import sys
import time
import threading
import tkinter as tk
from tkinter import ttk, messagebox

from pynput.mouse import Button, Controller as MouseController
from pynput import keyboard

VERSION = "1.0"  # 每次修改 +0.1；大改版 +1 需經小威同意

class AutoClickerApp:
    def __init__(self, root: tk.Tk):
        self.root = root
        self.root.title(f"滑鼠連點工具 v{VERSION}")
        self.root.geometry("360x280")
        self.root.resizable(False, False)
        
        # 視窗保持置頂
        self.root.wm_attributes("-topmost", True)
        
        # 核心狀態控制
        self.is_clicking = False
        self.interval_sec = 0.05  # 預設 50 ms
        self.stop_app_event = threading.Event()
        self.click_trigger_event = threading.Event()
        
        # 滑鼠控制器
        self.mouse = MouseController()
        
        # 設定介面樣式與佈局
        self._setup_style()
        self._create_widgets()
        
        # 啟動滑鼠點擊背景線程
        self.click_thread = threading.Thread(target=self._click_worker, daemon=True)
        self.click_thread.start()
        
        # 啟動全域熱鍵監聽 (監聽 F10)
        self.listener = keyboard.Listener(on_release=self._on_key_release)
        self.listener.daemon = True
        self.listener.start()
        
        # 視窗關閉事件綁定
        self.root.protocol("WM_DELETE_WINDOW", self._on_closing)
        
        # 置中視窗
        self._center_window()

    def _setup_style(self):
        style = ttk.Style()
        try:
            style.theme_use("clam")
        except Exception:
            pass

    def _create_widgets(self):
        main_frame = tk.Frame(self.root, bg="#f8fafc", padx=20, pady=16)
        main_frame.pack(fill=tk.BOTH, expand=True)

        # 標題區
        title_label = tk.Label(
            main_frame,
            text="🖱️ 高速滑鼠連點工具",
            font=("Microsoft JhengHei", 14, "bold"),
            bg="#f8fafc",
            fg="#0f172a"
        )
        title_label.pack(anchor="w", pady=(0, 4))

        subtitle_label = tk.Label(
            main_frame,
            text="全域熱鍵 [F10] 隨時啟動 / 停止連點",
            font=("Microsoft JhengHei", 9),
            bg="#f8fafc",
            fg="#64748b"
        )
        subtitle_label.pack(anchor="w", pady=(0, 14))

        # 連點間隔設定區
        interval_frame = tk.Frame(main_frame, bg="#ffffff", bd=1, relief="solid", padx=12, pady=10)
        interval_frame.pack(fill=tk.X, pady=(0, 14))
        
        # 輕微自訂框線顏色 (Windows 預設 solid 搭配深底色時柔和處理)
        interval_label = tk.Label(
            interval_frame,
            text="連點間隔 (毫秒 ms)：",
            font=("Microsoft JhengHei", 10, "bold"),
            bg="#ffffff",
            fg="#334155"
        )
        interval_label.pack(side=tk.LEFT)

        self.interval_var = tk.StringVar(value="50")
        self.interval_entry = tk.Entry(
            interval_frame,
            textvariable=self.interval_var,
            font=("Segoe UI", 11, "bold"),
            width=7,
            justify="center",
            bd=1,
            relief="solid",
            highlightthickness=1,
            highlightcolor="#3b82f6"
        )
        self.interval_entry.pack(side=tk.RIGHT)

        # 狀態顯示標籤
        self.status_frame = tk.Frame(main_frame, bg="#f1f5f9", padx=10, pady=8, bd=1, relief="groove")
        self.status_frame.pack(fill=tk.X, pady=(0, 14))

        self.status_label = tk.Label(
            self.status_frame,
            text="狀態：待命中（按 F10 啟動）",
            font=("Microsoft JhengHei", 10, "bold"),
            bg="#f1f5f9",
            fg="#475569"
        )
        self.status_label.pack(anchor="center")

        # 啟動 / 停止 按鈕
        self.toggle_btn = tk.Button(
            main_frame,
            text="▶ 啟動連點 (F10)",
            font=("Microsoft JhengHei", 11, "bold"),
            bg="#2563eb",
            fg="#ffffff",
            activebackground="#1d4ed8",
            activeforeground="#ffffff",
            relief="flat",
            cursor="hand2",
            pady=8,
            command=self.toggle_clicking
        )
        self.toggle_btn.pack(fill=tk.X)

    def _center_window(self):
        self.root.update_idletasks()
        w = self.root.winfo_width()
        h = self.root.winfo_height()
        ws = self.root.winfo_screenwidth()
        hs = self.root.winfo_screenheight()
        x = (ws // 2) - (w // 2)
        y = (hs // 2) - (h // 2)
        self.root.geometry(f"{w}x{h}+{x}+{y}")

    def _validate_interval(self) -> bool:
        raw_val = self.interval_var.get().strip()
        try:
            val = int(raw_val)
            if val < 1:
                raise ValueError("數值必須 >= 1")
            self.interval_sec = val / 1000.0
            return True
        except ValueError:
            messagebox.showwarning(
                "輸入格式錯誤",
                "連點間隔僅接受大於或等於 1 的整數（毫秒）。\n系統已自動重置為預設值 50 ms。"
            )
            self.interval_var.set("50")
            self.interval_sec = 0.05
            return False

    def toggle_clicking(self):
        """由按鈕或全域熱鍵觸發"""
        if self.is_clicking:
            self._stop_clicking()
        else:
            if not self._validate_interval():
                return
            self._start_clicking()

    def _start_clicking(self):
        self.is_clicking = True
        self.click_trigger_event.set()
        
        # UI 更新
        self.interval_entry.config(state="disabled")
        self.status_frame.config(bg="#dcfce7")
        self.status_label.config(
            text="狀態：連點中（按 F10 停止）",
            bg="#dcfce7",
            fg="#15803d"
        )
        self.toggle_btn.config(
            text="⏹ 停止連點 (F10)",
            bg="#dc2626",
            activebackground="#b91c1c"
        )

    def _stop_clicking(self):
        self.is_clicking = False
        self.click_trigger_event.clear()
        
        # UI 更新
        self.interval_entry.config(state="normal")
        self.status_frame.config(bg="#f1f5f9")
        self.status_label.config(
            text="狀態：待命中（按 F10 啟動）",
            bg="#f1f5f9",
            fg="#475569"
        )
        self.toggle_btn.config(
            text="▶ 啟動連點 (F10)",
            bg="#2563eb",
            activebackground="#1d4ed8"
        )

    def _on_key_release(self, key):
        """全域鍵盤釋放回呼，避免按住 F10 時連續觸發"""
        if key == keyboard.Key.f10:
            # 確保在 Tkinter 主執行緒更新 GUI 與狀態
            self.root.after(0, self.toggle_clicking)

    def _click_worker(self):
        """背景守護線程：執行滑鼠左鍵點擊循環"""
        while not self.stop_app_event.is_set():
            if self.is_clicking:
                try:
                    self.mouse.click(Button.left)
                except Exception:
                    pass
                time.sleep(self.interval_sec)
            else:
                # 待命中，等待喚醒事件或定時釋放 CPU
                self.click_trigger_event.wait(timeout=0.05)

    def _on_closing(self):
        """安全關閉程式並釋放所有執行緒與監聽器"""
        self.is_clicking = False
        self.click_trigger_event.clear()
        self.stop_app_event.set()
        
        try:
            if self.listener and self.listener.is_alive():
                self.listener.stop()
        except Exception:
            pass
        
        self.root.destroy()
        sys.exit(0)


def main():
    root = tk.Tk()
    app = AutoClickerApp(root)
    root.mainloop()


if __name__ == "__main__":
    main()