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#!/usr/bin/env python
# -*- coding: utf-8 -*-

import Tkinter
import threading
import socket
import SocketServer
import threading
import sys
import json

clientname = None

class MyTCPHandler(SocketServer.BaseRequestHandler):

    def handle(self):
        global clientname
        self.request.send("Der Server")
        #self. = self.request.recv(1024)
        self.username = str("Der Benutzer")
        clientname.set_user(self.username)

class Start_Server():

    def set_user(self, username):
        # der username kommt hier an
        print("Hauptfenster hat den usernamen '%s' bekommen" % username)

    def main(self):

        backwin = Tkinter.Tk()
        backwin.title('DMD-DATA.soft')
        backwin.state('zoomed')
        backwin.configure(background='black')

        start_Server = Tkinter.StringVar()
        l_sf1 = Tkinter.Label(backwin,textvariable=(start_Server),font=('Arial', 8, 'bold'), height=3, width=25,
         fg="#000000000",justify='left')
        l_sf1.place(relx=.06, rely=.965, anchor="c")

        ########################################################################
        #
        # hier moechte ich gern den usernamen anzeigen lassen
        #
        start_Client = Tkinter.StringVar()
        l_sf2 = Tkinter.Label(backwin,textvariable=(start_Client),font=('Arial', 8, 'bold'), height=3, width=35,
         fg="#000000000",justify='left')
        l_sf2.place(relx=.2, rely=.965, anchor="c")
        #start_Client.set(???)
        ########################################################################

        get_IP = [TCP_IP for TCP_IP in socket.gethostbyname_ex(socket.gethostname())[2] if not TCP_IP.startswith("127.")][:1]
        if TCP_IP.startswith("127."):
            start_Server.set("Server nicht gestartet...\nKEIN W-LAN VERFÜGBAR!")
            start_Client.set("Um den Server starten zu können,\nmuß eine W-LAN-Verbindung vorliegen!")
        else:
            TCP_PORT = 9090
            start_Server.set("Server gestartet...\nIP-Adresse: {}".format(TCP_IP))
            server = SocketServer.TCPServer((TCP_IP, TCP_PORT), MyTCPHandler)

            thread = threading.Thread(target=server.serve_forever)
            thread.start()

        b1 = Tkinter.Button(backwin, text=("\nSTART\n"), font=('Arial', 10, 'bold'), width=20,
         relief="raised", borderwidth=3, fg='#000000000', justify='center',command=lambda:self.haupt_Start(backwin))
        b1.place(relx=.51, rely=.3, anchor="c")

        def quit(backwin):
            try:
                server.shutdown()
                server.server_close()
            except:
                pass
            backwin.destroy()
            sys.exit()

        b2 = Tkinter.Button(backwin, text=("\nBEENDEN\n"), font=('Arial', 10, 'bold'), width=20,
         relief="raised", borderwidth=3, fg='#000000000', justify='center',command=lambda:quit(backwin))
        b2.place(relx=.51, rely=.45, anchor="c")

        backwin.protocol("WM_DELETE_WINDOW", quit)
        backwin.mainloop()


if __name__ == '__main__':
    hintergrund = Start_Server()
    clientname=hintergrund
    hintergrund.main()