bun + hono

src/queues/email.queue.ts

@@ -0,0 +1,61 @@
+import { Queue, Worker, QueueEvents } from 'bullmq'
+import { EmailService } from '../services/email'
+import { config } from '../config/env'
+import Redis from 'ioredis'
+
+interface EmailJob {
+  to: string
+  subject: string
+  html: string
+  text: string
+}
+
+const connection = new Redis(config.redis.url, {
+  maxRetriesPerRequest: null
+})
+
+export const emailQueue = new Queue<EmailJob>('email', {
+  connection,
+  defaultJobOptions: {
+    attempts: 3,
+    backoff: {
+      type: 'exponential',
+      delay: 1000
+    }
+  }
+})
+
+const worker = new Worker<EmailJob>(
+  'email',
+  async (job) => {
+    const emailService = new EmailService()
+    await emailService.sendEmail(job.data)
+  },
+  { 
+    connection,
+    concurrency: 5,
+    limiter: {
+      max: 100,
+      duration: 1000 * 60 // 100 emails per minute
+    }
+  }
+)
+
+const queueEvents = new QueueEvents('email', { connection })
+
+worker.on('completed', (job) => {
+  console.log(`Email job ${job.id} completed`)
+})
+
+worker.on('failed', (job, error) => {
+  console.error(`Email job ${job?.id} failed:`, error)
+})
+
+queueEvents.on('waiting', ({ jobId }) => {
+  console.log(`Job ${jobId} is waiting`)
+})
+
+process.on('SIGTERM', async () => {
+  await worker.close()
+  await connection.quit()
+})