[wifi] force scan

wifi_manager.py

@@ -185,9 +185,20 @@ def check_wifi_connection():
                 orangepi.set_led_on('blue')
     return False, None
 
+def force_scan_wifi():
+    wifi_list = []
+    while wifi_list == []:
+        logging.info(f"wifi_list=={wifi_list}, 正在重新扫描Wi-Fi...")
+        init_networkmanager_file()  # 初始化 NetworkManager 配置文件
+        # 扫描Wi-Fi
+        wifi_list = scan_wifi()
+        time.sleep(2)  # 等待2秒，确保wifi scan完成
+    return wifi_list
+
+
 def scan_wifi():
     try:
-        subprocess.run(['nmcli', 'dev', 'wifi', 'rescan'], check=True)
+        # subprocess.run(['nmcli', 'dev', 'wifi', 'rescan'], check=True)
         cmd = "nmcli dev wifi"
         result = subprocess.run(cmd, shell=True, capture_output=True, text=True)
     except subprocess.CalledProcessError as e:
@@ -332,9 +343,7 @@ def submit():
     # 关闭热点
     close_hotspot()
 
-    time.sleep(0.5)
-    wifi_list = scan_wifi()
-    time.sleep(0.5)
+    wifi_list = force_scan_wifi()
     
     # 连接到用户选择的 Wi-Fi 网络
     if connect_wifi(ssid, password):
@@ -364,8 +373,9 @@ if __name__ == '__main__':
     init_networkmanager_file()  # 初始化 NetworkManager 配置文件
     
     # 扫描Wi-Fi
-    wifi_list = scan_wifi()
-    time.sleep(2)  # 等待2秒，确保wifi scan完成
+    wifi_list = force_scan_wifi()
+    # wifi_list = scan_wifi()
+    # time.sleep(2)  # 等待2秒，确保wifi scan完成
     
     connected, wifi_ssid = check_wifi_connection()
     if connected:
@@ -381,11 +391,7 @@ if __name__ == '__main__':
     
     logging.info(f"未连接到 Wi-Fi 网络, 开始热点模式")
     
-    while wifi_list == []:
-        init_networkmanager_file()  # 初始化 NetworkManager 配置文件
-        # 扫描Wi-Fi
-        wifi_list = scan_wifi()
-        time.sleep(2)  # 等待2秒，确保wifi scan完成
+    # force_scan_wifi()
 
     start_hotspot()
     app.run(host='0.0.0.0', port=80)