import uuid
import tkinter as tk
from tkinter import filedialog as tkFileDialog
from tkinter import messagebox

def macget():
    #获取mac
    node = uuid.getnode()
    mac = uuid.UUID(int = node).hex[-12:]
    return mac

def is_number(str1):
    try:
        float(str1)
        return 1
    except ValueError:
        return -1

def plusmac(mac):
    #字典先行
    letterto ={
        'A':10,
        'a':10,
        'B':11,
        'b':11,
        'C':12,
        'c':12,
        'D':13,
        'd':13,
        'E':14,
        'e':14,
        'F':15,
        'f':15
    }
    numto = {
        10:'a',
        11:'b',
        12:'c',
        13:'d',
        14:'e',
        15:'f',
    }
    newmac = []
    #读取每一位
    ii = 0
    while ii < 12:
        #读取单个，判断是否需要字典
        mm = mac[ii]
        nn = is_number(mm)
        if nn == 1:
            #是数字
            oo = int(mm) + 3
            #判断是否超过10
            if oo > 9:
                newnum = numto[oo]
                newmac.append(newnum)
            else:
                newmac.append(str(oo))
        else:
            oo = letterto[mm]
            overoo = int(oo) + 3
            if overoo < 16:
                newnum = numto[overoo]
                newmac.append(str(newnum))
            #整个都超了
            else:
                overoveroo = overoo - 16
                newmac.append(str(overoveroo))
        ii = ii + 1
    passmac = ''.join(newmac)
    return passmac

def ordermac(mac):
    passt = mac[:6]
    passb = mac[6:12]
    neworder = []
    neworder.append(passb)
    neworder.append(passt)
    newpass = ''.join(neworder)
    return newpass
def tuichu():
    window.destroy()

if __name__ == '__main__':
    aa = macget()
    # print (aa)
    bb = plusmac(aa)
    # print(bb)
    cc = ordermac(bb)
    # print(cc)
    window = tk.Tk()  # 创建窗口对象的背景色
    window.title('KEYGEN')   # 设置窗口的标题
    window.geometry('350x200')      # 设置窗口的大小
    title = tk.Label(window, text='请使用  Ctrl + C  复制下面的密钥：', font=('微软雅黑', 12), width=25)
    title.place(x=10,y=10,anchor='nw')
    path_var1 = tk.StringVar()
    entry1 = tk.Entry(window, textvariable=path_var1, font=('微软雅黑', 12), width=20, fg ='red')
    entry1.place(x=10, y=75, anchor='nw')
    path_var1.set(cc)
    tk.Button(window,text='关 闭',command=tuichu).place(x=100,y=135,anchor='nw')
    window.mainloop()