import tkinter as tk
from tkinter import messagebox, simpledialog
import time
import requests

API_URL = "http://47.80.30.142:6364/"

def load_leaderboard():
    try:
        resp = requests.get(f"{API_URL}/get_board")
        if resp.status_code == 200:
            return resp.json()
        else:
            return []
    except Exception as e:
        messagebox.showerror("错误", f"无法加载排行榜数据：{e}")
        return []

def get_player_name():
    name = simpledialog.askstring("参赛者姓名", "请输入您的姓名：")
    if not name:
        messagebox.showwarning("警告", "姓名不能为空")
        return get_player_name()
    return name

def get_player_message():
    return simpledialog.askstring("祝贺留言", "你太棒了！要留下什么话？")

def submit_result(name, error, message=None):
    try:
        leaderboard = load_leaderboard()
        updated = False
        for entry in leaderboard:
            if entry["name"] == name:
                if abs(error) < entry["error"]:
                    entry["error"] = round(abs(error), 3)
                    if abs(error) < 0.1 and message:
                        entry["message"] = message
                updated = True
                break
        if not updated:
            entry = {"name": name, "error": round(abs(error), 3)}
            if abs(error) < 0.1 and message:
                entry["message"] = message
            leaderboard.append(entry)

        leaderboard.sort(key=lambda x: x["error"])
        resp = requests.post(f"{API_URL}/set_board", json=leaderboard)
        if resp.status_code == 200:
            update_rank_display(leaderboard)
            update_message_display(leaderboard)
        else:
            messagebox.showerror("提交失败", "成绩上传失败")
    except Exception as e:
        messagebox.showerror("错误", f"提交成绩时出错：{e}")

def update_rank_display(leaderboard):
    rank_listbox.delete(0, tk.END)
    for i, entry in enumerate(leaderboard, 1):
        rank_listbox.insert(tk.END, f"{i}. {entry['name']:<8} 误差: {entry['error']:.3f}s")

def update_message_display(leaderboard):
    messages.clear()
    for entry in leaderboard:
        if "message" in entry and entry["message"]:
            messages.append(f"{entry['name']}：{entry['message']}")

def scroll_messages():
    if messages:
        msg = messages.pop(0)
        message_var.set(msg)
        messages.append(msg)
    root.after(3000, scroll_messages)

def update_time():
    if flag:
        now = time.time()
        timex = now - start_time
        timex_label.config(text=f"⏱ 时间：{timex:.3f} 秒")
        root.after(10, update_time)

def show_win_animation():
    anim = tk.Toplevel(root)
    anim.geometry("300x150")
    anim.configure(bg="white")
    tk.Label(anim, text="🎉 完美掌控时间！", font=("微软雅黑", 18, "bold"), bg="white").pack(expand=True)
    anim.after(1500, anim.destroy)

def change():
    global flag, start_time
    if not flag:
        flag = True
        start_time = time.time()
        update_time()
    else:
        flag = False
        end_time = time.time()
        timex = end_time - start_time
        error = timex - 10
        timex_label.config(text=f"✅ 实际时间：{timex:.3f} 秒\n误差：{error:.3f} 秒")

        name = get_player_name()
        message = None
        if abs(error) < 0.1:
            message = get_player_message()
            show_win_animation()
        else:
            messagebox.showinfo("结果", "再接再厉！")
        submit_result(name, error, message)

# ============================ UI ============================

root = tk.Tk()
root.geometry("400x550")
root.title("10秒挑战")
root.configure(bg="#f0faff")

title_label = tk.Label(root, text="🎯 10 秒挑战 🎯", font=("微软雅黑", 18, "bold"), bg="#f0faff", fg="#004466")
title_label.pack(pady=10)

rank_frame = tk.Frame(root, bg="#ffffff", bd=2, relief="groove")
rank_frame.pack(pady=5)

rank_title = tk.Label(rank_frame, text="🏆 排行榜", font=("微软雅黑", 10, "bold"), bg="#ffffff")
rank_title.pack(pady=5)

rank_listbox = tk.Listbox(rank_frame, font=("Courier", 10), height=5, width=35, bg="#f9f9f9")
rank_listbox.pack(padx=10, pady=5)

timex_label = tk.Label(root, text="点击按钮开始挑战", font=("微软雅黑", 12), bg="#f0faff")
timex_label.pack(pady=20)

start_button = tk.Button(root, text="🎮 开始 / 停止", font=("微软雅黑", 12, "bold"),
                         bg="#66ccff", fg="white", activebackground="#3399cc",
                         width=20, height=2, command=change)
start_button.pack(pady=10)

# 滚动留言框
message_var = tk.StringVar()
message_label = tk.Label(root, textvariable=message_var, font=("微软雅黑", 20), fg="#444", bg="#f0faff", wraplength=500, justify="center")
message_label.pack(pady=20)

# 初始数据加载
messages = []
leaderboard = load_leaderboard()
update_rank_display(leaderboard)
update_message_display(leaderboard)
scroll_messages()

flag = False
start_time = 0

root.mainloop()