import tkinter as tk
from tkinter import messagebox
from db import db
from PIL import Image, ImageTk
from Mainpage import Mainage
from register import RegisterPage

class LoginPage:

    def __init__(self, master):
        self.root = master
        self.root.geometry('300x180')
        self.root.title('登录页')
        self.username = tk.StringVar()
        self.password = tk.StringVar()
        self.page = tk.Frame(root)
        self.page.pack()

        # 加载背景图像
        self.bg_image = Image.open("D:\桌面\图片\背景图.jpg")  # 替换为你的背景图路径
        self.bg_image = self.bg_image.resize((300, 180))
        self.bg_imageTk = ImageTk.PhotoImage(self.bg_image)

        # 创建背景图像的Label
        bg_label = tk.Label(self.page, image=self.bg_imageTk)
        bg_label.place(relwidth=1, relheight=1)

        # 创建其他控件
        tk.Label(self.page).grid(row=0, column=0)

        tk.Label(self.page, text='账户：').grid(row=1, column=1, pady=10)
        tk.Entry(self.page, textvariable=self.username).grid(row=1, column=2)

        tk.Label(self.page, text='密码：').grid(row=2, column=1, pady=10)
        tk.Entry(self.page, textvariable=self.password).grid(row=2, column=2)

        tk.Button(self.page, text='注册：', command=self.registers).grid(row=3, column=1, pady=10)
        tk.Button(self.page, text='登录：', command=self.login).grid(row=3, column=2, pady=10)
        tk.Button(self.page, text='退出：', command=self.page.quit).grid(row=3, column=3, pady=10)


    def login(self):
        name = self.username.get()
        pwd = self.password.get()
        flag, message = db.check_login(name,pwd)
        if flag:
            self.page.destroy()
            Mainage(self.root)
        else:
            messagebox.showwarning(title='警告', message=message)

    def registers(self):
        self.page.destroy()
        RegisterPage(self.root)



if __name__ == '__main__':
    root = tk.Tk()
    LoginPage(master=root)
    root.mainloop()