diff --git a/hik_uptime/__pycache__/__init__.cpython-311.pyc b/hik_uptime/__pycache__/__init__.cpython-311.pyc
new file mode 100644
index 0000000..cab54ac
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diff --git a/hik_uptime/__pycache__/custom_exception.cpython-311.pyc b/hik_uptime/__pycache__/custom_exception.cpython-311.pyc
new file mode 100644
index 0000000..909713a
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diff --git a/hik_uptime/custom_exception.py b/hik_uptime/custom_exception.py
new file mode 100644
index 0000000..cbc0d79
--- /dev/null
+++ b/hik_uptime/custom_exception.py
@@ -0,0 +1,2 @@
+class NoWindowException(Exception):
+    pass
diff --git a/hik_uptime/main.py b/hik_uptime/main.py
index beaa760..cd0e1b1 100644
--- a/hik_uptime/main.py
+++ b/hik_uptime/main.py
@@ -1,27 +1,41 @@
+import time
+from pathlib import Path
+
 import pyautogui
 import pytesseract
+import yaml
+
+from hik_uptime.custom_exception import NoWindowException
 
 
-# # ws = pygetwindow.getAllWindows()
-# # for x in ws:
-# #     print(x.title)
-#
-# wd = pygetwindow.getWindowsWithTitle("PowerShell")
-# print(wd[0])
-# wd[0].activate()
-# wd[0].maximize()
-# screenshot = pyautogui.screenshot("screenshot.png")
-# print(screenshot)
-# print(pytesseract.get_languages())
-# result = pytesseract.image_to_string(screenshot)
-# # print(result)
+def read_config():
+    home_dir = Path.home()
+    with open(home_dir / ".config" / "hik-uptime" / "config.yaml", "r", encoding="utf-8") as f:
+        config = yaml.safe_load(f)
+    return config
+
 
 def get_status():
-    window = pyautogui.getWindowsWithTitle("Mozilla Firefox")
-
+    # 找到窗口并最大化
+    window = pyautogui.getWindowsWithTitle("设置")
+    if len(window) == 0:
+        raise NoWindowException("No window found")
+    print(window[0])
     window = window[0]
     window.maximize()
     window.activate()
+
+    config = read_config()
+    # TODO: 切换到烟感设备列表
+    for pos in config['menus']:
+        time.sleep(1.5)
+        pyautogui.click(pos['x'], pos['y'])
+
+    # TODO: OCR 获取已离线的设备名称数量
+    color = pyautogui.pixel(138, 8)
+    print('#{:02x}{:02x}{:02x}'.format(*color))
+
+    # TODO: 向 /eventRcv 发送模拟订阅报文
     # pyautogui.click(900, 140)
     # clipboard.copy("网络")
     # pyautogui.hotkey('ctrl', 'a')
@@ -29,7 +43,7 @@ def get_status():
     # pyautogui.press('enter')
     # pyautogui.click(x=window.width // 2, y=window.height // 2)
     screenshot = pyautogui.screenshot()
-    screenshot = screenshot.crop((313, 46, 1118, 79))
+    screenshot = screenshot.crop((464, 412, 1401, 934))
     screenshot.save('screenshot.png')
     result = pytesseract.image_to_string(screenshot)
     print(result)
diff --git a/hik_uptime/screenshot.png b/hik_uptime/screenshot.png
index 8d702d5..78b97e7 100644
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