✨ Add Pushcut Node & Trigger (#1075)

* ✨ Pushcut Node & Trigger

* ⚡ Small improvements

Co-authored-by: Jan <janober@users.noreply.github.com>

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

@@ -0,0 +1,50 @@
+import {
+	OptionsWithUri,
+} from 'request';
+
+import {
+	IExecuteFunctions,
+	ILoadOptionsFunctions,
+} from 'n8n-core';
+
+import {
+	IDataObject,
+	IHookFunctions,
+} from 'n8n-workflow';
+
+export async function pushcutApiRequest(this: IExecuteFunctions | ILoadOptionsFunctions | IHookFunctions, method: string, path: string, body: any = {}, qs: IDataObject = {}, uri?: string | undefined, option = {}): Promise<any> { // tslint:disable-line:no-any
+
+	const credentials = this.getCredentials('pushcutApi') as IDataObject;
+
+	const options: OptionsWithUri = {
+		headers: {
+			'API-Key': credentials.apiKey,
+		},
+		method,
+		body,
+		qs,
+		uri: uri || `https://api.pushcut.io/v1${path}`,
+		json: true,
+	};
+	try {
+		if (Object.keys(body).length === 0) {
+			delete options.body;
+		}
+		if (Object.keys(option).length !== 0) {
+			Object.assign(options, option);
+		}
+		//@ts-ignore
+		return await this.helpers.request.call(this, options);
+	} catch (error) {
+		if (error.response && error.response.body && error.response.body.error) {
+
+			const message = error.response.body.error;
+
+			// Try to return the error prettier
+			throw new Error(
+				`Pushcut error response [${error.statusCode}]: ${message}`
+			);
+		}
+		throw error;
+	}
+}