2022.09.17 client

import socket
from _thread import *
import threading
from tkinter import *
from time import sleep

c_list = []
close = False
server_socket = None


def log_in():
    def sendname(socket):
        global namebool
        global name
        name = nametxt.get()
        socket.send(name.encode())
        namebool = False

    def send(socket):
        global go_send
        while True:
            if go_send:
                message = (message_input.get(1.0, "end")).rstrip()
                socket.send(message.encode())
                message_input.delete(1.0, "end")
                go_send = False
            else:
                if go_out:
                    socket.close()
                    exit()
                sleep(0.1)

    def receive(socket):
        global space
        global name
        first = True
        global num
        global x
        # 처음일때
        global datalist
        global datanum
        global datanum2
        while True:
            if num < 17:
                num += 1
                txt = txtParts[num]
                datanum += 1
                datanum2 += 1
                try:
                    data = socket.recv(1024)
                    txt['state'] = 'normal'
                    text = str(data.decode()).split('☈')
                    if first:
                        text[0].replace('☈', '').strip()
                        txt.delete(0, END)
                        txt.insert("end", text[0] + text[1])
                        datalist.append(text[0] + text[1])
                        first = False
                    else:
                        if str(text[0]) == str(name):
                            txt.config(justify='right')
                            txt.delete(0, END)
                            txt.insert("end", text[1])
                            datalist.append(text[1])
                        else:
                            text[0].replace('☈', '').strip()
                            txt.delete(0, END)
                            txt.insert("end", text[0])
                            datalist.append(text[0])
                            txtParts[num + 1]['state'] = 'normal'
                            txtParts[num + 1].delete(0, END)
                            txtParts[num + 1].insert("end", text[1])
                            datalist.append(text[1])
                            datanum += 1
                            datanum2 += 1
                            num += 1
                            txtParts[num]['state'] = 'disabled'
                    txt['state'] = 'disabled'
                except ConnectionAbortedError as e:
                    txt['state'] = 'normal'
                    txt.delete(0, END)
                    txt.insert("end", '\n[System] 접속을 종료합니다.\n')
                    txt['state'] = 'disabled'
                    exit()

            else:
            #     if num <= 0:
            #         num = 17
            #     else:
            #         num -= 1
                txt = txtParts[17]
                datanum += 1
                datanum2 += 1
                try:
                    data = socket.recv(1024)
                    txt['state'] = 'normal'
                    text = str(data.decode()).split('☈')
                    if first:
                        text[0].replace('☈', '').strip()
                        txt.delete(0, END)
                        datalist.append(text[0] + text[1])
                        go_down()
                        txt.insert("end", text[0] + text[1])
                        first = False
                    else:
                        if str(text[0]) == str(name):
                            txt.config(justify='right')
                            txt.delete(0, END)
                            datalist.append(text[1])
                            go_down()
                            txt.insert("end", text[0] + text[1])
                        else:
                            text[0].replace('☈', '').strip()
                            txt.delete(0, END)
                            datalist.append(text[0])
                            go_down()
                            txt.insert("end", text[0] + text[1])
                            num += 1
                            txtParts[num]['state'] = 'normal'
                            txtParts[num].delete(0, END)
                            datalist.append(text[1])
                            datanum += 1
                            datanum2 += 1
                            go_down()

                            txtParts[num]['state'] = 'disabled'
                    txt['state'] = 'disabled'
                except ConnectionAbortedError as e:
                    txt['state'] = 'normal'
                    txt.delete(0, END)
                    txt.insert("end", '\n[System] 접속을 종료합니다.\n')
                    txt['state'] = 'disabled'
                    exit()

    def login():
        # 서버의 ip주소 및 포트
        HOST = iptxt.get()
        PORT = int(porttxt.get())
        client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        client_socket.connect((HOST, PORT))

        threading.Thread(target=sendname, args=(client_socket,)).start()
        threading.Thread(target=send, args=(client_socket,)).start()
        threading.Thread(target=receive, args=(client_socket,)).start()
        exit()

    def go_up():
        global datalist
        global datanum2
        # datanum2는 go, down에 따라 맨 밑(17번째칸)의 datalist값으로 바꿔야 함
        if datanum2-18 != 0:
            for i in range(17, -1, -1):
                txtParts[i]['state'] = 'normal'
                txtParts[i].config(justify='right')
                # datanum2에 justify 값 넣기([][])
                txtParts[i].delete(0, END)
                txtParts[i].insert("end", datalist[datanum2-(2+i)])
        datanum2 -= 1



    def go_down():
        global datalist
        global datanum2
        for i in range(0, 18):
            txtParts[i]['state'] = 'normal'
            txtParts[i].config(justify='right')
            txtParts[i].delete(0, END)
            txtParts[i].insert("end", datalist[datanum2-(17-i)])
            txtParts[i]['state'] = 'disabled'


    def set_go_send(event):
        global go_send
        go_send = True

    c_root = Toplevel(root)

    c_root.geometry('500x525')
    c_root.title('client')
    c_root.resizable(False, False)

    start_new_thread(login, ())

    frame = Frame(c_root)
    upbtn = Button(frame, text='up', command=go_up)
    upbtn.pack(fill='x')
    chat_canvas = Canvas(frame)
    chat_canvas.pack()
    downbtn = Button(frame, text='down', command=go_down)
    downbtn.pack(fill='x')

    txtParts = []
    for i in range(0, 18):
        x = Entry(chat_canvas, width=65, disabledbackground='#BECDFF', disabledforeground='black')
        x.pack()
        x['state'] = 'disabled'
        txtParts.append(x)

    frame.place(x=10, y=10)
    message_frame = Frame(c_root)
    message_input = Text(message_frame, width=57, height=7)
    message_input.pack(side='left')
    send_button = Button(message_frame, text='보내기', bg='white', command=lambda: set_go_send(None))
    send_button.pack(side='right', fill='y')
    message_frame.place(x=10, y=415)
    # message_input.bind("<Return>", set_go_send)

    c_root.mainloop()


go_out, go_send = False, False
root = Tk()
root.resizable(False, False)
root.title('로그인')
root.geometry("300x125-500+200")
namebool = True
space = ''
num = -1
x = True
datalist = []
datanum = -1
downbool = False
upbool = False
datanum2 = -1

iplbl = Label(root, text="server IP", width=10)
iplbl.grid(row=0, column=0)
iptxt = Entry(root, width=20)
iptxt.insert(0, '127.0.0.1')
iptxt.grid(row=0, column=1)

portlbl = Label(root, text="port", width=10)
portlbl.grid(row=1, column=0)
porttxt = Entry(root, width=20)
porttxt.insert(0, '9999')
porttxt.grid(row=1, column=1)

namelbl = Label(root, text="이름", width=10)
namelbl.grid(row=2, column=0)
nametxt = Entry(root, width=20)
nametxt.grid(row=2, column=1)

btnlogin = Button(root, text="로그인", command=log_in)
btnlogin.grid(row=3, column=0, columnspan=2, sticky=W + E + N + S)

root.mainloop()