first commit

packages/nodes-base/nodes/N8nTrainingCustomerMessenger/N8nTrainingCustomerMessenger.node.ts

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+import {
+	NodeConnectionTypes,
+	type IExecuteFunctions,
+	type INodeExecutionData,
+	type INodeType,
+	type INodeTypeDescription,
+} from 'n8n-workflow';
+
+export class N8nTrainingCustomerMessenger implements INodeType {
+	description: INodeTypeDescription = {
+		displayName: 'Customer Messenger (n8n training)',
+		name: 'n8nTrainingCustomerMessenger',
+		icon: {
+			light: 'file:n8nTrainingCustomerMessenger.svg',
+			dark: 'file:n8nTrainingCustomerMessenger.dark.svg',
+		},
+		group: ['transform'],
+		version: 1,
+		description: 'Dummy node used for n8n training',
+		defaults: {
+			name: 'Customer Messenger (n8n training)',
+		},
+		inputs: [NodeConnectionTypes.Main],
+		outputs: [NodeConnectionTypes.Main],
+		properties: [
+			{
+				displayName: 'Customer ID',
+				name: 'customerId',
+				type: 'string',
+				required: true,
+				default: '',
+			},
+			{
+				displayName: 'Message',
+				name: 'message',
+				type: 'string',
+				required: true,
+				typeOptions: {
+					rows: 4,
+				},
+				default: '',
+			},
+		],
+	};
+
+	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
+		const items = this.getInputData();
+		const returnData: INodeExecutionData[] = [];
+		const length = items.length;
+		let responseData;
+
+		for (let i = 0; i < length; i++) {
+			const customerId = this.getNodeParameter('customerId', i) as string;
+
+			const message = this.getNodeParameter('message', i) as string;
+
+			responseData = { output: `Sent message to customer ${customerId}:  ${message}` };
+			const executionData = this.helpers.constructExecutionMetaData(
+				this.helpers.returnJsonArray(responseData),
+				{ itemData: { item: i } },
+			);
+
+			returnData.push(...executionData);
+		}
+		return [returnData];
+	}
+}