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/* --------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
* ------------------------------------------------------------------------------------------ */
import {
createConnection,
TextDocuments,
ProposedFeatures,
TextDocumentSyncKind,
CompletionItem,
InitializeParams,
InitializeResult,
CompletionParams,
CompletionList,
Hover,
TextDocumentPositionParams,
DidChangeConfigurationNotification,
} from 'vscode-languageserver'
import getTailwindState from 'tailwindcss-class-names'
import { State, Settings } from './util/state'
import {
provideCompletions,
resolveCompletionItem,
} from './providers/completionProvider'
import { provideHover } from './providers/hoverProvider'
import { URI } from 'vscode-uri'
import { getDocumentSettings } from './util/getDocumentSettings'
let state: State = null
let connection = createConnection(ProposedFeatures.all)
let documents = new TextDocuments()
let workspaceFolder: string | null
const defaultSettings: Settings = { emmetCompletions: false }
let globalSettings: Settings = defaultSettings
let documentSettings: Map<string, Settings> = new Map()
documents.onDidOpen((event) => {
getDocumentSettings(state, event.document.uri)
})
documents.onDidClose((event) => {
documentSettings.delete(event.document.uri)
})
documents.listen(connection)
connection.onInitialize(
async (params: InitializeParams): Promise<InitializeResult> => {
state = await getTailwindState(
params.rootPath || URI.parse(params.rootUri).path,
{
onChange: (newState: State): void => {
state = { ...newState, editor: state.editor }
connection.sendNotification('tailwindcss/configUpdated', [
state.dependencies[0],
state.config,
state.plugins,
])
},
}
)
const capabilities = params.capabilities
state.editor = {
connection,
documents,
documentSettings,
globalSettings,
capabilities: { configuration: capabilities.workspace && !!capabilities.workspace.configuration },
}
return {
capabilities: {
// textDocumentSync: {
// openClose: true,
// change: TextDocumentSyncKind.None
// },
textDocumentSync: documents.syncKind,
completionProvider: {
resolveProvider: true,
triggerCharacters: ['"', "'", '`', ' ', '.', '[', state.separator],
},
hoverProvider: true,
},
}
}
)
connection.onInitialized &&
connection.onInitialized(async () => {
if (state.editor.capabilities.configuration) {
connection.client.register(
DidChangeConfigurationNotification.type,
undefined
)
}
connection.sendNotification('tailwindcss/configUpdated', [
state.dependencies[0],
state.config,
state.plugins,
])
})
connection.onDidChangeConfiguration((change) => {
if (state.editor.capabilities.configuration) {
// Reset all cached document settings
state.editor.documentSettings.clear()
} else {
state.editor.globalSettings = <Settings>(
(change.settings.tailwindCSS || defaultSettings)
)
}
state.editor.documents
.all()
.forEach((doc) => getDocumentSettings(state, doc.uri))
})
connection.onCompletion(
(params: CompletionParams): Promise<CompletionList> => {
return provideCompletions(state, params)
}
)
connection.onCompletionResolve(
(item: CompletionItem): CompletionItem => {
return resolveCompletionItem(state, item)
}
)
connection.onHover(
(params: TextDocumentPositionParams): Hover => {
return provideHover(state, params)
}
)
connection.listen()
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