修复三个问题:

1. 成交行情标题去掉括号
2. 每页改为500条
3. 管理页面显示行情数并可点击跳转

backend/app/routers/deal.py

@@ -117,7 +117,7 @@ def get_deal_list(
     # 返回Response对象以添加自定义头
     from fastapi.responses import JSONResponse
     return JSONResponse(
-        content=[DealInfoResponse.model_validate(item).model_dump() for item in items],
+        content=[DealInfoResponse.model_validate(item).model_dump(mode='json') for item in items],
         headers={"X-Total-Pages": str(total_pages), "X-Total-Count": str(total_count)}
     )
 

backend/app/routers/users.py

@@ -5,6 +5,7 @@ from sqlalchemy.orm import Session
 from app.core.database import get_db
 from app.core.auth import get_current_user
 from app.models.models import User, Collection
+from app.models.deal_info import DealInfo
 from app.schemas.schemas import UserResponse, UserUpdate
 
 router = APIRouter(prefix="/api", tags=["用户"])
@@ -97,7 +98,7 @@ def get_users(
     db: Session = Depends(get_db)
 ):
     """获取用户列表（仅管理员）"""
-    if current_user.role not in ["admin", "editor"]:
+    if not current_user or current_user.role not in ["admin", "editor"]:
         raise HTTPException(status_code=403, detail="无权访问")
     
     total = db.query(User).count()
@@ -114,6 +115,8 @@ def get_users(
     for u in users:
         # 统计每个用户的藏品数量
         count = db.query(Collection).filter(Collection.f99_91_user_id == u.f99_90_id).count()
+        # 统计每个用户的行情数量
+        deal_count = db.query(DealInfo).filter(DealInfo.user_id == u.f99_90_id).count()
         user_list.append({
             "id": u.f99_90_id,
             "username": u.f01_01_name,
@@ -123,6 +126,7 @@ def get_users(
             "user_code": u.user_code,
             "created_at": u.f99_92_created_at.isoformat() if u.f99_92_created_at else None,
             "collectionCount": count,
+            "dealCount": deal_count,
             "level": u.f99_94_level,
             "aiCount": u.f99_95_ai_count,
             "searchCount": u.f99_96_search_count,
@@ -143,7 +147,7 @@ def get_user(
     db: Session = Depends(get_db)
 ):
     """获取单个用户信息"""
-    if current_user.role not in ["admin", "editor"]:
+    if not current_user or current_user.role not in ["admin", "editor"]:
         raise HTTPException(status_code=403, detail="无权访问")
     
     user = db.query(User).filter(User.id == user_id).first()
@@ -168,7 +172,7 @@ def get_user_collections(
     db: Session = Depends(get_db)
 ):
     """获取指定用户的藏品列表"""
-    if current_user.role not in ["admin", "editor"]:
+    if not current_user or current_user.role not in ["admin", "editor"]:
         raise HTTPException(status_code=403, detail="无权访问")
     
     collections = db.query(Collection).filter(
@@ -185,7 +189,7 @@ def get_user_collection_count(
     db: Session = Depends(get_db)
 ):
     """获取指定用户的藏品数量"""
-    if current_user.role not in ["admin", "editor"]:
+    if not current_user or current_user.role not in ["admin", "editor"]:
         raise HTTPException(status_code=403, detail="E00050: 仅管理员可访问")
     
     count = db.query(Collection).filter(Collection.user_id == user_id).count()
@@ -210,7 +214,7 @@ def update_user(
     db: Session = Depends(get_db)
 ):
     """更新用户信息（仅管理员）"""
-    if current_user.role not in ["admin", "editor"]:
+    if not current_user or current_user.role not in ["admin", "editor"]:
         raise HTTPException(status_code=403, detail="E00050: 仅管理员可访问")
     
     user = db.query(User).filter(User.f99_90_id == user_id).first()
@@ -288,7 +292,7 @@ def delete_user(
     db: Session = Depends(get_db)
 ):
     """删除用户（仅管理员）"""
-    if current_user.role not in ["admin", "editor"]:
+    if not current_user or current_user.role not in ["admin", "editor"]:
         raise HTTPException(status_code=403, detail="E00050: 仅管理员可访问")
     
     # 不能删除自己

frontend/src/pages/Admin.jsx

@@ -221,8 +221,11 @@ export default function Admin() {
                 </div>
               </div>
               <div style={{ textAlign: 'right' }}>
-                <div style={{ color: '#94a3b8', fontSize: '12px' }}>藏品数</div>
+                <div style={{ color: '#94a3b8', fontSize: '12px' }}>藏品数 | 行情数</div>
-                <div style={{ color: '#60a5fa', fontSize: '20px', fontWeight: 'bold', cursor: 'pointer' }} onClick={() => window.location.hash = '#/list?userId=' + user.id} title='点击查看'>{user.collectionCount || 0}</div>
+                <div style={{ display: 'flex', gap: '12px', justifyContent: 'flex-end', alignItems: 'center' }}>
+                  <div style={{ color: '#60a5fa', fontSize: '20px', fontWeight: 'bold', cursor: 'pointer' }} onClick={() => window.location.hash = '#/list?userId=' + user.id} title='点击查看藏品'>{user.collectionCount || 0}</div>
+                  <div style={{ color: '#22c55e', fontSize: '20px', fontWeight: 'bold', cursor: 'pointer' }} onClick={() => window.location.hash = '#/news?userId=' + user.id} title='点击查看行情'>{user.dealCount || 0}</div>
+                </div>
               </div>
             </div>
             {/* 更多字段 */}

frontend/src/pages/News.jsx

@@ -47,6 +47,10 @@ export default function News() {
   const [expandedItems, setExpandedItems] = useState({})  // 展开状态
   const [loading, setLoading] = useState(false)
   const [currentPage, setCurrentPage] = useState(1)
+  const [urlUserId, setUrlUserId] = useState(() => {
+    const params = new URLSearchParams(window.location.hash.split("?")[1] || "")
+    return params.get("userId") || null
+  })
   const [totalPages, setTotalPages] = useState(1)
 
   const API_BASE = localStorage.getItem('API_BASE') || ''
@@ -88,12 +92,13 @@ export default function News() {
       
       // 成交行情和寻配号每页100条（后端限制最大100）
       if (activeTab === 'deal') {
-        url += (url.includes('?') ? '&' : '?') + 'page_size=300'
+        url += (url.includes('?') ? '&' : '?') + 'page_size=500'
+        if (urlUserId) { url += "&user_id=" + urlUserId }
         if (dealDate) {
           url += '&deal_date=' + dealDate
         }
       } else if (activeTab === 'seek') {
-        url += (url.includes("?") ? "&" : "?") + "page=" + currentPage + "&page_size=300"
+        url += (url.includes("?") ? "&" : "?") + "page=" + currentPage + "&page_size=500"
       }
       
       const res = await fetch(url, { headers })
@@ -492,7 +497,7 @@ export default function News() {
             </div>
           )}
         <h3 style={{ color: '#fff', marginBottom: '16px' }}>
-          {activeTab === 'seek' ? '寻配号信息' : activeTab === 'deal' ? `成交行情信息 (${dealDate})` : '一尘看板'}
+          {activeTab === 'seek' ? '寻配号信息' : activeTab === 'deal' ? `成交行情信息 ${dealDate}` : '一尘看板'}
             {activeTab === 'seek' && (
               <div style={{ display: 'flex', gap: '8px', marginLeft: 'auto' }}>
                 <button onClick={() => { setViewMode('all'); fetchInfoList(); }} style={{ padding: '6px 12px', background: viewMode==='all'?'#3b82f6':'#1e293b', border: '1px solid #334155', borderRadius: '6px', color: '#fff', fontSize: '12px' }}>全部</button>