✨ Add Airtable-Node

packages/nodes-base/nodes/Airtable/GenericFunctions.ts

@@ -0,0 +1,103 @@
+import {
+	IExecuteFunctions,
+	IHookFunctions,
+	ILoadOptionsFunctions,
+} from 'n8n-core';
+
+import { OptionsWithUri } from 'request';
+import { IDataObject } from 'n8n-workflow';
+
+
+/**
+ * Make an API request to Airtable
+ *
+ * @param {IHookFunctions} this
+ * @param {string} method
+ * @param {string} url
+ * @param {object} body
+ * @returns {Promise<any>}
+ */
+export async function apiRequest(this: IHookFunctions | IExecuteFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: object, query?: IDataObject): Promise<any> { // tslint:disable-line:no-any
+	const credentials = this.getCredentials('airtableApi');
+
+	if (credentials === undefined) {
+		throw new Error('No credentials got returned!');
+	}
+
+	query = query || {};
+
+	// For some reason for some endpoints the bearer auth does not work
+	// and it returns 404 like for the /meta request. So we always send
+	// it as query string.
+	query.api_key = credentials.apiKey;
+
+	const options: OptionsWithUri = {
+		headers: {
+		},
+		method,
+		body,
+		qs: query,
+		uri: `https://api.airtable.com/v0/${endpoint}`,
+		json: true,
+	};
+
+	try {
+		return await this.helpers.request!(options);
+	} catch (error) {
+		if (error.statusCode === 401) {
+			// Return a clear error
+			throw new Error('The Airtable credentials are not valid!');
+		}
+
+		if (error.response && error.response.body && error.response.body.error) {
+			// Try to return the error prettier
+
+			const airtableError = error.response.body.error;
+
+			if (airtableError.type && airtableError.message) {
+				throw new Error(`Airtable error response [${airtableError.type}]: ${airtableError.message}`);
+			}
+		}
+
+		// Expected error data did not get returned so rhow the actual error
+		throw error;
+	}
+}
+
+
+/**
+ * Make an API request to paginated Airtable endpoint
+ * and return all results
+ *
+ * @export
+ * @param {(IHookFunctions | IExecuteFunctions)} this
+ * @param {string} method
+ * @param {string} endpoint
+ * @param {IDataObject} body
+ * @param {IDataObject} [query]
+ * @returns {Promise<any>}
+ */
+export async function apiRequestAllItems(this: IHookFunctions | IExecuteFunctions, method: string, endpoint: string, body: IDataObject, query?: IDataObject): Promise<any> { // tslint:disable-line:no-any
+
+	if (query === undefined) {
+		query = {};
+	}
+	query.pageSize = 100;
+
+	const returnData: IDataObject[] = [];
+
+	let responseData;
+
+	do {
+		responseData = await apiRequest.call(this, method, endpoint, body, query);
+		returnData.push.apply(returnData, responseData.records);
+
+		query.offset = responseData.offset;
+	} while (
+		responseData.offset !== undefined
+	);
+
+	return {
+		records: returnData
+	};
+}