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import { IWorkspaceFileService } from './workspace-file-service.interface';
import { IWorkspaceIndexerService } from './workspace-indexer.interface';
import { IDocumentFactory } from '../document/document-factory.interface';
import { DocumentContextService } from '../document/document-context-service';
import { getConfig } from '@src/utilities/vscode/config';
/**
* Service for indexing RDF documents in the current workspace.
* Uses WorkspaceFileService for file discovery to avoid duplicate workspace scans.
*/
export class WorkspaceIndexerService implements IWorkspaceIndexerService {
/**
* Indicates if all workspace files have been indexed.
*/
private _indexed = false;
private readonly _onDidFinishIndexing = new vscode.EventEmitter<boolean>();
/**
* An event that is fired when all workspace files have been indexed.
*/
readonly onDidFinishIndexing = this._onDidFinishIndexing.event;
constructor(
private readonly documentFactory: IDocumentFactory,
private readonly contextService: DocumentContextService,
private readonly workspaceFileService: IWorkspaceFileService
) {
vscode.commands.executeCommand('setContext', 'mentor.workspace.isIndexing', false);
}
/**
* Indicates if all workspace files have been indexed.
*/
get indexed(): boolean {
return this._indexed;
}
/**
* Builds an index of all RDF resources in the current workspace.
* Uses files discovered by WorkspaceFileService instead of scanning again.
*/
async indexWorkspace(force: boolean = false): Promise<void> {
return vscode.window.withProgress({
location: vscode.ProgressLocation.Window,
title: "Indexing workspace",
cancellable: false
}, async (progress) => {
vscode.commands.executeCommand('setContext', 'mentor.workspace.isIndexing', true);
this._reportProgress(progress, 0);
// The default value is set to Number.MAX_SAFE_INTEGER to disable the
// file size limit and make issues with the configuration more visible.
const maxSize = getConfig().get<number>('index.maxFileSize', Number.MAX_SAFE_INTEGER);
// Use the files already discovered by WorkspaceFileService
const uris = this.workspaceFileService.files;
if (uris.length > 0) {
const startTime = performance.now();
for (let i = 0; i < uris.length; i++) {
const uri = uris[i];
const u = uri.toString();
if (this.contextService.contexts[u] && !force) {
continue;
}
const stat = await vscode.workspace.fs.stat(uri);
const size = stat.size;
if (size > maxSize && !force) {
console.debug(`Mentor: Skipping large file ${uri.toString()} (${size} bytes)`);
continue;
}
if (this.documentFactory.isSupportedNotebookFile(uri)) {
this._indexNotebookDocument(uri, force);
} else {
this._indexTextDocument(uri, force);
}
this._reportProgress(progress, Math.round(((i + 1) / uris.length) * 100));
}
const endTime = performance.now();
console.debug(`Mentor: Indexing took ${endTime - startTime} ms`);
}
this._indexed = true;
this._reportProgress(progress, 100);
vscode.commands.executeCommand('setContext', 'mentor.workspace.isIndexing', false);
this._onDidFinishIndexing.fire(true);
});
}
/**
* Index a regular text document.
* @param uri The URI of the document to index.
* @param force Whether to force re-indexing of the document.
*/
private async _indexTextDocument(uri: vscode.Uri, force: boolean): Promise<void> {
try {
// Open the document to trigger the language server to analyze it.
const document = await vscode.workspace.openTextDocument(uri);
// Re-check after the async open: handleActiveEditorChanged may have registered
// this context while we were awaiting openTextDocument (TOCTOU guard).
Iif (this.contextService.contexts[document.uri.toString()] && !force) {
return;
}
// Try to load the document so that its graph is created and can be used for showing definitions, descriptions etc..
await this.contextService.loadDocument(document);
} catch (error) {
// VS Code may refuse to open files it considers binary (e.g., files containing
// ASCII control characters like W3C test files). Skip these gracefully.
console.warn(`Mentor: Skipping file ${uri.toString()} (cannot be opened as text)`);
}
}
/**
* Index RDF cells within a notebook document.
* @param notebookUri The URI of the notebook file.
* @param force Whether to force re-indexing of already indexed cells.
*/
private async _indexNotebookDocument(notebookUri: vscode.Uri, force: boolean): Promise<void> {
const notebook = await vscode.workspace.openNotebookDocument(notebookUri);
for (const cell of notebook.getCells()) {
Iif (!this.documentFactory.isTripleSourceLanguage(cell.document.languageId)) {
continue;
}
const cellUri = cell.document.uri.toString();
Iif (this.contextService.contexts[cellUri] && !force) {
continue;
}
try {
// Load the cell document to create its context
await this.contextService.loadDocument(cell.document);
} catch (error) {
console.error(`Mentor: Failed to index notebook cell ${cellUri}:`, error);
}
}
}
/**
* Reports progress to the user.
* @param progress The progress to report.
* @param increment The increment to report.
*/
private _reportProgress(progress: vscode.Progress<{ message?: string, increment?: number }>, increment: number): void {
progress.report({ message: increment + "%" });
}
/**
* Wait for all workspace files to be indexed.
* @returns A promise that resolves when all workspace files were indexed.
*/
async waitForIndexed(): Promise<void> {
Eif (this._indexed) {
return;
}
return new Promise((resolve) => {
const listener = this._onDidFinishIndexing.event(() => {
listener.dispose();
resolve();
});
});
}
}
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