first commit

packages/nodes-base/nodes/Gumroad/GumroadTrigger.node.ts

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+import type {
+	IHookFunctions,
+	IWebhookFunctions,
+	IDataObject,
+	INodeType,
+	INodeTypeDescription,
+	IWebhookResponseData,
+} from 'n8n-workflow';
+import { NodeConnectionTypes } from 'n8n-workflow';
+
+import { gumroadApiRequest } from './GenericFunctions';
+
+export class GumroadTrigger implements INodeType {
+	// eslint-disable-next-line n8n-nodes-base/node-class-description-missing-subtitle
+	description: INodeTypeDescription = {
+		displayName: 'Gumroad Trigger',
+		name: 'gumroadTrigger',
+		// eslint-disable-next-line n8n-nodes-base/node-class-description-icon-not-svg
+		icon: 'file:gumroad.png',
+		group: ['trigger'],
+		version: 1,
+		description: 'Handle Gumroad events via webhooks',
+		defaults: {
+			name: 'Gumroad Trigger',
+		},
+		inputs: [],
+		outputs: [NodeConnectionTypes.Main],
+		credentials: [
+			{
+				name: 'gumroadApi',
+				required: true,
+			},
+		],
+		webhooks: [
+			{
+				name: 'default',
+				httpMethod: 'POST',
+				responseMode: 'onReceived',
+				path: 'webhook',
+			},
+		],
+		properties: [
+			{
+				displayName: 'Resource',
+				name: 'resource',
+				type: 'options',
+				noDataExpression: true,
+				required: true,
+				default: '',
+				options: [
+					{
+						name: 'Cancellation',
+						value: 'cancellation',
+						description:
+							"When subscribed to this resource, you will be notified of cancellations of the user's subscribers",
+					},
+					{
+						name: 'Dispute',
+						value: 'dispute',
+						description:
+							"When subscribed to this resource, you will be notified of the disputes raised against user's sales",
+					},
+					{
+						name: 'Dispute Won',
+						value: 'dispute_won',
+						description:
+							'When subscribed to this resource, you will be notified of the sale disputes won',
+					},
+					{
+						name: 'Refund',
+						value: 'refund',
+						description:
+							"When subscribed to this resource, you will be notified of refunds to the user's sales",
+					},
+					{
+						name: 'Sale',
+						value: 'sale',
+						description:
+							"When subscribed to this resource, you will be notified of the user's sales",
+					},
+				],
+				description: 'The resource is gonna fire the event',
+			},
+		],
+	};
+
+	webhookMethods = {
+		default: {
+			async checkExists(this: IHookFunctions): Promise<boolean> {
+				const webhookData = this.getWorkflowStaticData('node');
+				if (webhookData.webhookId === undefined) {
+					return false;
+				}
+				const endpoint = '/resource_subscriptions';
+				const { resource_subscriptions } = await gumroadApiRequest.call(this, 'GET', endpoint);
+				if (Array.isArray(resource_subscriptions)) {
+					for (const resource of resource_subscriptions) {
+						if (resource.id === webhookData.webhookId) {
+							return true;
+						}
+					}
+				}
+				return false;
+			},
+			async create(this: IHookFunctions): Promise<boolean> {
+				const webhookUrl = this.getNodeWebhookUrl('default');
+				const webhookData = this.getWorkflowStaticData('node');
+				const resource = this.getNodeParameter('resource') as string;
+				const endpoint = '/resource_subscriptions';
+				const body: IDataObject = {
+					post_url: webhookUrl,
+					resource_name: resource,
+				};
+				const { resource_subscription } = await gumroadApiRequest.call(this, 'PUT', endpoint, body);
+				webhookData.webhookId = resource_subscription.id;
+				return true;
+			},
+			async delete(this: IHookFunctions): Promise<boolean> {
+				let responseData;
+				const webhookData = this.getWorkflowStaticData('node');
+				const endpoint = `/resource_subscriptions/${webhookData.webhookId}`;
+				try {
+					responseData = await gumroadApiRequest.call(this, 'DELETE', endpoint);
+				} catch (error) {
+					return false;
+				}
+				if (!responseData.success) {
+					return false;
+				}
+				delete webhookData.webhookId;
+				return true;
+			},
+		},
+	};
+
+	async webhook(this: IWebhookFunctions): Promise<IWebhookResponseData> {
+		const req = this.getRequestObject();
+		return {
+			workflowData: [this.helpers.returnJsonArray(req.body as IDataObject)],
+		};
+	}
+}