Merge pull request #42 from GoLembrar/feat-messaging

Feat messaging

.env.example

@@ -1,4 +1,19 @@
-DATABASE_URL="postgresql://postgres:postgres@localhost:5432/test_db?schema=public"
+DATABASE_URL="postgresql://test:test@localhost:5432/golembrar"
+
+#CONFIGURAÇÃO para conectar ao RabbitMQ
+USER_RABBITMQ="test"
+PASSWORD_RABBITMQ="test"
+
+# EMAIL_HOST="smtp.gmail.com"  
+# MAIL_PORT=587  
+
+#CONFIGURAÇÃO ABAIXO PARA UTILIZAR O SERVIÇO DE EMAIL DO MAILTRAP
+EMAIL_HOST="sandbox.smtp.mailtrap.io"
+EMAIL_AUTH_USER="<CREDENTIAL_TO_ACESS_THE_USER>"
+EMAIL_AUTH_PASSWORD="<CREDENTIAL_PASSWORD>"
+EMAIL_SERVICE_PORT=2525
+
+
 JWT_SECRET="variosnumerosletrasesimbolosmisturadosparasegurançadosecret"
 # A variável abaixo é referente ao tempo que o token vai durar, "1h" no caso é uma hora.
 # Possíveis valores: Xm Xh Xd Xw XM onde X é qualquer valor, m são minutos, h são horas

compose.yml

@@ -20,10 +20,13 @@ services:
       start_period: 10s
 
   rabbitmq:
-   image: rabbitmq:3-management-alpine
+    image: rabbitmq:3-management
+    container_name: rabbitmq-service
     ports:
-     - 5672:5672
-     - 15672:15672
+      - 5672:5672
+      - 15672:15672
+    volumes:
+      - rabbitmq_data:/var/lib/rabbitmq
     environment:
       - RABBITMQ_DEFAULT_USER=test
       - RABBITMQ_DEFAULT_PASS=test
@@ -43,3 +46,6 @@ networks:
   default:
     driver: bridge
     name: golembrar
+
+volumes:
+  rabbitmq_data:

consumer-queue-email/consumers/email.consumer.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { EmailConsumer } from './email.consumer';
+import { EmailModule } from '../email/email.module';
+
+@Module({
+  imports: [EmailModule],
+  providers: [EmailConsumer],
+})
+export class EmailConsumerModule {}

consumer-queue-email/consumers/email.consumer.ts

@@ -0,0 +1,49 @@
+import { ClientRMQ, MessagePattern } from '@nestjs/microservices';
+import { EmailService } from '../email/email.service';
+import { Injectable } from '@nestjs/common';
+import * as amqp from 'amqplib';
+import { QueueList } from '../../src/queue/utils/queue-list';
+@Injectable()
+export class EmailConsumer {
+  private channel: amqp.Channel;
+
+  constructor(private readonly emailService: EmailService) {
+    this.receiveEmail();
+  }
+
+  private async receiveEmail() {
+    const connection = await amqp.connect(
+      `amqp://${process.env.USER_RABBITMQ}:${process.env.PASSWORD_RABBITMQ}@localhost`,
+    );
+    this.channel = await connection.createChannel();
+    console.log('EmailConsumer: conexão feita com sucesso!');
+    // Consume messages from the queue
+    this.channel.consume(QueueList.EMAIL, async (msg: any) => {
+      if (msg) {
+        const data = JSON.parse(msg.content.toString());
+        console.log(data);
+        const email = data.data.email;
+        console.log(email);
+
+        // Call the email service to send email
+        await this.emailService.sendEmail(
+          email,
+          'Mensagem de boas vindas',
+          'Bem vindo ao GoLembrar',
+        );
+
+        /* new Promise((resolve, reject) => {
+          setTimeout(
+            () => {
+              resolve(console.log(`EMAIL ENVIADO COM SUCESSO PARA: ${email}`));
+            },
+            Math.floor(Math.random() * 5000 + 1000),
+          );
+        }); */
+
+        // Acknowledge the message
+        this.channel.ack(msg);
+      }
+    });
+  }
+}

consumer-queue-email/email/email.module.ts

@@ -0,0 +1,25 @@
+import { config } from 'dotenv';
+import { MailerModule } from '@nestjs-modules/mailer';
+import { Module } from '@nestjs/common';
+import { EmailService } from './email.service';
+import { ConfigModule } from '@nestjs/config';
+
+config();
+@Module({
+  imports: [
+    ConfigModule.forRoot(),
+    MailerModule.forRoot({
+      transport: {
+        host: process.env.EMAIL_HOST,
+        port: parseInt(process.env.EMAIL_SERVICE_PORT, 10),
+        auth: {
+          user: process.env.EMAIL_AUTH_USER,
+          pass: process.env.EMAIL_AUTH_PASSWORD,
+        },
+      },
+    }),
+  ],
+  providers: [EmailService],
+  exports: [EmailService],
+})
+export class EmailModule { }

consumer-queue-email/email/email.service.ts

@@ -0,0 +1,22 @@
+import { config } from 'dotenv';
+import { MailerService } from '@nestjs-modules/mailer';
+import { Injectable } from '@nestjs/common';
+
+@Injectable()
+export class EmailService {
+  constructor(private readonly mailerService: MailerService) {}
+
+  async sendEmail(
+    email: string,
+    subject: string,
+    context: string,
+  ): Promise<void> {
+    await this.mailerService.sendMail({
+      to: email,
+      from: process.env.EMAIL_USER,
+      subject: subject,
+      html: `<b>${context}</b>`,
+    });
+    console.log('mensagem enviada com sucesso');
+  }
+}

consumer-queue-email/worker.ts

@@ -0,0 +1,15 @@
+// worker.ts
+import { NestFactory } from '@nestjs/core';
+import { MicroserviceOptions } from '@nestjs/microservices';
+import { EmailConsumerModule } from './consumers/email.consumer.module';
+
+async function bootstrap() {
+  const app =
+    await NestFactory.createMicroservice<MicroserviceOptions>(
+      EmailConsumerModule,
+    );
+
+  app.listen();
+}
+
+bootstrap();

http/auth-request.http

@@ -6,7 +6,7 @@ POST {{host}}/auth HTTP/1.1
 Content-Type: application/json
 
 {
-    "email": "test@email.com",
+    "email": "jhone.test14@gmail.com",
     "password": "senhaForte"
 }
 

http/email-requests .http

@@ -0,0 +1,4 @@
+### create one user account
+
+GET http://localhost:3000/send-email HTTP/1.1
+Content-Type: application/json

http/user-requests.http

@@ -6,8 +6,9 @@ POST http://localhost:3000/user HTTP/1.1
 Content-Type: application/json
 
 {
-  "email" : "test@email.com",
-  "phone" : "19987851003",
+  "email" : "jhone.test14@gmail.com",
+  "phone" : "19987851009",
+  "name" : "jhone",
   "password" : "senhaForte"
 }
 
@@ -23,7 +24,11 @@ Authorization: Bearer {{token}}
 
 ###
 
-DELETE http://localhost:3000/user/11
+DELETE http://localhost:3000/user
+Authorization: Bearer {{token}}
+Content-Type: application/json
+
+
 
 ### get one user account
 
@@ -36,7 +41,7 @@ Content-Type: application/json
 
 {
   "email" : "test@email.com",
-  "password" : "senhaForte1"
+  "password" : "senhaForte"
 }
 
 ### get all users account