rocketchat-node-setup

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

@@ -0,0 +1,51 @@
+import { OptionsWithUri } from 'request';
+
+import {
+	IExecuteFunctions,
+	IHookFunctions,
+	ILoadOptionsFunctions,
+	IExecuteSingleFunctions,
+	BINARY_ENCODING
+} from 'n8n-core';
+
+import * as _ from 'lodash';
+
+export async function rocketchatApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, resource: string, method: string, body: any = {}, headers?: object): Promise<any> { // tslint:disable-line:no-any
+	
+	const credentials = this.getCredentials('rocketchatApi');
+
+	if (credentials === undefined) {
+		throw new Error('No credentials got returned!');
+	}
+
+	const  apiKey = `${credentials.apiKey}:X`;
+
+	const headerWithAuthentication = Object.assign({}, headers, { Authorization: `${Buffer.from(apiKey).toString(BINARY_ENCODING)}` });
+
+	const endpoint = '';
+
+	const options: OptionsWithUri = {
+		headers: headerWithAuthentication,
+		method,
+		body,
+		uri: `https://${credentials.domain}.${endpoint}${resource}`,
+		json: true
+	};
+
+	if (_.isEmpty(options.body)) {
+		delete options.body;
+	}
+
+	try {
+		return await this.helpers.request!(options);
+	} catch (error) {
+		console.error(error);
+
+		const errorMessage = error.response.body.message || error.response.body.Message;
+
+		if (errorMessage !== undefined) {
+			throw errorMessage;
+		}
+		throw error.response.body;
+	}
+}