Update deploy.yml

Bumps [cypress-localstorage-commands](https://github.com/javierbrea/cypress-localstorage-commands) from 1.6.1 to 1.7.0.
- [Release notes](https://github.com/javierbrea/cypress-localstorage-commands/releases)
- [Changelog](https://github.com/javierbrea/cypress-localstorage-commands/blob/master/CHANGELOG.md)
- [Commits](https://github.com/javierbrea/cypress-localstorage-commands/compare/v1.6.1...v1.7.0)

---
updated-dependencies:
- dependency-name: cypress-localstorage-commands
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.dockerignore

@@ -0,0 +1,5 @@
+**/node_modules
+**/.git
+**/.svelte-kit
+**/dist
+**/docs

.eslintrc.cjs

@@ -7,13 +7,14 @@ module.exports = {
 		// 'plugin:@typescript-eslint/recommended-requiring-type-checking',
 		'prettier'
 	],
-	plugins: ['svelte3', 'tailwindcss', '@typescript-eslint'],
+	plugins: ['svelte3', 'tailwindcss', '@typescript-eslint', 'es'],
 	ignorePatterns: [
 		'docs/*',
 		'*.cjs',
 		'*.md',
 		'snapshots.js',
 		'svelte.config.js',
+		'renovate.json',
 		'package.json',
 		'tsconfig.json'
 	],
@@ -41,6 +42,7 @@ module.exports = {
 			}
 		],
 		'@typescript-eslint/no-unsafe-member-access': 'off',
-		'@typescript-eslint/no-unsafe-assignment': 'off'
+		'@typescript-eslint/no-unsafe-assignment': 'off',
+		'es/no-regexp-lookbehind-assertions': 'error'
 	}
 };

.github/dependabot.yml

@@ -1,8 +1,23 @@
 version: 2
 updates:
-  - package-ecosystem: 'npm'
-    directory: '/'
-    target-branch: 'develop'
+  - package-ecosystem: docker
+    directory: /
+    target-branch: develop
     schedule:
-      interval: 'weekly'
-      day: 'friday'
+      interval: weekly
+      day: friday
+      time: '07:00'
+  - package-ecosystem: github-actions
+    directory: /
+    target-branch: develop
+    schedule:
+      interval: weekly
+      day: friday
+      time: '07:00'
+  - package-ecosystem: npm
+    directory: /
+    target-branch: develop
+    schedule:
+      interval: weekly
+      day: friday
+      time: '07:00'

.github/workflows/cypress.yml

@@ -9,6 +9,7 @@ on:
 jobs:
   cypress-run:
     runs-on: ubuntu-latest
+    # Update after https://github.com/cypress-io/cypress-docker-images/issues/487
     container: cypress/browsers:node14.16.0-chrome90-ff88
 
     steps:

.github/workflows/deploy.yml

@@ -6,28 +6,18 @@ on:
   pull_request:
     branches:
       - master
+      - develop
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-node@v2
-        with:
-          node-version: '14'
-
       - name: Checkout
         uses: actions/checkout@v2
 
-      - name: Get yarn cache directory path
-        id: yarn-cache-dir-path
-        run: echo "::set-output name=dir::$(yarn cache dir)"
-
-      - uses: actions/cache@v2
-        id: yarn-cache
+      - uses: actions/setup-node@v3
         with:
-          path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-yarn-
+          node-version: '16'
+          cache: yarn
 
       - name: Build & Deploy
         run: |
@@ -45,6 +35,7 @@ jobs:
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.ref == 'refs/heads/master' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./docs

.github/workflows/stale.yml

@@ -8,7 +8,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v3
+      - uses: actions/stale@v4
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           exempt-issue-labels: 'retained'

.github/workflows/update-browserlist.yml

@@ -0,0 +1,16 @@
+name: Update Browserslist
+on:
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: npx browserslist@latest --update-db
+      - name: Commit changes
+        uses: EndBug/add-and-commit@v8
+        with:
+          author_name: ${{ github.actor }}
+          author_email: ${{ github.actor }}@users.noreply.github.com
+          message: 'Update Browserslist'

.github/workflows/update-monaco-editor.yml

@@ -0,0 +1,19 @@
+name: Update Monaco-editor
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - 'dependabot/npm_and_yarn/develop/monaco-editor-**'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: ./bin/update-monaco
+      - name: Commit changes
+        uses: EndBug/add-and-commit@v8
+        with:
+          author_name: ${{ github.actor }}
+          author_email: ${{ github.actor }}@users.noreply.github.com
+          message: 'Update Monaco-editor'

.prettierrc

@@ -1,7 +1,7 @@
 {
 	"singleQuote": true,
 	"svelteSortOrder": "options-scripts-markup-styles",
-	"svelteBracketNewLine": false,
+	"bracketSameLine": true,
 	"useTabs": true,
 	"trailingComma": "none",
 	"printWidth": 100

.vscode/settings.json

@@ -0,0 +1,4 @@
+{
+	"editor.formatOnSave": true,
+	"cSpell.words": ["pako", "Serde", "serdes"]
+}

Dockerfile

@@ -6,7 +6,7 @@
 # Stop               : press ctrl + c 
 #                                     or 
 #                                        docker stop mermaid-live-editor
-FROM node:14.17.0 as mermaid-live-editor-builder 
+FROM node:17.6.0 as mermaid-live-editor-builder 
 COPY --chown=node:node . /home
 WORKDIR /home
 RUN yarn install

Dockerfile.dev

@@ -0,0 +1,8 @@
+FROM node:17
+WORKDIR /app
+COPY package.json .
+COPY yarn.lock .
+RUN npm install
+COPY . .
+RUN ls
+CMD ["yarn", "dev"]

README.md

@@ -1,4 +1,4 @@
-[![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)
+[![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)
 
 # Contributors are welcome!
 
@@ -17,14 +17,32 @@ Edit, preview and share mermaid charts/diagrams.
 
 ## Live demo
 
-You can try out a live version [here](https://mermaid-js.github.io/mermaid-live-editor/).
+You can try out a live version [here](https://mermaid.live/).
 
 ## Docker
 
+### Run published image
+
 ```bash
 docker run --publish 8000:80 ghcr.io/mermaid-js/mermaid-live-editor
 ```
 
+### To configure renderer URL
+
+When building, Set the Environment variable MERMAID_RENDERER_URL to the rendering service.
+Default is `https://mermaid.ink`
+
+### To configure Kroki Instance URL
+
+When building, Set the Environment variable MERMAID_KROKI_RENDERER_URL to your Kroki instance.
+Default is `https://kroki.io`
+
+### Development
+
+```bash
+docker compose up --build
+```
+
 Then open http://localhost:8000
 
 ## Setup
@@ -47,6 +65,7 @@ This app is created with Svelte Kit.
 
 ## Release
 
-When a PR is created targeting master, it will be built and deployed as a beta in http://mermaid-js.github.io/mermaid-live-editor/beta
+When a PR is created targeting master, it will be built and deployed by Netlify.
+The URL will be indicated in a Comment in the PR.
 
 Once the PR is merged, it will automatically be released.

bin/update-monaco

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+monacoVersion="$(jq -r '.dependencies."monaco-editor"' package.json)"
+monacoVersion="${monacoVersion:1}"
+
+if [[ $(uname) == "Darwin" ]]; 
+then
+    sed -i '' -E "s/monaco-editor\/[^/]*/monaco-editor\/$monacoVersion/g" ./src/app.html
+else
+    sed -i'' -E "s/monaco-editor\/[^/]*/monaco-editor\/$monacoVersion/g" ./src/app.html
+fi
+

cypress/integration/actions.spec.ts

@@ -1,9 +1,7 @@
 describe('Check actions', () => {
-	// eslint-disable-next-line mocha/no-hooks-for-single-case
 	beforeEach(() => {
 		cy.clearLocalStorage();
 		cy.visit('/edit');
-		cy.contains('Actions').click();
 	});
 	it('should update markdown code', () => {
 		cy.get('#markdown')

cypress/integration/diagramUpdate.spec.ts

@@ -30,4 +30,14 @@ describe('Auto sync tests', () => {
 		cy.get('#view').should('not.have.class', 'outOfSync');
 		cy.getLocalStorage('codeStore').snapshot();
 	});
+
+	it('supports commenting code out/in', () => {
+		const cmd = Cypress.platform === 'darwin' ? 'meta' : 'ctrl';
+
+		cy.get('#editor').type(`{uparrow}{${cmd}}/`);
+		cy.get('#view').contains('Car').should('not.exist');
+
+		cy.get('#editor').type(`{uparrow}{${cmd}}/`);
+		cy.get('#view').contains('Car').should('exist');
+	});
 });

cypress/integration/history.spec.ts

@@ -1,8 +1,12 @@
 describe('Save History', () => {
 	beforeEach(() => {
+		cy.clock();
 		cy.clearLocalStorage();
 		cy.visit('/edit');
+		cy.contains('Actions').click();
+		cy.contains('History').click();
 	});
+
 	it('should save when clicked', () => {
 		cy.get('#historyList').find('li').should('have.length', 0);
 		cy.get('#historyList').contains('No items in History');
@@ -42,8 +46,9 @@ describe('Save History', () => {
 		cy.get('#historyList').contains('No items in History');
 	});
 
-	it('should auto save history', () => {
-		cy.clock();
+	// TODO: Fix #639
+	// eslint-disable-next-line mocha/no-skipped-tests
+	xit('should auto save history', () => {
 		cy.get('#editor').type('  C --> HistoryTest');
 		cy.tick(70000);
 		cy.contains('Timeline').click();

cypress/integration/loadSite.spec.ts

@@ -17,9 +17,8 @@ describe('Site Loads', () => {
 		);
 		cy.url().should(
 			'include',
-			'/edit/eyJjb2RlIjoiZ3JhcGggVERcbiAgICBBW0NocmlzdG1hc10gLS0-fEdldCBtb25leXwgQihHbyBzaG9wcGluZylcbiAgICBCIC0tPiBDe0xldCBtZSB0aGlua31cbiAgICBDIC0tPnxPbmV8IERbTGFwdG9wXVxuICAgIEMgLS0-fFR3b3wgRVtpUGhvbmVdXG4gICAgQyAtLT58VGhyZWV8IEZbZmE6ZmEtY2FyIENhcl0iLCJtZXJtYWlkIjp7InRoZW1lIjoiZGVmYXVsdCJ9LCJ1cGRhdGVFZGl0b3IiOmZhbHNlfQ'
+			'/edit#eyJjb2RlIjoiZ3JhcGggVERcbiAgICBBW0NocmlzdG1hc10gLS0-fEdldCBtb25leXwgQihHbyBzaG9wcGluZylcbiAgICBCIC0tPiBDe0xldCBtZSB0aGlua31cbiAgICBDIC0tPnxPbmV8IERbTGFwdG9wXVxuICAgIEMgLS0-fFR3b3wgRVtpUGhvbmVdXG4gICAgQyAtLT58VGhyZWV8IEZbZmE6ZmEtY2FyIENhcl0iLCJtZXJtYWlkIjp7InRoZW1lIjoiZGVmYXVsdCJ9LCJ1cGRhdGVFZGl0b3IiOmZhbHNlfQ'
 		);
-
 		cy.contains('History').click();
 		cy.getLocalStorage('codeStore').snapshot();
 	});
@@ -34,6 +33,7 @@ describe('Site Loads', () => {
 
 	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');
@@ -45,6 +45,7 @@ describe('Site Loads', () => {
 		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');
@@ -59,20 +60,21 @@ describe('Site Loads', () => {
 		cy.getLocalStorage('codeStore').snapshot();
 	});
 
-	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\\"}","updateEditor":true,"autoSync":true,"updateDiagram":true}`,
-			true
-		);
-		cy.on('window:confirm', () => true);
-		cy.visit(`/edit#${b64State}`);
-		cy.contains('Config').click();
-		cy.contains('forest');
-		cy.contains('securityLevel').should('not.exist');
-		cy.get('#view').find('img').should('not.exist');
-		cy.get('#view').contains('<img');
-		cy.get('#view').contains('src="https://via.placeholder.com/64"');
-	});
+	// Disabled temporarily. Should be enabled after the issue is fixed in Mermaid.
+	// it('should prevent setting the "securityLevel" option via URL', () => {
+	// 	const b64State = toBase64(
+	// 		`{"code":"graph TD\\nA[\\"<img src='https://via.placeholder.com/64' width=64 />\\"]","mermaid":"{\\"securityLevel\\": \\"loose\\", \\"theme\\": \\"forest\\"}","updateEditor":true,"autoSync":true,"updateDiagram":true}`,
+	// 		true
+	// 	);
+	// 	cy.on('window:confirm', () => true);
+	// 	cy.visit(`/edit#${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('should allow persisting "securityLevel" using confirm dialogue', () => {
 		const b64State = toBase64(
@@ -86,4 +88,36 @@ describe('Site Loads', () => {
 		cy.contains('securityLevel');
 		cy.get('#view').find('img').should('be.visible');
 	});
+
+	it('should show troubleshooting steps if loading fails', () => {
+		cy.visit('/#/edit/eyJjb2RlIjoiZ3JhcGggVERcbiAg');
+		cy.contains('Please Click here to Raise an issue in github.');
+	});
+
+	it('should load uncompressed URL', () => {
+		cy.visit(
+			'/edit/#eyJjb2RlIjoiZ3JhcGggVERcbiAgICBBW05ldyBZZWFyXSAtLT58R2V0IG1vbmV5fCBCKEdvIHNob3BwaW5nKVxuICAgIEIgLS0-IEN7TGV0IG1lIHRoaW5rfVxuICAgIEMgLS0-fE9uZXwgRFtMYXB0b3BdXG4gICAgQyAtLT58VHdvfCBFW2lQaG9uZV1cbiAgICBDIC0tPnxUaHJlZXwgRltmYTpmYS1jYXIgQ2FyXSIsIm1lcm1haWQiOiJ7XG4gIFwidGhlbWVcIjogXCJkZWZhdWx0XCJcbn0iLCJ1cGRhdGVFZGl0b3IiOmZhbHNlLCJhdXRvU3luYyI6dHJ1ZSwidXBkYXRlRGlhZ3JhbSI6ZmFsc2V9'
+		);
+		cy.contains('New Year');
+		cy.visit(
+			'/edit#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'
+		);
+		cy.contains('Animal');
+		cy.visit(
+			'/edit/#base64:eyJjb2RlIjoiZ3JhcGggVERcbiAgICBBW05ldyBZZWFyXSAtLT58R2V0IG1vbmV5fCBCKEdvIHNob3BwaW5nKVxuICAgIEIgLS0-IEN7TGV0IG1lIHRoaW5rfVxuICAgIEMgLS0-fE9uZXwgRFtMYXB0b3BdXG4gICAgQyAtLT58VHdvfCBFW2lQaG9uZV1cbiAgICBDIC0tPnxUaHJlZXwgRltmYTpmYS1jYXIgQ2FyXSIsIm1lcm1haWQiOiJ7XG4gIFwidGhlbWVcIjogXCJkZWZhdWx0XCJcbn0iLCJ1cGRhdGVFZGl0b3IiOmZhbHNlLCJhdXRvU3luYyI6dHJ1ZSwidXBkYXRlRGlhZ3JhbSI6ZmFsc2V9'
+		);
+		cy.contains('New Year');
+	});
+
+	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.reload();
+		cy.contains('Animal');
+	});
 });

cypress/integration/themes.spec.ts

@@ -0,0 +1,57 @@
+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('Change 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', () => {
+		// eslint-disable-next-line mocha/no-hooks-for-single-case
+		beforeEach(() => {
+			cy.clearLocalStorage();
+			cy.visit('/edit', {
+				onBeforeLoad(win) {
+					cy.stub(win, 'matchMedia')
+						.callThrough()
+						.withArgs('(prefers-color-scheme: dark)')
+						.returns({
+							matches: true
+						});
+				}
+			});
+			cy.contains('Change 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/snapshots.js

@@ -16,7 +16,7 @@ module.exports = {
       "1": "{\"code\":\"graph TD\\n    A[Party] -->|Get money| B(Go shopping!!)\\n    \",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"forest\\\",\\n  \\\"test\\\": \\\"hello world\\\"\\n}\",\"updateEditor\":false,\"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": "8.2.0",
+  "__version": "9.3.1",
   "Auto sync tests": {
     "should dim diagram when code is edited": {
       "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]\\n    C --> Test\",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"default\\\"\\n}\",\"updateEditor\":false,\"autoSync\":false,\"updateDiagram\":false}"
@@ -24,5 +24,29 @@ module.exports = {
     "should not dim diagram when code is in sync": {
       "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]\\n    C --> Testing\",\"mermaid\":\"{\\n  \\\"theme\\\": \\\"default\\\"\\n}\",\"updateEditor\":false,\"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}"
+      }
+    }
   }
 }

docker-compose.yml

@@ -0,0 +1,11 @@
+version: '3.7'
+services:
+  mermaid:
+    build:
+      context: .
+      dockerfile: Dockerfile.dev
+    volumes:
+      - ./src:/app/src
+    ports:
+      - 8080:8080
+      - 24678:24678

package.json

@@ -2,7 +2,7 @@
 	"name": "mermaid-live-editor",
 	"version": "2.0.67",
 	"scripts": {
-		"dev": "svelte-kit dev",
+		"dev": "svelte-kit dev --host 0.0.0.0",
 		"build": "svelte-kit build",
 		"preview": "svelte-kit preview",
 		"lint": "prettier --check --plugin-search-dir=. . && eslint --ignore-path .gitignore .",
@@ -15,46 +15,52 @@
 	},
 	"devDependencies": {
 		"@cypress/snapshot": "^2.1.7",
-		"@sveltejs/adapter-static": "1.0.0-next.16",
-		"@sveltejs/kit": "1.0.0-next.147",
+		"@sveltejs/adapter-static": "1.0.0-next.28",
+		"@sveltejs/kit": "1.0.0-next.278",
 		"@types/mermaid": "^8.2.7",
-		"@typescript-eslint/eslint-plugin": "^4.29.1",
-		"@typescript-eslint/parser": "^4.29.1",
-		"autoprefixer": "^10.3.1",
-		"chai": "^4.3.4",
-		"cssnano": "^5.0.7",
-		"cypress": "8.2.0",
-		"cypress-localstorage-commands": "^1.5.0",
+		"@types/pako": "^1.0.3",
+		"@typescript-eslint/eslint-plugin": "^4.33.0",
+		"@typescript-eslint/parser": "^4.33.0",
+		"autoprefixer": "^10.4.2",
+		"chai": "^4.3.6",
+		"cssnano": "^5.0.17",
+		"cypress": "9.5.0",
+		"cypress-localstorage-commands": "^1.7.0",
 		"eslint": "^7.32.0",
-		"eslint-config-prettier": "^8.1.0",
-		"eslint-plugin-cypress": "^2.11.3",
-		"eslint-plugin-mocha": "^9.0.0",
-		"eslint-plugin-postcss-modules": "^1.2.1",
-		"eslint-plugin-svelte3": "^3.2.0",
-		"eslint-plugin-tailwindcss": "^1.14.1",
-		"husky": "^7.0.1",
-		"lint-staged": "^11.1.2",
-		"mocha": "^9.0.2",
-		"postcss": "^8.3.6",
-		"postcss-load-config": "^3.1.0",
-		"prettier": "~2.3.2",
-		"prettier-plugin-svelte": "^2.3.1",
-		"svelte": "^3.42.1",
-		"svelte-preprocess": "^4.7.4",
-		"tailwindcss": "^2.2.7",
+		"eslint-config-prettier": "^8.4.0",
+		"eslint-plugin-cypress": "^2.12.1",
+		"eslint-plugin-es": "^4.1.0",
+		"eslint-plugin-mocha": "^10.0.3",
+		"eslint-plugin-postcss-modules": "^2.0.0",
+		"eslint-plugin-svelte3": "^3.4.1",
+		"eslint-plugin-tailwindcss": "^3.5.0",
+		"husky": "^7.0.4",
+		"lint-staged": "^12.3.4",
+		"mocha": "^9.2.1",
+		"node-html-parser": "^5.2.0",
+		"postcss": "^8.4.7",
+		"postcss-load-config": "^3.1.3",
+		"prettier": "~2.5.1",
+		"prettier-plugin-svelte": "^2.6.0",
+		"svelte": "^3.46.4",
+		"svelte-preprocess": "^4.10.4",
+		"tailwindcss": "^3.0.21",
 		"tslib": "^2.3.1",
-		"typescript": "^4.3.5"
+		"typescript": "^4.5.5"
 	},
 	"type": "module",
 	"dependencies": {
 		"@analytics/google-analytics": "^0.5.3",
-		"@macfja/svelte-persistent-store": "^1.1.1",
-		"analytics": "^0.7.13",
-		"js-base64": "^3.6.1",
-		"mermaid": "^8.11.4",
+		"@macfja/svelte-persistent-store": "^1.2.0",
+		"analytics": "^0.8.0",
+		"daisyui": "2.2.2",
+		"js-base64": "^3.7.2",
+		"mermaid": "8.14.0",
 		"moment": "^2.29.1",
-		"monaco-editor": "^0.25.2",
-		"random-word-slugs": "^0.0.5"
+		"monaco-editor": "^0.32.1",
+		"monaco-mermaid": "^1.0.3",
+		"pako": "2.0.4",
+		"random-word-slugs": "^0.1.6"
 	},
 	"lint-staged": {
 		"*.{ts,svelte,js,css,md,json}": [

renovate.json

@@ -0,0 +1,28 @@
+{
+	"extends": [
+		"config:base",
+		":rebaseStalePrs",
+		"group:allNonMajor",
+		"schedule:earlyMondays",
+		":automergeMinor",
+		":automergeTesters",
+		":automergeLinters",
+		":automergeTypes",
+		":automergePatch"
+	],
+	"packageRules": [
+		{
+			"matchUpdateTypes": ["minor", "patch", "pin", "digest"],
+			"automerge": true
+		},
+		{
+			"matchDatasources": ["npm"],
+			"stabilityDays": 3
+		}
+	],
+	"dependencyDashboard": true,
+	"major": {
+		"dependencyDashboardApproval": true
+	},
+	"dependencyDashboardAutoclose": true
+}

src/app.html

@@ -6,45 +6,38 @@
 		<title>Online FlowChart &amp; Diagrams Editor - Mermaid Live Editor</title>
 		<meta
 			name="og:image"
-			content="https://github.com/mermaid-js/mermaid/raw/develop/img/header.png"
-		/>
-		<link rel="canonical" href="https://mermaid-js.github.io/mermaid-live-editor/" />
+			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."
-		/>
+			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="favicon.png" />
 		<link rel="manifest" href="manifest.json" />
 		<link
 			rel="stylesheet"
-			href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.2/css/all.min.css"
-		/>
+			href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.2/css/all.min.css" />
 		<link
 			rel="stylesheet"
-			href="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.25.2/min/vs/editor/editor.main.min.css"
+			href="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.32.1/min/vs/editor/editor.main.min.css"
 			crossorigin="anonymous"
-			referrerpolicy="no-referrer"
-		/>
+			referrerpolicy="no-referrer" />
 		<script>
 			var require = {
-				paths: { vs: 'https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.25.2/min/vs' }
+				paths: { vs: 'https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.32.1/min/vs' }
 			};
 		</script>
 		<script
-			src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.25.2/min/vs/loader.min.js"
+			src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.32.1/min/vs/loader.min.js"
 			crossorigin="anonymous"
-			referrerpolicy="no-referrer"
-		></script>
+			referrerpolicy="no-referrer"></script>
 		<script
-			src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.25.2/min/vs/editor/editor.main.nls.min.js"
+			src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.32.1/min/vs/editor/editor.main.nls.min.js"
 			crossorigin="anonymous"
-			referrerpolicy="no-referrer"
-		></script>
+			referrerpolicy="no-referrer"></script>
 		<script
-			src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.25.2/min/vs/editor/editor.main.js"
+			src="https://cdnjs.cloudflare.com/ajax/libs/monaco-editor/0.32.1/min/vs/editor/editor.main.js"
 			crossorigin="anonymous"
-			referrerpolicy="no-referrer"
-		></script>
+			referrerpolicy="no-referrer"></script>
 
 		%svelte.head%
 	</head>

src/app.postcss

@@ -2,17 +2,9 @@
 @tailwind components;
 @tailwind utilities;
 
-.nav-btn {
-	@apply lg:p-2 py-3 px-0 block border-b-2 border-transparent hover:border-white;
-}
-
-.btn {
-	@apply bg-indigo-500 hover:bg-indigo-700 rounded px-4 shadow;
+.input {
+	@apply flex-1 border-primary border-solid border-2 rounded;
 }
 .action-btn {
-	@apply rounded p-2 bg-indigo-400 shadow flex-auto text-white hover:bg-indigo-500;
-}
-
-.input {
-	@apply flex-1 border-indigo-400 border-solid border-2 rounded;
+	@apply btn btn-primary;
 }

src/hooks.ts

@@ -0,0 +1,9 @@
+import type { Handle } from '@sveltejs/kit/types/hooks';
+
+export const handle: Handle = async ({ event, resolve }) => {
+	const response = await resolve(event, {
+		ssr: false
+	});
+
+	return response;
+};

src/lib/components/actions.svelte

@@ -1,7 +1,10 @@
 <script lang="ts">
+	import { browser } from '$app/env';
+
 	import Card from '$lib/components/card/card.svelte';
-	import type { State } from '$lib/types';
-	import { codeStore } from '$lib/util/state';
+	import { krokiRendererUrl, rendererUrl } from '$lib/util/env';
+	import { pakoSerde } from '$lib/util/serde';
+	import { serializedState, codeStore } from '$lib/util/state';
 	import { toBase64 } from 'js-base64';
 	import moment from 'moment';
 
@@ -15,7 +18,7 @@
 		}
 		const svgString = svg.outerHTML
 			.replaceAll('<br>', '<br/>')
-			.replaceAll(/<img([^>]*)>/g, (m, g) => `<img ${g} />`);
+			.replaceAll(/<img([^>]*)>/g, (m, g: string) => `<img ${g} />`);
 		return toBase64(svgString);
 	};
 
@@ -76,7 +79,7 @@
 			canvas.toBlob((blob) => {
 				try {
 					// @ts-ignore: https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1004/files
-					navigator.clipboard.write([
+					void navigator.clipboard.write([
 						/* eslint-disable no-undef */
 						// @ts-ignore: https://github.com/microsoft/TypeScript/issues/43821
 						new ClipboardItem({
@@ -106,7 +109,7 @@
 	};
 
 	const onCopyMarkdown = () => {
-		document.getElementById('markdown').select();
+		(document.getElementById('markdown') as HTMLInputElement).select();
 		document.execCommand('Copy');
 	};
 
@@ -127,59 +130,77 @@
 
 	let iUrl: string;
 	let svgUrl: string;
+	let krokiUrl: string;
 	let mdCode: string;
 	let imagemodeselected = 'auto';
 	let userimagesize = 1080;
 
-	codeStore.subscribe((state: State) => {
-		const stateCopy = JSON.parse(JSON.stringify(state));
-		if (typeof stateCopy.mermaid === 'string') {
-			stateCopy.mermaid = JSON.parse(stateCopy.mermaid);
-		}
-		const b64Code = toBase64(JSON.stringify(stateCopy), true);
-		iUrl = `https://mermaid.ink/img/${b64Code}`;
-		svgUrl = `https://mermaid.ink/svg/${b64Code}`;
-		mdCode = `[![](${iUrl})](${window.location.protocol}//${window.location.host}${window.location.pathname}#${window.location.hash})`;
+	let isNetlify = false;
+	if (browser && ['mermaid.live', 'netlify'].some((path) => window.location.host.includes(path))) {
+		isNetlify = true;
+	}
+	serializedState.subscribe((encodedState: string) => {
+		iUrl = `${rendererUrl}/img/${encodedState}`;
+		svgUrl = `${rendererUrl}/svg/${encodedState}`;
+		krokiUrl = `${krokiRendererUrl}/mermaid/svg/${pakoSerde.serialize($codeStore.code)}`;
+		mdCode = `[![](${iUrl})](${window.location.protocol}//${window.location.host}${window.location.pathname}#${encodedState})`;
 	});
 </script>
 
-<Card title="Actions" isOpen={false}>
+<Card title="Actions" isOpen={true}>
 	<div class="flex flex-wrap gap-2 m-2">
 		{#if isClipboardAvailable()}
 			<button class="action-btn w-full" on:click={onCopyClipboard}
-				><i class="far fa-copy" /> Copy Image to clipboard
+				><i class="far fa-copy mr-2" /> Copy Image to clipboard
 			</button>
 		{/if}
 		<button class="action-btn flex-auto" on:click={onDownloadPNG}>
-			<i class="fas fa-download" /> PNG
+			<i class="fas fa-download mr-2" /> PNG
 		</button>
 		<button class="action-btn flex-auto" on:click={onDownloadSVG}>
-			<i class="fas fa-download" /> SVG
+			<i class="fas fa-download mr-2" /> SVG
 		</button>
 		<button class="action-btn flex-auto">
-			<a target="_blank" href={iUrl}><i class="fas fa-external-link-alt" /> PNG</a>
+			<a target="_blank" href={iUrl}><i class="fas fa-external-link-alt mr-2" /> PNG</a>
 		</button>
 		<button class="action-btn flex-auto">
-			<a target="_blank" href={svgUrl}><i class="fas fa-external-link-alt" /> SVG</a>
+			<a target="_blank" href={svgUrl}><i class="fas fa-external-link-alt mr-2" /> SVG</a>
+		</button>
+		<button class="action-btn flex-auto">
+			<a target="_blank" href={krokiUrl}><i class="fas fa-external-link-alt mr-2" /> Kroki</a>
 		</button>
 
 		<div class="flex gap-2 items-center">
 			PNG size
-			<input type="radio" value="auto" id="autosize" bind:group={imagemodeselected} />
-			<label for="autosize">Auto</label>
-			<input type="radio" value="width" id="width-active" bind:group={imagemodeselected} />
-			<label for="width">Width</label>
-			<input type="radio" value="height" id="height-active" bind:group={imagemodeselected} />
-			<label for="height">Height</label>
+			<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" type="number" min="3" max="10000" bind:value={userimagesize} />
+				<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 text-white flex-auto" on:click={onCopyMarkdown}> Copy Markdown </button>
+				<button class="btn btn-primary btn-md flex-auto" on:click={onCopyMarkdown}>
+					Copy Markdown
+				</button>
 			</label>
 		</div>
 
@@ -191,8 +212,15 @@
 				bind:value={gistURL}
 				placeholder="Enter Gist URL" />
 			<label for="gist">
-				<button class="btn text-white flex-auto" on:click={loadGist}> Load Gist </button>
+				<button class="btn btn-primary btn-md flex-auto" on:click={loadGist}> Load Gist </button>
 			</label>
 		</div>
+		{#if isNetlify}
+			<div class="w-full flex items-center justify-center">
+				<a class="link underline text-gray-500 text-sm" href="https://netlify.com">
+					This site is powered by Netlify
+				</a>
+			</div>
+		{/if}
 	</div>
 </Card>

src/lib/components/card/card.svelte

@@ -7,19 +7,22 @@
 	export let tabs: Tab[] = [];
 	export let title: string;
 	$: isOpen = isCloseable ? isOpen : true;
+	$: isTabsShown = isOpen && tabs.length > 0;
 </script>
 
-<div class="bg-white rounded overflow-hidden shadow m-2 flex-grow flex flex-col">
-	<div class="bg-indigo-400 border-gray-400 p-2 flex-none" on:click={() => (isOpen = !isOpen)}>
+<div class="card rounded overflow-hidden m-2 flex-grow flex flex-col shadow-2xl">
+	<div
+		class="bg-primary p-2 {isTabsShown ? 'pb-0' : ''} flex-none cursor-pointer"
+		on:click={() => (isOpen = !isOpen)}>
 		<div class="flex justify-between">
 			<Tabs on:select {tabs} bind:isOpen {title} {isCloseable} />
-			<div class="flex gap-x-4 items-center text-white">
+			<div class="flex gap-x-4 items-center {isTabsShown ? '-mt-2' : ''}">
 				<slot name="actions" />
 			</div>
 		</div>
 	</div>
 	{#if isOpen}
-		<div class="flex-grow overflow-auto" transition:slide>
+		<div class="card-body p-0 flex-grow overflow-auto text-base-content" transition:slide>
 			<slot />
 		</div>
 	{/if}

src/lib/components/card/tabs.svelte

@@ -17,25 +17,20 @@
 </script>
 
 <div class="flex cursor-default">
-	<span class="text-white mr-2 font-semibold" on:click|stopPropagation={() => (isOpen = !isOpen)}>
+	<span class="mr-2 font-semibold" on:click|stopPropagation={() => (isOpen = !isOpen)}>
 		{#if isCloseable}
 			<i class="fas fa-chevron-right icon" class:isOpen />
 		{/if}
 		{title}</span>
 	{#if isOpen && tabs}
-		<ul class="flex flex-wrap flex-row" transition:fade>
+		<ul class="tabs" transition:fade>
 			{#each tabs as tab}
-				<li class="mr-2 last:mr-0 w-28 h-6 flex-auto text-center">
-					<div
-						class="text cursor-pointer font-semibold min-w-16 w-auto px-2 py-1 -mb-4 rounded-t  block leading-normal {activeTabID ===
-						tab.id
-							? 'text-indigo-500 bg-white border-white'
-							: 'text-white bg-indigo-500 border-indigo-500 hover:bg-indigo-600'}"
-						on:click|stopPropagation={() => toggleTabs(tab)}>
-						<i class={tab.icon} />
-						{tab.title}
-					</div>
-				</li>
+				<div
+					class="tab tab-lifted text-primary-content {activeTabID === tab.id ? 'tab-active' : ''}"
+					on:click|stopPropagation={() => toggleTabs(tab)}>
+					<i class="mr-1 {tab.icon}" />
+					{tab.title}
+				</div>
 			{/each}
 		</ul>
 	{/if}

src/lib/components/editor.svelte

@@ -1,9 +1,10 @@
 <script lang="ts">
 	import type { EditorEvents } from '$lib/types';
 	import { codeStore } from '$lib/util/state';
+	import { themeStore } from '$lib/util/theme';
 	import type monaco from 'monaco-editor';
 	import { createEventDispatcher, onMount } from 'svelte';
-	import { initEditor } from './util';
+	import initEditor from 'monaco-mermaid';
 
 	let divEl: HTMLDivElement = null;
 	let editor: monaco.editor.IStandaloneCodeEditor;
@@ -14,11 +15,10 @@
 	export let editorOptions: monaco.editor.IStandaloneEditorConstructionOptions = {
 		value: text,
 		language: language,
-		scrollBeyondLastLine: false,
 		minimap: {
 			enabled: false
 		},
-		theme: 'myCoolTheme',
+		theme: 'mermaid',
 		overviewRulerLanes: 0
 	};
 	export let errorMarkers: monaco.editor.IMarkerData[] = [];
@@ -34,12 +34,16 @@
 		editor && Monaco?.editor.setModelMarkers(editor.getModel(), 'test', errorMarkers);
 	}
 
+	themeStore.subscribe(({ isDark }) => {
+		editor && Monaco?.editor.setTheme(isDark ? 'mermaid-dark' : 'mermaid');
+	});
+
 	const dispatch = createEventDispatcher<EditorEvents>();
 	const loadMonaco = async () => {
 		let i = 0;
 		while (i++ < 10) {
 			try {
-				//@ts-ignore : This is a hack to handle a svelte-kit error when importing monaco.
+				// @ts-ignore : This is a hack to handle a svelte-kit error when importing monaco.
 				Monaco = monaco;
 				return;
 			} catch {
@@ -50,7 +54,7 @@
 	};
 	onMount(async () => {
 		try {
-			//@ts-ignore : This is a hack to handle a svelte-kit error when importing monaco.
+			// @ts-ignore : This is a hack to handle a svelte-kit error when importing monaco.
 			Monaco = monaco;
 		} catch {
 			await loadMonaco(); // Fix https://github.com/mermaid-js/mermaid-live-editor/issues/175
@@ -63,7 +67,7 @@
 				text
 			});
 		});
-
+		Monaco?.editor.setTheme($themeStore.isDark ? 'mermaid-dark' : 'mermaid');
 		const resizeObserver = new ResizeObserver((entries) => {
 			editor.layout({
 				height: entries[0].contentRect.height,

src/lib/components/editor/util.ts

@@ -1,77 +0,0 @@
-/* eslint-disable @typescript-eslint/no-unsafe-assignment */
-/* eslint-disable @typescript-eslint/no-unsafe-call */
-/* eslint-disable @typescript-eslint/no-unsafe-member-access */
-// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
-export const initEditor = (monacoEditor): void => {
-	monacoEditor.languages.register({ id: 'mermaid' });
-
-	// Register a tokens provider for the language
-	monacoEditor.languages.setMonarchTokensProvider('mermaid', {
-		typeKeywords: [
-			'graph',
-			'stateDiagram',
-			'sequenceDiagram',
-			'classDiagram',
-			'pie',
-			'erDiagram',
-			'flowchart',
-			'gantt',
-			'gitGraph',
-			'journey'
-		],
-		keywords: ['participant', 'as'],
-		arrows: ['---', '===', '-->', '==>', '->>', '->'],
-		tokenizer: {
-			root: [
-				[/[{}]/, 'delimiter.bracket'],
-				[/[a-z_$][\w$]*/, { cases: { '@typeKeywords': 'keyword', '@keywords': 'keyword' } }],
-				[/[-=>ox]+/, { cases: { '@arrows': 'transition' } }],
-				[/[[{(}]+.+?[)\]}]+/, 'string'],
-				[/".*"/, 'string']
-			]
-		},
-		whitespace: [
-			[/[ \t\r\n]+/, 'white'],
-			[/%%.*$/, 'comment']
-		]
-	});
-
-	monacoEditor.editor.defineTheme('myCoolTheme', {
-		base: 'vs',
-		inherit: false,
-		rules: [
-			{ token: 'keyword', foreground: '880000', fontStyle: 'bold' },
-			{ token: 'custom-error', foreground: 'ff0000', fontStyle: 'bold' },
-			{ token: 'string', foreground: 'AA8500' },
-			{ token: 'transition', foreground: '008800', fontStyle: 'bold' },
-			{ token: 'delimiter.bracket', foreground: '000000', fontStyle: 'bold' }
-		]
-	});
-
-	// Register a completion item provider for the new language
-	monacoEditor.languages.registerCompletionItemProvider('mermaid', {
-		provideCompletionItems: () => {
-			const suggestions = [
-				{
-					label: 'simpleText',
-					kind: monacoEditor.languages.CompletionItemKind.Text,
-					insertText: 'simpleText'
-				},
-				{
-					label: 'testing',
-					kind: monacoEditor.languages.CompletionItemKind.Keyword,
-					insertText: 'testing(${1:condition})',
-					insertTextRules: monacoEditor.languages.CompletionItemInsertTextRule.InsertAsSnippet
-				},
-				{
-					label: 'ifelse',
-					kind: monacoEditor.languages.CompletionItemKind.Snippet,
-					insertText: ['if (${1:condition}) {', '\t$0', '} else {', '\t', '}'].join('\n'),
-					insertTextRules: monacoEditor.languages.CompletionItemInsertTextRule.InsertAsSnippet,
-					documentation: 'If-Else Statement'
-				}
-			];
-			return { suggestions: suggestions };
-		}
-	});
-};

src/lib/components/history/history.svelte

@@ -83,20 +83,20 @@
 		}
 	});
 
-	let isOpen = true;
+	let isOpen = false;
 </script>
 
 <Card on:select={tabSelectHandler} bind:isOpen {tabs} title="History">
 	<div slot="actions">
 		<button
 			id="saveHistory"
-			class="btn"
+			class="btn btn-xs btn-success w-12"
 			on:click|stopPropagation={() => saveHistory()}
 			title="Save current state"><i class="far fa-save" /></button>
 		{#if $historyModeStore !== 'loader'}
 			<button
 				id="clearHistory"
-				class="btn text-red-400"
+				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}
@@ -107,7 +107,7 @@
 				<li class="rounded p-2 shadow flex-col">
 					<div class="flex">
 						<div class="flex-1">
-							<div class="flex flex-col">
+							<div class="flex flex-col text-base-content">
 								{#if url}
 									<a
 										href={url}
@@ -121,20 +121,18 @@
 							</div>
 						</div>
 						<div class="flex gap-2 content-center">
-							<button
-								class="rounded px-2 w-24 bg-green-200 hover:bg-green-300"
-								on:click={() => restoreHistory(state)}><i class="fas fa-undo" /> Restore</button>
+							<button class="btn btn-success" on:click={() => restoreHistory(state)}
+								><i class="fas fa-undo mr-1" />Restore</button>
 							{#if type !== 'loader'}
-								<button
-									class="rounded px-2 w-24 bg-red-200 hover:bg-red-300"
-									on:click={() => clearHistory(time)}><i class="fas fa-trash-alt" /> Delete</button>
+								<button class="btn btn-error" on:click={() => clearHistory(time)}
+									><i class="fas fa-trash-alt mr-1" />Delete</button>
 							{/if}
 						</div>
 					</div>
 				</li>
 			{/each}
 		{:else}
-			<div class="m-2 text-gray-600">
+			<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

@@ -1,4 +1,5 @@
-import { derived, Readable, Writable, writable, get } from 'svelte/store';
+import { derived, writable, get } from 'svelte/store';
+import type { Readable, Writable } from 'svelte/store';
 import { persist, localStorage } from '@macfja/svelte-persistent-store';
 import { generateSlug } from 'random-word-slugs';
 import type { HistoryEntry, HistoryType } from '$lib/types';

src/lib/components/navbar.svelte

@@ -7,6 +7,8 @@
 </script>
 
 <script lang="ts">
+	import Theme from './theme.svelte';
+
 	interface Link {
 		title: string;
 		href: string;
@@ -37,11 +39,12 @@
 	];
 </script>
 
-<header class="p-2 bg-indigo-400 text-white font-bold flex flex-wrap items-center">
-	<div class="flex-1 flex justify-between items-center">
-		<a href="/">Mermaid<span class="text-xs font-thin">v{version}</span> Live Editor</a>
+<div class="navbar mb-2 shadow-lg bg-primary">
+	<div class="flex-1 px-2 mx-2">
+		<span class="text-lg font-bold">
+			<a href="/">Mermaid<span class="text-xs font-thin">v{version}</span> Live Editor</a>
+		</span>
 	</div>
-
 	<label for="menu-toggle" class="pointer-cursor lg:hidden block"
 		><svg
 			class="fill-current "
@@ -53,28 +56,27 @@
 		></label>
 	<input class="hidden" type="checkbox" id="menu-toggle" />
 
+	<Theme />
 	<div class="hidden lg:flex lg:items-center lg:w-auto w-full" id="menu">
-		<nav>
-			<ul class="lg:flex items-center justify-between text-base pt-4 lg:pt-0">
-				{#each links as { title, href, icon }}
-					<li>
-						<a class="nav-btn" target="_blank" {href}>
-							{#if icon}
-								<i class={icon} />
-							{/if}
-							{title}</a>
-					</li>
-				{/each}
-			</ul>
-		</nav>
+		<ul class="lg:flex items-center justify-between text-base pt-4 lg:pt-0">
+			{#each links as { title, href, icon }}
+				<li>
+					<a class="btn btn-ghost" target="_blank" {href}>
+						{#if icon}
+							<i class={icon} />
+						{/if}
+						{title}</a>
+				</li>
+			{/each}
+		</ul>
 	</div>
-</header>
+</div>
 
 <style>
 	#menu-toggle:checked + #menu {
 		display: block;
 	}
-	header {
+	.navbar {
 		z-index: 10000;
 	}
 </style>

src/lib/components/preset.svelte

@@ -69,24 +69,6 @@
           ORDER ||--|{ ORDER-ITEM : includes
           PRODUCT-CATEGORY ||--|{ PRODUCT : contains
           PRODUCT ||--o{ ORDER-ITEM : "ordered in"
-            `,
-		'Git Graph': `gitGraph:
-options
-{
-    "nodeSpacing": 150,
-    "nodeRadius": 10
-}
-end
-commit
-branch newbranch
-checkout newbranch
-commit
-commit
-checkout master
-commit
-commit
-merge newbranch
-
             `,
 		'User Journey': `  journey
     title My working day
@@ -108,7 +90,8 @@ merge newbranch
 <Card title="Sample Diagrams" isOpen={false}>
 	<div class="flex gap-2 flex-wrap p-2">
 		{#each Object.keys(samples) as sample}
-			<button class="action-btn" on:click={() => loadSampleDiagram(sample)}>{sample}</button>
+			<button class="btn btn-primary normal-case btn-sm" on:click={() => loadSampleDiagram(sample)}
+				>{sample}</button>
 		{/each}
 	</div>
 </Card>

src/lib/components/theme.svelte

@@ -0,0 +1,59 @@
+<script>
+	import { setTheme, themeStore } from '$lib/util/theme';
+
+	const themes = [
+		'🌝  light',
+		'🌚  dark',
+		'🧁  cupcake',
+		'🐝  bumblebee',
+		'✳️  emerald',
+		'🏢  corporate',
+		'🌃  synthwave',
+		'👴  retro',
+		'🤖  cyberpunk',
+		'🌸  valentine',
+		'🎃  halloween',
+		'🌷  garden',
+		'🌲  forest',
+		'🐟  aqua',
+		'👓  lofi',
+		'🖍  pastel',
+		'🧚‍♀️  fantasy',
+		'📝  wireframe',
+		'🏴  black',
+		'💎  luxury',
+		'🧛‍♂️  dracula'
+	];
+</script>
+
+<div class="hidden lg:block dropdown">
+	<div tabindex="0" class="btn btn-ghost ">
+		<svg
+			xmlns="http://www.w3.org/2000/svg"
+			fill="none"
+			viewBox="0 0 24 24"
+			class="inline-block w-6 h-6 stroke-current md:mr-2"
+			><path
+				stroke-linecap="round"
+				stroke-linejoin="round"
+				stroke-width="2"
+				d="M7 21a4 4 0 01-4-4V5a2 2 0 012-2h4a2 2 0 012 2v12a4 4 0 01-4 4zm0 0h12a2 2 0 002-2v-4a2 2 0 00-2-2h-2.343M11 7.343l1.657-1.657a2 2 0 012.828 0l2.829 2.829a2 2 0 010 2.828l-8.486 8.485M7 17h.01" /></svg>
+		<span class="hidden md:inline"> Change Theme </span>
+		<svg
+			xmlns="http://www.w3.org/2000/svg"
+			viewBox="0 0 1792 1792"
+			class="inline-block w-4 h-4 ml-1 fill-current"
+			><path
+				d="M1395 736q0 13-10 23l-466 466q-10 10-23 10t-23-10l-466-466q-10-10-10-23t10-23l50-50q10-10 23-10t23 10l393 393 393-393q10-10 23-10t23 10l50 50q10 10 10 23z" /></svg>
+	</div>
+	<div
+		class="mt-14 overflow-y-auto shadow-2xl top-px dropdown-content h-96 w-56 bg-base-200 text-base-content">
+		<ul tabindex="0" class="p-4 menu compact">
+			{#each themes as theme}
+				<li class={theme.includes($themeStore.theme) ? 'bordered' : ''}>
+					<span class="btn btn-ghost justify-start" on:click={() => setTheme(theme)}>{theme}</span>
+				</li>
+			{/each}
+		</ul>
+	</div>
+</div>

src/lib/components/view.svelte

@@ -3,11 +3,12 @@
 
 	import { codeStore } from '$lib/util/state';
 	import { onMount } from 'svelte';
-	import * as mermaid from 'mermaid';
+	import mermaid from 'mermaid';
 
 	let code = '';
 	let config = '';
 	let container: HTMLDivElement;
+	let view: HTMLDivElement;
 	let error = false;
 	let outOfSync = false;
 	let manualUpdate = true;
@@ -26,13 +27,13 @@
 					}
 					code = state.code;
 					config = state.mermaid;
-					const scroll = container.parentElement.parentElement.parentElement.scrollTop;
+					const scroll = view.parentElement.scrollTop;
 					delete container.dataset.processed;
 					mermaid.initialize(Object.assign({}, JSON.parse(state.mermaid)));
 					mermaid.render('graph-div', code, (svgCode) => {
 						container.innerHTML = svgCode;
 					});
-					container.parentElement.parentElement.parentElement.scrollTop = scroll;
+					view.parentElement.scrollTop = scroll;
 					error = false;
 				} else if (manualUpdate) {
 					manualUpdate = false;
@@ -55,7 +56,7 @@
 	});
 </script>
 
-<div id="view" class="p-2" class:error class:outOfSync>
+<div id="view" bind:this={view} class="p-2" class:error class:outOfSync>
 	<div id="container" bind:this={container} class="flex-1 overflow-auto" />
 </div>
 

src/lib/util/env.ts

@@ -0,0 +1,4 @@
+export const rendererUrl: string =
+	(import.meta.env.MERMAID_RENDERER_URL as string) ?? 'https://mermaid.ink';
+export const krokiRendererUrl: string =
+	(import.meta.env.MERMAID_KROKI_RENDERER_URL as string) ?? 'https://kroki.io';

src/lib/util/loading.ts

@@ -1,4 +1,5 @@
-import { writable, Writable } from 'svelte/store';
+import { writable } from 'svelte/store';
+import type { Writable } from 'svelte/store';
 import type { LoadingState } from '$lib/types';
 
 const defaultLoading: LoadingState = {

src/lib/util/serde.ts

@@ -0,0 +1,61 @@
+import { deflate, inflate } from 'pako';
+import { toUint8Array, fromUint8Array, toBase64, fromBase64 } from 'js-base64';
+import type { State } from '$lib/types';
+
+interface Serde {
+	serialize: (state: string) => string;
+	deserialize: (state: string) => string;
+}
+
+const base64Serde: Serde = {
+	serialize: (state: string): string => {
+		return toBase64(state, true);
+	},
+	deserialize: (state: string): string => {
+		return fromBase64(state);
+	}
+};
+
+export const pakoSerde: Serde = {
+	serialize: (state: string): string => {
+		const data = new TextEncoder().encode(state);
+		const compressed = deflate(data, { level: 9 });
+		return fromUint8Array(compressed, true);
+	},
+	deserialize: (state: string): string => {
+		const data = toUint8Array(state);
+		return inflate(data, { to: 'string' });
+	}
+};
+
+const serdes: { [key: string]: Serde } = {
+	base64: base64Serde,
+	pako: pakoSerde
+};
+
+type SerdeType = keyof typeof serdes;
+
+export const serializeState = (state: State): string => {
+	const json = JSON.stringify(state);
+	const defaultSerde: SerdeType = 'pako';
+	const serialized = serdes[defaultSerde].serialize(json);
+	return `${defaultSerde}:${serialized}`;
+};
+
+export const deserializeState = (state: string): State => {
+	let type: SerdeType, serialized: string;
+	if (state.includes(':')) {
+		let tempType: string;
+		[tempType, serialized] = state.split(':');
+		if (tempType in serdes) {
+			type = tempType;
+		} else {
+			throw new Error(`Unknown serde type: ${tempType}`);
+		}
+	} else {
+		type = 'base64';
+		serialized = state;
+	}
+	const json = serdes[type].deserialize(serialized);
+	return JSON.parse(json) as State;
+};

src/lib/util/state.ts

@@ -1,8 +1,9 @@
 import { writable, get, derived } from 'svelte/store';
-import { toBase64, fromBase64 } from 'js-base64';
+import type { Readable } from 'svelte/store';
 import { persist, localStorage } from '@macfja/svelte-persistent-store';
 import type { State } from '$lib/types';
-import { saveStatistcs } from './stats';
+import { saveStatistics } from './stats';
+import { serializeState, deserializeState } from './serde';
 
 export const defaultState: State = {
 	code: `graph TD
@@ -24,18 +25,28 @@ export const defaultState: State = {
 	updateDiagram: true
 };
 
+const urlParseFailedState = `graph TD
+    A[Loading URL failed. We can try to figure out why.] -->|Decode JSON| B(Please check the console to see the JSON and error details.)
+    B --> C{Is the JSON correct?}
+    C -->|Yes| D(Please Click here to Raise an issue in github.<br/>Including the broken link in the issue <br/> will speed up the fix.)
+    C -->|No| E{Did someone <br/>send you this link?}
+    E -->|Yes| F[Ask them to send <br/>you the complete link]
+    E -->|No| G{Did you copy <br/> the complete URL?}
+    G --> |Yes| D
+    G --> |"No :("| H(Try using the Timeline tab in History <br/>from same browser you used to create the diagram.)
+    click D href "https://github.com/mermaid-js/mermaid-live-editor/issues/new?assignees=&labels=bug&template=bug_report.md&title=Broken%20link" "Raise issue"`;
+
 export const codeStore = persist(writable(defaultState), localStorage(), 'codeStore');
-export const base64State = derived([codeStore], ([code], set) => {
-	set(toBase64(JSON.stringify(code), true));
+export const serializedState: Readable<string> = derived([codeStore], ([code], set) => {
+	set(serializeState(code));
 });
 
 export const loadState = (data: string): void => {
 	let state: State;
+	console.log('Loading', data);
 	try {
-		const stateStr = fromBase64(data);
-		console.log(`Tring to load state: ${stateStr}`);
-		state = JSON.parse(stateStr);
-		const mermaidConfig =
+		state = deserializeState(data);
+		const mermaidConfig: { [key: string]: string } =
 			typeof state.mermaid === 'string' ? JSON.parse(state.mermaid) : state.mermaid;
 		if (
 			mermaidConfig.securityLevel &&
@@ -49,11 +60,11 @@ export const loadState = (data: string): void => {
 
 		state.mermaid = JSON.stringify(mermaidConfig, null, 2);
 	} catch (e) {
+		state = get(codeStore);
 		if (data) {
 			console.error('Init error', e);
+			state.code = urlParseFailedState;
 		}
-		state = get(codeStore);
-		console.log(state);
 	}
 	updateCodeStore({ ...state, updateEditor: true });
 };
@@ -66,12 +77,12 @@ export const updateCodeStore = (newState: State): void => {
 
 let prompted = false;
 export const updateCode = (code: string, updateEditor: boolean, updateDiagram = false): void => {
-	saveStatistcs(code);
+	saveStatistics(code);
 	const lines = (code.match(/\n/g) || '').length + 1;
 
 	if (lines > 50 && !prompted && get(codeStore).autoSync) {
 		const turnOff = confirm(
-			'Long diagram deteced. Turn off Auto Sync? Click the sync logo to manually sync.'
+			'Long diagram detected. Turn off Auto Sync? Click the sync logo to manually sync.'
 		);
 		prompted = true;
 		if (turnOff) {
@@ -92,8 +103,19 @@ export const updateConfig = (config: string, updateEditor: boolean): void => {
 	});
 };
 
+export const toggleDarkTheme = (dark: boolean): void => {
+	codeStore.update((state) => {
+		const config = JSON.parse(state.mermaid);
+		if (!config.theme || ['dark', 'default'].includes(config.theme)) {
+			config.theme = dark ? 'dark' : 'default';
+		}
+
+		return { ...state, mermaid: JSON.stringify(config, null, 2), updateEditor: true };
+	});
+};
+
 export const initURLSubscription = (): void => {
-	base64State.subscribe((state: string) => {
+	serializedState.subscribe((state: string) => {
 		history.replaceState(undefined, undefined, `#${state}`);
 	});
 };

src/lib/util/stats.ts

@@ -34,10 +34,10 @@ const detectType = (text: string): string => {
 
 // manual debounce
 let timeout;
-export const saveStatistcs = (graph: string): void => {
+export const saveStatistics = (graph: string): void => {
 	if (analytics) {
 		clearTimeout(timeout);
-		// Only save statistcs after a 5 sec delay
+		// Only save statistics after a 5 sec delay
 		timeout = setTimeout(function () {
 			const graphType = detectType(graph);
 			console.debug('ga:', 'send', 'event', 'render', graphType);

src/lib/util/theme.ts

@@ -0,0 +1,36 @@
+import { writable } from 'svelte/store';
+import type { Writable } from 'svelte/store';
+import { persist, localStorage } from '@macfja/svelte-persistent-store';
+
+export interface ThemeConfig {
+	isDark: boolean;
+	theme?: string;
+}
+
+export const themeStore: Writable<ThemeConfig> = persist(
+	writable({
+		isDark: false
+	}),
+	localStorage(),
+	'themeStore'
+);
+
+const darkThemes = [
+	'dark',
+	'synthwave',
+	'halloween',
+	'aqua',
+	'forest',
+	'luxury',
+	'black',
+	'dracula'
+];
+
+export const setTheme = (theme: string): void => {
+	if (theme.includes(' ')) {
+		theme = theme.split(' ')[1].trim();
+	}
+	const isDark = darkThemes.includes(theme);
+	console.log('Setting theme', theme);
+	themeStore.set({ theme, isDark });
+};

src/routes/[fallback]/manifest.json.ts

@@ -0,0 +1,2 @@
+import { get as manifestGet } from '../manifest.json';
+export const get = manifestGet;

src/routes/__layout.svelte

@@ -3,6 +3,9 @@
 	import { base } from '$app/paths';
 	import { onMount } from 'svelte';
 	import { loadingStateStore } from '$lib/util/loading';
+	import { setTheme, themeStore } from '$lib/util/theme';
+	import { toggleDarkTheme } from '$lib/util/state';
+
 	// This can be removed once https://github.com/sveltejs/kit/issues/1612 is fixed.
 	// Then move it into src and vite will bundle it automatically.
 	onMount(() => {
@@ -18,10 +21,23 @@
 					console.log('Service worker registration failed, error:', error);
 				});
 		}
+
+		const isDarkMode = window.matchMedia('(prefers-color-scheme: dark)').matches;
+
+		if ($themeStore.theme === undefined) {
+			setTheme(isDarkMode ? 'dark' : 'light');
+		}
+
+		themeStore.subscribe(({ theme, isDark }) => {
+			if (theme) {
+				document.getElementsByTagName('html')[0].setAttribute('data-theme', theme);
+				toggleDarkTheme(isDark);
+			}
+		});
 	});
 </script>
 
-<main class="h-screen">
+<main class="h-screen text-primary-content">
 	<slot />
 </main>
 

src/routes/edit.svelte

@@ -1,20 +1,21 @@
 <script lang="ts">
-	import Editor from '$lib/components/editor/editor.svelte';
+	import Editor from '$lib/components/editor.svelte';
 	import Navbar from '$lib/components/navbar.svelte';
 	import Preset from '$lib/components/preset.svelte';
 	import Actions from '$lib/components/actions.svelte';
 	import View from '$lib/components/view.svelte';
 	import Card from '$lib/components/card/card.svelte';
 	import History from '$lib/components/history/history.svelte';
-	import { updateCode, updateConfig, codeStore, base64State } from '$lib/util/state';
+	import { updateCode, updateConfig, codeStore, serializedState } from '$lib/util/state';
 	import { initHandler, syncDiagram } from '$lib/util/util';
 	import { errorStore } from '$lib/util/error';
 	import { onMount } from 'svelte';
-	import * as mermaid from 'mermaid';
+	import mermaid from 'mermaid';
 	import type monaco from 'monaco-editor';
 	import type { EditorUpdateEvent, State, Tab } from '$lib/types';
 	import { base } from '$app/paths';
 
+	serializedState; // Weird fix for error > serializedState is not defined. Treeshaking?
 	let selectedMode = 'code';
 	const languageMap = {
 		code: 'mermaid',
@@ -81,7 +82,7 @@
 					startLineNumber: e.hash.loc.first_line,
 					startColumn: e.hash.loc.first_column,
 					endLineNumber: e.hash.loc.last_line,
-					endColumn: e.hash.loc.last_column + 1,
+					endColumn: (e.hash.loc.last_column as number) + 1,
 					message: e.str
 				};
 				errorMarkers.push(marker);
@@ -95,7 +96,7 @@
 	};
 
 	const viewDiagram = () => {
-		window.open(`${base}/view#${$base64State}`, '_blank').focus();
+		window.open(`${base}/view#${$serializedState}`, '_blank').focus();
 	};
 
 	onMount(async () => {
@@ -120,25 +121,32 @@
 	});
 </script>
 
-<div class="h-full flex flex-col overflow-hidden bg-gray-100">
+<div class="h-full flex flex-col overflow-hidden">
 	<Navbar />
 	<div class="flex-1 flex overflow-hidden">
 		<div class="hidden md:flex flex-col" id="editorPane" style="width: 40%">
 			<Card on:select={tabSelectHandler} {tabs} isCloseable={false} title="Mermaid">
 				<div slot="actions">
-					{#if !$codeStore.autoSync}
-						<button
-							class="bg-indigo-500 hover:bg-indigo-700 rounded px-4 mx-2"
-							title="Sync Diagram"
-							data-cy="sync"
-							on:click={syncDiagram}><i class="fas fa-sync" /></button>
-					{/if}
-					<label
-						for="autoSync"
-						style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;">
-						<input type="checkbox" id="autoSync" bind:checked={$codeStore.autoSync} />
-						Auto sync
-					</label>
+					<div class="flex flex-row items-center">
+						{#if !$codeStore.autoSync}
+							<button
+								class="btn btn-secondary btn-xs"
+								title="Sync Diagram"
+								data-cy="sync"
+								on:click={syncDiagram}><i class="fas fa-sync" /></button>
+						{/if}
+
+						<div class="form-control">
+							<label class="cursor-pointer label" for="autoSync">
+								<input
+									type="checkbox"
+									class="toggle toggle-primary mr-1"
+									id="autoSync"
+									bind:checked={$codeStore.autoSync} />
+								<span> Auto sync</span>
+							</label>
+						</div>
+					</div>
 				</div>
 
 				<Editor on:update={updateHandler} {language} bind:text {errorMarkers} />
@@ -150,20 +158,20 @@
 				<Actions />
 			</div>
 		</div>
-		<div id="resizeHandler" />
+		<div id="resizeHandler" class="hidden md:block" />
 		<div class="flex-1 flex flex-col overflow-hidden">
 			<Card title="Diagram" isCloseable={false}>
 				<button
 					slot="actions"
-					class="btn"
+					class="btn btn-primary btn-xs shadow-lg"
 					title="View diagram in new page"
-					on:click|stopPropagation={() => viewDiagram()}><i class="far fa-eye" /> View</button>
+					on:click|stopPropagation={() => viewDiagram()}><i class="far fa-eye mr-2" /> View</button>
 
 				<div class="flex-1 overflow-auto">
 					<View />
 				</div>
 			</Card>
-			<div class="md:hidden bg-white rounded shadow p-2 mx-2">
+			<div class="md:hidden rounded shadow p-2 mx-2">
 				Code editing not supported on mobile. Please use a desktop browser.
 			</div>
 		</div>
@@ -182,19 +190,14 @@
 		top: 0;
 		content: '';
 		position: absolute;
-		background-color: #ccc;
+		background-color: hsla(var(--b3));
 		margin-left: -1px;
+		transition-duration: 0.2s;
 	}
 
 	#resizeHandler:hover::after {
 		margin-left: -2px;
-		background-color: #818cf8;
+		background-color: hsla(var(--p));
 		width: 4px;
 	}
-
-	@media screen and (max-width: 768px) {
-		#resizeHandler {
-			display: none;
-		}
-	}
 </style>

svelte.config.js

@@ -19,11 +19,9 @@ const config = {
 					base: `/mermaid-live-editor${process.env['BETA'] ? '/beta' : ''}`
 			  }
 			: {},
-		ssr: false,
-		// hydrate the <div id="svelte"> element in src/app.html
-		target: '#svelte',
 		trailingSlash: 'ignore',
 		vite: {
+			envPrefix: 'MERMAID_',
 			optimizeDeps: { include: ['mermaid'] }
 		}
 	}

tailwind.config.cjs

@@ -1,21 +1,6 @@
-const { tailwindExtractor } = require('tailwindcss/lib/lib/purgeUnusedStyles');
-
 module.exports = {
-	mode: 'aot',
-	purge: {
-		content: ['./src/**/*.{html,js,svelte,ts}'],
-		options: {
-			defaultExtractor: (content) => [
-				// If this stops working, please open an issue at https://github.com/svelte-add/tailwindcss/issues rather than bothering Tailwind Labs about it
-				...tailwindExtractor(content),
-				// Match Svelte class: directives (https://github.com/tailwindlabs/tailwindcss/discussions/1731)
-				...[...content.matchAll(/(?:class:)*([\w\d-/:%.]+)/gm)].map(
-					([_match, group, ..._rest]) => group
-				)
-			]
-		},
-		safelist: [/^svelte-[\d\w]+$/]
-	},
+	plugins: [require('daisyui')],
+	content: ['./src/**/*.{html,js,svelte,ts}'],
 	theme: {
 		extend: {}
 	},

tsconfig.json

@@ -2,7 +2,7 @@
 	"compilerOptions": {
 		"moduleResolution": "node",
 		"module": "es2020",
-		"lib": ["es2020", "ESNext", "DOM.Iterable"],
+		"lib": ["es2020", "ESNext", "DOM.Iterable", "DOM"],
 		"target": "es2019",
 		/**
 			svelte-preprocess cannot figure out whether you have a value or a type, so tell TypeScript
@@ -33,6 +33,7 @@
 		"src/**/*.svelte",
 		"cypress/**/*.ts",
 		"cypress/**/*.js",
-		"static/**/*.js"
+		"static/**/*.js",
+		"src/pako.mts"
 	]
 }