import type { IExecuteFunctions, IDataObject, ILoadOptionsFunctions, INodeExecutionData, INodePropertyOptions, INodeType, INodeTypeDescription, } from 'n8n-workflow'; import { NodeOperationError } from 'n8n-workflow'; import type { IMessage } from './GenericFunctions'; import { mailjetApiRequest, validateJSON } from './GenericFunctions'; import { emailFields, emailOperations } from './EmailDescription'; import { smsFields, smsOperations } from './SmsDescription'; export class Mailjet implements INodeType { description: INodeTypeDescription = { displayName: 'Mailjet', name: 'mailjet', icon: 'file:mailjet.svg', group: ['output'], version: 1, subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}', description: 'Consume Mailjet API', defaults: { name: 'Mailjet', }, inputs: ['main'], outputs: ['main'], credentials: [ { name: 'mailjetEmailApi', required: true, displayOptions: { show: { resource: ['email'], }, }, }, { name: 'mailjetSmsApi', required: true, displayOptions: { show: { resource: ['sms'], }, }, }, ], properties: [ { displayName: 'Resource', name: 'resource', type: 'options', noDataExpression: true, options: [ { name: 'Email', value: 'email', }, { name: 'SMS', value: 'sms', }, ], default: 'email', }, ...emailOperations, ...emailFields, ...smsOperations, ...smsFields, ], }; methods = { loadOptions: { // Get all the available custom fields to display them to user so that they can // select them easily async getTemplates(this: ILoadOptionsFunctions): Promise { const returnData: INodePropertyOptions[] = []; const { Data: templates } = await mailjetApiRequest.call(this, 'GET', '/v3/REST/template'); for (const template of templates) { returnData.push({ name: template.Name, value: template.ID, }); } return returnData; }, }, }; async execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); const returnData: INodeExecutionData[] = []; const length = items.length; let responseData; const resource = this.getNodeParameter('resource', 0); const operation = this.getNodeParameter('operation', 0); for (let i = 0; i < length; i++) { try { if (resource === 'email') { //https://dev.mailjet.com/email/guides/send-api-v31/#send-a-basic-email if (operation === 'send') { const fromEmail = this.getNodeParameter('fromEmail', i) as string; const htmlBody = this.getNodeParameter('html', i) as string; const textBody = this.getNodeParameter('text', i) as string; const subject = this.getNodeParameter('subject', i) as string; const additionalFields = this.getNodeParameter('additionalFields', i); const toEmail = (this.getNodeParameter('toEmail', i) as string).split(','); const jsonParameters = this.getNodeParameter('jsonParameters', i); const body: IMessage = { From: { Email: fromEmail, }, Subject: subject, To: [], Cc: [], Bcc: [], Variables: {}, }; for (const email of toEmail) { body.To?.push({ Email: email, }); } if (jsonParameters) { const variablesJson = this.getNodeParameter('variablesJson', i) as string; const parsedJson = validateJSON(variablesJson); if (parsedJson === undefined) { throw new NodeOperationError( this.getNode(), "Parameter 'Variables (JSON)' has a invalid JSON", { itemIndex: i }, ); } body.Variables = parsedJson; } else { const variables = ((this.getNodeParameter('variablesUi', i) as IDataObject) .variablesValues as IDataObject[]) || []; for (const variable of variables) { body.Variables![variable.name as string] = variable.value; } } if (htmlBody) { body.HTMLPart = htmlBody; } if (textBody) { body.TextPart = textBody; } if (additionalFields.bccEmail) { const bccEmail = (additionalFields.bccEmail as string).split(','); for (const email of bccEmail) { body.Bcc!.push({ Email: email, }); } } if (additionalFields.ccAddresses) { const ccEmail = (additionalFields.ccAddresses as string).split(','); for (const email of ccEmail) { body.Cc!.push({ Email: email, }); } } if (additionalFields.trackOpens) { body.TrackOpens = additionalFields.trackOpens as string; } if (additionalFields.replyTo) { const replyTo = additionalFields.replyTo as string; body.ReplyTo = { Email: replyTo, }; } if (additionalFields.trackClicks) { body.TrackClicks = additionalFields.trackClicks as string; } if (additionalFields.fromName) { body.From!.Name = additionalFields.fromName as string; } if (additionalFields.templateLanguage) { body.TemplateLanguage = additionalFields.templateLanguage as boolean; } if (additionalFields.priority) { body.Priority = additionalFields.priority as number; } responseData = await mailjetApiRequest.call(this, 'POST', '/v3.1/send', { Messages: [body], }); responseData = responseData.Messages; } //https://dev.mailjet.com/email/guides/send-api-v31/#use-a-template if (operation === 'sendTemplate') { const fromEmail = this.getNodeParameter('fromEmail', i) as string; const templateId = parseInt(this.getNodeParameter('templateId', i) as string, 10); const subject = this.getNodeParameter('subject', i) as string; const additionalFields = this.getNodeParameter('additionalFields', i); const toEmail = (this.getNodeParameter('toEmail', i) as string).split(','); const jsonParameters = this.getNodeParameter('jsonParameters', i); const body: IMessage = { From: { Email: fromEmail, }, Subject: subject, To: [], Cc: [], Bcc: [], Variables: {}, TemplateID: templateId, }; for (const email of toEmail) { body.To!.push({ Email: email, }); } if (jsonParameters) { const variablesJson = this.getNodeParameter('variablesJson', i) as string; const parsedJson = validateJSON(variablesJson); if (parsedJson === undefined) { throw new NodeOperationError( this.getNode(), "Parameter 'Variables (JSON)' has a invalid JSON", { itemIndex: i }, ); } body.Variables = parsedJson; } else { const variables = ((this.getNodeParameter('variablesUi', i) as IDataObject) .variablesValues as IDataObject[]) || []; for (const variable of variables) { body.Variables![variable.name as string] = variable.value; } } if (additionalFields.bccEmail) { const bccEmail = (additionalFields.bccEmail as string).split(','); for (const email of bccEmail) { body.Bcc!.push({ Email: email, }); } } if (additionalFields.ccEmail) { const ccEmail = (additionalFields.ccEmail as string).split(','); for (const email of ccEmail) { body.Cc!.push({ Email: email, }); } } if (additionalFields.replyTo) { const replyTo = additionalFields.replyTo as string; body.ReplyTo = { Email: replyTo, }; } if (additionalFields.trackOpens) { body.TrackOpens = additionalFields.trackOpens as string; } if (additionalFields.trackClicks) { body.TrackClicks = additionalFields.trackClicks as string; } if (additionalFields.fromName) { body.From!.Name = additionalFields.fromName as string; } if (additionalFields.templateLanguage) { body.TemplateLanguage = additionalFields.templateLanguage as boolean; } if (additionalFields.priority) { body.Priority = additionalFields.priority as number; } responseData = await mailjetApiRequest.call(this, 'POST', '/v3.1/send', { Messages: [body], }); responseData = responseData.Messages; } } if (resource === 'sms') { //https://dev.mailjet.com/sms/reference/send-message#v4_post_sms-send if (operation === 'send') { const from = this.getNodeParameter('from', i) as string; const to = this.getNodeParameter('to', i) as boolean; const text = this.getNodeParameter('text', i) as string; const body: IDataObject = { From: from, To: to, Text: text, }; responseData = await mailjetApiRequest.call(this, 'POST', '/v4/sms-send', body); } } const executionData = this.helpers.constructExecutionMetaData( this.helpers.returnJsonArray(responseData as IDataObject[]), { itemData: { item: i } }, ); returnData.push(...executionData); } catch (error) { if (this.continueOnFail()) { const executionErrorData = this.helpers.constructExecutionMetaData( this.helpers.returnJsonArray({ error: error.message }), { itemData: { item: i } }, ); returnData.push(...executionErrorData); continue; } throw error; } } return [returnData]; } }