent-foreground hover:bg-accent/80 shadow-sm',
-        ghost: 'hover:bg-primary hover:text-primary-foreground',
-        link: 'text-primary underline-offset-4 hover:underline'
-      },
-      size: {
-        default: 'h-9 px-4 py-2',
-        sm: 'h-8 rounded-md px-3 text-xs',
-        lg: 'h-10 rounded-md px-8',
-        icon: 'size-8'
-      }
-    },
-    defaultVariants: {
-      variant: 'default',
-      size: 'default'
-    }
-  });
-
-  export type ButtonVariant = VariantProps<typeof buttonVariants>['variant'];
-  export type ButtonSize = VariantProps<typeof buttonVariants>['size'];
-
-  export type ButtonProps = WithElementRef<HTMLButtonAttributes> &
-    WithElementRef<HTMLAnchorAttributes> & {
-      variant?: ButtonVariant;
-      size?: ButtonSize;
-    };
-</script>
-
-<script lang="ts">
-  import { cn } from '$lib/utils.js';
-
-  let {
-    class: className,
-    variant = 'default',
-    size = 'default',
-    ref = $bindable(null),
-    href,
-    type = 'button',
-    children,
-    ...restProps
-  }: ButtonProps = $props();
-</script>
-
-{#if href}
-  <a bind:this={ref} class={cn(buttonVariants({ variant, size }), className)} {href} {...restProps}>
-    {@render children?.()}
-  </a>
-{:else}
-  <button
-    bind:this={ref}
-    class={cn(buttonVariants({ variant, size }), className)}
-    {type}
-    {...restProps}>
-    {@render children?.()}
-  </button>
-{/if}

src/lib/components/ui/button/index.ts

@@ -1,9 +0,0 @@
-export {
-  default as Button,
-  buttonVariants,
-  default as Root,
-  type ButtonProps,
-  type ButtonSize,
-  type ButtonVariant,
-  type ButtonProps as Props
-} from './button.svelte';

src/lib/components/ui/dialog/dialog-content.svelte

@@ -1,36 +0,0 @@
-<script lang="ts">
-  import { cn } from '$lib/utils.js';
-  import { Dialog as DialogPrimitive, type WithoutChildrenOrChild } from 'bits-ui';
-  import X from 'lucide-svelte/icons/x';
-  import type { Snippet } from 'svelte';
-  import * as Dialog from './index.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    portalProps,
-    children,
-    ...restProps
-  }: WithoutChildrenOrChild<DialogPrimitive.ContentProps> & {
-    portalProps?: DialogPrimitive.PortalProps;
-    children: Snippet;
-  } = $props();
-</script>
-
-<Dialog.Portal {...portalProps}>
-  <Dialog.Overlay />
-  <DialogPrimitive.Content
-    bind:ref
-    class={cn(
-      'fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg',
-      className
-    )}
-    {...restProps}>
-    {@render children?.()}
-    <DialogPrimitive.Close
-      class="absolute right-4 top-4 rounded-sm opacity-70 ring-offset-background transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:pointer-events-none data-[state=open]:text-muted-foreground">
-      <X class="size-4" />
-      <span class="sr-only">Close</span>
-    </DialogPrimitive.Close>
-  </DialogPrimitive.Content>
-</Dialog.Portal>

src/lib/components/ui/dialog/dialog-description.svelte

@@ -1,15 +0,0 @@
-<script lang="ts">
-  import { Dialog as DialogPrimitive } from 'bits-ui';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    ...restProps
-  }: DialogPrimitive.DescriptionProps = $props();
-</script>
-
-<DialogPrimitive.Description
-  bind:ref
-  class={cn('text-sm text-muted-foreground', className)}
-  {...restProps} />

src/lib/components/ui/dialog/dialog-footer.svelte

@@ -1,19 +0,0 @@
-<script lang="ts">
-  import type { WithElementRef } from 'bits-ui';
-  import type { HTMLAttributes } from 'svelte/elements';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    children,
-    ...restProps
-  }: WithElementRef<HTMLAttributes<HTMLDivElement>> = $props();
-</script>
-
-<div
-  bind:this={ref}
-  class={cn('flex flex-col-reverse sm:flex-row sm:justify-end sm:space-x-2', className)}
-  {...restProps}>
-  {@render children?.()}
-</div>

src/lib/components/ui/dialog/dialog-header.svelte

@@ -1,19 +0,0 @@
-<script lang="ts">
-  import type { HTMLAttributes } from 'svelte/elements';
-  import type { WithElementRef } from 'bits-ui';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    children,
-    ...restProps
-  }: WithElementRef<HTMLAttributes<HTMLDivElement>> = $props();
-</script>
-
-<div
-  bind:this={ref}
-  class={cn('flex flex-col space-y-1.5 text-center sm:text-left', className)}
-  {...restProps}>
-  {@render children?.()}
-</div>

src/lib/components/ui/dialog/dialog-overlay.svelte

@@ -1,18 +0,0 @@
-<script lang="ts">
-  import { Dialog as DialogPrimitive } from 'bits-ui';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    ...restProps
-  }: DialogPrimitive.OverlayProps = $props();
-</script>
-
-<DialogPrimitive.Overlay
-  bind:ref
-  class={cn(
-    'fixed inset-0 z-50 bg-black/80  data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0',
-    className
-  )}
-  {...restProps} />

src/lib/components/ui/dialog/dialog-title.svelte

@@ -1,15 +0,0 @@
-<script lang="ts">
-  import { Dialog as DialogPrimitive } from 'bits-ui';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    ...restProps
-  }: DialogPrimitive.TitleProps = $props();
-</script>
-
-<DialogPrimitive.Title
-  bind:ref
-  class={cn('text-lg font-semibold leading-none tracking-tight', className)}
-  {...restProps} />

src/lib/components/ui/dialog/index.ts

@@ -1,36 +0,0 @@
-import { Dialog as DialogPrimitive } from 'bits-ui';
-import Content from './dialog-content.svelte';
-import Description from './dialog-description.svelte';
-import Footer from './dialog-footer.svelte';
-import Header from './dialog-header.svelte';
-import Overlay from './dialog-overlay.svelte';
-import Title from './dialog-title.svelte';
-
-const Root: typeof DialogPrimitive.Root = DialogPrimitive.Root;
-const Trigger: typeof DialogPrimitive.Trigger = DialogPrimitive.Trigger;
-const Close: typeof DialogPrimitive.Close = DialogPrimitive.Close;
-const Portal: typeof DialogPrimitive.Portal = DialogPrimitive.Portal;
-
-export {
-  Close,
-  Content,
-  Description,
-  //
-  Root as Dialog,
-  Close as DialogClose,
-  Content as DialogContent,
-  Description as DialogDescription,
-  Footer as DialogFooter,
-  Header as DialogHeader,
-  Overlay as DialogOverlay,
-  Portal as DialogPortal,
-  Title as DialogTitle,
-  Trigger as DialogTrigger,
-  Footer,
-  Header,
-  Overlay,
-  Portal,
-  Root,
-  Title,
-  Trigger
-};

src/lib/components/ui/input/index.ts

@@ -1,7 +0,0 @@
-import Root from './input.svelte';
-
-export {
-  Root,
-  //
-  Root as Input
-};

src/lib/components/ui/input/input.svelte

@@ -1,43 +0,0 @@
-<script lang="ts">
-  import type { InputType } from '$/types';
-  import { cn } from '$lib/utils.js';
-  import type { WithElementRef } from 'bits-ui';
-  import type { HTMLInputAttributes } from 'svelte/elements';
-
-  type Props = WithElementRef<
-    Omit<HTMLInputAttributes, 'type'> &
-      ({ type: 'file'; files?: FileList } | { type?: InputType; files?: undefined })
-  >;
-
-  let {
-    ref = $bindable(null),
-    value = $bindable(),
-    type,
-    files = $bindable(),
-    class: className,
-    ...restProps
-  }: Props = $props();
-</script>
-
-{#if type === 'file'}
-  <input
-    bind:this={ref}
-    class={cn(
-      'flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-base shadow-sm transition-colors file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50 md:text-sm',
-      className
-    )}
-    type="file"
-    bind:files
-    bind:value
-    {...restProps} />
-{:else}
-  <input
-    bind:this={ref}
-    class={cn(
-      'flex h-9 w-full rounded-md border border-input bg-transparent px-3 py-1 text-base shadow-sm transition-colors file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50 md:text-sm',
-      className
-    )}
-    {type}
-    bind:value
-    {...restProps} />
-{/if}

src/lib/components/ui/popover/index.ts

@@ -1,17 +0,0 @@
-import { Popover as PopoverPrimitive } from 'bits-ui';
-import Content from './popover-content.svelte';
-const Root = PopoverPrimitive.Root;
-const Trigger = PopoverPrimitive.Trigger;
-const Close = PopoverPrimitive.Close;
-
-export {
-  Root,
-  Content,
-  Trigger,
-  Close,
-  //
-  Root as Popover,
-  Content as PopoverContent,
-  Trigger as PopoverTrigger,
-  Close as PopoverClose
-};

src/lib/components/ui/popover/popover-content.svelte

@@ -1,27 +0,0 @@
-<script lang="ts">
-  import { cn } from '$lib/utils.js';
-  import { Popover as PopoverPrimitive } from 'bits-ui';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    align = 'center',
-    sideOffset = 4,
-    portalProps,
-    ...restProps
-  }: PopoverPrimitive.ContentProps & {
-    portalProps?: PopoverPrimitive.PortalProps;
-  } = $props();
-</script>
-
-<PopoverPrimitive.Portal {...portalProps}>
-  <PopoverPrimitive.Content
-    bind:ref
-    {align}
-    {sideOffset}
-    class={cn(
-      'z-50 w-72 rounded-md border bg-popover p-4 text-popover-foreground shadow-md outline-none data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2',
-      className
-    )}
-    {...restProps} />
-</PopoverPrimitive.Portal>

src/lib/components/ui/resizable/index.ts

@@ -1,13 +0,0 @@
-import { Pane } from 'paneforge';
-import Handle from './resizable-handle.svelte';
-import PaneGroup from './resizable-pane-group.svelte';
-
-export {
-  PaneGroup,
-  Pane,
-  Handle,
-  //
-  PaneGroup as ResizablePaneGroup,
-  Pane as ResizablePane,
-  Handle as ResizableHandle
-};

src/lib/components/ui/resizable/resizable-handle.svelte

@@ -1,29 +0,0 @@
-<script lang="ts">
-  import GripVertical from 'lucide-svelte/icons/grip-vertical';
-  import * as ResizablePrimitive from 'paneforge';
-  import type { WithoutChildrenOrChild } from 'bits-ui';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    withHandle = false,
-    ...restProps
-  }: WithoutChildrenOrChild<ResizablePrimitive.PaneResizerProps> & {
-    withHandle?: boolean;
-  } = $props();
-</script>
-
-<ResizablePrimitive.PaneResizer
-  bind:ref
-  class={cn(
-    'relative flex w-px items-center justify-center bg-border after:absolute after:inset-y-0 after:left-1/2 after:w-1 after:-translate-x-1/2 focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring focus-visible:ring-offset-1 data-[direction=vertical]:h-px data-[direction=vertical]:w-full data-[direction=vertical]:after:left-0 data-[direction=vertical]:after:h-1 data-[direction=vertical]:after:w-full data-[direction=vertical]:after:-translate-y-1/2 data-[direction=vertical]:after:translate-x-0 [&[data-direction=vertical]>div]:rotate-90',
-    className
-  )}
-  {...restProps}>
-  {#if withHandle}
-    <div class="z-10 flex h-4 w-3 items-center justify-center rounded-sm border bg-border">
-      <GripVertical class="size-2.5" />
-    </div>
-  {/if}
-</ResizablePrimitive.PaneResizer>

src/lib/components/ui/resizable/resizable-pane-group.svelte

@@ -1,21 +0,0 @@
-<script lang="ts">
-  import * as ResizablePrimitive from 'paneforge';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    direction,
-    this: paneGroup = $bindable(),
-    ...restProps
-  }: ResizablePrimitive.PaneGroupProps & {
-    this?: ResizablePrimitive.PaneGroup;
-  } = $props();
-</script>
-
-<ResizablePrimitive.PaneGroup
-  bind:ref
-  bind:this={paneGroup}
-  {direction}
-  class={cn('flex h-full w-full data-[direction=vertical]:flex-col', className)}
-  {...restProps} />

src/lib/components/ui/separator/index.ts

@@ -1,7 +0,0 @@
-import Root from './separator.svelte';
-
-export {
-  Root,
-  //
-  Root as Separator
-};

src/lib/components/ui/separator/separator.svelte

@@ -1,21 +0,0 @@
-<script lang="ts">
-  import { cn } from '$lib/utils.js';
-  import { Separator as SeparatorPrimitive } from 'bits-ui';
-
-  let {
-    ref = $bindable(null),
-    class: className,
-    orientation = 'horizontal',
-    ...restProps
-  }: SeparatorPrimitive.RootProps = $props();
-</script>
-
-<SeparatorPrimitive.Root
-  bind:ref
-  class={cn(
-    'shrink-0 rounded border',
-    orientation === 'horizontal' ? 'h-[1px] w-full' : 'min-h-6 w-[0px]',
-    className
-  )}
-  {orientation}
-  {...restProps} />

src/lib/components/ui/sonner/index.ts

@@ -1 +0,0 @@
-export { default as Toaster } from './sonner.svelte';

src/lib/components/ui/sonner/sonner.svelte

@@ -1,20 +0,0 @@
-<script lang="ts">
-  import { Toaster as Sonner, type ToasterProps as SonnerProps } from 'svelte-sonner';
-  import { mode } from 'mode-watcher';
-
-  let restProps: SonnerProps = $props();
-</script>
-
-<Sonner
-  theme={$mode}
-  class="toaster group"
-  toastOptions={{
-    classes: {
-      toast:
-        'group toast group-[.toaster]:bg-background group-[.toaster]:text-foreground group-[.toaster]:border-border group-[.toaster]:shadow-lg',
-      description: 'group-[.toast]:text-muted-foreground',
-      actionButton: 'group-[.toast]:bg-primary group-[.toast]:text-primary-foreground',
-      cancelButton: 'group-[.toast]:bg-muted group-[.toast]:text-muted-foreground'
-    }
-  }}
-  {...restProps} />

src/lib/components/ui/switch/index.ts

@@ -1,7 +0,0 @@
-import Root from './switch.svelte';
-
-export {
-  Root,
-  //
-  Root as Switch
-};

src/lib/components/ui/switch/switch.svelte

@@ -1,25 +0,0 @@
-<script lang="ts">
-  import { cn } from '$lib/utils.js';
-  import { Switch as SwitchPrimitive, type WithoutChildrenOrChild } from 'bits-ui';
-
-  let {
-    ref = $bindable(null),
-    checked = $bindable(false),
-    class: className,
-    ...restProps
-  }: WithoutChildrenOrChild<SwitchPrimitive.RootProps> = $props();
-</script>
-
-<SwitchPrimitive.Root
-  bind:ref
-  bind:checked
-  class={cn(
-    'peer inline-flex h-5 w-9 shrink-0 cursor-pointer items-center rounded-full border-2 border-transparent shadow-sm transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-accent data-[state=unchecked]:bg-slate-700',
-    className
-  )}
-  {...restProps}>
-  <SwitchPrimitive.Thumb
-    class={cn(
-      'pointer-events-none block size-4 rounded-full bg-background shadow-lg ring-0 transition-transform data-[state=checked]:translate-x-4 data-[state=unchecked]:translate-x-0'
-    )} />
-</SwitchPrimitive.Root>

src/lib/components/ui/toggle-group/index.ts

@@ -1,10 +0,0 @@
-import Root from './toggle-group.svelte';
-import Item from './toggle-group-item.svelte';
-
-export {
-  Root,
-  Item,
-  //
-  Root as ToggleGroup,
-  Item as ToggleGroupItem
-};

src/lib/components/ui/toggle-group/toggle-group-item.svelte

@@ -1,29 +0,0 @@
-<script lang="ts">
-  import { ToggleGroup as ToggleGroupPrimitive } from 'bits-ui';
-  import { getToggleGroupCtx } from './toggle-group.svelte';
-  import { cn } from '$lib/utils.js';
-  import { type ToggleVariants, toggleVariants } from '$lib/components/ui/toggle/index.js';
-
-  let {
-    ref = $bindable(null),
-    value = $bindable(),
-    class: className,
-    size,
-    variant,
-    ...restProps
-  }: ToggleGroupPrimitive.ItemProps & ToggleVariants = $props();
-
-  const ctx = getToggleGroupCtx();
-</script>
-
-<ToggleGroupPrimitive.Item
-  bind:ref
-  class={cn(
-    toggleVariants({
-      variant: ctx.variant || variant,
-      size: ctx.size || size
-    }),
-    className
-  )}
-  {value}
-  {...restProps} />

src/lib/components/ui/toggle-group/toggle-group.svelte

@@ -1,40 +0,0 @@
-<script lang="ts" module>
-  import { getContext, setContext } from 'svelte';
-  import type { ToggleVariants } from '$lib/components/ui/toggle/index.js';
-  export function setToggleGroupCtx(props: ToggleVariants) {
-    setContext('toggleGroup', props);
-  }
-
-  export function getToggleGroupCtx() {
-    return getContext<ToggleVariants>('toggleGroup');
-  }
-</script>
-
-<script lang="ts">
-  import { ToggleGroup as ToggleGroupPrimitive } from 'bits-ui';
-  import { cn } from '$lib/utils.js';
-
-  let {
-    ref = $bindable(null),
-    value = $bindable(),
-    class: className,
-    size = 'default',
-    variant = 'default',
-    ...restProps
-  }: ToggleGroupPrimitive.RootProps & ToggleVariants = $props();
-
-  setToggleGroupCtx({
-    variant,
-    size
-  });
-</script>
-
-<!--
-Discriminated Unions + Destructing (required for bindable) do not
-get along, so we shut typescript up by casting `value` to `never`.
--->
-<ToggleGroupPrimitive.Root
-  bind:value={value as never}
-  bind:ref
-  class={cn('flex items-center justify-center gap-1', className)}
-  {...restProps} />