import tkinter as tk
from tkinter import ttk, messagebox
import re


class StudentComparator:
    def __init__(self):
        self.root = tk.Tk()
        self.root.title("學生姓名比較工具")
        self.root.resizable(True, True)

        # 設置窗口居中
        self.center_window(900, 700)

        # 創(chuàng)建界面
        self.create_widgets()

    def center_window(self, width, height):
        """將窗口居中顯示"""
        screen_width = self.root.winfo_screenwidth()
        screen_height = self.root.winfo_screenheight()

        x = (screen_width - width) // 2
        y = (screen_height - height) // 2

        self.root.geometry(f"{width}x{height}+{x}+{y}")

    def create_widgets(self):
        """創(chuàng)建界面組件"""
        # 主框架 - 使用grid布局以便更好地控制各區(qū)域大小
        main_frame = ttk.Frame(self.root, padding="10")
        main_frame.pack(fill=tk.BOTH, expand=True)

        # 配置主框架的網(wǎng)格權(quán)重
        main_frame.columnconfigure(0, weight=1)
        main_frame.rowconfigure(1, weight=1)  # 文本區(qū)域行
        main_frame.rowconfigure(3, weight=1)  # 結(jié)果區(qū)域行

        # 說明標簽
        instruction_label = ttk.Label(
            main_frame,
            text="請在下方兩個文本框中粘貼學生姓名列表（支持逗號、分號、頓號、回車等分隔符）",
            wraplength=800
        )
        instruction_label.grid(row=0, column=0, sticky="w", pady=(30, 10))

        # 創(chuàng)建左右兩個文本框的框架
        text_frame = ttk.Frame(main_frame)
        text_frame.grid(row=1, column=0, sticky="nsew", pady=(0, 10))

        # 配置網(wǎng)格權(quán)重，使兩側(cè)等寬
        text_frame.columnconfigure(0, weight=1)
        text_frame.columnconfigure(1, weight=1)
        text_frame.rowconfigure(0, weight=1)

        # 左側(cè)文本框和標簽
        left_frame = ttk.Frame(text_frame)
        left_frame.grid(row=0, column=0, sticky="nsew", padx=(0, 5))

        left_label = ttk.Label(left_frame, text="第一組學生姓名:")
        left_label.pack(anchor=tk.W, pady=(0, 5))

        self.left_text = tk.Text(left_frame, wrap=tk.WORD)
        self.left_text.pack(fill=tk.BOTH, expand=True)

        left_scrollbar = ttk.Scrollbar(left_frame, orient=tk.VERTICAL, command=self.left_text.yview)
        left_scrollbar.pack(side=tk.RIGHT, fill=tk.Y)
        self.left_text.config(yscrollcommand=left_scrollbar.set)

        # 右側(cè)文本框和標簽
        right_frame = ttk.Frame(text_frame)
        right_frame.grid(row=0, column=1, sticky="nsew", padx=(5, 0))

        right_label = ttk.Label(right_frame, text="第二組學生姓名:")
        right_label.pack(anchor=tk.W, pady=(0, 5))

        self.right_text = tk.Text(right_frame, wrap=tk.WORD)
        self.right_text.pack(fill=tk.BOTH, expand=True)

        right_scrollbar = ttk.Scrollbar(right_frame, orient=tk.VERTICAL, command=self.right_text.yview)
        right_scrollbar.pack(side=tk.RIGHT, fill=tk.Y)
        self.right_text.config(yscrollcommand=right_scrollbar.set)

        # 按鈕框架
        button_frame = ttk.Frame(main_frame)
        button_frame.grid(row=2, column=0, sticky="ew", pady=10)

        compare_button = ttk.Button(button_frame, text="比較", command=self.compare_names)
        compare_button.pack(side=tk.LEFT, padx=(0, 10))

        clear_button = ttk.Button(button_frame, text="清空", command=self.clear_text)
        clear_button.pack(side=tk.LEFT)

        # 結(jié)果框架 - 增加高度
        result_frame = ttk.LabelFrame(main_frame, text="比較結(jié)果", padding="5")
        result_frame.grid(row=3, column=0, sticky="nsew", pady=(10, 0))

        # 配置結(jié)果框架內(nèi)部的網(wǎng)格權(quán)重
        result_frame.columnconfigure(0, weight=1)
        result_frame.rowconfigure(0, weight=1)

        self.result_text = tk.Text(result_frame, wrap=tk.WORD, state=tk.DISABLED, font=("Arial", 10))
        self.result_text.grid(row=0, column=0, sticky="nsew")

        result_scrollbar = ttk.Scrollbar(result_frame, orient=tk.VERTICAL, command=self.result_text.yview)
        result_scrollbar.grid(row=0, column=1, sticky="ns")
        self.result_text.config(yscrollcommand=result_scrollbar.set)

    def parse_names(self, text):
        """解析文本中的姓名，支持多種分隔符"""
        # 使用正則表達式分割文本，支持中文標點和換行符
        separators = r'[，,；;、\s\n]+'
        names = re.split(separators, text.strip())

        # 過濾空字符串并去除前后空格
        names = [name.strip() for name in names if name.strip()]

        return set(names)

    def compare_names(self):
        """比較兩個文本框中的姓名"""
        left_text = self.left_text.get("1.0", tk.END)
        right_text = self.right_text.get("1.0", tk.END)

        if not left_text.strip() and not right_text.strip():
            messagebox.showwarning("警告", "兩個文本框都為空，請輸入學生姓名！")
            return

        # 解析姓名
        left_names = self.parse_names(left_text)
        right_names = self.parse_names(right_text)

        # 找出不同的姓名
        only_in_left = left_names - right_names
        only_in_right = right_names - left_names
        common_names = left_names & right_names

        # 顯示結(jié)果
        self.result_text.config(state=tk.NORMAL)
        self.result_text.delete("1.0", tk.END)

        self.result_text.insert(tk.END, f"第一組學生總數(shù): {len(left_names)}\n")
        self.result_text.insert(tk.END, f"第二組學生總數(shù): {len(right_names)}\n")
        self.result_text.insert(tk.END, f"共同擁有的學生數(shù): {len(common_names)}\n\n")

        self.result_text.insert(tk.END, "僅在第一組中的學生:\n")
        if only_in_left:
            for name in sorted(only_in_left):
                self.result_text.insert(tk.END, f"  ? {name}\n")
        else:
            self.result_text.insert(tk.END, "  無\n")

        self.result_text.insert(tk.END, "\n僅在第二組中的學生:\n")
        if only_in_right:
            for name in sorted(only_in_right):
                self.result_text.insert(tk.END, f"  ? {name}\n")
        else:
            self.result_text.insert(tk.END, "  無\n")

        self.result_text.config(state=tk.DISABLED)

    def clear_text(self):
        """清空所有文本框"""
        self.left_text.delete("1.0", tk.END)
        self.right_text.delete("1.0", tk.END)
        self.result_text.config(state=tk.NORMAL)
        self.result_text.delete("1.0", tk.END)
        self.result_text.config(state=tk.DISABLED)

    def run(self):
        """運行程序"""
        self.root.mainloop()


if __name__ == "__main__":
    app = StudentComparator()
    app.run()