✨ Add Storyblok Node (#1125)

* ✨ Add Storyblok node

* 🔨 Minor changes

* ⚡ Small improvements

* ⚡ Improvements

* ⚡ Prepare Storyblok Node for release

Co-authored-by: Tanay Pant <tanaypant@protonmail.com>
Co-authored-by: ricardo <ricardoespinoza105@gmail.com>

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

@@ -0,0 +1,92 @@
+import {
+	OptionsWithUri,
+} from 'request';
+
+import {
+	IExecuteFunctions,
+	IExecuteSingleFunctions,
+	IHookFunctions,
+	ILoadOptionsFunctions,
+} from 'n8n-core';
+
+import {
+	IDataObject,
+} from 'n8n-workflow';
+
+export async function storyblokApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, resource: string, body: any = {}, qs: IDataObject = {}, option: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
+	const authenticationMethod = this.getNodeParameter('source', 0) as string;
+
+	let options: OptionsWithUri = {
+		headers: {
+			'Content-Type': 'application/json',
+		},
+		method,
+		qs,
+		body,
+		uri: '',
+		json: true,
+	};
+
+	options = Object.assign({}, options, option);
+
+	if (Object.keys(options.body).length === 0) {
+		delete options.body;
+	}
+
+	if (authenticationMethod === 'contentApi') {
+		const credentials = this.getCredentials('storyblokContentApi') as IDataObject;
+
+		options.uri = `https://api.storyblok.com${resource}`;
+
+		Object.assign(options.qs, { token: credentials.apiKey });
+	} else {
+		const credentials = this.getCredentials('storyblokManagementApi') as IDataObject;
+
+		options.uri = `https://mapi.storyblok.com${resource}`;
+
+		Object.assign(options.headers, { 'Authorization': credentials.accessToken });
+	}
+
+	try {
+		return this.helpers.request!(options);
+	} catch (error) {
+		if (error.response && error.response.body && error.response.body.message) {
+			// Try to return the error prettier
+			const errorBody = error.response.body;
+			throw new Error(`Storyblok error response [${error.statusCode}]: ${errorBody.message}`);
+		}
+
+		// Expected error data did not get returned so throw the actual error
+		throw error;
+	}
+}
+
+export async function storyblokApiRequestAllItems(this: IHookFunctions | ILoadOptionsFunctions | IExecuteFunctions, propertyName: string, method: string, resource: string, body: any = {}, query: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
+	const returnData: IDataObject[] = [];
+
+	let responseData;
+
+	query.per_page = 100;
+
+	query.page = 1;
+
+	do {
+		responseData = await storyblokApiRequest.call(this, method, resource, body, query);
+		query.page++;
+		returnData.push.apply(returnData, responseData[propertyName]);
+	} while (
+		responseData[propertyName].length !== 0
+	);
+
+	return returnData;
+}
+
+export function validateJSON(json: string | undefined): any { // tslint:disable-line:no-any
+	let result;
+	try {
+		result = JSON.parse(json!);
+	} catch (exception) {
+		result = undefined;
+	}
+	return result;
+}