🐛 Fix Mautic-Node error reporting

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

@@ -10,6 +10,25 @@ import {
 import {
 	IDataObject,
 } from 'n8n-workflow';
+import { errors } from 'imap-simple';
+
+interface OMauticErrorResponse {
+	errors: Array<{
+		conde: number;
+		message: string;
+	}>;
+}
+
+function getErrors(error: OMauticErrorResponse): string {
+	const returnErrors: string[] = [];
+
+	for (const errorItem of error.errors) {
+		returnErrors.push(errorItem.message);
+	}
+
+	return returnErrors.join(', ');
+}
+
 
 export async function mauticApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: any = {}, query?: IDataObject, uri?: string): Promise<any> { // tslint:disable-line:no-any
 	const credentials = this.getCredentials('mauticApi');
@@ -26,14 +45,19 @@ export async function mauticApiRequest(this: IHookFunctions | IExecuteFunctions
 		json: true
 	};
 	try {
-		return await this.helpers.request!(options);
-	} catch (err) {
-		const errorMessage = err.error || err.error.message;
+		const returnData = await this.helpers.request!(options);
 
-		if (errorMessage !== undefined) {
-			throw new Error(errorMessage);
+		if (returnData.error) {
+			// They seem to to sometimes return 200 status but still error.
+			throw new Error(getErrors(returnData));
 		}
-		throw err;
+
+		return returnData;
+	} catch (error) {
+		if (error.response && error.response.body && error.response.body.errors) {
+			throw new Error('Mautic Error: ' + getErrors(error.response.body));
+		}
+		throw new Error(`Mautic Error: ${error.message}`);
 	}
 }