Files
mermaid-live-editor/src/lib/components/editor/editor.svelte
T

86 lines
2.3 KiB
Svelte

<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';
let divEl: HTMLDivElement = null;
let editor: monaco.editor.IStandaloneCodeEditor;
let Monaco;
export let text: string;
export let language: string;
export let editorOptions: monaco.editor.IStandaloneEditorConstructionOptions = {
value: text,
language: language,
minimap: {
enabled: false
},
theme: 'mermaid',
overviewRulerLanes: 0
};
export let errorMarkers: monaco.editor.IMarkerData[] = [];
let oldText = text;
$: editor && Monaco?.editor.setModelLanguage(editor.getModel(), language);
$: {
if (text !== oldText) {
if ($codeStore.updateEditor) {
editor?.setValue(text);
}
oldText = text;
}
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.
Monaco = monaco;
return;
} catch {
await new Promise((r) => setTimeout(r, 500));
}
}
alert('Loading Monaco Editor failed. Please try refreshing the page.');
};
onMount(async () => {
try {
// @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
}
initEditor(Monaco);
editor = Monaco.editor.create(divEl, editorOptions);
editor.onDidChangeModelContent(() => {
text = editor.getValue();
dispatch('update', {
text
});
});
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
});
});
resizeObserver.observe(divEl.parentElement);
return () => {
editor.dispose();
};
});
</script>
<div bind:this={divEl} id="editor" class="overflow-hidden" />