✨ Shopify trigger done

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

@@ -0,0 +1,42 @@
+import { OptionsWithUri } from 'request';
+
+import {
+	IExecuteFunctions,
+	IHookFunctions,
+	ILoadOptionsFunctions,
+	IExecuteSingleFunctions,
+	BINARY_ENCODING
+} from 'n8n-core';
+
+import {
+	IDataObject,
+} from 'n8n-workflow';
+
+export async function shopifyApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, resource: string, body: any = {}, query?: IDataObject, uri?: string): Promise<any> { // tslint:disable-line:no-any
+	const credentials = this.getCredentials('shopifyApi');
+	if (credentials === undefined) {
+		throw new Error('No credentials got returned!');
+	}
+	const headerWithAuthentication = Object.assign({},
+		{ Authorization: ` Basic ${Buffer.from(`${credentials.apiKey}:${credentials.password}`).toString(BINARY_ENCODING)}` });
+
+	const options: OptionsWithUri = {
+		headers: headerWithAuthentication,
+		method,
+		qs: query,
+		uri: uri || `https://${credentials.shopName}.myshopify.com/admin/api/2019-10${resource}`,
+		body,
+		json: true
+	};
+
+	try {
+		return await this.helpers.request!(options);
+	} catch (error) {
+		const errorMessage = error.response.body.message || error.response.body.Message;
+
+		if (errorMessage !== undefined) {
+			throw errorMessage;
+		}
+		throw error.response.body;
+	}
+}