添加项目文件。

2026-05-09 17:06:30 +08:00
parent c60f5fe117
commit 720ef957d4
378 changed files with 14843 additions and 0 deletions
@@ -0,0 +1,84 @@
+using IM.DomainCommons;
+using MessageService.Domain.Enums;
+using MessageService.Domain.Events;
+using MessageService.Domain.Tools;
+
+namespace MessageService.Domain.Entities
+{
+    public class Conversation : AggregateRootEntity
+    {
+        /// <summary>
+        /// 用户
+        /// </summary>
+        public Guid UserId { get; private set; }
+
+        /// <summary>
+        /// 对方ID（群聊为群聊ID，单聊为单聊ID）	
+        /// </summary>
+        public Guid TargetId { get; private set; }
+        public string TargetAvatar { get; private set; }
+        public string TargetName { get; private set; }
+
+        /// <summary>
+        /// 最后一条未读消息ID	
+        /// </summary>
+        public long? LastReadSequenceId { get; private set; }
+
+        /// <summary>
+        /// 未读消息数	
+        /// </summary>
+        public int UnreadCount { get; private set; }
+
+        public ChatType ChatType { get; private set; }
+
+        /// <summary>
+        /// 消息推送唯一标识符
+        /// </summary>
+        public string StreamKey { get; private set; }
+
+        /// <summary>
+        /// 最后一条最新消息
+        /// </summary>
+        public string LastMessage { get; private set; }
+        private Conversation() { }
+
+        public Conversation(Guid userId, Guid targetId, string targetAvatar, string targetName, long? lastReadSequenceId, int unreadCount, ChatType chatType, string lastMessage)
+        {
+            UserId = userId;
+            TargetId = targetId;
+            TargetAvatar = targetAvatar;
+            TargetName = targetName;
+            LastReadSequenceId = lastReadSequenceId;
+            UnreadCount = unreadCount;
+            ChatType = chatType;
+            LastMessage = lastMessage;
+            StreamKey = ChatType == ChatType.GROUP ? StreamKeyBuilder.Group(targetId) : StreamKeyBuilder.Private(userId, targetId);
+            AddDomainEvent(new ConversationCreatedDomainEvent(this));
+        }
+
+        public void Update(long? LastReadSequenceId = default, int? unreadCount = default, string? lastMsg = default)
+        {
+            if (LastReadSequenceId != null)
+            {
+                LastReadSequenceId = LastReadSequenceId.Value;
+            }
+            if (unreadCount != null)
+            {
+                UnreadCount += unreadCount.Value;
+            }
+
+            if (lastMsg != null)
+            {
+                LastMessage = lastMsg;
+            }
+        }
+
+        public void UpdateProfile(string name, string avatar)
+        {
+            TargetAvatar = avatar;
+            TargetName = name;
+        }
+
+
+    }
+}