初始化

FutureMailAPI/Helpers/MailDeliveryJob.cs

@@ -0,0 +1,102 @@
+using Microsoft.EntityFrameworkCore;
+using Quartz;
+using FutureMailAPI.Data;
+using FutureMailAPI.Models;
+
+namespace FutureMailAPI.Helpers
+{
+    [DisallowConcurrentExecution]
+    public class MailDeliveryJob : IJob
+    {
+        private readonly FutureMailDbContext _context;
+        private readonly ILogger<MailDeliveryJob> _logger;
+        
+        public MailDeliveryJob(FutureMailDbContext context, ILogger<MailDeliveryJob> logger)
+        {
+            _context = context;
+            _logger = logger;
+        }
+        
+        public async Task Execute(IJobExecutionContext context)
+        {
+            _logger.LogInformation("开始执行邮件投递任务: {time}", DateTime.Now);
+            
+            try
+            {
+                // 查找所有需要投递的邮件
+                var mailsToDeliver = await _context.SentMails
+                    .Where(m => m.Status == 1 && m.DeliveryTime <= DateTime.UtcNow)
+                    .Include(m => m.Sender)
+                    .ToListAsync();
+                
+                _logger.LogInformation("找到 {count} 封待投递邮件", mailsToDeliver.Count);
+                
+                foreach (var mail in mailsToDeliver)
+                {
+                    try
+                    {
+                        // 更新邮件状态为投递中
+                        mail.Status = 2;
+                        await _context.SaveChangesAsync();
+                        
+                        // 根据收件人类型创建接收邮件记录
+                        if (mail.RecipientType == 0) // 发给自己
+                        {
+                            var receivedMail = new ReceivedMail
+                            {
+                                SentMailId = mail.Id,
+                                RecipientId = mail.SenderId,
+                                ReceivedAt = DateTime.UtcNow
+                            };
+                            
+                            _context.ReceivedMails.Add(receivedMail);
+                        }
+                        else if (mail.RecipientType == 1 && mail.RecipientId.HasValue) // 发给指定用户
+                        {
+                            var receivedMail = new ReceivedMail
+                            {
+                                SentMailId = mail.Id,
+                                RecipientId = mail.RecipientId.Value,
+                                ReceivedAt = DateTime.UtcNow
+                            };
+                            
+                            _context.ReceivedMails.Add(receivedMail);
+                        }
+                        else if (mail.RecipientType == 2) // 公开时间胶囊
+                        {
+                            // 公开时间胶囊的处理逻辑，可能需要更复杂的机制
+                            // 这里简化处理，暂时不实现
+                        }
+                        
+                        // 更新邮件状态为已送达
+                        mail.Status = 3;
+                        
+                        // 更新对应的时间胶囊状态
+                        var timeCapsule = await _context.TimeCapsules
+                            .FirstOrDefaultAsync(tc => tc.SentMailId == mail.Id);
+                            
+                        if (timeCapsule != null)
+                        {
+                            timeCapsule.Status = 3; // 已开启
+                        }
+                        
+                        await _context.SaveChangesAsync();
+                        
+                        _logger.LogInformation("邮件 {mailId} 投递成功", mail.Id);
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "投递邮件 {mailId} 时发生错误", mail.Id);
+                        // 可以添加重试逻辑或错误通知
+                    }
+                }
+                
+                _logger.LogInformation("邮件投递任务完成: {time}", DateTime.Now);
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "执行邮件投递任务时发生错误");
+            }
+        }
+    }
+}