Update app.py

app.py

@@ -156,18 +156,6 @@ def fast_login(target_account, ip, cookie, time_mode, custom_time, ow, tw, iw, d
     
     return gr.update(visible=False), gr.update(visible=True), gr.update(visible=is_student), gr.update(visible=is_admin), "", welcome_msg, df, target_account
 
-def switch_role(target_account, ip, cookie, time_mode, custom_time, ow, tw, iw, dw):
-    role, name = USER_DB[target_account][1], USER_DB[target_account][2]
-    df = record_log(ip, cookie, target_account, role, "login_attempt", "success", time_mode, custom_time, ow, tw, iw, dw)
-    
-    welcome_msg = f"**{name}** 歡迎您  |  線上人數: 938 (⚡快速切換模式)"
-    is_student = (role == "學生")
-    is_admin = (role == "管理")
-    
-    # 🌟 關鍵修改：前兩個回傳使用空的 gr.update()
-    # 告訴 Gradio：「不要重新渲染 login_view 與 dashboard_view 的外框」
-    return gr.update(), gr.update(), gr.update(visible=is_student), gr.update(visible=is_admin), "", welcome_msg, df, target_account
-
 def process_login(ip, cookie, account, password, captcha, time_mode, custom_time, ow, tw, iw, dw):
     valid_captcha = "FEIK"
     def fail_response(msg, df):
@@ -252,10 +240,12 @@ with gr.Blocks(title="模擬校園入口與資安防護系統", css=custom_css)
                     gr.Markdown("### 資訊系統")
                     welcome_text = gr.Markdown(value="", elem_classes="text-right")
                     logout_btn = gr.Button("登出", size="sm")
+                with gr.Row():
+                    btn_switch_student = gr.Button("🔄 快速切換為學生 (Student) 視角", size="sm", variant="secondary")
+                    btn_switch_admin = gr.Button("🔄 快速切換為管理員 (Admin) 視角", size="sm", variant="secondary")
                 gr.Markdown("---")
                 
                 with gr.Column(visible=False) as student_view:
-                    btn_switch_admin = gr.Button("🔄 快速切換為管理員 (Admin) 視角", size="sm", variant="secondary")
                     with gr.Accordion("▼ 1. 教務系統", open=True):
                         with gr.Row(): btn_eval = gr.Button("▶ 期末網路教學評量", size="sm"); btn_pre_select = gr.Button("▶ 期末網路預選系統", size="sm"); btn_add_drop = gr.Button("▶ 開學後加退選系統", size="sm")
                         with gr.Row(): btn_istudy = gr.Button("▶ 北科i學園PLUS", size="sm"); btn_card = gr.Button("▶ 學生證掛失及補發系統", size="sm"); btn_course = gr.Button("▶ 課程系統", size="sm")
@@ -268,7 +258,6 @@ with gr.Blocks(title="模擬校園入口與資安防護系統", css=custom_css)
                         btn_hack_score = gr.Button("💀 嘗試偷改成績 (SQL Injection)", variant="stop", size="sm")
 
                 with gr.Column(visible=False) as admin_view:
-                    btn_switch_student = gr.Button("🔄 快速切換為學生 (Student) 視角", size="sm", variant="secondary")
                     with gr.Accordion("▼ 防護強度微調 (AI 敏感度)", open=True, elem_classes="weight-card"):
                         gr.Markdown("<span style='color:gray; font-size:0.9em;'>手動輸入 0~100 的數值。提高強度會增加誤報率，但能更有效攔截新型攻擊。</span>")
                         with gr.Row():
@@ -343,11 +332,9 @@ with gr.Blocks(title="模擬校園入口與資安防護系統", css=custom_css)
 
     btn_fast_student.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: fast_login("student", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
     btn_fast_admin.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: fast_login("admin", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
-    # btn_switch_admin.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: fast_login("admin", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
-    # btn_switch_student.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: fast_login("student", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
-    btn_switch_admin.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: switch_role("admin", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
-    btn_switch_student.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: switch_role("student", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
-    
+    btn_switch_admin.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: fast_login("admin", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
+    btn_switch_student.click(fn=lambda ip, c, tm, ct, ow, tw, iw, dw: fast_login("student", ip, c, tm, ct, ow, tw, iw, dw), inputs=fast_inputs, outputs=fast_outputs)
+
     action_mapping = [
         (btn_eval, "click_eval_system"), (btn_pre_select, "click_pre_select_system"),
         (btn_add_drop, "click_add_drop_system"), (btn_istudy, "click_istudy"),