first commit

packages/nodes-base/nodes/Emelia/EmeliaTrigger.node.ts

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+import {
+	NodeConnectionTypes,
+	type IDataObject,
+	type IHookFunctions,
+	type ILoadOptionsFunctions,
+	type INodePropertyOptions,
+	type INodeType,
+	type INodeTypeDescription,
+	type IWebhookFunctions,
+	type IWebhookResponseData,
+} from 'n8n-workflow';
+
+import { emeliaApiRequest, emeliaApiTest, emeliaGraphqlRequest } from './GenericFunctions';
+
+interface Campaign {
+	_id: string;
+	name: string;
+}
+
+export class EmeliaTrigger implements INodeType {
+	description: INodeTypeDescription = {
+		displayName: 'Emelia Trigger',
+		name: 'emeliaTrigger',
+		icon: 'file:emelia.svg',
+		subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}',
+		group: ['trigger'],
+		version: 1,
+		description: 'Handle Emelia campaign activity events via webhooks',
+		defaults: {
+			name: 'Emelia Trigger',
+		},
+		inputs: [],
+		outputs: [NodeConnectionTypes.Main],
+		credentials: [
+			{
+				name: 'emeliaApi',
+				required: true,
+				testedBy: 'emeliaApiTest',
+			},
+		],
+		webhooks: [
+			{
+				name: 'default',
+				httpMethod: 'POST',
+				responseMode: 'onReceived',
+				path: 'webhook',
+			},
+		],
+		properties: [
+			{
+				displayName: 'Campaign Name or ID',
+				name: 'campaignId',
+				type: 'options',
+				description:
+					'Choose from the list, or specify an ID using an <a href="https://docs.n8n.io/code/expressions/">expression</a>',
+				typeOptions: {
+					loadOptionsMethod: 'getCampaigns',
+				},
+				required: true,
+				default: '',
+			},
+			{
+				displayName: 'Events',
+				name: 'events',
+				type: 'multiOptions',
+				required: true,
+				default: [],
+				options: [
+					{
+						name: 'Email Bounced',
+						value: 'bounced',
+					},
+					{
+						name: 'Email Opened',
+						value: 'opened',
+					},
+					{
+						name: 'Email Replied',
+						value: 'replied',
+					},
+					{
+						name: 'Email Sent',
+						value: 'sent',
+					},
+					{
+						name: 'Link Clicked',
+						value: 'clicked',
+					},
+					{
+						name: 'Unsubscribed Contact',
+						value: 'unsubscribed',
+					},
+				],
+			},
+		],
+	};
+
+	methods = {
+		credentialTest: {
+			emeliaApiTest,
+		},
+
+		loadOptions: {
+			async getCampaigns(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
+				const responseData = await emeliaGraphqlRequest.call(this, {
+					query: `
+					query GetCampaigns {
+						campaigns {
+							_id
+							name
+						}
+					}`,
+					operationName: 'GetCampaigns',
+					variables: '{}',
+				});
+
+				return responseData.data.campaigns.map((campaign: Campaign) => ({
+					name: campaign.name,
+					value: campaign._id,
+				}));
+			},
+		},
+	};
+
+	webhookMethods = {
+		default: {
+			async checkExists(this: IHookFunctions): Promise<boolean> {
+				const webhookUrl = this.getNodeWebhookUrl('default') as string;
+				const campaignId = this.getNodeParameter('campaignId') as string;
+				const { webhooks } = await emeliaApiRequest.call(this, 'GET', '/webhook');
+				for (const webhook of webhooks) {
+					if (webhook.url === webhookUrl && webhook.campaignId === campaignId) {
+						return true;
+					}
+				}
+
+				return false;
+			},
+			async create(this: IHookFunctions): Promise<boolean> {
+				const webhookUrl = this.getNodeWebhookUrl('default') as string;
+				const webhookData = this.getWorkflowStaticData('node');
+				const events = this.getNodeParameter('events') as string[];
+
+				const campaignId = this.getNodeParameter('campaignId') as string;
+				const body = {
+					hookUrl: webhookUrl,
+					events: events.map((e) => e.toUpperCase()),
+					campaignId,
+				};
+
+				const { webhookId } = await emeliaApiRequest.call(this, 'POST', '/webhook/webhook', body);
+				webhookData.webhookId = webhookId;
+				return true;
+			},
+			async delete(this: IHookFunctions): Promise<boolean> {
+				const webhookData = this.getWorkflowStaticData('node');
+				const webhookUrl = this.getNodeWebhookUrl('default') as string;
+				const campaignId = this.getNodeParameter('campaignId') as string;
+
+				try {
+					const body = {
+						hookUrl: webhookUrl,
+						campaignId,
+					};
+					await emeliaApiRequest.call(this, 'DELETE', '/webhook/webhook', body);
+				} catch (error) {
+					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)],
+		};
+	}
+}