<?php
/**
 * 消费生产者-消费任务
 * 发布/订阅模式
 */

require_once __DIR__ . '/vendor/autoload.php';
require_once __DIR__ . '/config.php';

use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;

$host = RABBITMQ_CONF['host'];
$port = RABBITMQ_CONF['port'];
$user = RABBITMQ_CONF['user'];
$password = RABBITMQ_CONF['password'];
$exchange = 'boli-exchange';
$exchange_type = 'fanout';

// 连接RabbitMQ服务器
$connection = new AMQPStreamConnection($host, $port, $user, $password);
$channel = $connection->channel();

// 创建交换器，类型为扇形
$channel->exchange_declare($exchange, $exchange_type, false, false, false);

// 创建临时队列，队列名是随机的
list($queue_name, ,) = $channel->queue_declare('', false, false, true, false);

// 绑定交换器和队列
$channel->queue_bind($queue_name, $exchange);

echo " [*] Waiting for $exchange. To exit press CTRL+C\n";

// 定义回调函数
$callback = function ($msg) {
    echo ' [x] Received ', $msg->body, "\n";
};

// 定义队列的消费回调，将消息传递给回调函数，并且自动消息确认
$channel->basic_consume($queue_name, '', false, true, false, false, $callback);

// 循环消费/接收消息
while ($channel->is_open()) {
    $channel->wait();
}

// 关闭连接
$channel->close();
$connection->close();