Files
windmill/frontend/src/lib/components/SimpleEditor.svelte
2025-05-28 15:46:55 +02:00

651 lines
17 KiB
Svelte

<script module>
let cssClassesLoaded = $state(false)
let tailwindClassesLoaded = $state(false)
import '@codingame/monaco-vscode-standalone-languages'
import '@codingame/monaco-vscode-standalone-json-language-features'
import '@codingame/monaco-vscode-standalone-css-language-features'
import '@codingame/monaco-vscode-standalone-typescript-language-features'
import '@codingame/monaco-vscode-standalone-html-language-features'
import {
editor as meditor,
KeyCode,
KeyMod,
Uri as mUri,
languages,
type IRange,
type IDisposable
} from 'monaco-editor'
languages.typescript.javascriptDefaults.setCompilerOptions({
target: languages.typescript.ScriptTarget.Latest,
allowNonTsExtensions: true,
noSemanticValidation: false,
noLib: true,
moduleResolution: languages.typescript.ModuleResolutionKind.NodeJs
})
function setDiagnosticsOptions() {
languages.typescript.javascriptDefaults.setDiagnosticsOptions({
noSemanticValidation: false,
noSyntaxValidation: false,
noSuggestionDiagnostics: false,
diagnosticCodesToIgnore: [1108]
})
}
setDiagnosticsOptions()
languages.json.jsonDefaults.setDiagnosticsOptions({
validate: true,
allowComments: false,
schemas: [],
enableSchemaRequest: true
})
languages.json.jsonDefaults.setModeConfiguration({
documentRangeFormattingEdits: false,
documentFormattingEdits: true,
hovers: true,
completionItems: true,
documentSymbols: true,
tokens: true,
colors: true,
foldingRanges: true,
selectionRanges: true,
diagnostics: true
})
</script>
<script lang="ts">
import { BROWSER } from 'esm-env'
import { createHash, editorConfig, langToExt, updateOptions } from '$lib/editorUtils'
// import {
// editor as meditor,
// KeyCode,
// KeyMod,
// Uri as mUri,
// languages,
// type IRange,
// type IDisposable
// } from 'monaco-editor'
import { allClasses } from './apps/editor/componentsPanel/cssUtils'
import { createEventDispatcher, onDestroy, onMount } from 'svelte'
import libStdContent from '$lib/es6.d.ts.txt?raw'
import domContent from '$lib/dom.d.ts.txt?raw'
import { initializeVscode, keepModelAroundToAvoidDisposalOfWorkers } from './vscode'
import EditorTheme from './EditorTheme.svelte'
import { vimMode } from '$lib/stores'
import { initVim } from './monaco_keybindings'
import FakeMonacoPlaceHolder from './FakeMonacoPlaceHolder.svelte'
// import { createConfiguredEditor } from 'vscode/monaco'
// import type { IStandaloneCodeEditor } from 'vscode/vscode/vs/editor/standalone/browser/standaloneCodeEditor'
let divEl: HTMLDivElement | null = null
let editor = $state<meditor.IStandaloneCodeEditor | null>(null)
let model: meditor.ITextModel
let statusDiv = $state<Element | null>(null)
let width = $state(0)
let initialized = $state(false)
let suggestion = $state('')
let placeholderVisible = $state(false)
let mounted = $state(false)
let valueAfterDispose: string | undefined = undefined
let {
lang,
code = $bindable(),
hash = createHash(),
cmdEnterAction,
formatAction,
automaticLayout = true,
extraLib = '',
placeholder = '',
disableSuggestions = false,
disableLinting = false,
hideLineNumbers = false,
shouldBindKey = true,
autoHeight = false,
fixedOverflowWidgets = true,
small = false,
domLib = false,
autofocus = false,
allowVim = false,
tailwindClasses = [],
class: className = '',
loadAsync = false
} = $props<{
lang: string
code?: string
hash?: string
cmdEnterAction?: () => void
formatAction?: () => void
automaticLayout?: boolean
extraLib?: string
placeholder?: string
disableSuggestions?: boolean
disableLinting?: boolean
hideLineNumbers?: boolean
shouldBindKey?: boolean
autoHeight?: boolean
fixedOverflowWidgets?: boolean
small?: boolean
domLib?: boolean
autofocus?: boolean
allowVim?: boolean
tailwindClasses?: string[]
class?: string
loadAsync?: boolean
}>()
const dispatch = createEventDispatcher()
const uri = `file:///${hash}.${langToExt(lang)}`
export function getCode(): string {
if (valueAfterDispose != undefined) {
return valueAfterDispose
}
return editor?.getValue() ?? ''
}
export function insertAtCursor(code: string): void {
if (editor) {
editor.trigger('keyboard', 'type', { text: code })
}
}
export function setCode(ncode: string): void {
code = ncode
editor?.setValue(ncode)
}
function updatePlaceholderVisibility(value: string) {
if (!value) {
placeholderVisible = true
return
}
placeholderVisible = value.trim() === ''
}
export function format() {
if (editor) {
code = getCode()
editor.getAction('editor.action.formatDocument')?.run()
if (formatAction) {
formatAction()
code = getCode()
}
}
}
export function focus() {
editor?.focus()
}
export function getSelectedLines(): string | undefined {
if (editor) {
const selection = editor.getSelection()
if (selection) {
const range: IRange = {
startLineNumber: selection.startLineNumber,
startColumn: 1,
endLineNumber: selection.endLineNumber + 1,
endColumn: 1
}
return editor.getModel()?.getValueInRange(range)
}
}
}
export function onDidChangeCursorSelection(f: (e: meditor.ICursorSelectionChangedEvent) => void) {
if (editor) {
return editor.onDidChangeCursorSelection(f)
}
}
export function show(): void {
divEl?.classList.remove('hidden')
}
export function hide(): void {
divEl?.classList.add('hidden')
}
export function setSuggestion(value: string): void {
suggestion = value
}
let disableTabCond: meditor.IContextKey<boolean> | undefined
$effect(() => {
disableTabCond?.set(!code && !!suggestion)
})
let vimDisposable: IDisposable | undefined = undefined
$effect(() => {
if (allowVim && editor !== null && $vimMode && statusDiv) {
onVimMode()
}
})
$effect(() => {
if (!$vimMode && vimDisposable) {
onVimDisable()
}
})
function onVimDisable() {
vimDisposable?.dispose()
}
function onVimMode() {
if (editor && statusDiv) {
vimDisposable = initVim(editor, statusDiv, () => {
console.log('vim save not possible for simple editor')
})
}
}
function updateModelAndOptions() {
const model = editor?.getModel()
if (model) {
// Switch language if it changed
if (model.getLanguageId() !== lang) {
const currentCode = model.getValue()
const uri = `file:///${hash}.${langToExt(lang)}`
const oldModel = model
const newModel = meditor.createModel(currentCode, lang, mUri.parse(uri))
editor?.setModel(newModel)
oldModel.dispose()
}
// Update editor options for suggestions, validation decorations, and line numbers
editor?.updateOptions({
quickSuggestions: disableSuggestions
? { other: false, comments: false, strings: false }
: { other: true, comments: true, strings: true },
suggestOnTriggerCharacters: !disableSuggestions,
wordBasedSuggestions: disableSuggestions ? 'off' : 'matchingDocuments',
parameterHints: { enabled: !disableSuggestions },
suggest: {
showIcons: !disableSuggestions,
showSnippets: !disableSuggestions,
showKeywords: !disableSuggestions,
showWords: !disableSuggestions,
snippetsPreventQuickSuggestions: disableSuggestions
},
lineNumbers: hideLineNumbers ? 'off' : 'on',
lineDecorationsWidth: hideLineNumbers ? 0 : 6,
lineNumbersMinChars: hideLineNumbers ? 0 : 2,
// Hide validation squiggles and decorations
renderValidationDecorations: disableLinting ? 'off' : 'on',
// Hide the validation margin indicators
hideCursorInOverviewRuler: disableLinting,
overviewRulerBorder: !disableLinting,
overviewRulerLanes: disableLinting ? 0 : 3
})
}
}
$effect(() => {
if (editor !== null && (lang || disableLinting || disableSuggestions || hideLineNumbers)) {
updateModelAndOptions()
}
})
let fontSize = $derived(small ? 12 : 14)
async function loadMonaco() {
await initializeVscode()
initialized = true
// if (lang === 'javascript') {
// languages.typescript.javascriptDefaults.setCompilerOptions({
// target: languages.typescript.ScriptTarget.Latest,
// allowNonTsExtensions: true,
// noSemanticValidation: false,
// noLib: true,
// moduleResolution: languages.typescript.ModuleResolutionKind.NodeJs
// })
// languages.typescript.javascriptDefaults.setDiagnosticsOptions({
// noSemanticValidation: false,
// noSyntaxValidation: false,
// noSuggestionDiagnostics: false,
// diagnosticCodesToIgnore: [1108]
// })
// } else if (lang === 'json') {
// languages.json.jsonDefaults.setDiagnosticsOptions({
// validate: true,
// allowComments: false,
// schemas: [],
// enableSchemaRequest: true
// })
// }
try {
model = meditor.createModel(code, lang, mUri.parse(uri))
} catch (err) {
console.log('model already existed', err)
const nmodel = meditor.getModel(mUri.parse(uri))
if (!nmodel) {
throw err
}
model = nmodel
}
model.updateOptions(updateOptions)
// let widgets: HTMLElement | undefined =
// document.getElementById('monaco-widgets-root') ?? undefined
if (!divEl) {
return
}
editor = meditor.create(divEl as HTMLDivElement, {
...editorConfig(code, lang, automaticLayout, fixedOverflowWidgets),
model,
lineDecorationsWidth: 6,
lineNumbersMinChars: 2,
fontSize: fontSize,
quickSuggestions: disableSuggestions
? { other: false, comments: false, strings: false }
: { other: true, comments: true, strings: true },
suggestOnTriggerCharacters: !disableSuggestions,
wordBasedSuggestions: disableSuggestions ? 'off' : 'matchingDocuments',
parameterHints: { enabled: !disableSuggestions },
suggest: {
showIcons: !disableSuggestions,
showSnippets: !disableSuggestions,
showKeywords: !disableSuggestions,
showWords: !disableSuggestions,
snippetsPreventQuickSuggestions: disableSuggestions
}
})
keepModelAroundToAvoidDisposalOfWorkers()
let timeoutModel: NodeJS.Timeout | undefined = undefined
editor.onDidChangeModelContent((event) => {
suggestion = ''
timeoutModel && clearTimeout(timeoutModel)
timeoutModel = setTimeout(() => {
code = getCode()
dispatch('change', { code })
}, 200)
})
editor.onDidFocusEditorText(() => {
if (!editor) return
dispatch('focus')
loadExtraLib()
editor.addCommand(KeyMod.CtrlCmd | KeyCode.KeyS, function () {
code = getCode()
shouldBindKey && format && format()
})
disableTabCond = editor.createContextKey('disableTabCond', !code)
editor.addCommand(KeyCode.Tab, function () {}, 'disableTabCond')
editor.addCommand(KeyMod.CtrlCmd | KeyMod.Shift | KeyCode.Digit7, function () {
// CMD + slash (toggle comment) on some EU keyboards
editor?.trigger('keyboard', 'editor.action.commentLine', {})
})
})
if (autoHeight) {
const updateHeight = () => {
if (!editor) return
const contentHeight = Math.min(1000, editor.getContentHeight())
if (divEl) {
divEl.style.height = `${contentHeight}px`
}
try {
editor.layout({ width, height: contentHeight })
} finally {
}
}
editor.onDidContentSizeChange(updateHeight)
updateHeight()
}
editor.onDidFocusEditorText(() => {
if (!editor) return
editor.addCommand(KeyMod.CtrlCmd | KeyCode.KeyS, function () {
code = getCode()
shouldBindKey && format && format()
})
editor.addCommand(KeyMod.CtrlCmd | KeyCode.Enter, function () {
code = getCode()
shouldBindKey && cmdEnterAction && cmdEnterAction()
})
dispatch('focus')
})
editor.onDidBlurEditorText(() => {
dispatch('blur')
code = getCode()
})
if (lang === 'css' && !cssClassesLoaded) {
cssClassesLoaded = true
addCSSClassCompletions()
}
if (lang === 'tailwindcss' && !tailwindClassesLoaded) {
languages.register({ id: 'tailwindcss' })
tailwindClassesLoaded = true
addTailwindClassCompletions()
}
if (placeholder) {
editor.onDidChangeModelContent(() => {
if (!editor) return
const value = editor.getValue()
updatePlaceholderVisibility(value)
})
}
}
function addCSSClassCompletions() {
languages.registerCompletionItemProvider('css', {
provideCompletionItems: function (model, position, context, token) {
const word = model.getWordUntilPosition(position)
const range = {
startLineNumber: position.lineNumber,
startColumn: word.startColumn,
endLineNumber: position.lineNumber,
endColumn: word.endColumn
}
if (word && word.word) {
const currentWord = word.word
const suggestions = allClasses
.filter((className) => className.includes(currentWord))
.map((className) => ({
label: className,
kind: languages.CompletionItemKind.Class,
insertText: className,
documentation: 'Custom CSS class',
range: range
}))
return { suggestions }
}
return { suggestions: [] }
}
})
}
function addTailwindClassCompletions() {
// Define a custom word definition for Tailwind classes
languages.setMonarchTokensProvider('tailwindcss', {
tokenizer: {
root: [[/[a-zA-Z0-9-]+/, 'tailwind-class']]
}
})
languages.registerCompletionItemProvider('tailwindcss', {
triggerCharacters: ['-'],
provideCompletionItems: function (model, position, context, token) {
const wordUntilPosition = model.getWordUntilPosition(position)
const lineContent = model.getLineContent(position.lineNumber)
// Get the text from the start of the line to the cursor
const textUntilPosition = lineContent.substring(0, position.column - 1)
// Find the last space before the cursor
const lastSpaceIndex = textUntilPosition.lastIndexOf(' ')
const startColumn = lastSpaceIndex === -1 ? 1 : lastSpaceIndex + 2
const range = {
startLineNumber: position.lineNumber,
startColumn: startColumn,
endLineNumber: position.lineNumber,
endColumn: position.column
}
const currentWord = wordUntilPosition.word
const suggestions = tailwindClasses
.filter((className) => className.includes(currentWord))
.map((className) => ({
label: className,
kind: languages.CompletionItemKind.Class,
insertText: className,
documentation: 'Tailwind CSS class',
range: range,
preselect: true
}))
return { suggestions }
}
})
}
let previousExtraLib = undefined
function loadExtraLib() {
if (lang == 'javascript') {
const stdLib = { content: libStdContent, filePath: 'es6.d.ts' }
const libs = [stdLib]
if (domLib) {
const domDTS = { content: domContent, filePath: 'dom.d.ts' }
libs.push(domDTS)
}
if (extraLib != '') {
libs.push({
content: extraLib,
filePath: 'windmill.d.ts'
})
if (previousExtraLib == extraLib) {
return
}
previousExtraLib = extraLib
}
languages.typescript.javascriptDefaults.setExtraLibs(libs)
}
}
onMount(async () => {
if (BROWSER) {
if (loadAsync) {
setTimeout(async () => {
await loadMonaco()
mounted = true
if (autofocus) setTimeout(() => focus(), 0)
}, 0)
} else {
await loadMonaco()
mounted = true
if (autofocus) setTimeout(() => focus(), 0)
}
}
})
$effect(() => {
if (mounted && extraLib && initialized) {
loadExtraLib()
}
})
onDestroy(() => {
try {
valueAfterDispose = getCode()
vimDisposable?.dispose()
model && model.dispose()
editor && editor.dispose()
} catch (err) {}
})
export function setCursorToEnd(): void {
if (editor) {
const lastLine = editor.getModel()?.getLineCount() ?? 1
const lastColumn = editor.getModel()?.getLineMaxColumn(lastLine) ?? 1
editor.setPosition({ lineNumber: lastLine, column: lastColumn })
editor.focus()
}
}
updatePlaceholderVisibility(code)
</script>
<EditorTheme />
{#if editor && suggestion && code.length === 0}
<div
class="absolute top-[0.05rem] left-[2.05rem] z-10 text-sm text-[#0007] italic font-mono dark:text-[#ffffff56] text-ellipsis overflow-hidden whitespace-nowrap"
style={`max-width: calc(${width}px - 2.05rem)`}
>
{suggestion}
</div>
{/if}
{#if !editor}
<FakeMonacoPlaceHolder
{code}
autoheight
lineNumbersWidth={(23 * fontSize) / 14}
lineNumbersOffset={fontSize == 14 ? -8 : -11}
{fontSize}
/>
{/if}
<div
bind:this={divEl}
class="relative {className} {!editor ? 'hidden' : ''} editor simple-editor {!allowVim
? 'nonmain-editor'
: ''}"
bind:clientWidth={width}
>
{#if placeholder}
<div
id="placeholder"
class="absolute left-[24px] text-gray-500 text-sm pointer-events-none font-mono z-10 {placeholderVisible
? ''
: 'hidden'}"
>
{@html placeholder}
</div>
{/if}
</div>
{#if allowVim && vimMode}
<div class="fixed bottom-0 z-30" bind:this={statusDiv}></div>
{/if}
<style lang="postcss">
.editor {
@apply rounded-lg p-0;
}
.small-editor {
/* stylelint-disable-next-line unit-allowed-list */
height: 26vh;
}
.few-lines-editor {
/* stylelint-disable-next-line unit-allowed-list */
height: 100px;
}
</style>