using FBoxClientDriver.Contract;
using log4net;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using RabbitMQ.Client;
using RabbitMQ.Client.Events;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Channels;
using System.Threading.Tasks;

namespace Ropin.Environmentally.LedgeService1.Controllers
{
    [ApiController]
    [Route("api/[controller]")]
    public class WeatherForecastController : ControllerBase
    {
        private static readonly string[] Summaries = new[]
        {
            "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
        };

        private readonly ILogger<WeatherForecastController> _logger;
        private static readonly ILog log = LogManager.GetLogger(typeof(WeatherForecastController));
        private IConnection con;
        private IModel channel;
        public WeatherForecastController(ILogger<WeatherForecastController> logger)
        {
            _logger = logger;
        }

        [HttpGet]
        public IEnumerable<WeatherForecast> Get()
        {
            var rng = new Random();
            return Enumerable.Range(1, 5).Select(index => new WeatherForecast
            {
                Date = DateTime.Now.AddDays(index),
                TemperatureC = rng.Next(-20, 55),
                Summary = Summaries[rng.Next(Summaries.Length)]
            })
            .ToArray();
        }
        [HttpPost("TestSendTopic/str")]
        public string TestSendTopic(string str)
        {
            try
            {
                var factory = new ConnectionFactory()
                {
                    HostName = "60.204.212.71",//IP地址
                    Port = 5672,//端口号
                    UserName = "guest",//用户账号
                    VirtualHost = "/",
                    Password = "guest"//用户密码
                };
                if (con == null || con.IsOpen == false)
                {
                    con = factory.CreateConnection();
                }
                if (channel == null || channel.IsOpen == false)
                {
                    channel = con.CreateModel();//创建连接会话对象
                }
                string change = "rabbit.test.changeTopic";
                string queueName = "rabbit.test";
                string keyName = "rabbit.test.key";

                //声明交换机
                //channel.ExchangeDeclare(change, "fanout", durable: true);
                //channel.ExchangeDeclare(change, type: ExchangeType.Direct); // Direct 交换机示例
                channel.ExchangeDeclare(change, type: ExchangeType.Topic, durable: true); // Topic 交换机示例
                //声明队列
                var queue = channel.QueueDeclare(
                   queue: queueName, //消息队列名称
                    durable: false, //是否缓存
                    exclusive: false,
                    autoDelete: false,
                    arguments: null
                    );
                //将队列与交换机进行绑定
                channel.QueueBind(queueName, change, keyName);
                channel.ConfirmSelect(); 
                //var msg = new
                //{
                //    devStoreCode = "8453d5ed-8a21-4880-88e7-f872e93551bf",
                //    devRunSpot = "295458455312930168",
                //    time = DateTime.Now
                //};                 
                string msgStr = str+"你好！" + DateTime.Now;//JsonConvert.SerializeObject(msg);
                //var ReceiveData = JsonConvert.DeserializeObject<ReceiveRabbitMQData>(msgStr);
                var body = Encoding.UTF8.GetBytes(msgStr);
                var properties = channel.CreateBasicProperties();
                properties.Persistent = true; // 设置消息持久化
                properties.DeliveryMode = 2; // 持久化消息
                channel.BasicPublish(change, keyName, properties, body);
                bool bol = channel.WaitForConfirms();
                Console.WriteLine("返回消息：" + bol + "；数据：" + msgStr);
                return msgStr;

                //告诉Rabbit每次只能向消费者发送一条信息,再消费者未确认之前,不再向他发送信息
                //channel.BasicQos(0, 1, false);

                //创建消费者对象
                //var consumer = new EventingBasicConsumer(channel);
                //consumer.Received += (model, ea) =>
                //{
                //    var body = ea.Body.ToArray();
                //    var message = Encoding.UTF8.GetString(body);
                //    logger.LogInformation("【RabbitMQ】"+message);
                //    Console.WriteLine(" [x] Received shutdown signal: '{0}'", message);

                //    // 在这里处理关机事件

                //    //返回消息确认
                //    //channel.BasicAck(ea.DeliveryTag, multiple: false);
                //};
                //消费者开启监听  将autoAck设置false 关闭自动确认
                //channel.BasicConsume(queue: queue.QueueName, autoAck: true, consumer: consumer);

                //发送消息
                //channel.BasicPublish(exchange: "", routingKey: queueName, basicProperties: null, body: body);
            }
            catch (Exception ex)
            {
                log.Info("【异常-RabbitMQ-TestSend】" + ex.Message);
                throw;
            }
        }

        [HttpPost("TestSendDirect/str")]
        public string TestSendDirect(string str)
        {
            try
            {
                var factory = new ConnectionFactory()
                {
                    HostName = "60.204.212.71",//IP地址
                    Port = 5672,//端口号
                    UserName = "guest",//用户账号
                    VirtualHost = "/",
                    Password = "guest"//用户密码
                };
                if (con == null || con.IsOpen == false)
                {
                    con = factory.CreateConnection();
                }
                if (channel == null || channel.IsOpen == false)
                {
                    channel = con.CreateModel();//创建连接会话对象
                }
                string change = "rabbit.test.DirectExchange";
                string queueName = "rabbit.test";
                string keyName = "rabbit.test.key";
                //声明交换机
                //channel.ExchangeDeclare(change, "fanout", durable: true);
                channel.ExchangeDeclare(change, type: ExchangeType.Direct); // Direct 交换机示例
                //声明队列
                var queue = channel.QueueDeclare(
                   queue: queueName, //消息队列名称
                    durable: false, //是否缓存
                    exclusive: false,
                    autoDelete: false,
                    arguments: null
                    );
                channel.ConfirmSelect();
                string msgStr = str+"你好！" + DateTime.Now;//JsonConvert.SerializeObject(msg);
                //var ReceiveData = JsonConvert.DeserializeObject<ReceiveRabbitMQData>(msgStr);
                var body = Encoding.UTF8.GetBytes(msgStr);
                var properties = channel.CreateBasicProperties();
                properties.Persistent = true; // 设置消息持久化
                properties.DeliveryMode = 2; // 持久化消息
                channel.BasicPublish(change, keyName, properties, body);
                bool bol = channel.WaitForConfirms();
                Console.WriteLine("返回消息：" + bol + "；数据：" + msgStr);
                return msgStr;

                //告诉Rabbit每次只能向消费者发送一条信息,再消费者未确认之前,不再向他发送信息
                //channel.BasicQos(0, 1, false);

                //创建消费者对象
                //var consumer = new EventingBasicConsumer(channel);
                //consumer.Received += (model, ea) =>
                //{
                //    var body = ea.Body.ToArray();
                //    var message = Encoding.UTF8.GetString(body);
                //    logger.LogInformation("【RabbitMQ】"+message);
                //    Console.WriteLine(" [x] Received shutdown signal: '{0}'", message);

                //    // 在这里处理关机事件

                //    //返回消息确认
                //    //channel.BasicAck(ea.DeliveryTag, multiple: false);
                //};
                //消费者开启监听  将autoAck设置false 关闭自动确认
                //channel.BasicConsume(queue: queue.QueueName, autoAck: true, consumer: consumer);

                //发送消息
                //channel.BasicPublish(exchange: "", routingKey: queueName, basicProperties: null, body: body);
            }
            catch (Exception ex)
            {
                log.Info("【异常-RabbitMQ-TestSend】" + ex.Message);
                throw;
            }
        }

        [HttpPost("TestReceive")]
        public string TestReceive()
        {
            string message = "";
            try
            {
                var factory = new ConnectionFactory()
                {
                    HostName = "60.204.212.71",//IP地址
                    Port = 5672,//端口号
                    UserName = "guest",//用户账号
                    VirtualHost = "/",
                    Password = "guest"//用户密码
                };              
                if (con==null||con.IsOpen==false)
                {
                    con = factory.CreateConnection();
                }
                if (channel==null||channel.IsOpen==false)
                {
                    channel = con.CreateModel();//创建连接会话对象
                }
                //声明队列
                var queue = channel.QueueDeclare(
                   queue: "rabbit@rabbitmq01_test", //消息队列名称
                    durable: false, //是否缓存
                    exclusive: false,
                    autoDelete: false,
                    arguments: null
                    );
                //告诉Rabbit每次只能向消费者发送一条信息,再消费者未确认之前,不再向他发送信息
                channel.BasicQos(0, 1, false);

                //创建消费者对象
                var consumer = new EventingBasicConsumer(channel);
                consumer.Received += async (model, ea) =>
                {
                    try
                    {
                        var body = ea.Body.ToArray();
                        message = Encoding.UTF8.GetString(body);
                        log.Info("【RabbitMQ】" + message);
                        Console.WriteLine("【RabbitMQ】" + message);
                        // Console.WriteLine(" [x] Received shutdown signal: '{0}'", message);
                        // 在这里处理关机事件
                        //    //返回消息确认
                        //    channel.BasicAck(ea.DeliveryTag, multiple: true);
                    }
                    catch (Exception ex)
                    {
                        log.Info("【RabbitMQ-接收消息处理异常了】" + ex.Message);
                    }
                };
                //消费者开启监听  将autoAck设置false 手动确认关闭；true：自动关闭；
                channel.BasicConsume(queue: queue.QueueName, autoAck: true, consumer: consumer);
            }
            catch (Exception ex)
            {
                log.Info("【异常-RabbitMQ-TestReceive】" + ex.Message);
                throw;
            }
            return message;
        }
    }
}