Upload app.py

app.py

@@ -334,6 +334,17 @@ def _get_custom_css():
                     min-width: 0 !important;
                 }
             }
+            
+            /* 侧边栏文件列表：防止文件名溢出遮挡删除按钮 */
+            [data-testid="stSidebar"] [data-testid="stHorizontalBlock"] > div:first-child {
+                overflow: hidden !important;
+                text-overflow: ellipsis !important;
+                white-space: nowrap !important;
+            }
+            [data-testid="stSidebar"] [data-testid="stHorizontalBlock"] > div:last-child {
+                flex-shrink: 0 !important;
+                z-index: 1 !important;
+            }
         </style>
     """
 
@@ -545,10 +556,12 @@ with st.sidebar:
         )
 
         if auth_mode == "登录":
-            input_username = st.text_input("用户名", key="login_user")
-            input_password = st.text_input("密码", type="password", key="login_pass")
+            with st.form("login_form", clear_on_submit=False):
+                input_username = st.text_input("用户名", key="login_user")
+                input_password = st.text_input("密码", type="password", key="login_pass")
+                submitted = st.form_submit_button("🔓 登录", use_container_width=True, type="primary")
 
-            if st.button("🔓 登录", use_container_width=True, type="primary", key="btn_login"):
+            if submitted:
                 if input_username == "" or input_password == "":
                     st.warning("请输入用户名和密码")
                 elif st.session_state.login_attempts >= MAX_LOGIN_ATTEMPTS:
@@ -569,12 +582,14 @@ with st.sidebar:
                         st.rerun()
 
         else:  # 注册
-            reg_user = st.text_input("用户名", key="reg_user")
-            reg_pass = st.text_input("密码", type="password", key="reg_pass")
-            reg_pass2 = st.text_input("确认密码", type="password", key="reg_pass2")
-            reg_code = st.text_input("邀请码", type="password", key="reg_code")
-
-            if st.button("注册", use_container_width=True, key="btn_register"):
+            with st.form("register_form", clear_on_submit=False):
+                reg_user = st.text_input("用户名", key="reg_user")
+                reg_pass = st.text_input("密码", type="password", key="reg_pass")
+                reg_pass2 = st.text_input("确认密码", type="password", key="reg_pass2")
+                reg_code = st.text_input("邀请码", type="password", key="reg_code")
+                reg_submitted = st.form_submit_button("注册", use_container_width=True)
+
+            if reg_submitted:
                 if reg_pass != reg_pass2:
                     st.error("两次密码不一致")
                 else:
@@ -1179,6 +1194,7 @@ with st.sidebar:
                             # 同步删除，避免多线程问题
                             _delete_chunks_by_file(PUBLIC_SCOPE, fname)
                             _delete_uploaded_file_from_storage(PUBLIC_SCOPE, fname)
+                            _list_uploaded_files_db.clear()
                             # 更新切片数缓存
                             st.session_state["_sync_count_public"] = _count_chunks(PUBLIC_SCOPE)
                             st.toast(f"已删除 {fname}")
@@ -1227,6 +1243,7 @@ with st.sidebar:
                         # 同步删除，避免多线程问题
                         _delete_chunks_by_file(PRIVATE_SCOPE, fname)
                         _delete_uploaded_file_from_storage(PRIVATE_SCOPE, fname)
+                        _list_uploaded_files_db.clear()
                         # 更新切片数缓存
                         st.session_state["_sync_count_private"] = _count_chunks(PRIVATE_SCOPE)
                         st.toast(f"已删除 {fname}")