server.py

from threading import Thread
import asyncio

import socket

s = socket.socket()
print("Socket successfully created")

port = 12345

s.bind(('127.0.0.1', port))
print("socket binded to %s" % (port))

s.listen(5)
print("socket is listening"	)




class Vote(Thread):
    def __init__(self, add, conn, idd):
        Thread.__init__(self)
        self.idd = idd
        self.conn = conn
        self.add = add
        self.auth = False
        self.canVote = True
        self.user = ''

        self.lock=1

    def credintial(self, details):
        details = str(details)[2:-1]
        f = open('database.txt', 'r')
        for user in f.readlines():
            dt = user.split('\n')
            namepass, voteto = dt[0].split('>')

            if(namepass == details):
                if(voteto != '-1'):
                    print('Done')
                    self.canVote = False
                self.user = namepass
                return True

        f.close()

        return False

    def writeAddData(self, cont, file):
        
        

        while(self.lock==0):
                pass
        
        self.lock=0

        
        file.write(cont)
        self.lock=1
        file.close()

    def addVote(self, chose):

        f = open('database.txt', 'r')
        datainfile = ''
        for user in f.readlines():
            dt = user.split('\n')
            temp = dt[0]
            namepass, voteto = dt[0].split('>')
            if(namepass == self.user):
                newline = namepass+'>'+chose
                datainfile += newline

            else:
                datainfile += temp
            datainfile += '\n'

        f.close()
        filewrite = open('database.txt', 'w')

        self.writeAddData(datainfile, filewrite)

        # filewrite.write(datainfile)
        # filewrite.close()

        f = open('count.txt', 'a')
        f.write(chose+'\n')
        f.close()

    def run(self):
        self.conn.send(bytes("hello User plz enter credintial", "utf-8 "))
        details = self.conn.recv(1024)
        cred = self.credintial(details)
        while(not self.auth):
            if(cred):
                self.auth = True
                self.conn.send(bytes("Login", "utf-8 "))
            else:
                self.auth = False
                self.conn.send(bytes("Fail", "utf-8 "))
                details = self.conn.recv(1024)
                cred = self.credintial(details)

        option = self.conn.recv(1024)
        print(option)
        option = str(option)[2:-1]
        print(self.canVote)
        if(option == '1'):
            chose = self.conn.recv(1024)
            print(chose)
            chose = str(chose)[2:-1]
            if(self.canVote):
                self.addVote(chose)
                final_msg = "your vote is added"

                self.conn.send(bytes(final_msg, "utf-8 "))

            else:
                final_msg = "You have already voted"
                self.conn.send(bytes(final_msg, "utf-8 "))

        else:

            first = 0
            second = 0
            f = open('count.txt', 'r')

            for i in f.readlines():
                if(i == '1' or i == '1\n'):
                    first += 1
                if(i == '2' or i == '2\n'):
                    second += 1

            result = str(first)+"#"+str(second)

            self.conn.send(bytes(result, 'utf-8'))


useraddres = []
count = 0
while True:

    c, addr = s.accept()

    print(addr)

    useraddres.append(addr)
    useraddres[count] = Vote(addr, c, count)
    useraddres[count].start()

    count += 1