feat(reset): 以构造器模式重构

- 加了大文件传输自定义分片协议

BREAKING CHANGES: 0.1.0(latest)

types/chat/base.ts

@@ -1,47 +1,25 @@
-import type { User } from '../index';
-import type { ChatMessageType, ChatMessageStatus } from './enum';
+import type { UserProfile } from '../user';
+import type { ChatMessageType } from './types';
+import type { BaseEntity } from '../common';
 
 // 聊天消息接口
-export interface ChatMessage {
-    id: string;
+export interface ChatMessage extends BaseEntity {
     // 聊天会话id，下面那个接口的id
-    sessionId: string;
-    sender: User;
-    receiver: User;
-    content: string;
-    type: ChatMessageType;
-    status: ChatMessageStatus;
+    chatSessionId: string;
+    sender: UserProfile;
+    receiver: UserProfile;
+    content: string;        // 只支持文本信息
+    type: ChatMessageType;  // 实际无用
     createdAt: Date;
-    // 非文本消息类型的元数据
-    metadata?: {
-        fileName?: string;
-        fileSize?: number;
-        duration?: number;
-        // 小图预览
-        thumbnail?: string;
-        [key: string]: unknown;
-    };
+    // 无元数据，因为只有文本消息
 }
 
 // 聊天会话接口
-export interface ChatSession {
+export interface ChatSession extends BaseEntity {
     id: string;
-    participant1Id: string;
-    participant2Id: string;
-    participant1: User;
-    participant2: User;
-    lastMessage?: {
-        id: string;
-        content: string;
-        senderId: string;
-        createdAt: Date;
-    };
-    unreadCount1: number; // 参与者1的未读消息数
-    unreadCount2: number; // 参与者2的未读消息数
-    createdAt: Date;
-    updatedAt: Date;
-    // 会话元数据（特殊标记、背景设置、自定义属性等等）
-    metadata?: {
-        [key: string]: unknown;
-    };
+    participant1: UserProfile;
+    participant2: UserProfile;
+    // 用于在聊天列表显示最后一句话
+    lastMessage?: ChatMessage;
+    // 没有已读和未读
 }