Phone Book Project.txt

print()
print("*******************************************************************************")
print("*  Abrar ul Hassan        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~         Muzammil      *")
print("<-------------------------- WELCOME TO BUGA PHONEBOOK ------------------------>")
print("*  10970                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~         --------      *")
print("*******************************************************************************")

class Phone:
    def __init__(self, PhoneData=None, next=None):
        self.data = PhoneData
        self.next = next

class PhoneBook:
    def __init__(self):
        self.head = None

    def search_Phone_Data(self, Phone_Data):
        if self.head is None:
            print("--No Phone Book Data is Available--")
            return
        n = self.head
        while n is not None:
            if n.data == Phone_Data:
                print(str(Phone_Data)+" is Available in Phone Book")
                return True
            n = n.next
        print(" Sorry! Phone Data "+str(Phone_Data)+" is Not Available ")
        return False

    def Update_Phone_Data(self,old_Phone_Data,New_Phone_Data):
        if self.head is None:
            print("Sorry Books are Not Available")
            return
        if old_Phone_Data == New_Phone_Data:
            print("Already! This Book iS Available ")
            return
        replace=self.head
        while replace is not None:
            if replace.data == old_Phone_Data:
                replace.data = New_Phone_Data
                print(str(replace.data)+" Updated Successfully ! THANK YOU ")
                return
            replace=replace.next
        print("Books is Not Available")

    def Phone_Data_Insert(self, Phone_Data):
        newData = Phone(Phone_Data)
        if (self.head):
            current = self.head
            while (current.next):
                current = current.next
            current.next = newData
        else:
            self.head =  newData

    def Display_Phone_Book(self):
        current = self.head
        while (current):
            print(current.data)
            current = current.next

Name=input("Hello : Welcome To Buga PhoneBook---What's Your Name : ")
userName=input("Mr "+str(Name)+" Please Provide User Name : ")
passwrad=input("Mr "+str(Name)+" Please Provide User Password : ")
if ((userName == "Abrar" or userName == "Abrar ul Hassan" or userName == "Muzammil" or userName == "muzammil Ansari") and passwrad
    =="abrar36987" or userName == "Muzammil1234"):
    print()
    print("---Login SuccessFull---")
    print()
    LL = PhoneBook()
    print("<---------------------------------->")
    LL.Phone_Data_Insert("Abrar ul Hassan")
    LL.Phone_Data_Insert("03032033694")
    LL.Phone_Data_Insert("Abrarulhassan@gmail.com")
    LL.Phone_Data_Insert("Khalid Hussain")
    LL.Phone_Data_Insert("03026798776")
    LL.Phone_Data_Insert("KhalidHussian@gmail.com")
    LL.Display_Phone_Book()
    print("<---------------------------------->")
    print()
    while True:
        print(" 1.Add Books ")
        print(" 2.Visit the Whole Books ")
        print(" 3.Update the Book ")
        print(" 4.Search Book ")
        choice = int(input("Enter your Choice Number : "))
        if choice not in [1, 2, 3, 4]:
            print("Please Enter the valid Option")
            continue
        else:
            choice = int(choice)

        if choice == 1:
            name = input("Mr " + str(Name) + "--> Please Insert Name : ")
            number = input("Mr * " + str(Name) + "--> Please Insert Phone Number : ")
            email = input("Mr * " + str(Name) + "--> Please Insert Email : ")
            LL.Phone_Data_Insert(name)
            LL.Phone_Data_Insert(number)
            LL.Phone_Data_Insert(email)
            print("Name : "+str(name)+"\nPhone Number : "+str(number)+"\nEmail : "+str(email))
            print("<----Stored In Phone Book Successfully---->")
            print("<----------------Thank You---------------->")

        elif choice == 2:
            print("----------  DISPLAYING PHONE BOOK  ----------")
            LL.Display_Phone_Book()

        elif choice == 3:
            oldbook = input("Mr "+str(Name)+"-->Please Insert OLD : Name or Phone Number or Email : ")
            newbook = input("Mr "+str(Name)+"-->Please Insert New : Name or Phone Number or Email : ")
            LL.Update_Phone_Data(oldbook, newbook)

        elif choice == 4:
            find = input("Mr "+str(Name)+" Please Insert the Name or Phone Number or Email For searching  : ")
            LL.search_Phone_Data(find)
        else:
            print("----Not A valid option----")

        print("\npress Q TO Exit the Program and C for to Continue.....")
        choice2 = " "
        while choice2 != "C" and choice2 != "Q":
            choice2 = input()
            if choice2 == "Q":
                print("-----THANKS FOR VISITED BUGA PHONE BOOK------")
                exit()
            elif choice2 == "C":
                continue
else:
    print("<---- Incorrect Password or UserNAME ---->")