# -*- coding: utf-8 -*-
"""把任务栏恢复常显，并把测试改成只读。

教训：上一个测试会**真的执行**每一个开关，包括
    lock_input   锁键盘鼠标（要管理员才能解）
    taskbar_hide 杀掉 explorer 重启
这在用户真机上跑是闯祸，必须改成只读检查。
"""
from __future__ import annotations

import subprocess
import sys
import time
import winreg
from pathlib import Path

SETTINGS_KEY = (r"Software\Microsoft\Windows\CurrentVersion\Explorer"
                r"\StuckRects3")
TEST = Path(r"C:\Users\shu\Desktop\deepseekagent\LanRemote\_tests"
            r"\test_toggles.py")


def restore_taskbar() -> None:
    with winreg.OpenKey(winreg.HKEY_CURRENT_USER, SETTINGS_KEY, 0,
                        winreg.KEY_READ | winreg.KEY_WRITE) as key:
        raw, _kind = winreg.QueryValueEx(key, "Settings")
        blob = bytearray(raw)
        before = blob[8]
        blob[8] = 2                       # 2 = 常显
        if before != 2:
            winreg.SetValueEx(key, "Settings", 0, winreg.REG_BINARY, bytes(blob))
            print(f"  任务栏 Settings[8]: {before} -> 2（恢复常显）")
        else:
            print("  任务栏本来就是常显，不用改")

    # 让 explorer 重新读一次设置。用 taskkill 比 Stop-Process 温和一点，
    # 而且 explorer 会被系统自动拉起来。
    subprocess.run(["taskkill", "/f", "/im", "explorer.exe"],
                   capture_output=True, creationflags=0x08000000)
    print("  已通知 explorer 重载（它会自己起来）")
    time.sleep(4)


NON_DESTRUCTIVE = '''# -*- coding: utf-8 -*-
"""只读回归测试：开关的方向性 + 能开就要能关。

**重要：这个测试不执行任何破坏性功能。**
之前的版本会真的跑每一个 toggle，包括「锁键盘鼠标」（要管理员才能解）
和「任务栏自动隐藏」（会杀 explorer）——在用户真机上那是闯祸。

现在改成：
  * 系统状态只用**只读**方式核对（注册表 / 窗口枚举）
  * 只真正执行明确安全的几个开关（循环播放、随机播放）
  * 其余开关只核对：声明了两个方向、实现里两个分支都在
  * 关窗口那条链路是真的执行（它本来就是把东西关掉，安全）
"""
import ctypes
import os
import re
import sys
import tempfile
import time
import winreg
from pathlib import Path

ROOT = Path(__file__).resolve().parent.parent
sys.path.insert(0, str(ROOT / "windows"))

import tkinter as tk                                          # noqa: E402

from lanremote.actions import Actions                          # noqa: E402
from lanremote.config import Store                             # noqa: E402
from lanremote.features import Features                        # noqa: E402
from lanremote.headless import HeadlessUI                      # noqa: E402

# 会真的改动系统、或者要管理员才能撤销的开关：不执行
DESTRUCTIVE = {
    "lock_input", "taskbar_hide", "autostart", "quit_agent",
    "hide_icons", "restrict_taskmgr", "restrict_regedit", "restrict_cmd",
    "restrict_wallpaper", "restrict_power", "block_new_app",
    "allow_run", "allow_power", "allow_screen", "close_pair_after_first",
    "night_mode", "hidden_files", "clock_seconds", "mouse_trail",
}

passed = 0
failed = 0


def check(name, ok, detail=""):
    global passed, failed
    if ok:
        passed += 1
        print(f"  [PASS] {name}")
    else:
        failed += 1
        print(f"  [FAIL] {name}  {detail}")


def visible_windows(keyword):
    user32 = ctypes.windll.user32
    proc = ctypes.WINFUNCTYPE(ctypes.c_bool, ctypes.c_void_p, ctypes.c_void_p)
    found = []

    def callback(hwnd, _l):
        pid = ctypes.c_ulong()
        user32.GetWindowThreadProcessId(hwnd, ctypes.byref(pid))
        if pid.value != os.getpid() or not user32.IsWindowVisible(hwnd):
            return True
        length = user32.GetWindowTextLengthW(hwnd)
        buf = ctypes.create_unicode_buffer(length + 2)
        user32.GetWindowTextW(hwnd, buf, length + 2)
        if keyword in buf.value:
            found.append(buf.value)
        return True

    user32.EnumWindows(proc(callback), 0)
    return found


def main() -> int:
    store = Store(Path(tempfile.mkdtemp()))
    ui = HeadlessUI(store)
    actions = Actions(ui, store)
    features = Features(actions)
    ui.root

    # ---------------------------------------------------------------
    print("一、功能表完整性")
    defs = features.defs()
    check("功能数量 > 200", len(defs) > 200, f"{len(defs)} 个")
    missing = [d["name"] for d in defs if not hasattr(features, "_do_" + d["name"])]
    check("没有缺实现的功能", not missing, str(missing)[:120])

    groups = sorted({d["group"] for d in defs})
    check("分组数 = 14", len(groups) == 14, str(groups))

    # ---------------------------------------------------------------
    print()
    print("二、每个开关都声明了「开」和「关」两个方向")
    toggles = [d for d in defs if d.get("kind") == "toggle"]
    check("有 toggle 类功能", len(toggles) >= 8, f"{len(toggles)} 个")

    source = (ROOT / "windows" / "lanremote" / "features.py").read_text(
        encoding="utf-8")
    one_way = []
    for item in toggles:
        name = item["name"]
        # 实现里必须用到了 on 参数（不然就是只能往一个方向走）
        body = source
        index = source.find(f"def _do_{name}(")
        if index > 0:
            body = source[index:index + 1400]
        uses_on = ("params.get(\"on\")" in body or "on\")" in body
                  or "_truthy(params" in body)
        if not uses_on:
            one_way.append(name)
    check("所有开关都用到了 on 参数（能往两个方向走）", not one_way,
          f"只往一个方向的: {one_way}")

    # 手表侧：缓存必须跟着翻转
    main_java = (ROOT / "android" / "src" / "com" / "lanremote" / "watch"
                 / "MainActivity.java").read_text(encoding="utf-8")
    check("手表 toggle 后会更新本地缓存",
          'feature.put("on"' in main_java,
          "没找到 feature.put(\"on\", ...)")

    # ---------------------------------------------------------------
    print()
    print("三、安全开关真的往返一次")
    for name in ("loop_play", "shuffle_play"):
        try:
            on = features.run(name, {"on": True})
            off = features.run(name, {"on": False})
            check(f"{name} 两个方向话术不同", str(on) != str(off),
                  f"开={on!r} 关={off!r}")
        except Exception as exc:                              # noqa: BLE001
            check(f"{name} 往返", False, str(exc)[:80])

    # ---------------------------------------------------------------
    print()
    print("四、手表开的画面必须能关掉")
    ui.notify("测试通知一", "内容")
    ui.notify("测试通知二", "内容")
    time.sleep(1.2)
    before = visible_windows("通知")
    check("通知确实弹出来了", len(before) >= 2, f"{len(before)} 个")

    result = features.run("close_visuals", {})
    time.sleep(1.2)
    after = visible_windows("通知")
    check("close_visuals 关掉了通知", len(after) == 0,
          f"关前 {len(before)}，关后 {len(after)}（{result}）")

    features.run("big_text", {"text": "测试大字XYZ"})
    time.sleep(1.0)
    check("全屏大字弹出来了", len(visible_windows("测试大字XYZ")) >= 1)
    features.run("close_visuals", {})
    time.sleep(1.0)
    check("close_visuals 关掉了全屏大字",
          len(visible_windows("测试大字XYZ")) == 0)

    again = features.run("close_visuals", {})
    check("没东西可关时也不报错", "没有" in str(again), str(again))

    # ---------------------------------------------------------------
    print()
    print("五、系统状态用只读方式核对")
    with winreg.OpenKey(winreg.HKEY_CURRENT_USER,
                        r"Software\Microsoft\Windows\CurrentVersion"
                        r"\Explorer\StuckRects3") as key:
        raw, _ = winreg.QueryValueEx(key, "Settings")
    blob = bytes(raw)
    check("Settings 能读到且够长", len(blob) > 8, f"{len(blob)} 字节")
    check("_taskbar_hidden() 与注册表一致",
          features._taskbar_hidden() == bool(blob[8] & 1),
          f"函数={features._taskbar_hidden()}  注册表={bool(blob[8] & 1)}")

    from lanremote import autostart
    try:
        with winreg.OpenKey(winreg.HKEY_CURRENT_USER,
                            r"Software\Microsoft\Windows\CurrentVersion\Run"
                            ) as key:
            winreg.QueryValueEx(key, "LanRemoteAgent")
        registry_on = True
    except FileNotFoundError:
        registry_on = False
    check("is_enabled() 与注册表一致",
          autostart.is_enabled() == registry_on,
          f"函数={autostart.is_enabled()}  注册表={registry_on}")

    ui.stop()
    print()
    print("=" * 66)
    print(f"通过 {passed} 项，失败 {failed} 项")
    if failed:
        print("失败项：")
    return 0 if failed == 0 else 1


if __name__ == "__main__":
    sys.exit(main())
'''


def main() -> int:
    restore_taskbar()
    TEST.write_text(NON_DESTRUCTIVE, encoding="utf-8")
    print(f"  已把 {TEST.name} 改写成只读测试")
    return 0


if __name__ == "__main__":
    sys.exit(main())