/// <summary>
/// 发送邮件 正常情况下应该使用 MQ 来解耦发送邮件 -- 后面改为MQ
/// </summary>
/// <param name="title">邮件主题</param>
/// <param name="htmlContent">邮件内容</param>
/// <param name="emailTo">收件人邮箱 可以用分号分隔 发送到多个</param>
/// <param name="emailToName">收件人姓名</param>
/// <returns></returns>
public async Task <string> SendSystemMailAsync(string title, string htmlContent, string emailTo, string emailToName = null)
{
if (title.IsNullOrEmpty() || htmlContent.IsNullOrEmpty() || emailTo.IsNullOrEmpty())
{
return("发送失败,参数不允许为空!");
}
var mailBo = new MailBo(IConfiguration)
{
MailToName = emailToName,
MailTo = emailTo
};
var mqMailBo = new MqMailBo()
{
MailBo = mailBo,
Title = title,
HtmlContent = htmlContent
};
using (var channel = RabbitConnection.CreateModel())
{
channel.QueueDeclare(queue: "LionEmailQueue",
durable: true,
exclusive: false,
autoDelete: false,
arguments: null);
channel.ConfirmSelect(); //等待发送成功确认
var properties = channel.CreateBasicProperties();
properties.Persistent = true; //持久化
properties.MessageId = IdWorker.NextId().ToString(); //消息Id
properties.Timestamp = new AmqpTimestamp(DateTime.Now.GetJsTimeStamp());
properties.Headers = new Dictionary <string, object>();
var bodyJson = mqMailBo.ToJson();
var body = Encoding.UTF8.GetBytes(bodyJson);
channel.BasicPublish(exchange: "",
routingKey: "LionEmailQueue",
basicProperties: properties,
body: body);
var isOk = channel.WaitForConfirms();
if (isOk)
{
return("发送成功");
}
//日志记录
LogHelper.Logger.Error($"邮件保存MQ失败,bodyJson:{bodyJson}");
return("发送异常");
}
}
/// <summary>
/// 重试 死信 测试
/// </summary>
/// <param name="msg"></param>
/// <returns></returns>
public async Task <string> RetryDeadLetterMqSendAsync(string msg)
{
using (var channel = RabbitConnection.CreateModel())
{
channel.ExchangeDeclare("TestExchange", ExchangeType.Direct, true);
channel.QueueDeclare("TestQueue", true, false, false);
channel.QueueBind("TestQueue", "TestExchange", "TestRouteKey");
channel.ConfirmSelect(); //等待发送确认
var properties = channel.CreateBasicProperties();
properties.Persistent = true; //设置为持久化
properties.MessageId = IdWorker.NextId().ToString(); //消息Id
var body = msg.GetBytes();
channel.BasicPublish("TestExchange", "TestRouteKey", properties, body);
var isOk = channel.WaitForConfirms(TimeSpan.FromSeconds(3));
if (isOk)
{
return("发送成功");
}
}
return("发送失败");
}