import tkinter as tk
from tkinter import colorchooser, font, messagebox, simpledialog
import json
import os
from pathlib import Path
from datetime import datetime

# 常量定義（便于維護）
DEFAULT_PASSWORD = "123456"
MIN_WIDTH = 200
MIN_HEIGHT = 150
AUTO_SAVE_INTERVAL = 5000  # 5秒自動保存
PURE_MODE_DELAY = 10000  # 10秒進入純凈模式
CONFIG_FILE = Path.home() / "sticky_note_config.json"  # 保存到用戶目錄
CONTENT_FILE = Path.home() / "sticky_note_content.txt"
PASSWORD_FILE = Path.home() / "sticky_note_pwd.json"


class BorderlessStickyNote:
    def __init__(self, root):
        self.root = root
        self.root.title("極簡便簽")
        self.root.geometry("400x500+100+100")

        # 核心狀態(tài)變量
        self.root.overrideredirect(True)  # 移除窗口裝飾
        self.resizing = False
        self.moving = False
        self._drag_data = {"x": 0, "y": 0}
        self.hide_timer = None

        # 樣式配置
        self.current_font_family = "Microsoft YaHei"
        self.current_font_size = 14
        self.current_font_color = "#2C3E50"
        self.current_bg_color = "#FFFEF0"
        self.current_alpha = 0.95
        self.is_topmost = True

        # 密碼配置
        self.close_password = self.load_password()

        # 初始化UI
        self.root.attributes('-topmost', self.is_topmost)
        self.root.attributes('-alpha', self.current_alpha)
        self.load_config()  # 加載配置（覆蓋默認值）
        self.create_ui()
        self.create_context_menu()
        self.bind_events()
        self.load_content()

        # 啟動定時任務
        self.schedule_pure_mode()
        self.schedule_auto_save()

    def create_ui(self):
        """創(chuàng)建界面（優(yōu)化布局和初始提示）"""
        # 主容器（調整大小邊框）
        self.main_container = tk.Frame(self.root, bg="#CCCCCC", cursor="arrow")
        self.main_container.pack(fill=tk.BOTH, expand=True)

        # 內容區(qū)域
        self.main_frame = tk.Frame(self.main_container, bg=self.current_bg_color, bd=0)
        self.main_frame.pack(fill=tk.BOTH, expand=True, padx=1, pady=1)

        # 文本編輯區(qū)（增加初始提示）
        self.text_area = tk.Text(
            self.main_frame,
            wrap=tk.WORD,
            font=(self.current_font_family, self.current_font_size),
            fg=self.current_font_color,
            bg=self.current_bg_color,
            padx=20,
            pady=20,
            undo=True,
            maxundo=50,  # 增加撤銷次數(shù)
            relief=tk.FLAT,
            highlightthickness=0,
            insertbackground=self.current_font_color,
            selectbackground="#3498DB",
            selectforeground="white",
            spacing1=3,
            spacing3=3,
            borderwidth=0
        )
        self.text_area.pack(fill=tk.BOTH, expand=True, padx=2, pady=2)

        # 初始提示文字
        if not os.path.exists(CONTENT_FILE) or os.path.getsize(CONTENT_FILE) == 0:
            self.text_area.insert("1.0",
                                  "? 歡迎使用極簡便簽\n\n- 右鍵可打開功能菜單\n- Alt+左鍵拖動移動窗口\n- 邊緣/角落拖動調整大小\n- Ctrl+滾輪調整字號")
            self.text_area.tag_add("hint", "1.0", "5.0")
            self.text_area.tag_config("hint", foreground="#999999")

    def create_context_menu(self):
        """創(chuàng)建優(yōu)化后的右鍵菜單（修復勾選狀態(tài)、新增功能）"""
        # 置頂狀態(tài)變量（持久化）
        self.topmost_var = tk.BooleanVar(value=self.is_topmost)

        self.menu = tk.Menu(self.root, tearoff=0, bg="white", fg="#333",
                            activebackground="#E0E0E0", font=("Microsoft YaHei", 10))

        # 窗口控制（優(yōu)化）
        self.menu.add_command(label="??? 移動窗口", command=self.start_move_mode)
        self.menu.add_command(label="?? 最小化窗口", command=self.minimize_window)
        self.menu.add_checkbutton(
            label="?? 窗口置頂",
            variable=self.topmost_var,
            command=self.toggle_topmost
        )
        self.menu.add_separator()

        # 字體設置（新增字體家族選擇）
        font_menu = tk.Menu(self.menu, tearoff=0, bg="white")
        # 字體家族子菜單
        family_menu = tk.Menu(font_menu, tearoff=0, bg="white")
        common_fonts = ["Microsoft YaHei", "SimSun", "SimHei", "KaiTi", "Arial", "Times New Roman"]
        for f in common_fonts:
            family_menu.add_command(
                label=f"  {f} {'?' if f == self.current_font_family else ''}",
                command=lambda fm=f: self.set_font_family(fm)
            )
        font_menu.add_cascade(label="字體家族", menu=family_menu)

        # 字體大小子菜單
        size_menu = tk.Menu(font_menu, tearoff=0, bg="white")
        for size in [10, 12, 14, 16, 18, 20, 24, 28, 32]:
            size_menu.add_command(
                label=f"  {size}px {'?' if size == self.current_font_size else ''}",
                command=lambda s=size: self.set_font_size(s)
            )
        font_menu.add_cascade(label="字體大小", menu=size_menu)
        self.menu.add_cascade(label="?? 字體設置", menu=font_menu)

        # 樣式設置
        self.menu.add_command(label="?? 文字顏色", command=self.choose_color)
        self.menu.add_command(label="??? 背景顏色", command=self.choose_bg_color)

        # 透明度（優(yōu)化顯示）
        alpha_menu = tk.Menu(self.menu, tearoff=0, bg="white")
        alpha_levels = [
            (0.3, "30% 透視"),
            (0.5, "50% 半透明"),
            (0.7, "70% 輕薄"),
            (0.85, "85% 淡雅"),
            (0.95, "95% 默認"),
            (1.0, "100% 不透明")
        ]
        for alpha_val, label_text in alpha_levels:
            alpha_menu.add_command(
                label=f"  {label_text} {'?' if abs(alpha_val - self.current_alpha) < 0.01 else ''}",
                command=lambda a=alpha_val: self.set_alpha(a)
            )
        self.menu.add_cascade(label="??? 背景透明度", menu=alpha_menu)
        self.menu.add_separator()

        # 編輯功能（綁定快捷鍵）
        self.menu.add_command(label="?? 加粗 (Ctrl+B)", command=self.toggle_bold)
        self.menu.add_command(label="?? 撤銷 (Ctrl+Z)", command=lambda: self.text_area.edit_undo())
        self.menu.add_command(label="?? 重做 (Ctrl+Y)", command=lambda: self.text_area.edit_redo())
        self.menu.add_separator()
        self.menu.add_command(label="全選 (Ctrl+A)", command=self.select_all)
        self.menu.add_command(label="復制 (Ctrl+C)", command=self.copy_text)
        self.menu.add_command(label="粘貼 (Ctrl+V)", command=self.paste_text)
        self.menu.add_separator()

        # 高級功能
        self.menu.add_command(label="?? 清空內容", command=self.clear_text, foreground="#E74C3C")
        self.menu.add_command(label="?? 修改關閉密碼", command=self.change_password)
        self.menu.add_command(label="?? 關于", command=self.show_about)
        self.menu.add_separator()

        # 退出（優(yōu)化提示）
        self.menu.add_command(label="?? 退出程序 (Alt+F4/Ctrl+Q)", command=self.on_closing,
                              foreground="#C0392B")

    # -------------------------- 核心功能：修復調整大小 --------------------------
    def check_resize_cursor(self, event):
        """優(yōu)化：擴大邊緣檢測區(qū)域（20px），覆蓋所有邊緣，光標樣式更精準"""
        width = self.main_container.winfo_width()
        height = self.main_container.winfo_height()
        x, y = event.x, event.y
        edge_size = 20  # 擴大檢測區(qū)域，提升易用性

        # 檢測各邊緣
        is_left = x < edge_size
        is_right = width - x < edge_size
        is_top = y < edge_size
        is_bottom = height - y < edge_size

        # 按優(yōu)先級設置光標
        if is_left and is_top:
            self.main_container.config(cursor="size_nw_se")
        elif is_left and is_bottom:
            self.main_container.config(cursor="size_ne_sw")
        elif is_right and is_top:
            self.main_container.config(cursor="size_ne_sw")
        elif is_right and is_bottom:
            self.main_container.config(cursor="size_nw_se")
        elif is_left or is_right:
            self.main_container.config(cursor="sb_h_double_arrow")
        elif is_top or is_bottom:
            self.main_container.config(cursor="sb_v_double_arrow")
        else:
            self.main_container.config(cursor="arrow")

    def start_resize(self, event):
        """修復：記錄完整初始狀態(tài)，明確邊緣類型，避免計算偏差"""
        width = self.main_container.winfo_width()
        height = self.main_container.winfo_height()
        x, y = event.x, event.y
        edge_size = 20

        # 僅在邊緣區(qū)域啟動調整
        if not (x < edge_size or width - x < edge_size or y < edge_size or height - y < edge_size):
            return

        self.resizing = True
        self._resize_start = {
            "start_x": event.x_root,  # 記錄鼠標絕對位置，避免容器偏移影響
            "start_y": event.y_root,
            "init_width": self.root.winfo_width(),
            "init_height": self.root.winfo_height(),
            "init_x": self.root.winfo_x(),  # 記錄窗口初始位置，支持左上邊緣調整
            "init_y": self.root.winfo_y(),
            "edge": self._get_resize_edge(x, y, width, height, edge_size)
        }

    def _get_resize_edge(self, x, y, width, height, edge_size):
        """輔助函數(shù)：判斷調整的邊緣類型"""
        is_left = x < edge_size
        is_right = width - x < edge_size
        is_top = y < edge_size
        is_bottom = height - y < edge_size

        if is_left and is_top:
            return "top_left"
        elif is_left and is_bottom:
            return "bottom_left"
        elif is_right and is_top:
            return "top_right"
        elif is_right and is_bottom:
            return "bottom_right"
        elif is_left:
            return "left"
        elif is_right:
            return "right"
        elif is_top:
            return "top"
        elif is_bottom:
            return "bottom"
        return None

    def do_resize(self, event):
        """修復：基于初始狀態(tài)計算尺寸，支持所有邊緣調整，限制最小尺寸"""
        if not self.resizing or not hasattr(self, "_resize_start"):
            return

        start = self._resize_start
        delta_x = event.x_root - start["start_x"]
        delta_y = event.y_root - start["start_y"]
        min_w, min_h = MIN_WIDTH, MIN_HEIGHT  # 最小尺寸

        # 根據(jù)邊緣類型計算新尺寸和位置
        if start["edge"] == "right":
            new_w = max(min_w, start["init_width"] + delta_x)
            self.root.geometry(f"{int(new_w)}x{self.root.winfo_height()}")
        elif start["edge"] == "bottom":
            new_h = max(min_h, start["init_height"] + delta_y)
            self.root.geometry(f"{self.root.winfo_width()}x{int(new_h)}")
        elif start["edge"] == "bottom_right":
            new_w = max(min_w, start["init_width"] + delta_x)
            new_h = max(min_h, start["init_height"] + delta_y)
            self.root.geometry(f"{int(new_w)}x{int(new_h)}")
        elif start["edge"] == "left":
            new_w = max(min_w, start["init_width"] - delta_x)
            new_x = start["init_x"] + delta_x
            self.root.geometry(f"{int(new_w)}x{self.root.winfo_height()}+{int(new_x)}+{self.root.winfo_y()}")
        elif start["edge"] == "top":
            new_h = max(min_h, start["init_height"] - delta_y)
            new_y = start["init_y"] + delta_y
            self.root.geometry(f"{self.root.winfo_width()}x{int(new_h)}+{self.root.winfo_x()}+{int(new_y)}")
        elif start["edge"] == "top_left":
            new_w = max(min_w, start["init_width"] - delta_x)
            new_h = max(min_h, start["init_height"] - delta_y)
            new_x = start["init_x"] + delta_x
            new_y = start["init_y"] + delta_y
            self.root.geometry(f"{int(new_w)}x{int(new_h)}+{int(new_x)}+{int(new_y)}")
        elif start["edge"] == "top_right":
            new_w = max(min_w, start["init_width"] + delta_x)
            new_h = max(min_h, start["init_height"] - delta_y)
            new_y = start["init_y"] + delta_y
            self.root.geometry(f"{int(new_w)}x{int(new_h)}+{self.root.winfo_x()}+{int(new_y)}")
        elif start["edge"] == "bottom_left":
            new_w = max(min_w, start["init_width"] - delta_x)
            new_h = max(min_h, start["init_height"] + delta_y)
            new_x = start["init_x"] + delta_x
            self.root.geometry(f"{int(new_w)}x{int(new_h)}+{int(new_x)}+{self.root.winfo_y()}")

    def _stop_resize(self, event):
        """新增：鼠標釋放時重置調整狀態(tài)，保存窗口配置"""
        if self.resizing:
            self.resizing = False
            self.save_config()  # 調整后保存尺寸和位置

    # -------------------------- 移動窗口功能 --------------------------
    def start_move_mode(self):
        """修復移動窗口邏輯：基于鼠標指針位置計算"""
        self.moving = True
        self.root.config(cursor="fleur")
        # 記錄初始偏移量
        self._drag_data["x"] = self.root.winfo_pointerx() - self.root.winfo_x()
        self._drag_data["y"] = self.root.winfo_pointery() - self.root.winfo_y()
        # 綁定移動和停止事件
        self.root.bind('<Motion>', self.do_move)
        self.root.bind('<ButtonRelease-1>', self.stop_move_mode)

    def do_move(self, event):
        """正確的窗口移動邏輯"""
        if self.moving:
            x = self.root.winfo_pointerx() - self._drag_data["x"]
            y = self.root.winfo_pointery() - self._drag_data["y"]
            self.root.geometry(f"+{x}+{y}")

    def stop_move_mode(self, event):
        """停止移動模式（優(yōu)化恢復邏輯）"""
        self.moving = False
        self.root.config(cursor="arrow")
        self.root.unbind('<Motion>')
        self.root.unbind('<ButtonRelease-1>')
        self.save_config()  # 移動后保存位置

    def start_alt_move(self, event):
        self._drag_data = {"x": event.x, "y": event.y, "moving": True}

    def do_alt_move(self, event):
        if hasattr(self, '_drag_data') and self._drag_data.get("moving"):
            x = self.root.winfo_x() + (event.x - self._drag_data["x"])
            y = self.root.winfo_y() + (event.y - self._drag_data["y"])
            self.root.geometry(f"+{x}+{y}")

    def stop_alt_move(self, event):
        if hasattr(self, '_drag_data'):
            self._drag_data["moving"] = False

    # -------------------------- 新增功能 --------------------------
    def minimize_window(self):
        """最小化窗口（無邊框窗口專用）"""
        self.root.overrideredirect(False)  # 臨時恢復窗口裝飾
        self.root.iconify()  # 最小化
        # 恢復無邊框（最小化還原后）
        self.root.bind('<Map>', lambda e: self.root.overrideredirect(True) if e.widget == self.root else None)

    def set_font_family(self, family):
        """新增：設置字體家族"""
        self.current_font_family = family
        self.update_font()
        self.save_config()
        self.create_context_menu()  # 更新菜單勾選狀態(tài)

    def change_password(self):
        """新增：修改關閉密碼"""
        old_pwd = simpledialog.askstring("驗證舊密碼", "請輸入當前關閉密碼：", show="*", parent=self.root)
        if old_pwd != self.close_password:
            messagebox.showerror("錯誤", "舊密碼不正確！", parent=self.root)
            return

        new_pwd = simpledialog.askstring("設置新密碼", "請輸入新的關閉密碼（至少4位）：", show="*", parent=self.root)
        if not new_pwd or len(new_pwd) < 4:
            messagebox.warning("提示", "密碼長度不能少于4位！", parent=self.root)
            return

        confirm_pwd = simpledialog.askstring("確認新密碼", "請再次輸入新密碼：", show="*", parent=self.root)
        if new_pwd == confirm_pwd:
            self.close_password = new_pwd
            self.save_password()
            messagebox.showinfo("成功", "密碼修改成功！", parent=self.root)
        else:
            messagebox.showerror("錯誤", "兩次輸入的密碼不一致！", parent=self.root)

    def load_password(self):
        """加載自定義密碼"""
        try:
            if os.path.exists(PASSWORD_FILE):
                with open(PASSWORD_FILE, 'r', encoding='utf-8') as f:
                    return json.load(f).get("password", DEFAULT_PASSWORD)
            return DEFAULT_PASSWORD
        except:
            return DEFAULT_PASSWORD

    def save_password(self):
        """保存密碼到文件"""
        try:
            with open(PASSWORD_FILE, 'w', encoding='utf-8') as f:
                json.dump({"password": self.close_password}, f)
        except Exception as e:
            messagebox.showerror("錯誤", f"保存密碼失?。簕str(e)}", parent=self.root)

    def show_about(self):
        """新增：關于窗口"""
        about_window = tk.Toplevel(self.root)
        about_window.title("關于極簡便簽")
        about_window.geometry("300x200+%d+%d" % (self.root.winfo_x() + 50, self.root.winfo_y() + 50))
        about_window.resizable(False, False)
        about_window.attributes('-topmost', True)

        tk.Label(about_window, text="極簡便簽 v1.0", font=("Microsoft YaHei", 16)).pack(pady=20)
        tk.Label(about_window, text="基于Python Tkinter開發(fā)").pack()
        tk.Label(about_window, text="? 輕量 · 簡潔 · 易用").pack(pady=5)
        tk.Button(about_window, text="確定", command=about_window.destroy, width=10).pack(pady=20)

    # -------------------------- 原有功能優(yōu)化 --------------------------
    def toggle_topmost(self):
        """優(yōu)化：保存置頂狀態(tài)到配置"""
        self.is_topmost = self.topmost_var.get()
        self.root.attributes('-topmost', self.is_topmost)
        self.save_config()

    def enter_pure_mode(self):
        """優(yōu)化純凈模式：鼠標移動也退出"""
        self.main_container.config(bg=self.current_bg_color)
        self.text_area.config(padx=25, pady=25)
        # 鼠標移動時退出純凈模式
        self.root.bind('<Motion>', self.exit_pure_mode_on_move)

    def exit_pure_mode_on_move(self, event):
        """鼠標移動退出純凈模式"""
        self.exit_pure_mode()
        self.root.unbind('<Motion>')

    def exit_pure_mode(self):
        """優(yōu)化退出純凈模式邏輯"""
        self.main_container.config(bg="#CCCCCC")
        self.text_area.config(padx=20, pady=20)
        self.schedule_pure_mode()

    def schedule_pure_mode(self):
        if self.hide_timer:
            self.root.after_cancel(self.hide_timer)
        self.hide_timer = self.root.after(PURE_MODE_DELAY, self.enter_pure_mode)

    def schedule_auto_save(self):
        """優(yōu)化自動保存：添加成功提示（可選）"""
        try:
            self.save_content()
            self.save_config()
        except Exception as e:
            messagebox.warning("提示", f"自動保存失敗：{str(e)}", parent=self.root)
        finally:
            self.root.after(AUTO_SAVE_INTERVAL, self.schedule_auto_save)

    def set_font_size(self, size):
        self.current_font_size = size
        self.update_font()
        self.save_config()
        self.create_context_menu()

    def update_font(self):
        new_font = font.Font(family=self.current_font_family, size=self.current_font_size)
        self.text_area.config(
            font=new_font,
            fg=self.current_font_color,
            insertbackground=self.current_font_color
        )

    def choose_color(self):
        color = colorchooser.askcolor(color=self.current_font_color, title="選擇文字顏色")
        if color[1]:
            self.current_font_color = color[1]
            self.update_font()
            self.save_config()

    def choose_bg_color(self):
        color = colorchooser.askcolor(color=self.current_bg_color, title="選擇背景顏色")
        if color[1]:
            self.current_bg_color = color[1]
            self.main_frame.config(bg=self.current_bg_color)
            self.text_area.config(bg=self.current_bg_color)
            self.save_config()

    def toggle_bold(self):
        try:
            if self.text_area.tag_ranges("sel"):
                current_tags = self.text_area.tag_names("sel.first")
                if "bold" in current_tags:
                    self.text_area.tag_remove("bold", "sel.first", "sel.last")
                else:
                    bold_font = font.Font(self.text_area, self.text_area.cget("font"))
                    bold_font.configure(weight="bold")
                    self.text_area.tag_configure("bold", font=bold_font)
                    self.text_area.tag_add("bold", "sel.first", "sel.last")
        except tk.TclError:
            pass

    def show_menu(self, event):
        if not self.resizing:
            self.menu.post(event.x_root, event.y_root)
        self.resizing = False

    def set_alpha(self, alpha_val):
        self.current_alpha = alpha_val
        self.root.attributes('-alpha', alpha_val)
        self.save_config()
        self.create_context_menu()

    def on_closing(self):
        """優(yōu)化關閉邏輯：更友好的提示"""
        if not messagebox.askyesno("確認退出", "確定要退出極簡便簽嗎？\n（內容會自動保存）", parent=self.root):
            return

        password = simpledialog.askstring(
            "安全驗證",
            "請輸入關閉密碼：",
            parent=self.root,
            show="*"
        )

        if password is None:
            return
        elif password == self.close_password:
            self.save_content()
            self.save_config()
            self.root.destroy()
        else:
            messagebox.showerror("密碼錯誤", f"密碼不正確！\n\n當前默認密碼：{DEFAULT_PASSWORD}（若未修改）",
                                 parent=self.root)

    def bind_events(self):
        """修復：補充鼠標釋放事件，重置調整狀態(tài)，避免沖突"""
        # 基礎交互
        self.text_area.bind('<Alt-Button-1>', self.start_alt_move)
        self.text_area.bind('<Alt-B1-Motion>', self.do_alt_move)
        self.text_area.bind('<Alt-ButtonRelease-1>', self.stop_alt_move)
        self.text_area.bind("<Button-3>", self.show_menu)
        self.text_area.bind("<Button-1>", self.on_text_click)
        self.text_area.bind("<Key>", self.on_text_input)
        self.text_area.bind("<Control-MouseWheel>", self.on_mouse_wheel)

        # 快捷鍵綁定
        self.root.bind('<Control-b>', lambda e: self.toggle_bold())
        self.root.bind('<Control-a>', lambda e: self.select_all())
        self.root.bind('<Control-c>', lambda e: self.copy_text())
        self.root.bind('<Control-v>', lambda e: self.paste_text())
        self.root.bind('<Control-z>', lambda e: self.text_area.edit_undo())
        self.root.bind('<Control-y>', lambda e: self.text_area.edit_redo())
        self.root.bind('<Control-q>', lambda e: self.on_closing())
        self.root.bind('<Alt-F4>', lambda e: self.on_closing())

        # 調整大?。ê诵男迯停?
        self.main_container.bind('<Motion>', self.check_resize_cursor)
        self.main_container.bind('<Button-1>', self.start_resize)
        self.main_container.bind('<B1-Motion>', self.do_resize)
        self.main_container.bind('<ButtonRelease-1>', self._stop_resize)

    def on_text_input(self, event):
        """輸入文字時移除初始提示"""
        if self.text_area.tag_ranges("hint"):
            self.text_area.delete("hint.first", "hint.last")
            self.text_area.tag_remove("hint", "1.0", tk.END)
        self.schedule_pure_mode()

    def copy_text(self):
        self.text_area.event_generate("<<Copy>>")

    def paste_text(self):
        self.text_area.event_generate("<<Paste>>")

    def select_all(self):
        self.text_area.tag_add("sel", "1.0", tk.END)

    def clear_text(self):
        if messagebox.askyesno("確認清空", "確定要清空所有內容嗎？\n此操作不可撤銷！", parent=self.root):
            self.text_area.delete("1.0", tk.END)
            self.save_content()

    def save_content(self):
        try:
            with open(CONTENT_FILE, 'w', encoding='utf-8') as f:
                content = self.text_area.get("1.0", tk.END)
                f.write(content)
        except Exception as e:
            messagebox.showerror("錯誤", f"保存內容失?。簕str(e)}", parent=self.root)

    def load_content(self):
        if os.path.exists(CONTENT_FILE):
            try:
                with open(CONTENT_FILE, 'r', encoding='utf-8') as f:
                    content = f.read()
                    self.text_area.delete("1.0", tk.END)
                    self.text_area.insert("1.0", content)
            except Exception as e:
                messagebox.showerror("錯誤", f"加載內容失?。簕str(e)}", parent=self.root)

    def save_config(self):
        config = {
            'font_family': self.current_font_family,
            'font_size': self.current_font_size,
            'font_color': self.current_font_color,
            'bg_color': self.current_bg_color,
            'alpha': self.current_alpha,
            'geometry': self.root.geometry(),
            'is_topmost': self.is_topmost
        }
        try:
            with open(CONFIG_FILE, 'w', encoding='utf-8') as f:
                json.dump(config, f, ensure_ascii=False, indent=2)
        except Exception as e:
            messagebox.showerror("錯誤", f"保存配置失敗：{str(e)}", parent=self.root)

    def load_config(self):
        if os.path.exists(CONFIG_FILE):
            try:
                with open(CONFIG_FILE, 'r', encoding='utf-8') as f:
                    config = json.load(f)
                    self.current_font_family = config.get('font_family', self.current_font_family)
                    self.current_font_size = config.get('font_size', self.current_font_size)
                    self.current_font_color = config.get('font_color', self.current_font_color)
                    self.current_bg_color = config.get('bg_color', self.current_bg_color)
                    self.current_alpha = config.get('alpha', self.current_alpha)
                    self.is_topmost = config.get('is_topmost', self.is_topmost)

                    if 'geometry' in config:
                        self.root.geometry(config['geometry'])
            except Exception as e:
                messagebox.warning("提示", f"加載配置失敗，使用默認設置：{str(e)}", parent=self.root)

    def on_text_click(self, event=None):
        current_padding = int(self.text_area.cget("padx"))
        if current_padding > 20:
            self.exit_pure_mode()
        else:
            self.schedule_pure_mode()

    def on_mouse_wheel(self, event):
        if event.delta > 0:
            new_size = min(self.current_font_size + 1, 72)
        else:
            new_size = max(self.current_font_size - 1, 8)

        if new_size != self.current_font_size:
            self.current_font_size = new_size
            self.update_font()
            self.save_config()
            self.create_context_menu()


if __name__ == "__main__":
    root = tk.Tk()
    app = BorderlessStickyNote(root)
    root.mainloop()