first commit

packages/nodes-base/nodes/Google/BigQuery/v2/methods/loadOptions.ts

@@ -0,0 +1,54 @@
+import type { IDataObject, ILoadOptionsFunctions, INodePropertyOptions } from 'n8n-workflow';
+
+import { googleBigQueryApiRequest } from '../transport';
+
+export async function getDatasets(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
+	const projectId = this.getNodeParameter('projectId', undefined, {
+		extractValue: true,
+	});
+	const returnData: INodePropertyOptions[] = [];
+	const { datasets } = await googleBigQueryApiRequest.call(
+		this,
+		'GET',
+		`/v2/projects/${projectId}/datasets`,
+	);
+	for (const dataset of datasets) {
+		returnData.push({
+			name: dataset.datasetReference.datasetId as string,
+			value: dataset.datasetReference.datasetId,
+		});
+	}
+	return returnData;
+}
+
+export async function getSchema(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
+	const projectId = this.getNodeParameter('projectId', undefined, {
+		extractValue: true,
+	});
+	const datasetId = this.getNodeParameter('datasetId', undefined, {
+		extractValue: true,
+	});
+	const tableId = this.getNodeParameter('tableId', undefined, {
+		extractValue: true,
+	});
+
+	const returnData: INodePropertyOptions[] = [];
+
+	const { schema } = await googleBigQueryApiRequest.call(
+		this,
+		'GET',
+		`/v2/projects/${projectId}/datasets/${datasetId}/tables/${tableId}`,
+		{},
+	);
+
+	for (const field of schema.fields as IDataObject[]) {
+		returnData.push({
+			name: field.name as string,
+			value: field.name as string,
+
+			description:
+				`type: ${field.type as string}` + (field.mode ? ` mode: ${field.mode as string}` : ''),
+		});
+	}
+	return returnData;
+}