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Viewing file:     consumer.js (914 B)      -rw-r--r--

const amqp = require('amqplib');

async function consume() {
    const queue = 'hello';

    // 1. Connect
    const connection = await amqp.connect('amqp://guest:guest@localhost');
    
    // 2. Create channel
    const channel = await connection.createChannel();

    // 3. Ensure queue exists
    await channel.assertQueue(queue, { durable: true });

    // at a time 1 process 
    channel.prefetch(1);

    // 4. Process messages
    console.log(`📥 Consumer is Waiting for messages in ${queue}...`);
    channel.consume(queue, (msg) => {
        if (msg !== null) {
            console.log(`✅ Received: ${msg.content.toString()}`);
            setTimeout(function() {
                console.log(" [x] Done");
                channel.ack(msg);
            }, 5 * 1000);
            // channel.ack(msg); // acknowledge
        }
    });
}

consume().catch(console.error);