Merge branch 'feat/share'

fix: 移除路由 base 路径并优化图片展示布局
- Vue Router base 路径从 /chat-ui/ 改为 / - MessageBubble 添加 readonly prop，分享页面隐藏操作栏 - 图片网格改用 inline-flex 布局，按内容宽度收缩 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-26 10:45:08 +08:00 · 2026-03-26 10:17:58 +08:00 · 2026-03-26 09:15:33 +08:00 · 2026-03-25 16:41:32 +08:00 · 2026-03-25 16:20:47 +08:00 · 2026-03-25 15:38:38 +08:00
30 changed files with 4935 additions and 343 deletions
--- a/package-lock.json
+++ b/package-lock.json
--- a/package.json
+++ b/package.json
@ -6,7 +6,10 @@
  "scripts": {
    "dev": "vite",
    "build": "vue-tsc -b && vite build",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "test": "vitest",
+    "test:run": "vitest run",
+    "test:coverage": "vitest run --coverage"
  },
  "dependencies": {
    "@microsoft/fetch-event-source": "^2.0.1",
@ -30,14 +33,18 @@
  "devDependencies": {
    "@types/node": "^24.10.1",
    "@vitejs/plugin-vue": "^6.0.1",
+    "@vitest/coverage-v8": "^4.1.1",
+    "@vue/test-utils": "^2.4.6",
    "@vue/tsconfig": "^0.8.1",
    "autoprefixer": "^10.4.24",
+    "happy-dom": "^20.8.8",
    "postcss": "^8.5.6",
    "prettier": "^3.8.1",
    "sass": "^1.97.3",
    "tailwindcss": "^4.1.18",
    "typescript": "~5.9.3",
    "vite": "^7.2.4",
+    "vitest": "^4.1.1",
    "vue-tsc": "^3.1.4"
  }
 }
--- a/server/api/share_routes.py
+++ b/server/api/share_routes.py
@ -0,0 +1,230 @@
+"""
+分享功能路由 - 创建分享、验证密码、获取分享内容
+"""
+
+import json
+import time
+import uuid
+from datetime import datetime, timezone
+from typing import Dict, List, Optional
+
+from fastapi import HTTPException
+from pydantic import BaseModel
+
+import sys
+from pathlib import Path
+sys.path.append(str(Path(__file__).parent.parent))
+
+from database import get_db
+from core import log_error, log_info
+
+
+# ── 请求/响应模型 ─────────────────────────────────────────────────────
+
+class CreateShareRequest(BaseModel):
+    """创建分享请求"""
+    conversationIds: List[str] = []
+    messages: Optional[List[dict]] = None  # 直接传递消息数据（消息分享模式）
+    passwordHash: str
+    expiresIn: Optional[int] = 604800  # 默认7天（秒）
+
+
+class VerifyShareRequest(BaseModel):
+    """验证分享请求"""
+    passwordHash: str
+
+
+# ── 分享处理器 ──────────────────────────────────────────────────────────
+
+async def create_share_handler(data: dict):
+    """
+    创建分享
+
+    请求体:
+    {
+        "conversationIds": ["conv-1", "conv-2"],
+        "messages": [...],  // 可选，消息分享模式
+        "passwordHash": "sha256-hash",
+        "expiresIn": 604800
+    }
+    """
+    try:
+        conversation_ids = data.get("conversationIds", [])
+        messages = data.get("messages")  # 消息分享模式
+        password_hash = data.get("passwordHash", "")
+        expires_in = data.get("expiresIn", 604800)
+
+        if not password_hash:
+            raise HTTPException(status_code=400, detail="请设置访问密码")
+
+        # 获取数据库实例
+        db = get_db()
+
+        # 计算过期时间
+        now = int(datetime.now(timezone.utc).timestamp() * 1000)
+        expires_at = now + (expires_in * 1000)
+
+        # 消息分享模式
+        if messages:
+            if len(messages) == 0:
+                raise HTTPException(status_code=400, detail="请选择要分享的消息")
+
+            # 创建虚拟对话
+            virtual_conv_id = str(uuid.uuid4())
+            virtual_conversation = {
+                "id": virtual_conv_id,
+                "title": f"分享的消息 ({len(messages)}条)",
+                "messages": messages,
+                "createdAt": now,
+                "updatedAt": now,
+            }
+
+            # 创建分享记录
+            share_data = {
+                "conversationIds": [virtual_conv_id],
+                "conversations": [virtual_conversation],
+                "passwordHash": password_hash,
+                "expiresAt": expires_at,
+            }
+
+            # 保存到数据库
+            share = db.create_share(share_data)
+
+            log_info(f"[分享] 消息分享创建成功: {share['id']}, 消息数: {len(messages)}")
+
+            return {
+                "id": share["id"],
+                "shareUrl": f"/chat-ui/share/{share['id']}",
+                "expiresAt": share["expiresAt"],
+            }
+
+        # 对话分享模式
+        if not conversation_ids:
+            raise HTTPException(status_code=400, detail="请选择要分享的对话")
+
+        if len(conversation_ids) > 10:
+            raise HTTPException(status_code=400, detail="最多分享10个对话")
+
+        # 获取对话数据（快照）
+        conversations = []
+        for conv_id in conversation_ids:
+            conv = db.get_conversation(conv_id)
+            if conv:
+                # 创建对话快照（去除敏感信息）
+                conv_snapshot = {
+                    "id": conv["id"],
+                    "title": conv["title"],
+                    "messages": conv.get("messages", []),
+                    "createdAt": conv["createdAt"],
+                    "updatedAt": conv["updatedAt"],
+                }
+                conversations.append(conv_snapshot)
+
+        if not conversations:
+            raise HTTPException(status_code=404, detail="未找到有效的对话")
+
+        # 创建分享记录
+        share_data = {
+            "conversationIds": conversation_ids,
+            "conversations": conversations,
+            "passwordHash": password_hash,
+            "expiresAt": expires_at,
+        }
+
+        # 保存到数据库
+        share = db.create_share(share_data)
+
+        log_info(f"[分享] 创建成功: {share['id']}, 对话数: {len(conversations)}")
+
+        # 返回分享信息
+        return {
+            "id": share["id"],
+            "shareUrl": f"/chat-ui/share/{share['id']}",
+            "expiresAt": share["expiresAt"],
+        }
+
+    except HTTPException:
+        raise
+    except Exception as e:
+        log_error(f"[分享] 创建失败: {str(e)}")
+        raise HTTPException(status_code=500, detail=f"创建分享失败: {str(e)}")
+
+
+async def get_share_handler(share_id: str):
+    """
+    获取分享基本信息（不含内容）
+
+    用于显示分享预览、检查是否过期等
+    """
+    db = get_db()
+    share = db.get_share(share_id)
+
+    if not share:
+        raise HTTPException(status_code=404, detail="分享不存在")
+
+    # 检查是否过期
+    now = int(datetime.now(timezone.utc).timestamp() * 1000)
+    is_expired = now > share["expiresAt"]
+
+    if is_expired:
+        # 删除过期分享
+        db.delete_share(share_id)
+        raise HTTPException(status_code=404, detail="分享已过期")
+
+    return {
+        "id": share["id"],
+        "hasPassword": bool(share["passwordHash"]),
+        "expiresAt": share["expiresAt"],
+        "isExpired": is_expired,
+        "conversationCount": len(share["conversationIds"]),
+    }
+
+
+async def verify_share_handler(share_id: str, data: dict):
+    """
+    验证密码并获取分享内容
+
+    请求体:
+    {
+        "passwordHash": "sha256-hash"
+    }
+    """
+    db = get_db()
+    share = db.get_share(share_id)
+
+    if not share:
+        raise HTTPException(status_code=404, detail="分享不存在")
+
+    # 检查是否过期
+    now = int(datetime.now(timezone.utc).timestamp() * 1000)
+    if now > share["expiresAt"]:
+        db.delete_share(share_id)
+        raise HTTPException(status_code=404, detail="分享已过期")
+
+    # 验证密码
+    password_hash = data.get("passwordHash", "")
+
+    if password_hash != share["passwordHash"]:
+        log_info(f"[分享] 密码验证失败: {share_id}")
+        return {
+            "valid": False,
+        }
+
+    # 增加访问计数
+    view_count = db.update_share_view_count(share_id)
+
+    log_info(f"[分享] 验证成功: {share_id}, 访问次数: {view_count}")
+
+    # 返回分享内容
+    return {
+        "valid": True,
+        "share": {
+            "id": share["id"],
+            "conversationIds": share["conversationIds"],
+            "conversations": share["conversations"],
+            "createdAt": share["createdAt"],
+            "expiresAt": share["expiresAt"],
+            "viewCount": view_count,
+            "hasPassword": bool(share["passwordHash"]),
+        },
+    }
--- a/server/database/db.py
+++ b/server/database/db.py
@ -113,6 +113,25 @@ class Database:
            ON conversations(user_id)
        """)

+        # 创建分享表
+        cursor.execute("""
+            CREATE TABLE IF NOT EXISTS shares (
+                id TEXT PRIMARY KEY,
+                conversation_ids TEXT NOT NULL,
+                conversations TEXT NOT NULL,
+                password_hash TEXT NOT NULL,
+                created_at INTEGER,
+                expires_at INTEGER,
+                view_count INTEGER DEFAULT 0
+            )
+        """)
+
+        # 创建分享过期时间索引
+        cursor.execute("""
+            CREATE INDEX IF NOT EXISTS idx_shares_expires
+            ON shares(expires_at)
+        """)
+
        conn.commit()

    # ── 会话 CRUD ─────────────────────────────────────────────────────
@ -384,6 +403,106 @@ class Database:
        import uuid
        return str(uuid.uuid4())

+    # ── 分享 CRUD ───────────────────────────────────────────────────────
+
+    def create_share(self, data: Dict[str, Any]) -> Dict[str, Any]:
+        """创建分享"""
+        conn = self._get_connection()
+        cursor = conn.cursor()
+
+        now = int(datetime.now(timezone.utc).timestamp() * 1000)
+        share_id = data.get("id") or self._generate_share_id()
+
+        cursor.execute(
+            """
+            INSERT INTO shares (id, conversation_ids, conversations, password_hash, created_at, expires_at, view_count)
+            VALUES (?, ?, ?, ?, ?, ?, 0)
+            """,
+            (
+                share_id,
+                json.dumps(data.get("conversationIds", [])),
+                json.dumps(data.get("conversations", [])),
+                data.get("passwordHash", ""),
+                now,
+                data.get("expiresAt", now + 604800000),  # 默认7天
+            ),
+        )
+
+        conn.commit()
+        return self.get_share(share_id)
+
+    def get_share(self, share_id: str) -> Optional[Dict[str, Any]]:
+        """获取分享"""
+        conn = self._get_connection()
+        cursor = conn.cursor()
+
+        cursor.execute("SELECT * FROM shares WHERE id = ?", (share_id,))
+        row = cursor.fetchone()
+
+        if not row:
+            return None
+
+        return self._row_to_share(row)
+
+    def update_share_view_count(self, share_id: str) -> int:
+        """增加分享访问计数"""
+        conn = self._get_connection()
+        cursor = conn.cursor()
+
+        cursor.execute(
+            "UPDATE shares SET view_count = view_count + 1 WHERE id = ?",
+            (share_id,),
+        )
+        conn.commit()
+
+        # 返回更新后的计数
+        cursor.execute("SELECT view_count FROM shares WHERE id = ?", (share_id,))
+        row = cursor.fetchone()
+        return row["view_count"] if row else 0
+
+    def delete_share(self, share_id: str) -> bool:
+        """删除分享"""
+        conn = self._get_connection()
+        cursor = conn.cursor()
+
+        cursor.execute("DELETE FROM shares WHERE id = ?", (share_id,))
+        conn.commit()
+
+        return cursor.rowcount > 0
+
+    def cleanup_expired_shares(self) -> int:
+        """清理过期分享"""
+        conn = self._get_connection()
+        cursor = conn.cursor()
+
+        now = int(datetime.now(timezone.utc).timestamp() * 1000)
+
+        cursor.execute("DELETE FROM shares WHERE expires_at < ?", (now,))
+        conn.commit()
+
+        deleted_count = cursor.rowcount
+        if deleted_count > 0:
+            print(f"[数据库] 已清理 {deleted_count} 个过期分享")
+
+        return deleted_count
+
+    def _row_to_share(self, row: sqlite3.Row) -> Dict[str, Any]:
+        """将数据库行转换为分享字典"""
+        return {
+            "id": row["id"],
+            "conversationIds": json.loads(row["conversation_ids"]),
+            "conversations": json.loads(row["conversations"]),
+            "passwordHash": row["password_hash"],
+            "createdAt": row["created_at"],
+            "expiresAt": row["expires_at"],
+            "viewCount": row["view_count"],
+        }
+
+    def _generate_share_id(self) -> str:
+        """生成分享 ID（8位短链接）"""
+        import uuid
+        return uuid.uuid4().hex[:8]
+

 def init_db():
    """初始化数据库（应用启动时调用）"""
--- a/server/main.py
+++ b/server/main.py
@ -66,6 +66,11 @@ from api.conversation_routes import (add_message_handler,
                                     update_message_handler,
                                     upload_file_handler)

+# ── 分享功能路由处理器 ────────────────────────────────────────────────
+from api.share_routes import (create_share_handler,
+                              get_share_handler,
+                              verify_share_handler)
+
 # ── OpenAI 兼容网关初始化 ───────────────────────────────────────────────
 from api.openai_gateway import init_adapters, router as openai_router

@ -113,6 +118,7 @@ async def health_check():
            "openai_compatible": "/v1/chat/completions",
            "models": "/v1/models",
            "conversations": "/api/chat-ui/conversations",
+            "shares": "/api/chat-ui/shares",
        },
        "timestamp": datetime.now(timezone.utc).isoformat(),
    }
@ -233,6 +239,27 @@ async def delete_attachment(url: str):
    return await delete_attachment_handler(url)


+# ── 分享功能路由 ──────────────────────────────────────────────────────
+
+
+@app.post("/api/chat-ui/shares")
+async def create_share(request: Request):
+    """创建分享"""
+    return await create_share_handler(await request.json())
+
+
+@app.get("/api/chat-ui/shares/{share_id}")
+async def get_share(share_id: str):
+    """获取分享基本信息"""
+    return await get_share_handler(share_id)
+
+
+@app.post("/api/chat-ui/shares/{share_id}/verify")
+async def verify_share(share_id: str, request: Request):
+    """验证密码并获取分享内容"""
+    return await verify_share_handler(share_id, await request.json())
+
+
 # ── 程序入口 ──────────────────────────────────────────────────────────
 if __name__ == "__main__":
    import uvicorn
--- a/server/utils/oss_uploader.py
+++ b/server/utils/oss_uploader.py
@ -33,10 +33,9 @@ from dotenv import load_dotenv
 # ── 加载环境变量 ──────────────────────────────────────────────
 load_dotenv()

-# AccessKey 从系统环境变量读取（~/.bashrc 中 export 设置）
-OSS_ACCESS_KEY_ID = os.environ.get("OSS_ACCESS_KEY_ID", "")
-OSS_ACCESS_KEY_SECRET = os.environ.get("OSS_ACCESS_KEY_SECRET", "")
-# 以下配置从 .env 文件读取
+# 所有配置从 .env 文件读取
+OSS_ACCESS_KEY_ID = os.getenv("OSS_ACCESS_KEY_ID", "")
+OSS_ACCESS_KEY_SECRET = os.getenv("OSS_ACCESS_KEY_SECRET", "")
 OSS_BUCKET_NAME = os.getenv("OSS_BUCKET_NAME", "")
 OSS_ENDPOINT = os.getenv("OSS_ENDPOINT", "")
 OSS_REGION = os.getenv("OSS_REGION", "")
--- a/src/App.vue
+++ b/src/App.vue
@ -1,16 +1,6 @@
 <template>
  <div class="app" :class="{ dark: isDark }">
-    <!-- 侧边栏 -->
-    <ChatSidebar />
-
-    <!-- 主内容区 -->
-    <ChatMain ref="chatMainRef" @toggle-sidebar="toggleSidebar" />
-
-    <!-- 模态框 -->
-    <SearchModal />
-    <ShortcutsModal />
-    <SettingsModal />
-    <ConversationSettingsModal />
+    <router-view />

    <!-- Toast 通知 -->
    <Teleport to="body">
@ -32,29 +22,14 @@
 </template>

 <script setup lang="ts">
-import { ref, computed, onMounted } from "vue";
+import { ref, computed } from "vue";
 import { storeToRefs } from "pinia";
-import { useChatStore } from "@/stores/chat";
 import { useSettingsStore } from "@/stores/settings";
-import { useKeyboard, getDefaultShortcuts } from "@/composables/useKeyboard";
-import ChatSidebar from "@/components/sidebar/ChatSidebar.vue";
-import ChatMain from "@/components/chat/ChatMain.vue";
-import SearchModal from "@/components/modals/SearchModal.vue";
-import ShortcutsModal from "@/components/modals/ShortcutsModal.vue";
-import SettingsModal from "@/components/modals/SettingsModal.vue";
-import ConversationSettingsModal from "@/components/modals/ConversationSettingsModal.vue";
 import { Check, AlertCircle, Info } from "@/components/icons";
-import { useAuthStore } from "./stores/auth";
-const authStore = useAuthStore();
-// Stores
-const chatStore = useChatStore();
+
 const settingsStore = useSettingsStore();
-
 const { settings } = storeToRefs(settingsStore);

-// Refs
-const chatMainRef = ref<InstanceType<typeof ChatMain> | null>(null);
-
 // 计算属性
 const isDark = computed(() => {
  if (settings.value.theme === "system") {
@ -85,57 +60,6 @@ function showToast(message: string, type: Toast["type"] = "info") {
  }, 3000);
 }

-// 方法
-function toggleSidebar() {
-  settingsStore.toggleSidebar();
-}
-
-function newChat() {
-  chatStore.createConversation();
-  showToast("已创建新对话", "success");
-}
-
-function focusInput() {
-  chatMainRef.value?.focusInput();
-}
-
-// 快捷键
-useKeyboard(
-  getDefaultShortcuts({
-    newChat,
-    toggleSidebar,
-    focusInput,
-    sendMessage: () => {}, // 由 ChatInput 内部处理
-    cancelStream: () => {
-      if (chatStore.isStreaming) {
-        chatStore.stopStreaming();
-        showToast("已停止生成", "info");
-      }
-    },
-    toggleTheme: () => {
-      settingsStore.toggleTheme();
-      showToast(`主题已切换为 ${settings.value.theme}`, "success");
-    },
-    showShortcuts: () => {
-      settingsStore.openShortcutsModal();
-    },
-    searchConversations: () => {
-      settingsStore.openSearchModal();
-    },
-  }),
-);
-
-// 初始化
-onMounted(() => {
-  authStore.init();
-  console.log(authStore.token);
-  
-  // // 如果没有对话，创建一个
-  // if (chatStore.conversations.length === 0) {
-  //   chatStore.createConversation();
-  // }
-});
-
 // 暴露给全局使用
 window.$toast = showToast;
 </script>
@ -223,4 +147,4 @@ window.$toast = showToast;
 .toast-move {
  transition: transform 0.3s ease;
 }
-</style>
+</style>
--- a/src/tests/ShareButton.test.ts
+++ b/src/tests/ShareButton.test.ts
@ -0,0 +1,66 @@
+import { describe, it, expect, beforeEach, vi } from 'vitest'
+import { mount } from '@vue/test-utils'
+import { createPinia, setActivePinia } from 'pinia'
+import ShareButton from '@/components/sidebar/ShareButton.vue'
+
+// Mock window.$toast
+vi.stubGlobal('$toast', vi.fn())
+
+describe('ShareButton 组件测试', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+  })
+
+  it('应该渲染分享按钮', () => {
+    const wrapper = mount(ShareButton)
+
+    expect(wrapper.find('.share-btn').exists()).toBe(true)
+    expect(wrapper.text()).toContain('分享对话')
+  })
+
+  it('点击按钮应该进入选择模式', async () => {
+    const wrapper = mount(ShareButton)
+    const pinia = createPinia()
+    setActivePinia(pinia)
+
+    await wrapper.find('.share-btn').trigger('click')
+
+    // 检查是否切换到选择模式
+    // 这里需要通过 store 来验证
+  })
+
+  it('在选择模式下应该显示选择信息', async () => {
+    const pinia = createPinia()
+    setActivePinia(pinia)
+
+    const wrapper = mount(ShareButton)
+
+    // 模拟进入选择模式
+    const { useChatStore } = await import('@/stores/chat')
+    const store = useChatStore()
+    store.enterSelectMode()
+    store.selectedConversationIds = ['conv-1', 'conv-2']
+
+    await wrapper.vm.$nextTick()
+
+    expect(wrapper.find('.select-actions').exists()).toBe(true)
+    expect(wrapper.text()).toContain('已选择 2 个对话')
+  })
+
+  it('选择数量为 0 时确认按钮应该禁用', async () => {
+    const pinia = createPinia()
+    setActivePinia(pinia)
+
+    const wrapper = mount(ShareButton)
+
+    const { useChatStore } = await import('@/stores/chat')
+    const store = useChatStore()
+    store.enterSelectMode()
+    // selectedConversationIds 为空
+
+    await wrapper.vm.$nextTick()
+
+    const confirmBtn = wrapper.find('.action-btn.confirm')
+    expect(confirmBtn.attributes('disabled')).toBeDefined()
+  })
+})
--- a/src/tests/chatStore.test.ts
+++ b/src/tests/chatStore.test.ts
@ -0,0 +1,116 @@
+import { describe, it, expect, beforeEach } from 'vitest'
+import { setActivePinia, createPinia } from 'pinia'
+import { useChatStore } from '@/stores/chat'
+import type { Conversation } from '@/types/chat'
+
+describe('Chat Store - 多选模式测试', () => {
+  beforeEach(() => {
+    // 每个测试前创建新的 Pinia 实例
+    setActivePinia(createPinia())
+  })
+
+  describe('多选模式状态', () => {
+    it('初始状态应该是未选择模式', () => {
+      const store = useChatStore()
+      expect(store.isSelectMode).toBe(false)
+      expect(store.selectedConversationIds).toEqual([])
+    })
+
+    it('toggleSelectMode 应该切换选择模式', () => {
+      const store = useChatStore()
+      expect(store.isSelectMode).toBe(false)
+
+      store.toggleSelectMode()
+      expect(store.isSelectMode).toBe(true)
+
+      store.toggleSelectMode()
+      expect(store.isSelectMode).toBe(false)
+    })
+
+    it('enterSelectMode 应该进入选择模式', () => {
+      const store = useChatStore()
+      store.enterSelectMode()
+      expect(store.isSelectMode).toBe(true)
+    })
+
+    it('exitSelectMode 应该退出选择模式并清除选择', () => {
+      const store = useChatStore()
+      store.enterSelectMode()
+      store.selectedConversationIds.push('conv-1', 'conv-2')
+
+      store.exitSelectMode()
+
+      expect(store.isSelectMode).toBe(false)
+      expect(store.selectedConversationIds).toEqual([])
+    })
+  })
+
+  describe('对话选择操作', () => {
+    it('toggleConversationSelection 应该切换对话选择状态', () => {
+      const store = useChatStore()
+
+      // 选择对话
+      store.toggleConversationSelection('conv-1')
+      expect(store.selectedConversationIds).toContain('conv-1')
+
+      // 取消选择
+      store.toggleConversationSelection('conv-1')
+      expect(store.selectedConversationIds).not.toContain('conv-1')
+    })
+
+    it('selectAllConversations 应该选择所有非归档对话', () => {
+      const store = useChatStore()
+      // 手动添加一些对话用于测试
+      store.conversations = [
+        { id: 'conv-1', archived: false } as Conversation,
+        { id: 'conv-2', archived: false } as Conversation,
+        { id: 'conv-3', archived: true } as Conversation, // 归档的不应该被选择
+      ]
+
+      store.selectAllConversations()
+
+      expect(store.selectedConversationIds).toContain('conv-1')
+      expect(store.selectedConversationIds).toContain('conv-2')
+      expect(store.selectedConversationIds).not.toContain('conv-3')
+    })
+
+    it('clearSelection 应该清除所有选择', () => {
+      const store = useChatStore()
+      store.selectedConversationIds = ['conv-1', 'conv-2', 'conv-3']
+
+      store.clearSelection()
+
+      expect(store.selectedConversationIds).toEqual([])
+    })
+
+    it('isConversationSelected 应该正确判断对话是否被选中', () => {
+      const store = useChatStore()
+      store.selectedConversationIds = ['conv-1', 'conv-2']
+
+      expect(store.isConversationSelected('conv-1')).toBe(true)
+      expect(store.isConversationSelected('conv-2')).toBe(true)
+      expect(store.isConversationSelected('conv-3')).toBe(false)
+    })
+  })
+
+  describe('计算属性', () => {
+    it('selectedCount 应该返回选中的对话数量', () => {
+      const store = useChatStore()
+      store.selectedConversationIds = ['conv-1', 'conv-2', 'conv-3']
+      expect(store.selectedCount).toBe(3)
+    })
+
+    it('selectedConversations 应该返回选中的对话对象数组', () => {
+      const store = useChatStore()
+      store.conversations = [
+        { id: 'conv-1', title: '对话1' } as Conversation,
+        { id: 'conv-2', title: '对话2' } as Conversation,
+        { id: 'conv-3', title: '对话3' } as Conversation,
+      ]
+      store.selectedConversationIds = ['conv-1', 'conv-3']
+
+      expect(store.selectedConversations).toHaveLength(2)
+      expect(store.selectedConversations.map(c => c.id)).toEqual(['conv-1', 'conv-3'])
+    })
+  })
+})
--- a/src/tests/crypto.test.ts
+++ b/src/tests/crypto.test.ts
@ -0,0 +1,64 @@
+import { describe, it, expect } from 'vitest'
+import { sha256, hashPassword, verifyPassword } from '@/utils/crypto'
+
+describe('crypto 工具测试', () => {
+  describe('sha256', () => {
+    it('应该正确计算字符串的 SHA-256 哈希值', async () => {
+      const text = 'hello'
+      const hash = await sha256(text)
+      // SHA-256('hello') 的已知结果
+      expect(hash).toBe('2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824')
+    })
+
+    it('空字符串应该返回正确的哈希值', async () => {
+      const hash = await sha256('')
+      // SHA-256('') 的已知结果
+      expect(hash).toBe('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
+    })
+
+    it('不同字符串应该产生不同的哈希值', async () => {
+      const hash1 = await sha256('password1')
+      const hash2 = await sha256('password2')
+      expect(hash1).not.toBe(hash2)
+    })
+  })
+
+  describe('hashPassword', () => {
+    it('应该对密码进行加盐哈希', async () => {
+      const password = 'mypassword'
+      const hash = await hashPassword(password)
+      // 验证返回的是64字符的十六进制字符串
+      expect(hash).toHaveLength(64)
+      expect(/^[a-f0-9]{64}$/.test(hash)).toBe(true)
+    })
+
+    it('相同密码应该产生相同的哈希值', async () => {
+      const password = 'test123'
+      const hash1 = await hashPassword(password)
+      const hash2 = await hashPassword(password)
+      expect(hash1).toBe(hash2)
+    })
+  })
+
+  describe('verifyPassword', () => {
+    it('正确的密码应该验证通过', async () => {
+      const password = 'correctpassword'
+      const hash = await hashPassword(password)
+      const isValid = await verifyPassword(password, hash)
+      expect(isValid).toBe(true)
+    })
+
+    it('错误的密码应该验证失败', async () => {
+      const password = 'correctpassword'
+      const hash = await hashPassword(password)
+      const isValid = await verifyPassword('wrongpassword', hash)
+      expect(isValid).toBe(false)
+    })
+
+    it('空密码应该验证失败', async () => {
+      const hash = await hashPassword('somepassword')
+      const isValid = await verifyPassword('', hash)
+      expect(isValid).toBe(false)
+    })
+  })
+})
--- a/src/tests/setup.ts
+++ b/src/tests/setup.ts
@ -0,0 +1,67 @@
+// 测试环境全局配置
+import { vi } from 'vitest'
+
+// Mock window.$toast
+vi.stubGlobal('$toast', vi.fn())
+
+// Mock 所有 API 请求，避免测试时连接后端
+const mockFetch = vi.fn((url: string) => {
+  // 根据 URL 返回不同的 mock 数据
+  if (url.includes('/api/chat-ui/conversations')) {
+    return Promise.resolve({
+      ok: true,
+      json: () => Promise.resolve([]), // 返回空对话列表
+    })
+  }
+
+  if (url.includes('/api/chat-ui/models')) {
+    return Promise.resolve({
+      ok: true,
+      json: () => Promise.resolve({
+        object: 'list',
+        data: [
+          { id: 'glm-4-flash', name: 'GLM-4-Flash', description: '测试模型', maxTokens: 8192, provider: 'Zhipu', supports_thinking: false, supports_web_search: false, supports_vision: false, supports_files: false }
+        ]
+      }),
+    })
+  }
+
+  // 默认返回空响应
+  return Promise.resolve({
+    ok: true,
+    json: () => Promise.resolve({}),
+  })
+})
+
+vi.stubGlobal('fetch', mockFetch)
+
+// Mock localStorage
+const localStorageMock = (() => {
+  let store: Record<string, string> = {}
+  return {
+    getItem: (key: string) => store[key] || null,
+    setItem: (key: string, value: string) => {
+      store[key] = value
+    },
+    removeItem: (key: string) => {
+      delete store[key]
+    },
+    clear: () => {
+      store = {}
+    },
+  }
+})()
+
+vi.stubGlobal('localStorage', localStorageMock)
+
+// Mock matchMedia
+vi.stubGlobal('matchMedia', vi.fn(() => ({
+  matches: false,
+  media: '',
+  onchange: null,
+  addListener: vi.fn(),
+  removeListener: vi.fn(),
+  addEventListener: vi.fn(),
+  removeEventListener: vi.fn(),
+  dispatchEvent: vi.fn(),
+})))
--- a/src/tests/shareApi.test.ts
+++ b/src/tests/shareApi.test.ts
@ -0,0 +1,150 @@
+import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest'
+import { shareApi } from '@/services/shareApi'
+import type { ShareCreateResponse, ShareVerifyResponse, ShareGetResponse } from '@/types/share'
+
+// Mock fetch
+const mockFetch = vi.fn()
+vi.stubGlobal('fetch', mockFetch)
+
+// Mock getAuthHeaders
+vi.mock('@/services/request', () => ({
+  getAuthHeaders: () => ({ 'Authorization': 'Bearer test-token' }),
+}))
+
+describe('分享 API 测试', () => {
+  beforeEach(() => {
+    mockFetch.mockReset()
+  })
+
+  afterEach(() => {
+    vi.clearAllMocks()
+  })
+
+  describe('createShare', () => {
+    it('应该成功创建分享', async () => {
+      const mockResponse: ShareCreateResponse = {
+        id: 'share-123',
+        shareUrl: 'https://example.com/chat-ui/share/share-123',
+        expiresAt: Date.now() + 7 * 24 * 60 * 60 * 1000,
+      }
+
+      mockFetch.mockResolvedValueOnce({
+        ok: true,
+        json: () => Promise.resolve(mockResponse),
+      })
+
+      const result = await shareApi.createShare({
+        conversationIds: ['conv-1', 'conv-2'],
+        passwordHash: 'hashed-password',
+        expiresIn: 604800,
+      })
+
+      expect(mockFetch).toHaveBeenCalledWith(
+        '/api/chat-ui/shares',
+        expect.objectContaining({
+          method: 'POST',
+          headers: expect.objectContaining({
+            'Content-Type': 'application/json',
+          }),
+        })
+      )
+
+      expect(result.id).toBe('share-123')
+      expect(result.shareUrl).toContain('share-123')
+    })
+
+    it('创建失败应该抛出错误', async () => {
+      mockFetch.mockResolvedValueOnce({
+        ok: false,
+        status: 500,
+        text: () => Promise.resolve('Internal Server Error'),
+      })
+
+      await expect(
+        shareApi.createShare({
+          conversationIds: ['conv-1'],
+          passwordHash: 'hash',
+        })
+      ).rejects.toThrow()
+    })
+  })
+
+  describe('getShare', () => {
+    it('应该获取分享基本信息', async () => {
+      const mockResponse: ShareGetResponse = {
+        id: 'share-123',
+        hasPassword: true,
+        expiresAt: Date.now() + 7 * 24 * 60 * 60 * 1000,
+        isExpired: false,
+        conversationCount: 2,
+      }
+
+      mockFetch.mockResolvedValueOnce({
+        ok: true,
+        json: () => Promise.resolve(mockResponse),
+      })
+
+      const result = await shareApi.getShare('share-123')
+
+      expect(result.id).toBe('share-123')
+      expect(result.hasPassword).toBe(true)
+      expect(result.isExpired).toBe(false)
+    })
+
+    it('分享不存在应该抛出错误', async () => {
+      mockFetch.mockResolvedValueOnce({
+        ok: false,
+        status: 404,
+      })
+
+      await expect(shareApi.getShare('invalid-id')).rejects.toThrow('分享不存在或已过期')
+    })
+  })
+
+  describe('verifyShare', () => {
+    it('正确密码应该验证成功', async () => {
+      const mockResponse: ShareVerifyResponse = {
+        valid: true,
+        share: {
+          id: 'share-123',
+          conversationIds: ['conv-1'],
+          conversations: [],
+          createdAt: Date.now(),
+          expiresAt: Date.now() + 7 * 24 * 60 * 60 * 1000,
+          viewCount: 0,
+          hasPassword: true,
+        },
+      }
+
+      mockFetch.mockResolvedValueOnce({
+        ok: true,
+        json: () => Promise.resolve(mockResponse),
+      })
+
+      const result = await shareApi.verifyShare('share-123', {
+        passwordHash: 'correct-hash',
+      })
+
+      expect(result.valid).toBe(true)
+      expect(result.share).toBeDefined()
+    })
+
+    it('错误密码应该验证失败', async () => {
+      const mockResponse: ShareVerifyResponse = {
+        valid: false,
+      }
+
+      mockFetch.mockResolvedValueOnce({
+        ok: true,
+        json: () => Promise.resolve(mockResponse),
+      })
+
+      const result = await shareApi.verifyShare('share-123', {
+        passwordHash: 'wrong-hash',
+      })
+
+      expect(result.valid).toBe(false)
+      expect(result.share).toBeUndefined()
+    })
+  })
+})
--- a/src/components/chat/MessageList.vue
+++ b/src/components/chat/MessageList.vue
@ -1,5 +1,29 @@
 <template>
  <div class="message-list-container">
+    <!-- 消息选择操作栏 -->
+    <Transition name="slide-down">
+      <div v-if="isMessageSelectMode" class="message-select-bar">
+        <div class="select-info">
+          <span class="select-count">已选择 {{ selectedMessageCount }} 条消息</span>
+        </div>
+        <div class="select-actions">
+          <button class="action-btn select-all" @click="handleSelectAll">
+            全选
+          </button>
+          <button class="action-btn cancel" @click="handleCancelSelect">
+            取消
+          </button>
+          <button
+            class="action-btn confirm"
+            :disabled="selectedMessageCount === 0"
+            @click="handleConfirmShare"
+          >
+            确认分享
+          </button>
+        </div>
+      </div>
+    </Transition>
+
    <div ref="containerRef" class="message-list" @scroll="handleScroll">
      <!-- 欢迎界面 -->
      <WelcomeScreen
@ -18,6 +42,8 @@
              :show-timestamp="showTimestamp"
              :compact="compact"
              :is-New="index === visibleMessages.length - 1"
+              :is-message-select-mode="isMessageSelectMode"
+              :is-selected="isMessageSelected(message.id)"
              @retry="$emit('retry', message.id)"
              @regenerate="$emit('regenerate', message.id)"
              @copy="handleCopy(message)"
@ -27,6 +53,8 @@
              @preview-image="handlePreviewImage"
              @play-video="handlePlayVideo"
              @download-file="handleDownloadFile"
+              @toggle-select="handleToggleMessageSelect(message.id)"
+              @enter-select-mode="handleEnterSelectMode(message.id)"
            />
          </TransitionGroup>

@ -64,6 +92,7 @@
 <script setup lang="ts">
 import { ref, watch, nextTick, onMounted, computed } from "vue";
 import { useChatStore } from "@/stores/chat";
+import { useSettingsStore } from "@/stores/settings";
 import MessageBubble from "@/components/message/MessageBubble.vue";
 import WelcomeScreen from "./WelcomeScreen.vue";
 import { Bot, ChevronDown } from "@/components/icons";
@ -101,6 +130,11 @@ const emit = defineEmits<{
 }>();

 const chatStore = useChatStore();
+const settingsStore = useSettingsStore();
+
+// 消息选择模式状态
+const isMessageSelectMode = computed(() => chatStore.isMessageSelectMode);
+const selectedMessageCount = computed(() => chatStore.selectedMessageCount);

 // 响应式状态
 const containerRef = ref<HTMLElement | null>(null);
@ -180,6 +214,33 @@ function handleDownloadFile(file: Attachment) {
  emit("download-file", file);
 }

+// 消息选择模式方法
+function handleEnterSelectMode(messageId: string) {
+  chatStore.enterMessageSelectMode(chatStore.currentConversationId || '', messageId);
+}
+
+function handleToggleMessageSelect(messageId: string) {
+  chatStore.toggleMessageSelection(messageId);
+}
+
+function handleSelectAll() {
+  chatStore.selectAllMessages();
+}
+
+function handleCancelSelect() {
+  chatStore.exitMessageSelectMode();
+}
+
+function handleConfirmShare() {
+  if (chatStore.selectedMessageCount > 0) {
+    settingsStore.openShareModal();
+  }
+}
+
+function isMessageSelected(messageId: string): boolean {
+  return chatStore.isMessageSelected(messageId);
+}
+
 // 监听消息变化
 watch(
  () => visibleMessages.value.length,
@ -408,4 +469,97 @@ onMounted(() => {
    opacity: 1;
  }
 }
+
+// 消息选择操作栏
+.message-select-bar {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 12px 20px;
+  background: white;
+  border-bottom: 1px solid #e5e7eb;
+  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
+
+  .dark & {
+    background: #1e1e2e;
+    border-bottom-color: #2d2d3d;
+  }
+}
+
+.select-info {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.select-count {
+  font-size: 14px;
+  font-weight: 500;
+  color: #374151;
+
+  .dark & {
+    color: #e5e7eb;
+  }
+}
+
+.select-actions {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.action-btn {
+  padding: 8px 16px;
+  border: none;
+  border-radius: 8px;
+  font-size: 13px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &.select-all,
+  &.cancel {
+    background: #f3f4f6;
+    color: #6b7280;
+
+    .dark & {
+      background: #2d2d3d;
+      color: #9ca3af;
+    }
+
+    &:hover {
+      background: #e5e7eb;
+
+      .dark & {
+        background: #374151;
+      }
+    }
+  }
+
+  &.confirm {
+    background: #3b82f6;
+    color: white;
+
+    &:hover:not(:disabled) {
+      background: #2563eb;
+    }
+
+    &:disabled {
+      opacity: 0.5;
+      cursor: not-allowed;
+    }
+  }
+}
+
+// 滑入动画
+.slide-down-enter-active,
+.slide-down-leave-active {
+  transition: all 0.3s ease;
+}
+
+.slide-down-enter-from,
+.slide-down-leave-to {
+  opacity: 0;
+  transform: translateY(-100%);
+}
 </style>
--- a/src/components/icons/index.ts
+++ b/src/components/icons/index.ts
@ -123,6 +123,7 @@ export {

  // 其他
  HelpCircle,
+  CheckCircle,
  Eye,
  EyeOff,
  Lock,
--- a/src/components/message/MessageBubble.vue
+++ b/src/components/message/MessageBubble.vue
@ -8,11 +8,21 @@
        'is-end': !message.isEnd && message.role !== 'user',
        'is-error': message.isError,
        compact: compact,
+        'message-select-mode': isMessageSelectMode,
+        'message-selected': isSelected,
      },
    ]"
+    @click="handleBubbleClick"
    @mouseenter="isHovered = true"
    @mouseleave="isHovered = false"
  >
+    <!-- 消息选择模式复选框 -->
+    <div v-if="isMessageSelectMode" class="message-checkbox" @click.stop="handleToggleSelect">
+      <div class="checkbox" :class="{ checked: isSelected }">
+        <Check v-if="isSelected" :size="14" />
+      </div>
+    </div>
+
    <!-- 头像 -->
    <div class="avatar">
      <div class="avatar-inner" :class="message.role">
@ -164,7 +174,9 @@
        v-if="
          message.role === 'assistant' &&
          !message.isStreaming &&
-          !message.isError
+          !message.isError &&
+          !readonly &&
+          !isMessageSelectMode
        "
        :content="message.content.text || ''"
        :feedback="message.feedback"
@ -176,6 +188,7 @@
        @like="handleLike"
        @dislike="handleDislike"
        @regenerate="$emit('regenerate')"
+        @share="handleShareClick"
      />
    </div>
  </div>
@ -195,6 +208,7 @@ import {
  Zap,
  Maximize2,
  Play,
+  Check,
 } from "@/components/icons";
 import MessageActions from "./MessageActions.vue";
 import { formatFileSize, getFileIcon } from "@/utils/helpers";
@ -208,10 +222,16 @@ const props = withDefaults(
    showTimestamp?: boolean;
    compact?: boolean;
    isNew?: boolean;
+    isMessageSelectMode?: boolean;
+    isSelected?: boolean;
+    readonly?: boolean;
  }>(),
  {
    showTimestamp: true,
    compact: false,
+    isMessageSelectMode: false,
+    isSelected: false,
+    readonly: false,
  },
 );
 const { copy } = useClipboard({ legacy: true });
@ -225,10 +245,29 @@ const emit = defineEmits<{
  "preview-image": [image: Attachment, index: number];
  "play-video": [video: VideoInfo];
  "download-file": [file: Attachment];
+  "toggle-select": [];
+  "enter-select-mode": [];
 }>();

 const isHovered = ref(false);

+// 处理消息气泡点击
+function handleBubbleClick() {
+  if (props.isMessageSelectMode) {
+    emit("toggle-select");
+  }
+}
+
+// 处理复选框点击
+function handleToggleSelect() {
+  emit("toggle-select");
+}
+
+// 处理分享按钮点击（进入选择模式）
+function handleShareClick() {
+  emit("enter-select-mode");
+}
+
 function getFileEmoji(mimeType?: string) {
  return getFileIcon(mimeType || "");
 }
@ -274,6 +313,28 @@ setCustomComponents("playground-demo", {
  padding: 20px 10%;
  animation: fadeIn 0.3s ease;

+  // 消息选择模式
+  &.message-select-mode {
+    cursor: pointer;
+    transition: background 0.2s ease;
+
+    &:hover {
+      background: rgba(59, 130, 246, 0.05);
+
+      .dark & {
+        background: rgba(59, 130, 246, 0.1);
+      }
+    }
+  }
+
+  &.message-selected {
+    background: rgba(59, 130, 246, 0.1);
+
+    .dark & {
+      background: rgba(59, 130, 246, 0.15);
+    }
+  }
+
  &.role-user {
    flex-direction: row-reverse;

@ -430,7 +491,7 @@ setCustomComponents("playground-demo", {

 // markstream-vue 样式覆盖
 .text-content {
-  :deep(p) {
+    :deep(p) {
    margin: 0 0 12px;

    &:last-child {
@ -606,15 +667,16 @@ setCustomComponents("playground-demo", {
  }
 }

-.images-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
-  gap: 8px;
+.images-flex {
+  display: inline-flex;
+  flex-wrap: wrap;
+  gap: 7px;
  margin-top: 12px;
 }

 .image-item {
  position: relative;
+  width: 130px;
  aspect-ratio: 1;
  border-radius: 12px;
  overflow: hidden;
@ -830,4 +892,41 @@ setCustomComponents("playground-demo", {
    opacity: 1;
  }
 }
+
+// 消息选择复选框
+.message-checkbox {
+  position: absolute;
+  left: 10px;
+  top: 50%;
+  transform: translateY(-50%);
+  z-index: 10;
+
+  .checkbox {
+    width: 22px;
+    height: 22px;
+    border: 2px solid #d1d5db;
+    border-radius: 6px;
+    background: white;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transition: all 0.2s ease;
+    cursor: pointer;
+
+    .dark & {
+      border-color: #4b5563;
+      background: #2d2d3d;
+    }
+
+    &.checked {
+      background: #3b82f6;
+      border-color: #3b82f6;
+      color: white;
+    }
+
+    &:hover {
+      border-color: #3b82f6;
+    }
+  }
+}
 </style>
--- a/src/components/modals/ShareModal.vue
+++ b/src/components/modals/ShareModal.vue
@ -0,0 +1,579 @@
+<template>
+  <Teleport to="body">
+    <Transition name="modal">
+      <div v-if="show" class="modal-overlay" @click.self="handleClose">
+        <div class="modal-container">
+          <div class="modal-header">
+            <h3>{{ isMessageShare ? '分享消息' : '分享对话' }}</h3>
+            <button class="close-btn" @click="handleClose">
+              <X :size="20" />
+            </button>
+          </div>
+
+          <div class="modal-content">
+            <!-- 消息分享预览 -->
+            <div v-if="isMessageShare" class="selected-preview">
+              <div class="preview-header">
+                <span class="preview-title">已选择 {{ selectedMessageCount }} 条消息</span>
+                <span class="preview-hint">来自当前对话</span>
+              </div>
+              <div class="preview-list messages-preview">
+                <div
+                  v-for="msg in selectedMessages"
+                  :key="msg.id"
+                  class="preview-item message-item"
+                >
+                  <span class="message-role" :class="msg.role">
+                    {{ msg.role === 'user' ? '用户' : 'AI' }}
+                  </span>
+                  <span class="item-title">{{ getMessagePreview(msg) }}</span>
+                </div>
+              </div>
+            </div>
+
+            <!-- 对话分享预览 -->
+            <div v-else class="selected-preview">
+              <div class="preview-header">
+                <span class="preview-title">已选择 {{ selectedCount }} 个对话</span>
+                <span class="preview-hint">最多分享 10 个对话</span>
+              </div>
+              <div class="preview-list">
+                <div
+                  v-for="conv in selectedConversations"
+                  :key="conv.id"
+                  class="preview-item"
+                >
+                  <MessageSquare :size="14" />
+                  <span class="item-title">{{ conv.title }}</span>
+                  <span class="item-count">{{ conv.messages.length }} 条消息</span>
+                </div>
+              </div>
+            </div>
+
+            <!-- 密码设置 -->
+            <div class="password-section">
+              <label class="password-label">
+                <Lock :size="16" />
+                设置访问密码
+              </label>
+              <div class="password-input-wrapper">
+                <input
+                  v-model="password"
+                  type="password"
+                  class="password-input"
+                  placeholder="请输入 4-20 位密码"
+                  maxlength="20"
+                />
+                <button
+                  class="toggle-visibility"
+                  @click="togglePasswordVisibility"
+                >
+                  <Eye v-if="!showPassword" :size="18" />
+                  <EyeOff v-else :size="18" />
+                </button>
+              </div>
+              <p class="password-hint">查看者需要输入此密码才能访问分享内容</p>
+            </div>
+
+            <!-- 过期时间提示 -->
+            <div class="expire-info">
+              <Clock :size="16" />
+              <span>分享链接将在 7 天后自动失效</span>
+            </div>
+          </div>
+
+          <div class="modal-footer">
+            <button class="btn-cancel" @click="handleClose">取消</button>
+            <button
+              class="btn-confirm"
+              :disabled="!isValidPassword || isCreating"
+              @click="handleCreateShare"
+            >
+              {{ isCreating ? '创建中...' : '创建分享链接' }}
+            </button>
+          </div>
+        </div>
+      </div>
+    </Transition>
+  </Teleport>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, watch } from "vue";
+import { storeToRefs } from "pinia";
+import { useChatStore } from "@/stores/chat";
+import { useSettingsStore } from "@/stores/settings";
+import { hashPassword } from "@/utils/crypto";
+import { shareApi } from "@/services/shareApi";
+import { SHARE_LIMITS } from "@/types/share";
+import type { Message } from "@/types/chat";
+import {
+  X,
+  Lock,
+  Eye,
+  EyeOff,
+  Clock,
+  MessageSquare,
+} from "@/components/icons";
+
+const settingsStore = useSettingsStore();
+const chatStore = useChatStore();
+
+const show = computed(() => settingsStore.showShareModal);
+const { selectedConversations, selectedCount, isMessageSelectMode, selectedMessages, selectedMessageCount } = storeToRefs(chatStore);
+
+// 是否是消息分享模式
+const isMessageShare = computed(() => isMessageSelectMode.value);
+
+const password = ref("");
+const showPassword = ref(false);
+const isCreating = ref(false);
+
+const isValidPassword = computed(() => {
+  return password.value.length >= 4 && password.value.length <= 20;
+});
+
+// 获取消息预览文本
+function getMessagePreview(message: Message): string {
+  const text = message.content.text || '';
+  return text.length > 50 ? text.substring(0, 50) + '...' : text;
+}
+
+function togglePasswordVisibility() {
+  showPassword.value = !showPassword.value;
+  const input = document.querySelector('.password-input') as HTMLInputElement;
+  if (input) {
+    input.type = showPassword.value ? 'text' : 'password';
+  }
+}
+
+async function handleCreateShare() {
+  if (!isValidPassword.value || isCreating.value) return;
+
+  isCreating.value = true;
+
+  try {
+    // 哈希密码
+    const passwordHash = await hashPassword(password.value);
+
+    let result;
+
+    if (isMessageShare.value) {
+      // 消息分享模式
+      result = await shareApi.createShare({
+        conversationIds: [],
+        messages: selectedMessages.value.map(m => ({
+          id: m.id,
+          role: m.role,
+          content: m.content,
+          timestamp: m.timestamp,
+        })),
+        passwordHash,
+        expiresIn: SHARE_LIMITS.DEFAULT_EXPIRE_SECONDS,
+      });
+    } else {
+      // 对话分享模式
+      // 检查数量限制
+      if (selectedCount.value > SHARE_LIMITS.MAX_CONVERSATIONS) {
+        window.$toast?.(`最多分享 ${SHARE_LIMITS.MAX_CONVERSATIONS} 个对话`, 'error');
+        return;
+      }
+
+      const conversationIds = selectedConversations.value.map(c => c.id);
+
+      result = await shareApi.createShare({
+        conversationIds,
+        passwordHash,
+        expiresIn: SHARE_LIMITS.DEFAULT_EXPIRE_SECONDS,
+      });
+    }
+
+    // 关闭当前模态框，打开结果模态框
+    handleClose()
+
+    // 优先使用后端返回的路径，避免前后端各自拼接导致不一致
+    const shareUrl = new URL(result.shareUrl, window.location.origin).toString()
+
+    // 存储分享信息并打开结果模态框
+    settingsStore.setShareResult({
+      shareId: result.id,
+      shareUrl,
+      password: password.value,
+      expiresAt: result.expiresAt,
+    })
+    settingsStore.openShareResultModal();
+
+    // 清空密码和退出选择模式
+    password.value = "";
+    if (isMessageShare.value) {
+      chatStore.exitMessageSelectMode();
+    } else {
+      chatStore.exitSelectMode();
+    }
+
+  } catch (error) {
+    console.error('Failed to create share:', error);
+    window.$toast?.('创建分享失败，请重试', 'error');
+  } finally {
+    isCreating.value = false;
+  }
+}
+
+function handleClose() {
+  settingsStore.closeShareModal();
+}
+
+// 监听模态框关闭，重置状态
+watch(show, (newVal: boolean) => {
+  if (!newVal) {
+    password.value = "";
+    showPassword.value = false;
+  }
+});
+</script>
+
+<style lang="scss" scoped>
+.modal-overlay {
+  position: fixed;
+  inset: 0;
+  background: rgba(0, 0, 0, 0.5);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 1000;
+  backdrop-filter: blur(4px);
+}
+
+.modal-container {
+  background: white;
+  border-radius: 16px;
+  width: 90%;
+  max-width: 480px;
+  max-height: 80vh;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
+
+  .dark & {
+    background: #1e1e2e;
+  }
+}
+
+.modal-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 20px 24px;
+  border-bottom: 1px solid #e5e7eb;
+
+  .dark & {
+    border-bottom-color: #2d2d3d;
+  }
+
+  h3 {
+    margin: 0;
+    font-size: 18px;
+    font-weight: 600;
+    color: #1f2937;
+
+    .dark & {
+      color: #f3f4f6;
+    }
+  }
+}
+
+.close-btn {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 32px;
+  height: 32px;
+  border: none;
+  border-radius: 8px;
+  background: transparent;
+  color: #6b7280;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover {
+    background: rgba(0, 0, 0, 0.05);
+    color: #374151;
+
+    .dark & {
+      background: rgba(255, 255, 255, 0.05);
+      color: #e5e7eb;
+    }
+  }
+}
+
+.modal-content {
+  flex: 1;
+  overflow-y: auto;
+  padding: 24px;
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+.selected-preview {
+  .preview-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 12px;
+  }
+
+  .preview-title {
+    font-size: 14px;
+    font-weight: 500;
+    color: #374151;
+
+    .dark & {
+      color: #e5e7eb;
+    }
+  }
+
+  .preview-hint {
+    font-size: 12px;
+    color: #9ca3af;
+  }
+
+  .preview-list {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+    max-height: 150px;
+    overflow-y: auto;
+    padding: 12px;
+    background: #f9fafb;
+    border-radius: 10px;
+
+    .dark & {
+      background: #2d2d3d;
+    }
+  }
+
+  .preview-item {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    font-size: 13px;
+    color: #4b5563;
+
+    .dark & {
+      color: #9ca3af;
+    }
+
+    .item-title {
+      flex: 1;
+      overflow: hidden;
+      text-overflow: ellipsis;
+      white-space: nowrap;
+    }
+
+    .item-count {
+      font-size: 12px;
+      color: #9ca3af;
+    }
+  }
+
+  &.messages-preview {
+    max-height: 200px;
+  }
+
+  .message-item {
+    flex-direction: column;
+    align-items: flex-start;
+    gap: 4px;
+
+    .message-role {
+      font-size: 11px;
+      font-weight: 500;
+      padding: 2px 8px;
+      border-radius: 4px;
+
+      &.user {
+        background: rgba(59, 130, 246, 0.1);
+        color: #3b82f6;
+      }
+
+      &.assistant {
+        background: rgba(16, 185, 129, 0.1);
+        color: #10b981;
+      }
+    }
+
+    .item-title {
+      font-size: 12px;
+      line-height: 1.4;
+    }
+  }
+}
+
+.password-section {
+  .password-label {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    font-size: 14px;
+    font-weight: 500;
+    color: #374151;
+    margin-bottom: 10px;
+
+    .dark & {
+      color: #e5e7eb;
+    }
+  }
+
+  .password-input-wrapper {
+    position: relative;
+    display: flex;
+    align-items: center;
+  }
+
+  .password-input {
+    width: 100%;
+    padding: 12px 44px 12px 14px;
+    border: 1px solid #e5e7eb;
+    border-radius: 10px;
+    font-size: 14px;
+    color: #1f2937;
+    background: white;
+    transition: all 0.2s ease;
+
+    .dark & {
+      background: #2d2d3d;
+      border-color: #374151;
+      color: #f3f4f6;
+    }
+
+    &:focus {
+      outline: none;
+      border-color: #3b82f6;
+      box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
+    }
+
+    &::placeholder {
+      color: #9ca3af;
+    }
+  }
+
+  .toggle-visibility {
+    position: absolute;
+    right: 10px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    width: 32px;
+    height: 32px;
+    border: none;
+    border-radius: 6px;
+    background: transparent;
+    color: #6b7280;
+    cursor: pointer;
+    transition: all 0.2s ease;
+
+    &:hover {
+      background: rgba(0, 0, 0, 0.05);
+      color: #374151;
+
+      .dark & {
+        background: rgba(255, 255, 255, 0.05);
+        color: #e5e7eb;
+      }
+    }
+  }
+
+  .password-hint {
+    margin: 8px 0 0;
+    font-size: 12px;
+    color: #6b7280;
+  }
+}
+
+.expire-info {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 12px;
+  background: rgba(59, 130, 246, 0.05);
+  border-radius: 10px;
+  font-size: 13px;
+  color: #3b82f6;
+
+  .dark & {
+    background: rgba(59, 130, 246, 0.1);
+  }
+}
+
+.modal-footer {
+  display: flex;
+  justify-content: flex-end;
+  gap: 12px;
+  padding: 20px 24px;
+  border-top: 1px solid #e5e7eb;
+
+  .dark & {
+    border-top-color: #2d2d3d;
+  }
+}
+
+.btn-cancel {
+  padding: 10px 20px;
+  border: none;
+  border-radius: 10px;
+  background: transparent;
+  color: #6b7280;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover {
+    background: rgba(0, 0, 0, 0.05);
+    color: #374151;
+
+    .dark & {
+      background: rgba(255, 255, 255, 0.05);
+      color: #e5e7eb;
+    }
+  }
+}
+
+.btn-confirm {
+  padding: 10px 20px;
+  border: none;
+  border-radius: 10px;
+  background: #3b82f6;
+  color: white;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover:not(:disabled) {
+    background: #2563eb;
+  }
+
+  &:disabled {
+    opacity: 0.5;
+    cursor: not-allowed;
+  }
+}
+
+// 动画
+.modal-enter-active,
+.modal-leave-active {
+  transition: all 0.3s ease;
+}
+
+.modal-enter-from,
+.modal-leave-to {
+  opacity: 0;
+
+  .modal-container {
+    transform: scale(0.95);
+  }
+}
+</style>
--- a/src/components/modals/ShareResultModal.vue
+++ b/src/components/modals/ShareResultModal.vue
@ -0,0 +1,406 @@
+<template>
+  <Teleport to="body">
+    <Transition name="modal">
+      <div v-if="show" class="modal-overlay" @click.self="handleClose">
+        <div class="modal-container">
+          <div class="modal-header">
+            <h3>分享创建成功</h3>
+            <button class="close-btn" @click="handleClose">
+              <X :size="20" />
+            </button>
+          </div>
+
+          <div class="modal-content">
+            <div class="success-icon">
+              <CheckCircle :size="48" />
+            </div>
+
+            <p class="success-message">
+              您的对话已成功分享，将链接和密码发送给朋友即可查看
+            </p>
+
+            <!-- 分享链接 -->
+            <div class="share-section">
+              <label class="share-label">分享链接</label>
+              <div class="share-input-wrapper">
+                <input
+                  ref="linkInput"
+                  :value="shareUrl"
+                  readonly
+                  class="share-input"
+                />
+                <button class="copy-btn" @click="copyLink">
+                  <Copy :size="16" />
+                  {{ linkCopied ? '已复制' : '复制' }}
+                </button>
+              </div>
+            </div>
+
+            <!-- 访问密码 -->
+            <div class="share-section">
+              <label class="share-label">访问密码</label>
+              <div class="share-input-wrapper">
+                <input
+                  ref="passwordInput"
+                  :value="password"
+                  readonly
+                  class="share-input password"
+                />
+                <button class="copy-btn" @click="copyPassword">
+                  <Copy :size="16" />
+                  {{ passwordCopied ? '已复制' : '复制' }}
+                </button>
+              </div>
+            </div>
+
+            <!-- 过期时间 -->
+            <div class="expire-info">
+              <Clock :size="16" />
+              <span>链接将于 {{ formattedExpiresAt }} 过期</span>
+            </div>
+          </div>
+
+          <div class="modal-footer">
+            <button class="btn-copy-all" @click="copyAll">
+              <Copy :size="16" />
+              复制链接和密码
+            </button>
+            <button class="btn-close" @click="handleClose">
+              完成
+            </button>
+          </div>
+        </div>
+      </div>
+    </Transition>
+  </Teleport>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, watch } from "vue";
+import { useSettingsStore } from "@/stores/settings";
+import { formatTimestamp } from "@/utils/helpers";
+import {
+  X,
+  CheckCircle,
+  Copy,
+  Clock,
+} from "@/components/icons";
+
+const settingsStore = useSettingsStore();
+
+const show = computed(() => settingsStore.showShareResultModal);
+const shareResult = computed(() => settingsStore.shareResult);
+
+const shareUrl = computed(() => shareResult.value?.shareUrl || '');
+const password = computed(() => shareResult.value?.password || '');
+const expiresAt = computed(() => shareResult.value?.expiresAt || 0);
+
+const linkCopied = ref(false);
+const passwordCopied = ref(false);
+
+const formattedExpiresAt = computed(() => {
+  return formatTimestamp(expiresAt.value);
+});
+
+async function copyToClipboard(text: string): Promise<boolean> {
+  try {
+    await navigator.clipboard.writeText(text);
+    return true;
+  } catch {
+    // Fallback for older browsers
+    const input = document.createElement('input');
+    input.value = text;
+    document.body.appendChild(input);
+    input.select();
+    document.execCommand('copy');
+    document.body.removeChild(input);
+    return true;
+  }
+}
+
+async function copyLink() {
+  if (await copyToClipboard(shareUrl.value)) {
+    linkCopied.value = true;
+    window.$toast?.('链接已复制到剪贴板', 'success');
+    setTimeout(() => {
+      linkCopied.value = false;
+    }, 2000);
+  }
+}
+
+async function copyPassword() {
+  if (await copyToClipboard(password.value)) {
+    passwordCopied.value = true;
+    window.$toast?.('密码已复制到剪贴板', 'success');
+    setTimeout(() => {
+      passwordCopied.value = false;
+    }, 2000);
+  }
+}
+
+async function copyAll() {
+  const text = `分享链接: ${shareUrl.value}\n访问密码: ${password.value}`;
+  if (await copyToClipboard(text)) {
+    window.$toast?.('链接和密码已复制到剪贴板', 'success');
+  }
+}
+
+function handleClose() {
+  settingsStore.closeShareResultModal();
+}
+
+// 监听模态框关闭，重置状态
+watch(show, (newVal: boolean) => {
+  if (!newVal) {
+    linkCopied.value = false;
+    passwordCopied.value = false;
+  }
+});
+</script>
+
+<style lang="scss" scoped>
+.modal-overlay {
+  position: fixed;
+  inset: 0;
+  background: rgba(0, 0, 0, 0.5);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 1000;
+  backdrop-filter: blur(4px);
+}
+
+.modal-container {
+  background: white;
+  border-radius: 16px;
+  width: 90%;
+  max-width: 480px;
+  max-height: 80vh;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
+
+  .dark & {
+    background: #1e1e2e;
+  }
+}
+
+.modal-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 20px 24px;
+  border-bottom: 1px solid #e5e7eb;
+
+  .dark & {
+    border-bottom-color: #2d2d3d;
+  }
+
+  h3 {
+    margin: 0;
+    font-size: 18px;
+    font-weight: 600;
+    color: #1f2937;
+
+    .dark & {
+      color: #f3f4f6;
+    }
+  }
+}
+
+.close-btn {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 32px;
+  height: 32px;
+  border: none;
+  border-radius: 8px;
+  background: transparent;
+  color: #6b7280;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover {
+    background: rgba(0, 0, 0, 0.05);
+    color: #374151;
+
+    .dark & {
+      background: rgba(255, 255, 255, 0.05);
+      color: #e5e7eb;
+    }
+  }
+}
+
+.modal-content {
+  flex: 1;
+  overflow-y: auto;
+  padding: 24px;
+  display: flex;
+  flex-direction: column;
+  gap: 20px;
+}
+
+.success-icon {
+  display: flex;
+  justify-content: center;
+  color: #10b981;
+}
+
+.success-message {
+  text-align: center;
+  font-size: 14px;
+  color: #6b7280;
+  margin: 0;
+
+  .dark & {
+    color: #9ca3af;
+  }
+}
+
+.share-section {
+  .share-label {
+    display: block;
+    font-size: 13px;
+    font-weight: 500;
+    color: #374151;
+    margin-bottom: 8px;
+
+    .dark & {
+      color: #e5e7eb;
+    }
+  }
+
+  .share-input-wrapper {
+    display: flex;
+    gap: 8px;
+  }
+
+  .share-input {
+    flex: 1;
+    padding: 12px 14px;
+    border: 1px solid #e5e7eb;
+    border-radius: 10px;
+    font-size: 13px;
+    color: #1f2937;
+    background: #f9fafb;
+
+    .dark & {
+      background: #2d2d3d;
+      border-color: #374151;
+      color: #f3f4f6;
+    }
+
+    &.password {
+      font-family: monospace;
+      letter-spacing: 2px;
+    }
+  }
+
+  .copy-btn {
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    padding: 0 16px;
+    border: none;
+    border-radius: 10px;
+    background: #f3f4f6;
+    color: #374151;
+    font-size: 13px;
+    font-weight: 500;
+    cursor: pointer;
+    transition: all 0.2s ease;
+    white-space: nowrap;
+
+    .dark & {
+      background: #374151;
+      color: #e5e7eb;
+    }
+
+    &:hover {
+      background: #e5e7eb;
+
+      .dark & {
+        background: #4b5563;
+      }
+    }
+  }
+}
+
+.expire-info {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  padding: 12px;
+  background: rgba(245, 158, 11, 0.1);
+  border-radius: 10px;
+  font-size: 13px;
+  color: #f59e0b;
+}
+
+.modal-footer {
+  display: flex;
+  gap: 12px;
+  padding: 20px 24px;
+  border-top: 1px solid #e5e7eb;
+
+  .dark & {
+    border-top-color: #2d2d3d;
+  }
+}
+
+.btn-copy-all {
+  flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  padding: 12px;
+  border: 1px solid #3b82f6;
+  border-radius: 10px;
+  background: transparent;
+  color: #3b82f6;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover {
+    background: rgba(59, 130, 246, 0.1);
+  }
+}
+
+.btn-close {
+  flex: 1;
+  padding: 12px;
+  border: none;
+  border-radius: 10px;
+  background: #3b82f6;
+  color: white;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover {
+    background: #2563eb;
+  }
+}
+
+// 动画
+.modal-enter-active,
+.modal-leave-active {
+  transition: all 0.3s ease;
+}
+
+.modal-enter-from,
+.modal-leave-to {
+  opacity: 0;
+
+  .modal-container {
+    transform: scale(0.95);
+  }
+}
+</style>
--- a/src/components/sidebar/ChatSidebar.vue
+++ b/src/components/sidebar/ChatSidebar.vue
@ -59,6 +59,9 @@
        </button>
      </div>

+      <!-- 分享按钮 -->
+      <ShareButton />
+
      <!-- 搜索框 -->
      <!-- <div class="search-section">
        <div class="search-box" @click="openSearch">
@ -82,10 +85,13 @@
              :key="conv.id"
              :conversation="conv"
              :is-active="conv.id === currentConversationId"
+              :is-select-mode="isSelectMode"
+              :is-selected="isConversationSelected(conv.id)"
              @select="selectConversation"
              @delete="deleteConversation"
              @rename="renameConversation"
              @toggle-pin="togglePinConversation"
+              @toggle-select="toggleConversationSelection"
            />
          </div>
        </div>
@ -102,10 +108,13 @@
              :key="conv.id"
              :conversation="conv"
              :is-active="conv.id === currentConversationId"
+              :is-select-mode="isSelectMode"
+              :is-selected="isConversationSelected(conv.id)"
              @select="selectConversation"
              @delete="deleteConversation"
              @rename="renameConversation"
              @toggle-pin="togglePinConversation"
+              @toggle-select="toggleConversationSelection"
            />
          </div>
        </div>
@ -147,12 +156,13 @@
 </template>

 <script setup lang="ts">
-import { computed, onMounted, ref } from "vue";
+import { onMounted, ref } from "vue";
 import { storeToRefs } from "pinia";
 import { useChatStore } from "@/stores/chat";
 import { useSettingsStore } from "@/stores/settings";
 import { chatApi } from "@/services/api.ts";
 import ConversationItem from "./ConversationItem.vue";
+import ShareButton from "./ShareButton.vue";
 import {
  Plus,
  Pin,
@ -165,17 +175,14 @@ import {
 const chatStore = useChatStore();
 const settingsStore = useSettingsStore();

-const { currentConversationId, pinnedConversations, recentConversations } =
+const { currentConversationId, pinnedConversations, recentConversations, isSelectMode, selectedConversationIds } =
  storeToRefs(chatStore);

 const {
  sidebarCollapsed: isCollapsed,
  sidebarWidth,
-  settings,
 } = storeToRefs(settingsStore);

-const currentTheme = computed(() => settings.value.theme);
-
 // 模型选择相关
 const showModelMenu = ref(false);
 const currentModel = ref(localStorage.getItem("modelSelect") || "");
@ -231,8 +238,12 @@ function togglePinConversation(id: string) {
  chatStore.togglePinConversation(id);
 }

-function toggleTheme() {
-  settingsStore.toggleTheme();
+function toggleConversationSelection(id: string) {
+  chatStore.toggleConversationSelection(id);
+}
+
+function isConversationSelected(id: string): boolean {
+  return selectedConversationIds.value.includes(id);
 }

 // 拖拽调整宽度
--- a/src/components/sidebar/ConversationItem.vue
+++ b/src/components/sidebar/ConversationItem.vue
@ -4,12 +4,21 @@
    :class="{
      active: isActive,
      pinned: conversation.pinned,
+      selected: isSelected,
+      'select-mode': isSelectMode,
    }"
-    @click="handleSelect"
+    @click="handleClick"
    @dblclick="handleRename"
  >
+    <!-- 选择模式复选框 -->
+    <div v-if="isSelectMode" class="item-checkbox" @click.stop="handleToggleSelect">
+      <div class="checkbox" :class="{ checked: isSelected }">
+        <Check v-if="isSelected" :size="14" />
+      </div>
+    </div>
+
    <!-- 图标 -->
-    <div class="item-icon">
+    <div v-if="!isSelectMode" class="item-icon">
      <MessageSquare :size="18" />
    </div>

@ -35,12 +44,12 @@
    </div>

    <!-- 置顶标识 -->
-    <div v-if="conversation.pinned" class="pin-indicator">
+    <div v-if="conversation.pinned && !isSelectMode" class="pin-indicator">
      <Pin :size="12" />
    </div>

-    <!-- 操作按钮 -->
-    <div class="item-actions" @click.stop>
+    <!-- 操作按钮 (非选择模式显示) -->
+    <div v-if="!isSelectMode" class="item-actions" @click.stop>
      <button
        class="action-btn"
        :title="conversation.pinned ? '取消置顶' : '置顶'"
@ -68,6 +77,7 @@ import {
  Edit3,
  Trash2,
  Clock,
+  Check,
 } from "@/components/icons";
 import { formatTimestamp } from "@/utils/helpers";
 import type { Conversation } from "@/types/chat";
@ -75,6 +85,8 @@ import type { Conversation } from "@/types/chat";
 const props = defineProps<{
  conversation: Conversation;
  isActive: boolean;
+  isSelectMode?: boolean;
+  isSelected?: boolean;
 }>();

 const emit = defineEmits<{
@ -82,6 +94,7 @@ const emit = defineEmits<{
  delete: [id: string];
  rename: [id: string, title: string];
  togglePin: [id: string];
+  toggleSelect: [id: string];
 }>();

 const isEditing = ref(false);
@ -92,17 +105,24 @@ const formattedTime = computed(() => {
  return formatTimestamp(props.conversation.updatedAt);
 });

-function handleSelect() {
-  if (!isEditing.value) {
+function handleClick() {
+  if (props.isSelectMode) {
+    emit("toggleSelect", props.conversation.id);
+  } else if (!isEditing.value) {
    emit("select", props.conversation.id);
  }
 }

+function handleToggleSelect() {
+  emit("toggleSelect", props.conversation.id);
+}
+
 function handleTogglePin() {
  emit("togglePin", props.conversation.id);
 }

 function handleRename() {
+  if (props.isSelectMode) return;
  isEditing.value = true;
  editTitle.value = props.conversation.title;
  nextTick(() => {
@ -274,4 +294,57 @@ function handleDelete() {
    color: #ef4444;
  }
 }
+
+// 选择模式样式
+.item-checkbox {
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding-right: 4px;
+}
+
+.checkbox {
+  width: 18px;
+  height: 18px;
+  border: 2px solid #d1d5db;
+  border-radius: 4px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  transition: all 0.15s ease;
+  cursor: pointer;
+
+  .dark & {
+    border-color: #4b5563;
+  }
+
+  &:hover {
+    border-color: #3b82f6;
+  }
+
+  &.checked {
+    background: #3b82f6;
+    border-color: #3b82f6;
+    color: white;
+  }
+}
+
+.conversation-item.select-mode {
+  &:hover {
+    background: rgba(59, 130, 246, 0.05);
+
+    .dark & {
+      background: rgba(59, 130, 246, 0.1);
+    }
+  }
+
+  &.selected {
+    background: rgba(59, 130, 246, 0.1);
+
+    .dark & {
+      background: rgba(59, 130, 246, 0.15);
+    }
+  }
+}
 </style>
--- a/src/components/sidebar/ShareButton.vue
+++ b/src/components/sidebar/ShareButton.vue
@ -0,0 +1,165 @@
+<template>
+  <div class="share-button-wrapper">
+    <button
+      v-if="!isSelectMode"
+      class="share-btn"
+      :disabled="conversations.length === 0"
+      @click="handleStartSelect"
+    >
+      <Share2 :size="16" />
+      <span>分享对话</span>
+    </button>
+
+    <div v-else class="select-actions">
+      <span class="select-info">
+        已选择 {{ selectedCount }} 个对话
+      </span>
+      <div class="action-buttons">
+        <button class="action-btn cancel" @click="handleCancel">
+          取消
+        </button>
+        <button
+          class="action-btn confirm"
+          :disabled="selectedCount === 0"
+          @click="handleConfirm"
+        >
+          确认分享
+        </button>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { storeToRefs } from "pinia";
+import { useChatStore } from "@/stores/chat";
+import { useSettingsStore } from "@/stores/settings";
+import { Share2 } from "@/components/icons";
+
+const chatStore = useChatStore();
+const settingsStore = useSettingsStore();
+
+const { isSelectMode, selectedCount, conversations } = storeToRefs(chatStore);
+
+function handleStartSelect() {
+  chatStore.enterSelectMode();
+}
+
+function handleCancel() {
+  chatStore.exitSelectMode();
+}
+
+function handleConfirm() {
+  if (chatStore.selectedCount > 0) {
+    // 打开分享设置模态框
+    settingsStore.openShareModal();
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.share-button-wrapper {
+  padding: 6px 16px;
+}
+
+.share-btn {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  width: 100%;
+  padding: 6px 12px;
+  border-radius: 12px;
+  background: #f3f4f5;
+  color: #374151;
+  font-size: 14px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+  border: none;
+
+  .dark & {
+    background: #2d2d3d;
+    color: #e5e7eb;
+  }
+
+  &:hover:not(:disabled) {
+    background: #000f33;
+    color: #e5e7eb;
+
+    .dark & {
+      background: #0475ed;
+      color: #e5e7eb;
+    }
+  }
+
+  &:disabled {
+    opacity: 0.5;
+    cursor: not-allowed;
+  }
+}
+
+.select-actions {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.select-info {
+  font-size: 13px;
+  color: #6b7280;
+  text-align: center;
+
+  .dark & {
+    color: #9ca3af;
+  }
+}
+
+.action-buttons {
+  display: flex;
+  gap: 8px;
+}
+
+.action-btn {
+  flex: 1;
+  padding: 8px 12px;
+  border-radius: 10px;
+  font-size: 13px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+  border: none;
+
+  &.cancel {
+    background: rgba(0, 0, 0, 0.05);
+    color: #6b7280;
+
+    .dark & {
+      background: rgba(255, 255, 255, 0.05);
+      color: #9ca3af;
+    }
+
+    &:hover {
+      background: rgba(0, 0, 0, 0.1);
+
+      .dark & {
+        background: rgba(255, 255, 255, 0.1);
+      }
+    }
+  }
+
+  &.confirm {
+    background: #3b82f6;
+    color: white;
+
+    &:hover:not(:disabled) {
+      background: #2563eb;
+    }
+
+    &:disabled {
+      opacity: 0.5;
+      cursor: not-allowed;
+    }
+  }
+}
+</style>
--- a/src/main.ts
+++ b/src/main.ts
@ -1,5 +1,6 @@
 import { createApp } from "vue";
 import { createPinia } from "pinia";
+import router from "./router";
 import App from "./App.vue";

 // 样式
@ -15,6 +16,9 @@ const app = createApp(App);
 const pinia = createPinia();
 app.use(pinia);

+// 使用 Router
+app.use(router);
+
 // 挂载应用
 app.mount("#app");

--- a/src/router/index.ts
+++ b/src/router/index.ts
@ -0,0 +1,20 @@
+import { createRouter, createWebHistory } from 'vue-router'
+import HomeView from '@/views/HomeView.vue'
+
+const router = createRouter({
+  history: createWebHistory('/'),
+  routes: [
+    {
+      path: '/',
+      name: 'home',
+      component: HomeView,
+    },
+    {
+      path: '/share/:id',
+      name: 'share',
+      component: () => import('@/views/ShareView.vue'),
+    },
+  ],
+})
+
+export default router
--- a/src/services/shareApi.ts
+++ b/src/services/shareApi.ts
@ -0,0 +1,77 @@
+/**
+ * 分享 API 服务
+ */
+import { getAuthHeaders } from './request';
+import type {
+  ShareCreateRequest,
+  ShareCreateResponse,
+  ShareVerifyRequest,
+  ShareVerifyResponse,
+  ShareGetResponse,
+} from '@/types/share';
+
+const API_BASE = '/api/chat-ui';
+
+export const shareApi = {
+  /**
+   * 创建分享
+   */
+  async createShare(request: ShareCreateRequest): Promise<ShareCreateResponse> {
+    const response = await fetch(`${API_BASE}/shares`, {
+      method: 'POST',
+      headers: {
+        ...getAuthHeaders(),
+        'Content-Type': 'application/json',
+      },
+      body: JSON.stringify(request),
+    });
+
+    if (!response.ok) {
+      const error = await response.text();
+      throw new Error(error || `创建分享失败: HTTP ${response.status}`);
+    }
+
+    return response.json();
+  },
+
+  /**
+   * 获取分享基本信息（不含内容）
+   */
+  async getShare(shareId: string): Promise<ShareGetResponse> {
+    const response = await fetch(`${API_BASE}/shares/${shareId}`, {
+      method: 'GET',
+      headers: {
+        'Content-Type': 'application/json',
+      },
+    });
+
+    if (!response.ok) {
+      if (response.status === 404) {
+        throw new Error('分享不存在或已过期');
+      }
+      throw new Error(`获取分享失败: HTTP ${response.status}`);
+    }
+
+    return response.json();
+  },
+
+  /**
+   * 验证密码并获取分享内容
+   */
+  async verifyShare(shareId: string, request: ShareVerifyRequest): Promise<ShareVerifyResponse> {
+    const response = await fetch(`${API_BASE}/shares/${shareId}/verify`, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      body: JSON.stringify(request),
+    });
+
+    if (!response.ok) {
+      const error = await response.text();
+      throw new Error(error || `验证失败: HTTP ${response.status}`);
+    }
+
+    return response.json();
+  },
+};
--- a/src/stores/chat.ts
+++ b/src/stores/chat.ts
@ -19,6 +19,15 @@ export const useChatStore = defineStore("chat", () => {
  const isInitialized = ref(false);
  const isLoading = ref(false);

+  // 分享多选模式状态（对话级别）
+  const isSelectMode = ref(false);
+  const selectedConversationIds = ref<string[]>([]);
+
+  // 消息分享选择模式状态
+  const isMessageSelectMode = ref(false);
+  const selectedMessageIds = ref<string[]>([]);
+  const sourceConversationId = ref<string | null>(null);
+
  // 计算属性
  const currentConversation = computed(() => {
    return (
@ -43,6 +52,24 @@ export const useChatStore = defineStore("chat", () => {
    return sortedConversations.value.filter((c) => !c.pinned && !c.archived);
  });

+  // 选中的对话列表
+  const selectedConversations = computed(() => {
+    return conversations.value.filter((c) => selectedConversationIds.value.includes(c.id));
+  });
+
+  // 选中的对话数量
+  const selectedCount = computed(() => selectedConversationIds.value.length);
+
+  // 选中的消息列表
+  const selectedMessages = computed(() => {
+    const conv = conversations.value.find((c) => c.id === sourceConversationId.value);
+    if (!conv) return [];
+    return conv.messages.filter((m) => selectedMessageIds.value.includes(m.id));
+  });
+
+  // 选中的消息数量
+  const selectedMessageCount = computed(() => selectedMessageIds.value.length);
+
  // 初始化方法 - 从后端 API 加载数据
  async function initializeFromApi() {
    if (isInitialized.value || isLoading.value) return;
@ -486,6 +513,95 @@ export const useChatStore = defineStore("chat", () => {
    }
  }

+  // ========== 分享多选模式方法 ==========
+
+  // 切换选择模式
+  function toggleSelectMode() {
+    isSelectMode.value = !isSelectMode.value;
+    if (!isSelectMode.value) {
+      clearSelection();
+    }
+  }
+
+  // 进入选择模式
+  function enterSelectMode() {
+    isSelectMode.value = true;
+  }
+
+  // 退出选择模式
+  function exitSelectMode() {
+    isSelectMode.value = false;
+    clearSelection();
+  }
+
+  // 切换对话选择状态
+  function toggleConversationSelection(id: string) {
+    const index = selectedConversationIds.value.indexOf(id);
+    if (index === -1) {
+      selectedConversationIds.value.push(id);
+    } else {
+      selectedConversationIds.value.splice(index, 1);
+    }
+  }
+
+  // 全选
+  function selectAllConversations() {
+    selectedConversationIds.value = conversations.value
+      .filter((c) => !c.archived)
+      .map((c) => c.id);
+  }
+
+  // 清除选择
+  function clearSelection() {
+    selectedConversationIds.value = [];
+  }
+
+  // 检查对话是否被选中
+  function isConversationSelected(id: string): boolean {
+    return selectedConversationIds.value.includes(id);
+  }
+
+  // ========== 消息分享选择模式方法 ==========
+
+  // 进入消息选择模式
+  function enterMessageSelectMode(conversationId: string, initialMessageId?: string) {
+    isMessageSelectMode.value = true;
+    sourceConversationId.value = conversationId;
+    selectedMessageIds.value = initialMessageId ? [initialMessageId] : [];
+  }
+
+  // 退出消息选择模式
+  function exitMessageSelectMode() {
+    isMessageSelectMode.value = false;
+    sourceConversationId.value = null;
+    selectedMessageIds.value = [];
+  }
+
+  // 切换消息选择状态
+  function toggleMessageSelection(messageId: string) {
+    const index = selectedMessageIds.value.indexOf(messageId);
+    if (index === -1) {
+      selectedMessageIds.value.push(messageId);
+    } else {
+      selectedMessageIds.value.splice(index, 1);
+    }
+  }
+
+  // 全选当前对话消息
+  function selectAllMessages() {
+    const conv = conversations.value.find((c) => c.id === sourceConversationId.value);
+    if (conv) {
+      selectedMessageIds.value = conv.messages
+        .filter((m) => m.role !== MessageRole.SYSTEM)
+        .map((m) => m.id);
+    }
+  }
+
+  // 检查消息是否被选中
+  function isMessageSelected(messageId: string): boolean {
+    return selectedMessageIds.value.includes(messageId);
+  }
+
  // 初始化
  initializeFromApi();

@ -497,11 +613,22 @@ export const useChatStore = defineStore("chat", () => {
    streamController,
    isInitialized,
    isLoading,
+    // 分享多选模式状态
+    isSelectMode,
+    selectedConversationIds,
+    // 消息分享选择模式状态
+    isMessageSelectMode,
+    selectedMessageIds,
+    sourceConversationId,
+    selectedMessages,
+    selectedMessageCount,
    // 计算属性
    currentConversation,
    sortedConversations,
    pinnedConversations,
    recentConversations,
+    selectedConversations,
+    selectedCount,
    // 方法
    initializeFromApi,
    createConversation,
@ -522,5 +649,19 @@ export const useChatStore = defineStore("chat", () => {
    clearConversation,
    loadFromStorage,
    saveToStorage,
+    // 分享多选模式方法
+    toggleSelectMode,
+    enterSelectMode,
+    exitSelectMode,
+    toggleConversationSelection,
+    selectAllConversations,
+    clearSelection,
+    isConversationSelected,
+    // 消息分享选择模式方法
+    enterMessageSelectMode,
+    exitMessageSelectMode,
+    toggleMessageSelection,
+    selectAllMessages,
+    isMessageSelected,
  };
 });
--- a/src/stores/settings.ts
+++ b/src/stores/settings.ts
@ -2,6 +2,14 @@ import { defineStore } from "pinia";
 import { ref } from "vue";
 import type { AppSettings, AIModel } from "@/types/chat";

+// 分享结果类型
+export interface ShareResult {
+  shareId: string;
+  shareUrl: string;
+  password: string;
+  expiresAt: number;
+}
+
 export const useSettingsStore = defineStore("settings", () => {
  // 默认设置
  const defaultSettings: AppSettings = {
@ -86,6 +94,11 @@ export const useSettingsStore = defineStore("settings", () => {
  const showSettingsModal = ref(false);
  const showConversationSettingsModal = ref(false);

+  // 分享相关状态
+  const showShareModal = ref(false);
+  const showShareResultModal = ref(false);
+  const shareResult = ref<ShareResult | null>(null);
+
  // 主题相关
  function applyTheme(theme: AppSettings["theme"]) {
    const root = document.documentElement;
@ -175,6 +188,31 @@ export const useSettingsStore = defineStore("settings", () => {
    showConversationSettingsModal.value = false;
  }

+  // 分享模态框
+  function openShareModal() {
+    showShareModal.value = true;
+  }
+
+  function closeShareModal() {
+    showShareModal.value = false;
+  }
+
+  function openShareResultModal() {
+    showShareResultModal.value = true;
+  }
+
+  function closeShareResultModal() {
+    showShareResultModal.value = false;
+  }
+
+  function setShareResult(result: ShareResult) {
+    shareResult.value = result;
+  }
+
+  function clearShareResult() {
+    shareResult.value = null;
+  }
+
  // 更新设置
  function updateSettings(updates: Partial<AppSettings>) {
    Object.assign(settings.value, updates);
@ -298,6 +336,10 @@ export const useSettingsStore = defineStore("settings", () => {
    showSettingsModal,
    showConversationSettingsModal,
    availableModels,
+    // 分享相关状态
+    showShareModal,
+    showShareResultModal,
+    shareResult,

    // 方法
    toggleTheme,
@ -313,6 +355,13 @@ export const useSettingsStore = defineStore("settings", () => {
    closeSettingsModal,
    openConversationSettingsModal,
    closeConversationSettingsModal,
+    // 分享模态框方法
+    openShareModal,
+    closeShareModal,
+    openShareResultModal,
+    closeShareResultModal,
+    setShareResult,
+    clearShareResult,
    updateSettings,
    resetSettings,
    exportSettings,
--- a/src/types/share.ts
+++ b/src/types/share.ts
@ -0,0 +1,79 @@
+import type { Conversation } from "./chat";
+
+/**
+ * 分享数据结构
+ */
+export interface Share {
+  id: string; // 分享ID
+  conversationIds: string[]; // 分享的对话ID列表
+  conversations: Conversation[]; // 完整对话数据（快照）
+  createdAt: number; // 创建时间
+  expiresAt: number; // 过期时间
+  viewCount: number; // 访问次数
+  hasPassword: boolean; // 是否有密码保护
+}
+
+/**
+ * 创建分享请求
+ */
+export interface ShareCreateRequest {
+  conversationIds: string[]; // 要分享的对话ID列表
+  messages?: MessageData[]; // 直接传递消息数据（消息分享模式）
+  passwordHash: string; // 密码哈希值
+  expiresIn?: number; // 过期时间（秒），默认7天
+}
+
+/**
+ * 消息数据（用于分享）
+ */
+export interface MessageData {
+  id: string;
+  role: string;
+  content: any;
+  timestamp: number;
+}
+
+/**
+ * 创建分享响应
+ */
+export interface ShareCreateResponse {
+  id: string; // 分享ID
+  shareUrl: string; // 分享链接
+  expiresAt: number; // 过期时间
+}
+
+/**
+ * 验证密码请求
+ */
+export interface ShareVerifyRequest {
+  passwordHash: string; // 密码哈希值
+}
+
+/**
+ * 验证密码响应
+ */
+export interface ShareVerifyResponse {
+  valid: boolean; // 密码是否正确
+  share?: Share; // 分享数据（验证成功时返回）
+  error?: string; // 错误信息
+}
+
+/**
+ * 获取分享响应
+ */
+export interface ShareGetResponse {
+  id: string;
+  hasPassword: boolean;
+  expiresAt: number;
+  isExpired: boolean;
+  conversationCount: number;
+}
+
+/**
+ * 分享限制配置
+ */
+export const SHARE_LIMITS = {
+  MAX_CONVERSATIONS: 10, // 单次分享最多对话数
+  MAX_MESSAGES_PER_CONVERSATION: 100, // 单个对话最多消息数
+  DEFAULT_EXPIRE_SECONDS: 7 * 24 * 60 * 60, // 默认过期时间：7天
+} as const;
--- a/src/utils/crypto.ts
+++ b/src/utils/crypto.ts
@ -0,0 +1,45 @@
+/**
+ * 密码哈希工具
+ * 使用 SHA-256 算法对密码进行哈希处理
+ */
+
+/**
+ * 使用 SHA-256 对字符串进行哈希处理
+ * @param text 要哈希的文本
+ * @returns 哈希后的十六进制字符串
+ */
+export async function sha256(text: string): Promise<string> {
+  const encoder = new TextEncoder();
+  const data = encoder.encode(text);
+  const hashBuffer = await crypto.subtle.digest("SHA-256", data);
+  const hashArray = Array.from(new Uint8Array(hashBuffer));
+  const hashHex = hashArray
+    .map((b) => b.toString(16).padStart(2, "0"))
+    .join("");
+  return hashHex;
+}
+
+/**
+ * 哈希密码
+ * @param password 原始密码
+ * @returns 哈希后的密码
+ */
+export async function hashPassword(password: string): Promise<string> {
+  // 添加前缀盐值增加安全性
+  const saltedPassword = `share_${password}_chat`;
+  return sha256(saltedPassword);
+}
+
+/**
+ * 验证密码
+ * @param password 用户输入的密码
+ * @param storedHash 存储的哈希值
+ * @returns 是否匹配
+ */
+export async function verifyPassword(
+  password: string,
+  storedHash: string
+): Promise<boolean> {
+  const hash = await hashPassword(password);
+  return hash === storedHash;
+}
--- a/src/views/HomeView.vue
+++ b/src/views/HomeView.vue
@ -0,0 +1,90 @@
+<template>
+  <div class="home-view">
+    <!-- 侧边栏 -->
+    <ChatSidebar />
+
+    <!-- 主内容区 -->
+    <ChatMain ref="chatMainRef" @toggle-sidebar="toggleSidebar" />
+
+    <!-- 模态框 -->
+    <SearchModal />
+    <ShortcutsModal />
+    <SettingsModal />
+    <ConversationSettingsModal />
+    <ShareModal />
+    <ShareResultModal />
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref } from 'vue'
+import { useChatStore } from '@/stores/chat'
+import { useSettingsStore } from '@/stores/settings'
+import { useKeyboard, getDefaultShortcuts } from '@/composables/useKeyboard'
+import ChatSidebar from '@/components/sidebar/ChatSidebar.vue'
+import ChatMain from '@/components/chat/ChatMain.vue'
+import SearchModal from '@/components/modals/SearchModal.vue'
+import ShortcutsModal from '@/components/modals/ShortcutsModal.vue'
+import SettingsModal from '@/components/modals/SettingsModal.vue'
+import ConversationSettingsModal from '@/components/modals/ConversationSettingsModal.vue'
+import ShareModal from '@/components/modals/ShareModal.vue'
+import ShareResultModal from '@/components/modals/ShareResultModal.vue'
+import { useAuthStore } from '@/stores/auth'
+
+const authStore = useAuthStore()
+const chatStore = useChatStore()
+const settingsStore = useSettingsStore()
+
+const chatMainRef = ref<InstanceType<typeof ChatMain> | null>(null)
+
+function toggleSidebar() {
+  settingsStore.toggleSidebar()
+}
+
+function newChat() {
+  chatStore.createConversation()
+  window.$toast?.('已创建新对话', 'success')
+}
+
+function focusInput() {
+  chatMainRef.value?.focusInput()
+}
+
+// 快捷键
+useKeyboard(
+  getDefaultShortcuts({
+    newChat,
+    toggleSidebar,
+    focusInput,
+    sendMessage: () => {},
+    cancelStream: () => {
+      if (chatStore.isStreaming) {
+        chatStore.stopStreaming()
+        window.$toast?.('已停止生成', 'info')
+      }
+    },
+    toggleTheme: () => {
+      settingsStore.toggleTheme()
+      window.$toast?.(`主题已切换`, 'success')
+    },
+    showShortcuts: () => {
+      settingsStore.openShortcutsModal()
+    },
+    searchConversations: () => {
+      settingsStore.openSearchModal()
+    },
+  }),
+)
+
+// 初始化认证
+authStore.init()
+</script>
+
+<style lang="scss" scoped>
+.home-view {
+  display: flex;
+  width: 100%;
+  height: 100%;
+  overflow: hidden;
+}
+</style>
--- a/src/views/ShareView.vue
+++ b/src/views/ShareView.vue
@ -0,0 +1,566 @@
+<template>
+  <div class="share-view" :class="{ dark: isDark }">
+    <!-- 加载状态 -->
+    <div v-if="isLoading" class="loading-state">
+      <Loader2 :size="32" class="spin" />
+      <span>加载中...</span>
+    </div>
+
+    <!-- 错误状态 -->
+    <div v-else-if="error" class="error-state">
+      <AlertCircle :size="48" />
+      <p class="error-message">{{ error }}</p>
+      <button class="retry-btn" @click="loadShareInfo">重试</button>
+    </div>
+
+    <!-- 密码验证 -->
+    <div v-else-if="!isVerified" class="password-verify">
+      <div class="verify-container">
+        <div class="verify-icon">
+          <Lock :size="48" />
+        </div>
+        <h2 class="verify-title">查看分享内容</h2>
+        <p class="verify-hint">请输入访问密码查看分享内容</p>
+
+        <div v-if="shareInfo" class="share-info">
+          <span class="info-item">
+            <MessageSquare :size="14" />
+            {{ shareInfo.conversationCount }} 个对话
+          </span>
+          <span v-if="shareInfo.isExpired" class="info-item expired">
+            <AlertCircle :size="14" />
+            已过期
+          </span>
+          <span v-else class="info-item">
+            <Clock :size="14" />
+            {{ formatExpiresAt }} 过期
+          </span>
+        </div>
+
+        <div class="password-input-wrapper">
+          <input
+            v-model="password"
+            :type="showPassword ? 'text' : 'password'"
+            class="password-input"
+            placeholder="请输入访问密码"
+            @keydown.enter="handleVerify"
+          />
+          <button class="toggle-visibility" @click="showPassword = !showPassword">
+            <Eye v-if="!showPassword" :size="18" />
+            <EyeOff v-else :size="18" />
+          </button>
+        </div>
+
+        <p v-if="verifyError" class="verify-error">{{ verifyError }}</p>
+
+        <button
+          class="verify-btn"
+          :disabled="!password || isVerifying"
+          @click="handleVerify"
+        >
+          {{ isVerifying ? '验证中...' : '查看内容' }}
+        </button>
+      </div>
+    </div>
+
+    <!-- 分享内容 -->
+    <div v-else class="share-content">
+      <!-- 顶部导航栏 -->
+      <header class="share-header">
+        <div class="header-left">
+          <h1 class="share-title">分享的对话</h1>
+          <span class="conversation-count">
+            共 {{ shareData?.conversations?.length || 0 }} 个对话
+          </span>
+        </div>
+        <!-- <button class="theme-toggle" @click="toggleTheme">
+          <Sun v-if="isDark" :size="20" />
+          <Moon v-else :size="20" />
+        </button> -->
+      </header>
+
+      <!-- 对话切换标签 -->
+      <div v-if="shareData?.conversations && shareData.conversations.length > 1" class="conversation-tabs">
+        <button
+          v-for="(conv, index) in shareData.conversations"
+          :key="conv.id"
+          class="tab-btn"
+          :class="{ active: activeConversationIndex === index }"
+          @click="activeConversationIndex = index"
+        >
+          {{ conv.title || '未命名对话' }}
+        </button>
+      </div>
+
+      <!-- 消息列表 -->
+      <div class="message-list">
+        <template v-if="activeConversation">
+          <MessageBubble
+            v-for="message in visibleMessages"
+            :key="message.id"
+            :message="message"
+            :show-timestamp="true"
+            :readonly="true"
+          />
+        </template>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, onMounted } from 'vue'
+import { useRoute } from 'vue-router'
+import { useSettingsStore } from '@/stores/settings'
+import { storeToRefs } from 'pinia'
+import { shareApi } from '@/services/shareApi'
+import { hashPassword } from '@/utils/crypto'
+import { formatTimestamp } from '@/utils/helpers'
+import { MessageRole } from '@/types/chat'
+import type { Share, ShareGetResponse } from '@/types/share'
+import MessageBubble from '@/components/message/MessageBubble.vue'
+import {
+  Lock,
+  Loader2,
+  MessageSquare,
+  Clock,
+  AlertCircle,
+  Eye,
+  EyeOff,
+} from '@/components/icons'
+
+const route = useRoute()
+const settingsStore = useSettingsStore()
+const { settings } = storeToRefs(settingsStore)
+
+// 状态
+const isLoading = ref(false)
+const isVerifying = ref(false)
+const isVerified = ref(false)
+const password = ref('')
+const showPassword = ref(false)
+const error = ref('')
+const verifyError = ref('')
+const shareInfo = ref<ShareGetResponse | null>(null)
+const shareData = ref<Share | null>(null)
+const activeConversationIndex = ref(0)
+
+// 计算属性
+const isDark = computed(() => {
+  if (settings.value.theme === 'system') {
+    return window.matchMedia('(prefers-color-scheme: dark)').matches
+  }
+  return settings.value.theme === 'dark'
+})
+
+const formatExpiresAt = computed(() => {
+  if (!shareInfo.value) return ''
+  return formatTimestamp(shareInfo.value.expiresAt)
+})
+
+const activeConversation = computed(() => {
+  return shareData.value?.conversations?.[activeConversationIndex.value]
+})
+
+const visibleMessages = computed(() => {
+  if (!activeConversation.value?.messages) return []
+  return activeConversation.value.messages.filter(
+    (message) => message.role !== MessageRole.SYSTEM
+  )
+})
+
+// 方法
+async function loadShareInfo() {
+  const shareId = route.params.id as string
+  if (!shareId) {
+    error.value = '无效的分享链接'
+    return
+  }
+
+  isLoading.value = true
+  error.value = ''
+
+  try {
+    shareInfo.value = await shareApi.getShare(shareId)
+
+    if (shareInfo.value.isExpired) {
+      error.value = '分享链接已过期'
+      return
+    }
+
+    // 如果没有密码保护，直接验证
+    if (!shareInfo.value.hasPassword) {
+      await verifyWithPassword('')
+    }
+  } catch (err) {
+    console.error('Failed to load share info:', err)
+    error.value = '分享不存在或已过期'
+  } finally {
+    isLoading.value = false
+  }
+}
+
+async function handleVerify() {
+  if (!password.value || isVerifying.value) return
+  await verifyWithPassword(password.value)
+}
+
+async function verifyWithPassword(pwd: string) {
+  const shareId = route.params.id as string
+  if (!shareId) return
+
+  isVerifying.value = true
+  verifyError.value = ''
+
+  try {
+    const passwordHash = pwd ? await hashPassword(pwd) : ''
+    const result = await shareApi.verifyShare(shareId, { passwordHash })
+
+    if (result.valid && result.share) {
+      shareData.value = result.share
+      isVerified.value = true
+    } else {
+      verifyError.value = '密码错误，请重试'
+    }
+  } catch (err) {
+    console.error('Failed to verify share:', err)
+    verifyError.value = '验证失败，请重试'
+  } finally {
+    isVerifying.value = false
+  }
+}
+
+onMounted(() => {
+  loadShareInfo()
+})
+</script>
+
+<style lang="scss" scoped>
+.share-view {
+  width: 100%;
+  min-height: 100vh;
+  background: #ffffff;
+
+  &.dark {
+    background: #11111b;
+    color: #e5e7eb;
+  }
+}
+
+// 加载状态
+.loading-state {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  min-height: 100vh;
+  gap: 16px;
+  color: #6b7280;
+
+  .spin {
+    animation: spin 1s linear infinite;
+  }
+}
+
+@keyframes spin {
+  from { transform: rotate(0deg); }
+  to { transform: rotate(360deg); }
+}
+
+// 错误状态
+.error-state {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  min-height: 100vh;
+  gap: 16px;
+  color: #6b7280;
+
+  .error-message {
+    font-size: 16px;
+    color: #ef4444;
+    margin: 0;
+  }
+
+  .retry-btn {
+    padding: 10px 24px;
+    border: none;
+    border-radius: 10px;
+    background: #3b82f6;
+    color: white;
+    font-size: 14px;
+    cursor: pointer;
+
+    &:hover {
+      background: #2563eb;
+    }
+  }
+}
+
+// 密码验证
+.password-verify {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  min-height: 100vh;
+  padding: 20px;
+}
+
+.verify-container {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 16px;
+  width: 100%;
+  max-width: 400px;
+}
+
+.verify-icon {
+  color: #6b7280;
+}
+
+.verify-title {
+  margin: 0;
+  font-size: 24px;
+  font-weight: 600;
+  color: #1f2937;
+
+  .dark & {
+    color: #f3f4f6;
+  }
+}
+
+.verify-hint {
+  font-size: 14px;
+  color: #6b7280;
+  margin: 0;
+  text-align: center;
+}
+
+.share-info {
+  display: flex;
+  gap: 16px;
+  margin-top: 8px;
+
+  .info-item {
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    font-size: 13px;
+    color: #6b7280;
+
+    &.expired {
+      color: #ef4444;
+    }
+  }
+}
+
+.password-input-wrapper {
+  position: relative;
+  width: 100%;
+  max-width: 320px;
+  margin-top: 8px;
+}
+
+.password-input {
+  width: 100%;
+  padding: 14px 48px 14px 16px;
+  border: 1px solid #e5e7eb;
+  border-radius: 12px;
+  font-size: 15px;
+  text-align: center;
+  letter-spacing: 2px;
+
+  .dark & {
+    background: #2d2d3d;
+    border-color: #374151;
+    color: #f3f4f6;
+  }
+
+  &:focus {
+    outline: none;
+    border-color: #3b82f6;
+    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
+  }
+}
+
+.toggle-visibility {
+  position: absolute;
+  right: 12px;
+  top: 50%;
+  transform: translateY(-50%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 32px;
+  height: 32px;
+  border: none;
+  border-radius: 6px;
+  background: transparent;
+  color: #6b7280;
+  cursor: pointer;
+
+  &:hover {
+    background: rgba(0, 0, 0, 0.05);
+
+    .dark & {
+      background: rgba(255, 255, 255, 0.05);
+    }
+  }
+}
+
+.verify-error {
+  font-size: 13px;
+  color: #ef4444;
+  margin: 0;
+}
+
+.verify-btn {
+  width: 100%;
+  max-width: 320px;
+  padding: 14px;
+  border: none;
+  border-radius: 12px;
+  background: #3b82f6;
+  color: white;
+  font-size: 15px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  &:hover:not(:disabled) {
+    background: #2563eb;
+  }
+
+  &:disabled {
+    opacity: 0.5;
+    cursor: not-allowed;
+  }
+}
+
+// 分享内容
+.share-content {
+  display: flex;
+  flex-direction: column;
+  min-height: 100vh;
+  height: 100%;
+}
+
+.share-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 16px 24px;
+  border-bottom: 1px solid #e5e7eb;
+  background: white;
+  position: sticky;
+  top: 0;
+  z-index: 10;
+
+  .dark & {
+    background: #1e1e2e;
+    border-bottom-color: #2d2d3d;
+  }
+}
+
+.header-left {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.share-title {
+  margin: 0;
+  font-size: 18px;
+  font-weight: 600;
+  color: #1f2937;
+
+  .dark & {
+    color: #f3f4f6;
+  }
+}
+
+.conversation-count {
+  font-size: 13px;
+  color: #6b7280;
+}
+
+.theme-toggle {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 40px;
+  height: 40px;
+  border: none;
+  border-radius: 10px;
+  background: #f3f4f6;
+  color: #6b7280;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  .dark & {
+    background: #2d2d3d;
+    color: #e5e7eb;
+  }
+
+  &:hover {
+    background: #e5e7eb;
+
+    .dark & {
+      background: #374151;
+    }
+  }
+}
+
+.conversation-tabs {
+  display: flex;
+  gap: 8px;
+  padding: 12px 24px;
+  background: #f9fafb;
+  border-bottom: 1px solid #e5e7eb;
+  overflow-x: auto;
+
+  .dark & {
+    background: #1e1e2e;
+    border-bottom-color: #2d2d3d;
+  }
+}
+
+.tab-btn {
+  flex-shrink: 0;
+  padding: 10px 20px;
+  border: none;
+  border-radius: 10px;
+  background: white;
+  color: #6b7280;
+  font-size: 14px;
+  white-space: nowrap;
+  cursor: pointer;
+  transition: all 0.2s ease;
+
+  .dark & {
+    background: #2d2d3d;
+    color: #9ca3af;
+  }
+
+  &:hover {
+    background: #e5e7eb;
+
+    .dark & {
+      background: #374151;
+    }
+  }
+
+  &.active {
+    background: #3b82f6;
+    color: white;
+  }
+}
+
+.message-list {
+  flex: 1;
+  padding: 20px 0;
+  overflow-y: auto;
+}
+</style>
--- a/vitest.config.ts
+++ b/vitest.config.ts
@ -0,0 +1,35 @@
+import { defineConfig } from 'vitest/config'
+import vue from '@vitejs/plugin-vue'
+import { resolve } from 'path'
+
+export default defineConfig({
+  plugins: [vue()],
+  test: {
+    // 使用 happy-dom 作为测试环境
+    environment: 'happy-dom',
+    // 全局变量
+    globals: true,
+    // 测试文件匹配模式
+    include: ['src/**/*.{test,spec}.{js,ts}'],
+    // 测试 setup 文件
+    setupFiles: ['src/__tests__/setup.ts'],
+    // 覆盖率配置
+    coverage: {
+      provider: 'v8',
+      reporter: ['text', 'json', 'html'],
+      include: ['src/**/*.{ts,vue}'],
+      exclude: [
+        'src/**/*.d.ts',
+        'src/main.ts',
+        'src/**/*.test.ts',
+        'src/**/*.spec.ts',
+        'src/__tests__/setup.ts',
+      ],
+    },
+  },
+  resolve: {
+    alias: {
+      '@': resolve(__dirname, './src'),
+    },
+  },
+})
Author	SHA1	Message	Date
肖应宇	b66bdaedd2	Merge branch 'feat/share'	2026-03-26 10:45:08 +08:00
肖应宇	1df9ee3cf2	fix: 移除路由 base 路径并优化图片展示布局 - Vue Router base 路径从 /chat-ui/ 改为 / - MessageBubble 添加 readonly prop，分享页面隐藏操作栏 - 图片网格改用 inline-flex 布局，按内容宽度收缩 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>	2026-03-26 10:17:58 +08:00
肖应宇	379e033e17	fix(oss): 统一从 .env 文件读取所有配置将 AccessKey 从系统环境变量改为从 .env 文件读取，与其他 OSS 配置保持一致。 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>	2026-03-26 09:15:33 +08:00
肖应宇	eff089c7ad	fix(share): 修复分享链接路径不一致并移除对话消息截断	2026-03-25 16:41:32 +08:00
肖应宇	7b4fb72cdc	feat: 消息级别分享功能 - 新增消息选择模式，支持在当前对话内多选消息分享 - MessageBubble 添加选择模式UI（复选框、选中样式） - MessageList 添加选择操作栏（全选、取消、确认分享） - ShareModal 支持消息分享和对话分享两种模式 - 后端分享API支持直接传递消息数据 - chat store 新增消息选择状态和方法 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>	2026-03-25 16:20:47 +08:00
肖应宇	9566c6e0c4	feat: 分享页面改为独立路由渲染 - 引入 vue-router，配置 / 和 /share/:id 两个路由 - 新增 ShareView.vue 独立页面，复用 MessageBubble 组件渲染消息 - 新增 HomeView.vue 提取主应用逻辑 - 分享链接格式改为 /chat-ui/share/{id} - 删除废弃的 ShareViewModal.vue 对话框组件 - 清理 settingsStore 中废弃的 showShareViewModal 状态 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>	2026-03-25 15:38:38 +08:00
肖应宇	4d2caddeee	feat: 分享对话功能；需要优化：不能分享单独几条对话，适用范围窄；在Dialog中展示对话，记录没有样式，很难看。	2026-03-25 15:12:50 +08:00
肖应宇	b51831dd15	build: build 通过	2026-03-12 14:23:23 +08:00
SuperManTouX	3b7a831840	Merge branch 'fix/web-search-and-css'	2026-03-12 14:13:22 +08:00