✨ Jackrudenko/unleashed (#827)

* Improve Google sheet path match, not you can use embedded object to get the path from

* Add the Unleashed node in alphabet order in the package.json file to follow contribution guide requirements

* ⚡ Improvements to Unleashed-Node

* Implement pagination and fix date transformation from Unleashed to ISO

Co-authored-by: ricardo <ricardoespinoza105@gmail.com>

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

@@ -0,0 +1,113 @@
+
+import {
+	OptionsWithUrl,
+ } from 'request';
+
+import {
+	IExecuteFunctions,
+	IExecuteSingleFunctions,
+	IHookFunctions,
+	ILoadOptionsFunctions,
+} from 'n8n-core';
+
+import {
+	IDataObject,
+ } from 'n8n-workflow';
+
+import {
+	createHmac,
+} from 'crypto';
+
+import * as qs from 'qs';
+
+export async function unleashedApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, path: string, body: any = {}, query: IDataObject = {} , pageNumber?: number, headers?: object): Promise<any> { // tslint:disable-line:no-any
+
+	const paginatedPath = pageNumber ? `/${path}/${pageNumber}` : `/${path}`;
+
+	const options: OptionsWithUrl = {
+		headers: {
+			'Accept': 'application/json',
+			'Content-Type': 'application/json',
+		},
+		method,
+		qs: query,
+		body,
+		url: `https://api.unleashedsoftware.com/${paginatedPath}`,
+		json: true,
+	};
+
+	if (Object.keys(body).length === 0) {
+		delete options.body;
+	}
+
+	const credentials = this.getCredentials('unleashedSoftwareApi');
+
+	if (credentials === undefined) {
+
+		throw new Error('No credentials got returned!');
+	}
+
+	const signature = createHmac('sha256', (credentials.apiKey as string))
+		.update(qs.stringify(query))
+		.digest('base64');
+
+	options.headers = Object.assign({}, headers, {
+		'api-auth-id': credentials.apiId,
+		'api-auth-signature': signature,
+	});
+
+	try {
+
+		return await this.helpers.request!(options);
+
+	} catch (error) {
+
+		if (error.response && error.response.body && error.response.body.description) {
+
+			throw new Error(`Unleashed Error response [${error.statusCode}]: ${error.response.body.description}`);
+		}
+
+		throw error;
+	}
+}
+export async function unleashedApiRequestAllItems(this: IExecuteFunctions | ILoadOptionsFunctions, propertyName: string,  method: string, endpoint: string, body: any = {}, query: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
+
+	const returnData: IDataObject[] = [];
+
+	let responseData;
+
+	let pageNumber =  1;
+
+	query.pageSize = 1000;
+
+	do {
+		responseData = await unleashedApiRequest.call(this, method, endpoint, body, query, pageNumber);
+
+		returnData.push.apply(returnData, responseData[propertyName]);
+
+		pageNumber++;
+
+	} while (
+		(responseData.Pagination.PageNumber as number) < (responseData.Pagination.NumberOfPages as number)
+	);
+	return returnData;
+}
+
+//.NET code is serializing dates in the following format: "/Date(1586833770780)/"
+//which is useless on JS side and could not treated as a date for other nodes
+//so we need to convert all of the fields that has it.
+export function convertNETDates(item: {[key: string]: any}){
+	Object.keys(item).forEach( path => {
+		const type =  typeof item[path] as string;
+		if (type === 'string') {
+			const value =  item[path] as string;
+			const a = /\/Date\((\d*)\)\//.exec(value);
+			if (a) {
+				item[path] = new Date(+a[1]);
+			}
+		} if (type === 'object' && item[path]) {
+			convertNETDates(item[path]);
+		}
+	});
+}
+