✨ Add ProfitWell Node (#1204)

* ⚡ Improvements to ProfitWell Node

⚡ Improvements to Pro

* ⚡ Improvements to ProfitWell-Node

* ⚡ improvements simplifying data

* ⚡ Small formatting improvement

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

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

@@ -0,0 +1,74 @@
+import {
+	OptionsWithUri,
+} from 'request';
+
+import {
+	IExecuteFunctions,
+	IExecuteSingleFunctions,
+	IHookFunctions,
+	ILoadOptionsFunctions,
+} from 'n8n-core';
+
+import {
+	IDataObject,
+} from 'n8n-workflow';
+
+export async function profitWellApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, resource: string, body: any = {}, qs: IDataObject = {}, uri?: string, option: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
+	try {
+		const credentials = this.getCredentials('profitWellApi');
+		if (credentials === undefined) {
+			throw new Error('No credentials got returned!');
+		}
+		let options: OptionsWithUri = {
+			headers: {
+				'Authorization': credentials.accessToken,
+			},
+			method,
+			qs,
+			body,
+			uri: uri || `https://api.profitwell.com/v2${resource}`,
+			json: true,
+		};
+
+		options = Object.assign({}, options, option);
+
+		return await this.helpers.request!(options);
+	} catch (error) {
+
+		if (error.response && error.response.body && error.response.body.message) {
+			// Try to return the error prettier
+			const errorBody = error.response.body;
+			throw new Error(`ProfitWell error response [${error.statusCode}]: ${errorBody.message}`);
+		}
+
+		// Expected error data did not get returned so throw the actual error
+		throw error;
+	}
+}
+
+export function simplifyDailyMetrics(responseData: { [key: string]: [{ date: string, value: number | null }] }) {
+	const data: IDataObject[] = [];
+	const keys = Object.keys(responseData);
+	const dates = responseData[keys[0]].map(e => e.date);
+	for (const [index, date] of dates.entries()) {
+		const element: IDataObject = {
+			date,
+		};
+		for (const key of keys) {
+			element[key] = responseData[key][index].value;
+		}
+		data.push(element);
+	}
+	return data;
+}
+
+export function simplifyMontlyMetrics(responseData: { [key: string]: [{ date: string, value: number | null }] }) {
+	const data: IDataObject = {};
+	for (const key of Object.keys(responseData)) {
+		for (const [index] of responseData[key].entries()) {
+			data[key] = responseData[key][index].value;
+			data['date'] = responseData[key][index].date;
+		}
+	}
+	return data;
+}