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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | 1x 9x 1x 1x 8x 8x 8x 8x 8x 8x 1x 1x 7x 7x 9x 9x 9x 1x 1x 6x 6x 6x 2x 4x 4x 4x 1x 3x | import * as vscode from 'vscode';
import { render } from 'triplate';
import { container } from 'tsyringe';
import { ServiceToken } from '@src/services/tokens';
import { IDocumentConnectionService, ITripleStoreConfigService } from '@src/languages/sparql/services';
import { IDocumentContextService } from '@src/services/document';
import { WorkspaceUri } from '@src/providers';
/**
* Creates an untitled SPARQL document that queries the RDF document in the active editor.
*
* Workspace documents are loaded into the in-memory store as named graphs keyed by their workspace
* URI, so the query is scoped with `GRAPH <documentIri>` — a plain triple pattern would match
* nothing. That graph IRI is meaningful only to the workspace store, so for any other connection
* the parameter is omitted and the template renders its unscoped branch instead.
*/
export const createSparqlQueryFromDocument = {
id: 'mentor.command.createSparqlQueryFromDocument',
handler: async (): Promise<void> => {
const editor = vscode.window.activeTextEditor;
if (!editor) {
vscode.window.showErrorMessage('No active editor found.');
return;
}
const documentUri = editor.document.uri;
const storeConfigService = container.resolve<ITripleStoreConfigService>(ServiceToken.StoreConfigService);
const documentConnectionService = container.resolve<IDocumentConnectionService>(ServiceToken.DocumentConnectionService);
const connection = documentConnectionService.getConnectionForDocument(documentUri);
const template = storeConfigService.getQueryTemplate(connection, 'documentQuery');
if (!template) {
vscode.window.showErrorMessage('SPARQL query template is not defined in settings.');
return;
}
const isWorkspaceStore = storeConfigService.isWorkspaceConnectionId(connection.id);
const graphIri = isWorkspaceStore ? getDocumentGraphIri(documentUri) : undefined;
// The parameter is omitted rather than passed as `undefined`: triplate treats a present key
// as bound and rejects the value, whereas an absent optional parameter makes the template's
// `{% if %}` branch false and renders the unscoped query.
const parameters: Record<string, string> = graphIri ? { documentIri: graphIri } : {};
let content: string;
try {
content = render(template, parameters);
} catch (error: any) {
// A customized template may declare `documentIri` as required, which fails to bind when
// no graph is known. Surface it instead of failing the command opaquely.
vscode.window.showErrorMessage(`Could not render the document query template: ${error.message}`);
return;
}
const document = await vscode.workspace.openTextDocument({ content, language: 'sparql' });
await vscode.window.showTextDocument(document);
// Bind the generated query to the store the source document targets, so executing it does
// not silently fall back to the workspace store.
if (!isWorkspaceStore) {
await documentConnectionService.setQuerySourceForDocument(document.uri, connection.id);
}
}
};
/**
* Resolves the IRI of the named graph a document is loaded into.
*
* Prefers the loaded document context, whose `graphIri` carries the slug fragment that notebook
* cells are indexed under; falls back to the plain workspace URI for a document that is not indexed.
* @param documentUri The URI of the document or notebook cell.
* @returns The canonical graph IRI, or `undefined` if the document has no workspace URI.
*/
function getDocumentGraphIri(documentUri: vscode.Uri): string | undefined {
const contextService = container.resolve<IDocumentContextService>(ServiceToken.DocumentContextService);
const context = contextService.getContextFromUri(documentUri.toString());
if (context) {
return WorkspaceUri.toCanonicalString(context.graphIri);
}
return WorkspaceUri.toWorkspaceUri(documentUri)?.toString();
}
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