Bustle.py

#For displaying images in the terminal itself
from PIL import Image  
#For generating QR code's in python
import pyqrcode 
#QR code module
from pyqrcode import QRCode 
#To write in dictionary
import pickle 
#Using to clear screen using defined clear() function
import os
from random import sample
#Slow down execution using sleep()
import time
#used to accept password without showing characters
import stdiomask
#Used to display a table
from tabulate import tabulate
#Used to create new voucher values with different references
from copy import deepcopy
#Used to evaluate regex
import re 
#used to generate qr codes
import pyqrcode 

clear = lambda: os.system('cls|clear')#Lambda function to clear the screen
user = ''#Global variable to record currently logged in user


def fileWrite(filename,data):#Universal function to write to any mentioned file
    with open(filename,'wb') as file:
        pickle.dump(data,file) #uses pickle module to write data into specified file


def fileRead(filename):#Universal function to read any mentioned file
    with open(filename,'rb') as file:
         data=pickle.load(file)
         return data


def logout():#Function to display logout screen
    clear()
    print("Logging out");time.sleep(0.5);clear()
    print("Logging out.");time.sleep(0.5);clear()
    print("Logging out..");time.sleep(0.5);clear()
    print("Logging out...");time.sleep(0.5);clear() #prints Logging out... with one . added every 0.5s and the screen cleared before adding each
    login()


def setpass(usnID,score):#Function to set the password and security question
    accounts = fileRead("bustle_files/UserAcc") #Reads existing user accounts as a dictionary
    pass1 = input("Enter a password:\n")
    pass1 = pass1.strip() #strips the password of any spaces on either side
    while True:
        pass2 = input("Confirm password:\n")
        if pass2 == pass1:
            while True:
                sq = input("Enter your Security Question(Minimum of 5 characters ending with a '?'):\n")
                if len(sq) >= 6 and sq.endswith('?'):
                    sa = input("Enter the answer for your Security Question:\nWARNING: Give an answer you can remember. You will need these in case you have to reset your account password!\n")
                    accounts.update({usnID:[pass1,score,sq,sa]}) #updates the details for user with given user id
                    fileWrite('bustle_files/UserAcc',accounts) #writes the updated list of users to the file that stores users and their details
                    return 
                else:
                    print("Enter a valid security question!(Min 5 characters ending with a '?')")
                    time.sleep(3) #waits for 3 seconds before clearing screen
                    clear()
                    continue
        else:
            print("Oops password doesn't match! Try again:")


def register(): #Function to add new user account  
    while True:
        usn=input("Enter a username(Minimum of 5 characters without special characters):\n")    
        usn=usn.strip()
        if len(usn) >= 5 and usn.isalnum(): #ensures that the username is a minimum of 5 characters and contains only alphabets and numbers
            usn=usn+'e' #appends e to the username
            break
        else:
            print("Enter a valid username!(Min 5 characters without special characters)")
            time.sleep(3) #waits for 3 seconds before clearing
            clear()
    accounts=fileRead("bustle_files/UserAcc")
    if usn in accounts: #if the given username is found in the list of registered users, a new account is not created and the user is notified that their account already exists
        print("Account already exists!")
    else:
        setpass(usn,1000)
        vdata=fileRead("bustle_files/vouchers")
        vdatacopy=deepcopy(vdata["admine"])
        del vdatacopy[4]
        vdata.update({usn:vdatacopy}) #updates voucher data
        fileWrite("bustle_files/vouchers",vdata) #writes updated voucher data to the file storing voucher details
        print('User account successfully created! You will now be redirected to the login page')


def voucher():#Function to display and purchase vouchers
    vfile=fileRead("bustle_files/vouchers")
    accounts=fileRead("bustle_files/UserAcc") #reads the contents of file storing user details and the file storing voucher details
    global user #global declaration allows us to access the user variable defined in the global scope
    clear()
    print("\t\t\t\tVouchers!")
    print(f"\nUser:{user}\n")
    print(f"Score:{accounts[user+'e'][1]}\n")
    data =list(zip(vfile[user+'e'][0],vfile[user+'e'][1],vfile[user+'e'][2],vfile[user+'e'][3]))
    print(tabulate(data, headers=["V.Code","Description","Bustle Points","Purchased"], tablefmt = "fancy_grid")) #prints the voucher details for every user in a formatted manner
    vchoice=input("Which voucher would you like to purchase?\n")
    if vchoice in vfile[user+'e'][0]:
        vquantity=int(input("How many would you like to buy?\n"))
        i=vfile["admine"][0].index(vchoice)
        if int(accounts[user+'e'][1])>=(int(vfile[user+'e'][2][i])*vquantity): #makes sure the user has enough currency to purchase the specified type and amount of vouchers
            print(f"{vquantity} Vouchers Added!")
            vfile[user+'e'][3][i]=int(vfile[user+'e'][3][i])+vquantity
            accounts[user+'e'][1]=int(accounts[user+'e'][1])-(int(vfile[user+'e'][2][i])*vquantity) #updates the vouchers possessed and the currency possessed
            fileWrite("bustle_files/vouchers",vfile)
            fileWrite("bustle_files/UserAcc",accounts) #writes the changes to the respective files
            time.sleep(2)
        elif int(accounts[user+'e'][1])<(int(vfile[user+'e'][2][i])*vquantity):
            ynchoice=input("Insufficient Bustle Points!\nWould you like to play some games to get more Bustle Points?(y/n)\n")
            #if the user has insufficient currency, they are encouraged to earn more by playing games
            if ynchoice=='y':
                clear()
                games() #loads games if the user wishes to play
            else:
                clear()
                home() #else it navigates back to the home screen
    elif vchoice=='c':
        clear()
        home()
    else:
        print("Invalid input. Reinitializing page...")
        time.sleep(2)
        clear()
        voucher()
    home()


def vouchdisc(price): #function to view and utilise vouchers
    global user
    price=int(price)
    ynchoice=input("Would you like to see the list of available vouchers?(y/n)\n")
    if ynchoice=='y' and price>100:
        vfile=fileRead("bustle_files/vouchers")
        vcodes=[]
        vdesc=[]
        vnum=[]
        for n in vfile[user+'e'][3]:
            if n>0:
                i=vfile[user+'e'][3].index(n)
                vcodes.append(vfile[user+'e'][0][i])
                vdesc.append(vfile[user+'e'][1][i])
                vnum.append(vfile[user+'e'][3][i])
        while True:
            print(f"Bill Amount:{price}")
            data =list(zip(vcodes,vdesc,vnum))
            print(tabulate(data, headers=["V.Code","Description","Available"], tablefmt = "fancy_grid"))
            vchoice=input("Which Voucher would you like to apply?\n")
            if vchoice in vcodes:
                i=vfile[user+'e'][0].index(vchoice)
                vfile[user+'e'][3][i]=int(vfile[user+'e'][3][i])-1
                discexp=vfile["admine"][4][i]
                if eval(discexp)>=100:
                    price=eval(discexp)
                    return price #updates price based on the discount obtained by using a voucher
                else:
                    print("This voucher cannot be applied on the current transaction!")
                    time.sleep(2)
                    clear()
                    return 0
            elif vchoice=='c':
                return 0
            else:
                print("Invalid Input, Reinitializing page...")
                time.sleep(2)
                clear()
    elif ynchoice=='y' and price<=100:
        print("Voucher cannot be applied on the current transaction!") #does not allow the application of vouchers on products under 100 rupees
        return -1
    elif ynchoice=='n':
        return -1
    else:
        print("Invalid input, reinitializing...")
        time.sleep(2)
        clear()
        return 0


def load():#Function to display loading screen
    print("Loading");time.sleep(0.5);clear()
    print("Loading.");time.sleep(0.5);clear()
    print("Loading..");time.sleep(0.5);clear()
    print("Loading...");time.sleep(0.5);clear()


def CardVerify(cnumber,ctype,ccomp):#Funcion to verfiy Card Number
    if ctype=='1':
        if ccomp=='1':
            pattern="^5[1-5][0-9]{14}|^(222[1-9]|22[3-9]\\d|2[3-6]\\d{2}|27[0-1]\\d|2720)[0-9]{12}$" #all pattern variables are regexs defining the accepted format of credit card number for the specified type of credit card
        elif ccomp=='2':
            pattern="^4[0-9]{12}(?:[0-9]{3})?$"
    elif ctype=='2':
        if ccomp=='1':
            pattern="^5[1-5][0-9]{14}|^(222[1-9]|22[3-9]\\d|2[3-6]\\d{2}|27[0-1]\\d|2720)[0-9]{12}$"
        elif ccomp=='2':
            pattern="^4[0-9]{12}(?:[0-9]{3})?$"
    elif ctype == 'c':
        clear()
        load()
        Booking()
    p=re.compile(pattern)
    if(re.search(p,cnumber)): #search is used to search for the presence of a substring. if the presence is detected, a Match object is returned which will evaluate to True if converted to boolean values. Here, if the given card number matches the corresponding regex for the card type it is accepted
        return True
    else:
        return False


def settings():#Funtion for settings page
    clear()
    global user
    accounts=fileRead("bustle_files/UserAcc")
    book= fileRead("bustle_files/bookings") #opens and reads from file storing booking details
    vouch=fileRead("bustle_files/vouchers")
    setchoice=input("Settings:\n1)Clear Booking History\n2)Change Username\n3)Change Password\n4)Delete Profile\n5)About us\n6)Back\n")
    if setchoice=='1': #option to clear booking history
        while True:
            ynchoice=input("Do you want to clear your Booking History?(y/n)\n")
            if ynchoice=='y':
                clear()
                print("Booking History Cleared!")
                del book[user] #deletes bookings for specified user
                book.update({user:([],[],[],[])}) #after deleting, adds empty details for user
                fileWrite("bustle_files/bookings",book) #writes updates to file
                time.sleep(2)
                settings() #opens the settings menu
            elif ynchoice=='n':
                print("Operation cancelled. Redirecting...")
                time.sleep(2)
                settings()
            else:
                print("Invalid Input, Reinitializing page...")
                time.sleep(2)
                clear()
    elif setchoice=='2': #option to change username
        ynchoice=input("Do you want to change your Username?(y/n)\n")
        if ynchoice=='y':
            clear()
            newUSN=input("Enter the new username\n")
            accounts[newUSN+'e']=accounts[user+'e'] #creates an account with the same details as the one with previous username but key as the new username
            book[newUSN]=book[user] #updates bookings for user with the same details as the one with previous username but key as the new username
            vouch[newUSN+'e']=vouch[user+"e"] #updates vouchers for user with the same details as the one with previous username but key as the new username
            del accounts[user+'e']
            del vouch[user+'e']
            del book[user] #deletes records with key os old username
            fileWrite("bustle_files/UserAcc",accounts)
            fileWrite("bustle_files/vouchers",vouch)
            fileWrite("bustle_files/bookings",book) #writes the changes to the files
            print("Username changed! You will now be taken back to the settings page...")
            user=newUSN
            time.sleep(2)
            settings() #takes user back to settings page
        elif ynchoice=='n':
            print("Operation cancelled. Redirecting...")
            time.sleep(2)
            settings()
        else:
            print("Invalid Input, Reinitializing page...")
            time.sleep(2)
            clear()
    elif setchoice=='3': #option to change password
        ynchoice=input("Do you want to change your Password?(y/n)\n")
        if ynchoice=='y':
            clear()
            while True:
                newPass=input("Confirm Current Password\n")
                if newPass==accounts[user+'e'][0]: #only allows password to be changed if the entered current password is correct
                    newPass=input("Enter the new password:\n")
                    if newPass==input("Confirm the password:\n"):
                        accounts[user+'e'][0]=newPass
                        fileWrite("bustle_files/UserAcc",accounts) #updates password and writes to file
                        print("Password changed successfully! You will be redirected to the settings page\n")
                        time.sleep(2)
                        clear()
                        settings()
                    else:
                        print("The passwords do not match! Try setting the password again.") #displayed if the initial new password and the confirmation new password are different
                        time.sleep(2)
                        clear()
                elif newPass=='c':
                    clear()
                    settings()
                else:
                    print("Incorrect Password! Try Again")
                    time.sleep(3)
                    clear()
        elif ynchoice=='n':
            print("Operation cancelled. Redirecting...")
            time.sleep(2)
            settings()
        else:
            print("Invalid Input. Reinitializing page...")
            time.sleep(2)
            settings()
    elif setchoice=='4': #option to delete user profile
        ynchoice=input("Are you sure you want to delete your profile?(y/n)\n")
        if ynchoice=='y':
            del accounts[user+'e']
            del book[user]
            del vouch[user+'e'] #deletes all entries related to the user
            fileWrite("bustle_files/UserAcc",accounts)
            fileWrite("bustle_files/bookings",book)
            fileWrite("bustle_files/vouchers",vouch) #updates all files
            print("User Deleted! Hope to see you again!\n")
            time.sleep(2)
            clear()
            menu() #redirects to menu
    elif setchoice=='5': #option to display about us section
        clear()
        print("Team bustle is a group of persistant, hard working and perfectionist coders.")
        print("Project Bustle, our very first project, is an intuitive slot booking and management software that ensures your time and efforts saved")
        print("Members: Harsh Somvanshi, Harini Anand and Bhaskarla Sri Saahith")
        time.sleep(4)
        settings()
    elif setchoice=='6':
        clear()
        home() #redirects to home page
    else:
        print("Invalid Input. Reinitializing page...")
        time.sleep(2)
        settings()


def admin():#Function to allow admin to manage the program
    adminpass = fileRead("bustle_files/UserAcc")
    adminpass = adminpass["admine"]
    clear()
    mastchoice1=input("What would you like to do?\n1)Add provider\n2)Delete provider\n3)Manage Vouchers\n4)Manage User Accounts\n5)Logout\n")
    if mastchoice1=='1': #option to add
        mastchoice2=input("Choose a category to add to: \n1)Restaurant\n2)Hotel\n3)Spa\n4)Bicycle Repair\n5)Back\n")#Add other services here
        if mastchoice2=='1' or mastchoice2=='2':
            if mastchoice2=='1':
                tempname="restaurant"
                try:
                    service=fileRead(f"bustle_files/restaurants/{tempname}")
                except:
                    fileWrite(f"bustle_files/restaurants/{tempname}",{})
                    service=fileRead(f"bustle_files/restaurants/{tempname}")
            elif mastchoice2=='2':
                tempname="hotel"
                try:
                    service=fileRead(f"bustle_files/hotels/{tempname}")
                except:
                    fileWrite(f"bustle_files/hotels/{tempname}",{})
                    service=fileRead(f"bustle_files/hotels/{tempname}")
            '''elif mastchoice2=='3':
                tempname="bus"
                try:
                    service=fileRead(f"bustle_files/buss/{tempname}")
                except:
                    fileWrite(f"bustle_files/buss/{tempname}",{})
                    service=fileRead(f"bustle_files/buss/{tempname}")'''
            while True:
                try:
                    npname,npseat,npprice=input("Enter Name/Available Slots/Price\n").split('/')
                except:
                    print("Incorrect number of inputs received")
                    time.sleep(3)
                    clear()
                    admin() #navigates to admin page
                if npname in service:
                    print("Entry already exists!")
                    time.sleep(3)
                else:
                    service.update({npname:[npseat,npprice]}) #updates service if it doesnt exist
                    break
            fileWrite(f"bustle_files/{tempname+'s'}/{tempname}",service)   
            clear()
            print("Provider successfully added!")
            time.sleep(3)
            admin()
        elif mastchoice2=='3' or mastchoice2=='4':
            if mastchoice2=='3':
                tempname="spa"
                try:
                    service=fileRead(f"bustle_files/spas/{tempname}")
                except:
                    fileWrite(f"bustle_files/spas/{tempname}",{})
                    service=fileRead(f"bustle_files/spas/{tempname}")
            elif mastchoice2=='4':
                tempname="cycle"
                try:
                    service=fileRead(f"bustle_files/cycles/{tempname}")
                except:
                    fileWrite(f"bustle_files/cycles/{tempname}",{})
                    service=fileRead(f"bustle_files/cycles/{tempname}")
            while True:
                try:
                    if mastchoice2=='4':
                        nptype='cycle'
                        npname,npexp,npprice=input("Enter Name/Experience/Price\n").split('/')
                    else:
                        npname,nptype,npexp,npprice=input("Enter Name/Expertise/Experience/Price\n").split('/')
                except:
                    print("Incorrect number of inputs received")
                    time.sleep(3)
                    clear()
                    admin()
                if npname in service:
                    ynchoice=input("Entry already exists! Do you want to add another provider?(y/n)\n")
                    if ynchoice=='n':
                        admin()
                else:
                    service.update({npname:[npexp,nptype,npprice]})
                    break
            fileWrite(f"bustle_files/{tempname+'s'}/{tempname}",service)
            clear()
            print("Provider successfully added!")
            time.sleep(3)
            admin()
        elif mastchoice2=='5':
            clear()
            admin()
        else:
            print("Invalid input! Reinitializing page...")
            time.sleep(3)
            clear()
            admin()
    elif mastchoice1=='2': #option to delete 
        while True:
            mastchoice2=input("Choose a category to delete from:\n1)Restaurant\n2)Hotel\n3)Spa\n4)Bicycle Repair\n5)Back\n")#Add other services here
            if mastchoice2=='1':
                tempname="restaurant"
            elif mastchoice2=='2':
                tempname="hotel"
            #elif mastchoice2=='3':
                #tempname="bus"
            elif mastchoice2=='3':
                tempname="spa"
            elif mastchoice2=='4':
                tempname="cycle"
            elif mastchoice2=='5':
                admin()
            else:
                print("Invalid input! Reinitializing page..")
                time.sleep(2)
                clear()
                continue
            try:
                service=fileRead(f"bustle_files/{tempname+'s'}/{tempname}")
                if service:
                    for key in service:
                     print(key)
                else:
                    ynchoice=input("No providers available for this category yet. Would you like to add a provider instead?(y/n)\n")
                    if ynchoice=='y':
                        clear()
                        admin()
                    elif ynchoice=='n':
                        continue
            except:
                ynchoice=input("No entries in this category available! Do you want to browse another category instead?(y/n)\n")
                if ynchoice=='n':
                    admin()
                elif ynchoice=='y':#check if really necessary
                    continue
            dpname=input("Which provider would you like to delete?\n")
            if dpname in service:
                loginpass=stdiomask.getpass("Enter admin password to confirm:\n")
                if loginpass==adminpass:
                    del service[dpname]
                    fileWrite(f"bustle_files/{tempname+'s'}/{tempname}",service)
                    print("Provider Deleted!\n")
                else:
                    print("Incorrect password. Provider deleletion failed")
                time.sleep(3)
                clear()
            else:
                print("Provider doesn't exist! Provider deleletion failed")
                time.sleep(3)
                clear()
    elif mastchoice1=='3': #option to manage vouchers
        vfile=fileRead("bustle_files/vouchers")
        vchoice=input("What would you like to do?\n1)Add Voucher\n2)Delete voucher\n")
        if vchoice=='1':
            while True:
                try:
                    vcode,vdesc,vscore=input("Enter Voucher Code/Voucher Description/Cost\n").split('/')
                    vcalc=input("Enter the mathematical expression on \"price\"\n")
                    break
                except:
                    print("Invalid Input! Reinitializing page")
                    time.sleep(3)
                    clear()
            for user in fileRead("bustle_files/UserAcc"):
                if user in vfile: #appends voucher information for the selected user
                    vfile[user][0].append(vcode)#list of all voucher codes
                    vfile[user][1].append(vdesc)#list of all voucher descriptions
                    vfile[user][2].append(vscore)#list of all costs
                    vfile[user][3].append(0)#quantity of vouchers present
                    vfile.update({user:vfile[user]}) #updates voucher file with user voucher data
            vfile["admine"][4].append(vcalc)#list of all the mathematical operations for vouchers
            fileWrite("bustle_files/vouchers",vfile) #writes all updates into the voucher file
            clear()
            print("Voucher Added!")
            time.sleep(3)
            admin() #navigates to admin after running successfully
        elif vchoice=='2':
            vfile=fileRead("bustle_files/vouchers")
            while True:
                if len(vfile["admine"][0])!=0:
                    print("Which voucher would you like to delete?")
                    print(vfile["admine"][0]) #prints voucher codes
                    vcode=input()
                    if vcode in vfile["admine"][0]:
                        i=vfile["admine"][0].index(vcode)
                        for user in vfile: #deletes all voucher related information for a given voucher code
                            del vfile[user][0][i]
                            del vfile[user][1][i]
                            del vfile[user][2][i]
                            del vfile[user][3][i]
                            vfile.update({user:vfile[user]})
                            fileWrite("bustle_files/vouchers",vfile)
                        clear()
                        print("Voucher Deleted!")
                        time.sleep(3)
                        admin()
                    else:
                        print("Invalid input! Reinitializing page...")
                        time.sleep(2)
                        clear()
                        continue
                else:
                    print("No vouchers found!")
                    time.sleep(3)
                    clear()
                    admin()
        elif vchoice=='c':
            clear()
            admin()
        else:
            print("Invalid Input!")
            time.sleep(3)
            clear()
            admin()
    elif mastchoice1=='4':
        mchoice=input("What would you like to do?\n1)Enable/Disable user\n2)Delete a user\n")
        accounts = fileRead("bustle_files/UserAcc")
        if mchoice=='1':
            print("Which account do you wish to manage?")
            for key in accounts: #As accounts is stored as a dictionary we must refer to its keys, where keys are user id
                if key != "admine":
                    print(key)  
            edchoice = input()
            if edchoice in accounts and edchoice[-1] == 'e': #checks if a user exists and is enabled before disabling their account
                print(f"Do you wish to disable {edchoice}(y/n)?")
                yncheck = input()
                if yncheck == 'y':
                    accounts[edchoice[0:-1]+'d'] = accounts[edchoice]
                    del accounts[edchoice]
            elif edchoice in accounts and edchoice[-1] == 'd':  #checks if a user exists and is disabled before enabling their account
                print(f"Do you wish to enable {edchoice}?(y/n)")
                yncheck = input()
                if yncheck == 'y':
                    accounts[edchoice[0:-1]+'e'] = accounts[edchoice]
                    del accounts[edchoice]
            else:
                print("Account doesnt exist! Try again!") #notifies the user if the selected account to disable does not exist
                time.sleep(3)
                admin()
            fileWrite("bustle_files/UserAcc",accounts)
        elif mchoice=='2':
            for key in accounts:
                if key != "admine":
                    print(key)  
            usnchoice=input("Which user would you like to delete\n")
            while True:
                if usnchoice in accounts: #As user id is key and usnchoice is a user id, this expression is valid
                    del accounts[usnchoice]
                    vfile=fileRead("bustle_files/vouchers")
                    del vfile[usnchoice]
                    fileWrite("bustle_files/UserAcc",accounts)
                    fileWrite("bustle_files/vouchers",vfile) #deletes user and writes the changes to the files
                    print("User deleted!")
                    time.sleep(2)
                    clear()
                    admin()
                elif usnchoice=='c':
                    clear()
                    break
                else:
                    print("Invalid Input! Reinitializing...")
                    clear()
        elif mchoice=='c':
            clear()
            admin()
        else:
            print("Invalid Input! Reinitializing...")
            clear()
            admin()
    elif mastchoice1=='5':
        logout()
    else:
        print("Invalid Input! Reinitializing page...")
        time.sleep(3)
        admin()


def games():#Function to display and launch games
    global user
    accounts=fileRead("bustle_files/UserAcc")
    print("Which game would you like to play?\n")
    gchoice=input("1)Snake!\n2)Bustle Tetris\n3)Impossible Tic-Tac-Toe!\n4)Sudoku\n5)Trivia!\n6)Guess the number\n7)Points Distribution\n8)Rock Paper Scissor\n9)Back\n")
    if gchoice =='1':
        exec(open("game_files/snake.py").read()) #exec() function is used for dynamically executing Python programs read as strings or object code
        with open("tempscore","r") as file:
            score=int(file.read())  #score for game is stored in the store variable which allows to delete the temporary file used to store the score
        os.remove("tempscore")
        if score>10:
            accounts[user+'e'][1]+=int((score-10)/2)
        fileWrite("bustle_files/UserAcc",accounts)
        time.sleep(2)
    elif gchoice =='2':
        exec(open("game_files/TETRIS_FINAL.py").read())
        clear()
        with open("tempscore","r") as file:
            score=int(file.read())
        os.remove("tempscore")
        score=score/10
        accounts[user+'e'][1]+=int(score)
        fileWrite("bustle_files/UserAcc",accounts)
        print(f"Your Final Score was: {score}")
        time.sleep(2)
    elif gchoice =='3':
        exec(open("game_files/tictactoe/TictacToe.py").read())
    elif gchoice=='4':
        exec(open("game_files/sudoku/GUI.py").read())
        with open("tempscore","r") as file:
            if not file.read() == "None":
                score=int(file.read())
            else:
                score=0
        os.remove("tempscore")
        accounts[user+'e'][1]+=int(score) #increments the users total score
        fileWrite("bustle_files/UserAcc",accounts) #writes the score to the users file
        print(f"Your Final Score was: {score}") #prints final score using format string
        time.sleep(2)
    elif gchoice=='5':
        exec(open("game_files/trivia/BUSTLEQUIZ.py").read())
        clear()
        with open("tempscore","r") as file:
            score=int(file.read())
        os.remove("tempscore")
        accounts[user+'e'][1]+=int(score)
        fileWrite("bustle_files/UserAcc",accounts)
        print(f"Your Final Score was: {score}")
        time.sleep(2)
    elif gchoice=='6':
        exec(open('game_files/Guess_The_Number.py').read())
        time.sleep(2)
    elif gchoice=='7':
        clear()
        data =list(zip(["Snake!","Bustle Tetris","Impossible Tic-Tac-Toe!","Sudoku","Trivia!"],["0.5 Bustle Points for every Game point after 10","1 Bustle point for every row cleared","100 Bustle points for winning against computer","10 Bustle points for clearing boaard","1 Bustle point for every correct answer"]))
        print(tabulate(data, headers=["Game","Points Awarded"], tablefmt = "fancy_grid"))
        input("\nPress any key to go back")
    elif gchoice =='8':
        exec(open("game_files/rps.py").read())
        with open("tempscore","r") as file:
            score=int(file.read())
        os.remove("tempscore")
        if score>10:
            accounts[user+'e'][1]+=int((score-10)/2)
        fileWrite("bustle_files/UserAcc",accounts)
        time.sleep(2)
    elif gchoice=='9':
        home()
    else:
        print("Invalid Input. Reinitializing page...")
        time.sleep(2)
        clear()
        games()
    home()


def login(): #Checks and logs in user
    clear()
    n=5
    accounts=fileRead("bustle_files/UserAcc")
    bool=True
    for key in accounts:
        if key[-1]=='e':
            print(key[0:-1])
        elif key[-1]=='d':
            print(key[0:-1],"(disabled)") #notifies a user if the accoutn they are trying to log into is disabled. disabled accoutns are denoted with a 'd' at the end and enabled accounts are denoted with 'e'
    usnchoice=input("Select an account (Enter 'c' to go back)\n")
    for key in accounts:
        if key.startswith(usnchoice) and key[-1]=='e':
            usnchoice = usnchoice + key[-1]
            bool=True
        elif key.startswith(usnchoice) and key[-1]=='d':
            usnchoice = usnchoice + key[-1]
            bool=False
    if usnchoice=="admine":
        loginpass=stdiomask.getpass("Enter your password\n")
        if loginpass==accounts[usnchoice]:
            admin()
        else:
            if n!=0:
                print("Incorrect Password.\nTry again!\nYou have ",n," tries remaining:\n")
            else:
                print("Too many failed attempts. You will now be redirected to the login page")
                accounts[usnchoice[0:-1]+'d']=accounts[usnchoice]
                del accounts[usnchoice]
                fileWrite('bustle_files/UserAcc',accounts)
                return  False    #if login ttempt fails, the user is disabled
    elif usnchoice in accounts and bool==True:
        while n>=0:
            loginpass=stdiomask.getpass("Enter your password\n") #stdiomask gets password input from the stdin and masks each character with *
            if loginpass==accounts[usnchoice][0]:
                clear()
                global user 
                print("Welcome ",usnchoice[0:-1],"!\nLoading");time.sleep(0.5);clear()
                print("Welcome ",usnchoice[0:-1],"!\nLoading.");time.sleep(0.5);clear()
                print("Welcome ",usnchoice[0:-1],"!\nLoading..");time.sleep(0.5);clear()
                print("Welcome ",usnchoice[0:-1],"!\nLoading...");time.sleep(0.5);clear() #Creates a loading screen
                user = usnchoice[0:-1]
                home()
            elif loginpass=='F': #Forgot password option
                fpans=input(accounts[usnchoice][2]) #The answer to the security question needs to be submitted here
                if fpans== accounts[usnchoice][3]:
                    print("Enter New Password(Make sure to remember this one!)\nNote:You will be required to enter new Security credentials\n")
                    score=accounts[usnchoice][1]
                    setpass(usnchoice,score)
                    login()
            else:
                n=n-1   
                if n!=0:
                    print("Incorrect Password.\nForgot Password? Press F (to pay respects)\nTry again!\nYou have ",n," tries remaining:")
                else:
                    print("Too many failed attempts. You will now be redirected to the login page")
                    accounts[usnchoice[0:-1]+'d']=accounts[usnchoice]
                    del accounts[usnchoice]
                    fileWrite('bustle_files/UserAcc',accounts)
                    return  False   #if all login attempts are exhausted then, the account is disabled
    elif usnchoice in accounts and bool==False:
        print("This account is disabled. Kindly contact the admin to re-enable your account") #if there is an attempt to access a disabled account, it will print this
        return False
    elif usnchoice=='c':
        clear()
        menu()
    else:
        clear()
        print("This user doesn't exist!")
        time.sleep(3)
        login()


def home():#Home page
    clear()
    homechoice=input("What would you like to do today?\n1)Make a Booking\n2)Booking History\n3)Vouchers\n4)Games\n5)Settings\n6)Logout\n")
    if homechoice=='1':
        clear()
        load()
        Booking() #opens bookings page
    elif homechoice=='2':
        clear()
        load()
        BookingHist(None,None,None,None)
    elif homechoice=='3':
        clear()
        voucher() #opens voucher page
    elif homechoice=='4':
        clear()
        games() #opens games page
    elif homechoice=='5':
        clear()
        settings() #opens settings page
    elif homechoice=='6':
        logout() #logs out a user
    else:
        print("Invalid Input")
        time.sleep(2)
        home() #if the input is invalid, the user will be returned to the home screen


def menu():#Starting page of the program
    try: 
        fileRead("bustle_files/UserAcc")
        fileRead("bustle_files/vouchers")
    except:
        fileWrite("bustle_files/UserAcc",{'admine':'mpass'})
        fileWrite("bustle_files/vouchers",{"admine":[[],[],[],[],[]]})
    while True:
        loginno=input("Welcome to Bustle!\n1.Login\n2.Register\n")
        if loginno=='1':
            login()
        elif loginno=='2':
            register()
            time.sleep(3)
            clear()
        elif loginno=='disp': #Dev Command
            accounts=fileRead('bustle_files/UserAcc')
            print(accounts) #displays all the accounts that are registered
        elif loginno=='fclr': #Dev Command
            os.remove("bustle_files/UserAcc")
            fileWrite("bustle_files/UserAcc",{'admine':'mpass'}) #clears all accounts apart from the admin account
        elif loginno=='m':#TEMPORARY
            admin()
        elif loginno=='vdisp':
            print(fileRead("bustle_files/vouchers")) #prints the contents of the vouchers file
        else:
            print("Invalid Input")
            time.sleep(3)
            clear()


def Booking(): #Bookings page
    bchoice = input("Which service would you like to book?\n1)Restaurant\n2)Hotel\n3)Cycle Repair\n4)Spa\n5)Back\n")
    if bchoice == '1':
        Restaurant()
    elif bchoice == '2':
        Hotel()
    elif bchoice == '3':
        Cycle_Repair()
    elif bchoice == '4':
        SPA()
    elif bchoice == '5':
        clear()
        home()
    else:
        print("Invalid Input!")
        time.sleep(3)
        clear()
        Booking()
def Restaurant(): #Choosing Restaurants
    from datetime import datetime
    try:
        fileRead("bustle_files/restaurants/restaurant")
    except:
        clear()
        print("Error 404: Page not found")
        time.sleep(3)
        Booking()
    name = "Restaurant"
    clear()
    slots = fileRead("bustle_files/restaurants/restaurant") #opens file with list of restaurants
    print("Which restaurant would you like to book a table in?")
    for key in slots: 
        print(key) #prints list of all the restaurants
    print("(Press 'c' to go back)")
    rchoice = input()
    if rchoice in slots: #checks if the chosen restaurant is in the list of existing ones.
        try: #try except block to handle any errors that may arise
            fileRead(f"bustle_files/restaurants/{rchoice}")
        except:
            fileWrite(f"bustle_files/restaurants/{rchoice}", {"10:00-12:00":[slots[rchoice][0],slots[rchoice][1]],"12:00-2:00":[slots[rchoice][0],slots[rchoice][1]],"2:00-4:00":[slots[rchoice][0],slots[rchoice][1]],"4:00-6:00":[slots[rchoice][0],slots[rchoice][1]],"6:00-8:00":[slots[rchoice][0],slots[rchoice][1]],"8:00-10:00":[slots[rchoice][0],slots[rchoice][1]]})
        booking = fileRead(f"bustle_files/restaurants/{rchoice}") #list of restaurants that a user has a booking in
        print("\nNo. of seats per table: 4")
        print(f"Price per table: {slots[rchoice][1]}")
        while True:
            print("\nWhich Time slot would you like to book?")
            i = 1
            for key in booking:
                print(f"{i}) {key}")
                i += 1
            print("(Press 'c' to go back)")
            tchoice = input()
            if tchoice == '1':
                tname = "10:00-12:00"
            elif tchoice == '2':
                tname = "12:00-2:00"
            elif tchoice == '3':
                tname = "2:00-4:00"
            elif tchoice == '4':
                tname = "4:00-6:00"
            elif tchoice == '5':
                tname = "6:00-8:00"
            elif tchoice == '6':
                tname = "8:00-10:00"
            elif tchoice == 'c':
                clear()
                Restaurant()
            else:
                print("Invalid Input!")
                tname = ""
            if tname in booking:
                avail = int(booking[tname][0])
                clear()
                print(f"No. of tables available in time slot {tname}: {avail}")
                nchoice = input("\nHow many persons would you like to book for?\n")
                if nchoice.isdigit():   
                    if int(nchoice) > 4 and int(nchoice)%4 != 0:
                        no = 1 + (int(nchoice)//4)
                    elif int(nchoice)%4 == 0:
                         no = int(nchoice)//4
                    else:
                            no = 1
                    if (avail - no) >= 0:
                        price = int(booking[tname][1])*no
                        print("No. of tables:",no)
                        print("Total price:",price)
                        ychoice = input("Would you like to proceed to checkout(y/n)?\n")
                        if ychoice == 'y':
                            clear()
                            load()
                            n=0
                            while True:
                                print("Restaurant name:",rchoice)
                                print("Time slot:",tname)
                                print("No of persons:",nchoice)
                                print("Total price:",price)
                                print(f"{n} vouchers applied!")
                                check=vouchdisc(price)
                                if check==-1:
                                    break
                                elif check==0:
                                    continue
                                else:
                                    price=check
                                    n+=1
                            pchoice = input("\nDo you wish to continue?(y/n)\n")
                            if pchoice == 'y':
                                if checkout():
                                    print("Payment successful")
                                    avail = avail - no
                                    booking.update({tname:[avail,booking[tname][1]]})
                                    fileWrite(f"bustle_files/restaurants/{rchoice}",booking)
                                    now = datetime.now()
                                    time.sleep(3)
                                    clear()
                                    BookingHist(rchoice,name,price,now)
                                else:
                                    print("Payment Failed!")
                                    Restaurant()
                            elif pchoice == 'n':
                                clear()
                            break
                        elif ychoice == 'n':
                            clear()
                    else:
                        print(f"\nSorry! {no} table(s) unavailable in time slot {tname}")
                        time.sleep(3)
                        clear()
                elif nchoice == 'c':
                    clear()
                else:
                    print("invalid input!")
                    time.sleep(3)
                    clear()
            else:
                print("Invalid time slot!")
                time.sleep(3)
                clear()
    elif rchoice == 'c':
        clear()
        Booking()
    else:
        print("Please give a valid restaurant name")
        time.sleep(3)
        clear()
        Restaurant()
def Hotel():#Funtion to book hotels
    from datetime import datetime
    try:
        fileRead("bustle_files/hotels/hotel")
    except:
        clear()
        print("Error 404: Page not found")
        time.sleep(3)
        Booking()
    name = 'Hotel'
    clear()
    slots = fileRead("bustle_files/hotels/hotel")
    print("Which hotel would you like to book a room in?")
    for key in slots:
        print(key)
    print("(Press 'c' to go back)")
    hchoice = input()
    if hchoice in slots:
        clear()
        try:
            fileRead(f"bustle_files/hotels/{hchoice}")
        except:
            fileWrite(f"bustle_files/hotels/{hchoice}",[slots[hchoice][0],slots[hchoice][1]])
        booking = fileRead(f"bustle_files/hotels/{hchoice}")
        while True:
            print("(Note: Check-in time: 10:00 am and Check-out time: 12:00 pm for all bookings)")
            print(f"Number of rooms available: {booking[0]}")
            print(f"Price per room: {booking[1]}")
            bchoice = input(f"Would you like to book in {hchoice}?(y/n): ")
            avail = int(booking[0])
            if bchoice == 'y':
                while True:
                    nchoice = input("How many rooms would you like to book?\n(Press 'c' to go back)\n")
                    if nchoice.isdigit():
                        if (avail-int(nchoice)) >= 0:
                            price = int(booking[1])*int(nchoice)
                            clear()
                            print(f"No. of rooms to be booked: {nchoice}")
                            print(f"Total price: {price}")
                            cchoice = input("\nDo you wish to proceed to checkout?(y/n)\n")
                            if cchoice == 'y':
                                clear()
                                load()
                                n=0
                                while True:
                                    print("Hotel name:",hchoice)
                                    print("No.of rooms to be booked:",nchoice)
                                    print("Total price:",price)
                                    print(f"{n} vouchers applied!")
                                    check=vouchdisc(price)
                                    if check==-1:
                                        break
                                    elif check==0:
                                        continue
                                    else:
                                        price=check
                                        n+=1
                                pchoice = input("\nDo you wish to continue?(y/n)\n")
                                if pchoice == 'y':
                                    if checkout():
                                        print("Payment successful")
                                        avail = avail - int(nchoice)
                                        booking[0] = str(avail)
                                        fileWrite(f"bustle_files/hotels/{hchoice}",booking)
                                        time.sleep(3)
                                        now = datetime.now()
                                        clear()
                                        BookingHist(hchoice,name,price,now)
                                    else:
                                        print("Payment Failed!")
                                        Hotel()
                                elif pchoice == 'n':
                                    clear()
                                    Hotel()
                            elif cchoice == 'n':
                                clear()
                                Hotel()
                        else:
                            print(f"\nSorry! {nchoice} room(s) unavailable")
                            time.sleep(3)
                            clear()
                    elif nchoice == 'c':
                        clear()
                        Hotel()
                    else:
                        print("Invalid input!")
                        time.sleep(3)
                        clear()
            elif bchoice == 'n':
                clear()
                Hotel()
            else:
                print("Invalid input!")
                time.sleep(3)
                clear()
    elif hchoice == 'c':
        clear()
        Booking()
    else:
        print("\nPlease give a valid hotel name!")
        time.sleep(3)
        Hotel()
def SPA(): #Function for SPA bookings
    from datetime import datetime
    try:
        fileRead("bustle_files/spas/spa")
    except:
        clear()
        print("Error 404: Page not found")
        time.sleep(3)
        Booking()
    name = 'SPA'
    hist = ''
    clear()
    services = []
    slots = fileRead("bustle_files/spas/spa")
    for key in slots:
        if slots[key][1] not in services:
            services.append(slots[key][1])
    while True:
        print("Which SPA service would you like to book")
        for service in services:
            print(service)
        print("(Press 'c' to go back)")
        schoice = input()
        if schoice in services:
            while True:
                flag = 0
                print("\nList of providers:")
                for key in slots:
                    if slots[key][1] == schoice and key.endswith('a'):
                        print(f"Name: {key[:-1]}, Experience: {slots[key][0]}, Availability = Available")
                    elif slots[key][1] == schoice and key.endswith('b'):
                        print(f"Name: {key[:-1]}, Experience: {slots[key][0]}, Availability = Booked")
                pchoice = input("\nWhich provider would you like to book (Press 'c' to go back)?\n").strip()
                if pchoice == 'c':
                    clear()
                    SPA()
                else:
                    for key in slots:
                        if key[:-1] == pchoice:
                            if key.endswith('a'):
                                avail = True
                                flag = 0
                            elif key.endswith('b'):
                                avail = False
                                flag = 0
                            break
                        else:
                            flag += 1 
                    if flag == 0 and avail == True:
                        while True:
                            try:
                                th,tm = input("Enter time at which you wish for the provider to arrive(hh/mm):\n").split(":")
                            except:
                                print("Invalid time entry!(hh:mm)")
                                time.sleep(3)
                                clear()
                                continue
                            if th.isdigit() and tm.isdigit() and int(th) <= 23 and int(tm) <=59 and int(th) >= 0 and int(tm) >= 0:
                                price = slots[pchoice+'a'][2]
                                clear()
                                print(f"Type of service: {schoice}")
                                print(f"Name of provider: {pchoice}")
                                print(f"Timing: {th}:{tm}")
                                print(f"Price: {price}")
                                ychoice = input("\nDo you wish to proceed to checkout?(y/n):\n")
                                if ychoice == 'y':
                                    clear()
                                    load()
                                    n=0
                                    while True:
                                        print("Type of service:",schoice)
                                        print("Provider name:",pchoice)
                                        print("Total price:",price)
                                        print(f"{n} vouchers applied!")
                                        check=vouchdisc(price)
                                        if check==-1:
                                            break
                                        elif check==0:
                                            continue
                                        else:
                                            price=check
                                            n+=1
                                    cchoice = input("\nDo you wish to continue?(y/n)\n")
                                    if cchoice == 'y':
                                        if checkout():
                                            print("Payment successful")
                                            hist = schoice + "-" + pchoice
                                            slots[pchoice +'b'] = slots[pchoice +'a']
                                            del slots[pchoice + 'a']
                                            fileWrite("bustle_files/spas/spa",slots)
                                            time.sleep(3)
                                            now = datetime.now()
                                            clear()
                                            BookingHist(name,hist,price,now)
                                        else:
                                            print("Payment Failed!")
                                            SPA()
                                    elif cchoice == 'n':
                                        clear()
                                        SPA()
                                if ychoice == 'n':
                                    clear()
                                    SPA()
                            else:
                                print("Invalid time entry!(hh:mm)")
                                time.sleep(3)
                                clear()
                                continue
                    elif flag == 0 and avail == False:
                        print("Provider Unavailable!")
                        time.sleep(3)
                        clear()
                        SPA()
                    else:
                        print("Provider input invalid!")
                        time.sleep(3)
                        clear()
                        continue
        elif schoice == 'c':
            clear()
            Booking()
        else:
            print("Invalid input!")
            time.sleep(3)
            clear()


def Cycle_Repair():
    from datetime import datetime
    try:
        fileRead("bustle_files/cycles/cycle")
    except:
        clear()
        print("Error 404: Page not found")
        time.sleep(3)
        Booking()
    name = 'Cycle Repair'
    clear()
    slots = fileRead("bustle_files/cycles/cycle")
    while True:
        print("List of providers:")
        for key in slots:
            if key.endswith('a'):
                print(f"Name:{key[:-1]}, Experience:{slots[key][0]}, Availability: Available")
            else:
                print(f"Name:{key[:-1]}, Experience:{slots[key][0]}, Availability: Booked")
        pchoice = input("\nWhich provider would you like to book (Press 'c' to go back)?\n").strip()
        flag = 0
        if pchoice == 'c':
            clear()
            Booking()
        else:
            for key in slots:
                if key[:-1] == pchoice:
                    if key.endswith('a'):
                        avail = True
                        flag = 0
                    elif key.endswith('b'):
                        avail = False
                        flag = 0
                    break
                else:
                    flag += 1 
            if flag == 0 and avail == True:
                while True:
                    try:
                        th,tm = input("Enter time at which you wish for the provider to arrive(hh/mm):\n").split(":")
                    except:
                        print("Invalid time entry!(hh:mm)")
                        time.sleep(3)
                        clear()
                        continue
                    if th.isdigit() and tm.isdigit() and int(th) <= 23 and int(tm) <= 59 and int(th) >= 0 and int(tm) >= 0:
                        price = slots[pchoice+'a'][2]
                        clear()
                        print(f"Type of service: Bicycle Repair")
                        print(f"Name of provider: {pchoice}")
                        print(f"Timing: {th}:{tm}")
                        print(f"Price: {price}")
                        ychoice = input("\nDo you wish to proceed to checkout?(y/n):\n")
                        if ychoice == 'y':
                            clear()
                            load()
                            n=0
                            while True:
                                print("Type of service: Bicycle Repair")
                                print("Provider name:",pchoice)
                                print("Total price:",price)
                                print(f"{n} vouchers applied!")
                                check=vouchdisc(price)
                                if check==-1:
                                    break
                                elif check==0:
                                    continue
                                else:
                                    price=check
                                    n+=1
                            cchoice = input("\nDo you wish to continue?(y/n)\n")
                            if cchoice == 'y':
                                if checkout():
                                    print("Payment successful")
                                    slots[pchoice +'b'] = slots[pchoice +'a']
                                    del slots[pchoice + 'a']
                                    fileWrite("bustle_files/cycles/cycle",slots)
                                    time.sleep(3)
                                    now = datetime.now()
                                    clear()
                                    BookingHist(name,pchoice,price,now)
                                else:
                                    print("Payment Failed!")
                                    Cycle_Repair()
                            elif cchoice == 'n':
                                clear()
                                Cycle_Repair()
                        if ychoice == 'n':
                            clear()
                            Cycle_Repair()
                    else:
                        print("Invalid time entry!(hh:mm)")
                        time.sleep(3)
                        clear()
                        continue
            elif flag == 0 and avail == False:
                print("Provider Unavailable!")
                time.sleep(3)
                clear()
                Cycle_Repair()
            else:
                print("Provider input invalid!")
                time.sleep(3)
                clear()
                continue


def checkout(): #Checkout page
    clear()
    load()
    while True:
        #pdb.set_trace()
        pchoice = input("How would you like to make your payment?:\n1.Debit card\n2.Credit card\n3. UPI\n4.Back\n")
        if pchoice == '1':
            while True:
                cardchoice=input("Which card would you like to use?\n1)Mastercard\n2)Visa\n3)Back\n")
                if cardchoice != '3':
                    clear()
                    dcn = input("Enter Debit Card number:")
                    if CardVerify(dcn,pchoice,cardchoice):
                        dcna = input("Enter Name of card holder:").strip()
                        if dcna.replace(' ','').isalpha(): 
                            try: 
                                expm,expy = input("Enter card expiry date(MM/YY):").split("/")
                            except:
                                print("Enter Expiry date in the form MM/YY")
                                time.sleep(3)
                                clear()
                                continue 
                            if expm.isdigit() and expy.isdigit():
                                cvv = input("Enter cvv:").strip()
                                if cvv.isdigit() and len(cvv) == 3:
                                    return True
                                else:
                                    print("Enter a valid cvv!")
                                    time.sleep(3)
                                    clear() 
                            else:
                                print("Enter valid exp date!")
                                time.sleep(3)
                                clear()
                        else:
                            print("Enter valid Debit card holder name!")
                            time.sleep(3)
                            clear()
                    else:
                        print("Invalid Debit Card number!")
                        time.sleep(3)
                        clear()
                else:
                    clear()
                    checkout()
        elif pchoice == '2':
            while True:
                cardchoice=input("Which card would you like to use?\n1)Mastercard\n2)Visa\n3)Back\n")
                if cardchoice != '3':
                    clear()
                    ccn = input("Enter Credit Card number:")
                    if CardVerify(ccn,pchoice,cardchoice):
                        ccna = input("Enter Name of card holder:")
                        if ccna.replace(' ','').isalpha():
                            try:
                                expm,expy = input("Enter card expiry date:").split("/")
                            except:
                                print("Enter Expiry date in the form MM/YY!")
                                time.sleep(3)
                                clear()
                                continue
                            if expm.isdigit() and expy.isdigit():
                                cvv = input("Enter cvv:")
                                if cvv.isdigit() and len(cvv) == 3:
                                    return True
                                else:
                                    print("Enter a valid cvv!")
                                    time.sleep(3)
                                    clear()
                            else:
                                print("Enter valid exp date!")
                                time.sleep(3)
                                clear()
                        else:
                            print("Enter valid Debit card holder name!")
                            time.sleep(3)
                            clear()
                    else:
                        print("Invalid Credit Card number!")
                        time.sleep(3)
                        clear()
                else:
                    clear()
                    checkout()
        #uses pyqrcode to generate a QR code for a given UPI id nad saves it as a png file            
        elif pchoice=="3":
            sample_upi = "myupiid12345@icici" #sample upi id
            upi_qr = pyqrcode.create(sample_upi)
            upi_qr.png("upi_payment.png", scale=8)
        
        elif pchoice == '4':
            clear()
            print("You have chosen to pay through UPI option")
            print("Below is the QR code which you should scan using the UPI app of your choice")
            s = "The link to the UPI payment"
            url = pyqrcode.create(s)
            url.png("payment.png", scale = 3)
            img = Image.open('payment.png')
            img.show()
            print("You have 50 seconds to scan this QR code for security purpouses")
            time.sleep(5)
            checkout()
        elif pchoice == '4':
            clear()
            load()
            Booking()
        else:
            print("Invalid Input!")
            time.sleep(3)
            clear()
def BookingHist(name, service, price, time1):#Funtion to display the Bookings History page
    global user
    a = {}
    try:
        fileRead("bustle_files/bookings")
    except:
        fileWrite("bustle_files/bookings", a)
    hist = fileRead("bustle_files/bookings") 
    if user not in hist.keys():
        hist[user] = ([],[],[],[])
    x = hist[user][1]
    y = hist[user][0]
    p = hist[user][2]
    z = hist[user][3]
    if name != None and service != None and price != None and time1 != None:
        x.append(name)
        y.append(service)
        p.append(price)
        z.append(time1)
        hist.update({user:(y,x,p,z)})
    fileWrite("bustle_files/bookings",hist)
    print("\t\t\tBooking history")
    print(f"\nUser:{user}\n")
    order = list(zip(x,y,p,z))
    l = ["Service","Name","Amount paid","Time of booking"]
    order.insert(0,l)
    print(tabulate(order, headers = "firstrow", tablefmt = "fancy_grid", showindex = range(1,len(order))))
    bchoice = input("\n(Press 'c' to go back)\n")
    if bchoice == 'c':
        home()
    else:
        print("Invalid input!")
        time.sleep(3)
        clear()
        BookingHist(None,None,None,None)
menu()#Starts Execution here