class_linked

from class_node import*
from main import*
import os,sys
import datetime
import random
import time

# ------------------------------------------
# NAMA  : Muhammad Kharirrushofa
# NIM   : A11.2019.11823
# ------------------------------------------

class linked(object):
    """docstring for linked"""
    def __init__(self, head=None,tail=None):
        self.head=head
        self.tail=tail

    def regbuku(self,data):
        newbook=class_node.node(data)
        if(self.head is None):
            self.head=newbook
            self.tail=newbook
        else:
            self.tail.next_node=newbook
            self.tail=newbook

    def delbuku(self,posisi):
        if self.head==None:
            return
        temp=self.head
        if posisi==0:
            self.head=temp.next_node
            temp=None
            return
        for i in range(posisi -1):
            temp=temp.next_node
            if temp is None:
                break

        if temp is None:
            return
        if temp.next_node is None:
            return

        next_node=temp.next_node.next_node
        temp.next_node=None
        temp.next_node=next_node

    def menu(self):
        os.system('cls')
        print("---------------------------------FORM REGISTER BOOK APPLICATION---------------------------------")
        print("==================================================================")
        print("\t Menu : ")
        print(" 1. Registrasi Buku Baru")
        print(" 2. Hapus Data Buku")
        print(" 3. Report Modul Data Buku")
        print(" 4. EXIT")
        print("==================================================================")
        print("------------------------------------------------------------------------------------------------")

        menu1=int(input("Masukan Nomor pada pilihan menu : "))
        if menu1==1:
            while True:
                os.system('cls')
                print("---------------------------------REGISTER NEW BOOK---------------------------------")
                print("0. Back to Main Menu")
                print("")
                judul=str(input("Masukan Judul Buku: "))
                if judul=="0":
                    self.menu()
                else:
                    self.regbuku(judul)
                digit=random.randint(0,999999)
                print("Kode Registrasi: ",digit)
                print("\n")
        elif menu1==2:
            os.system('cls')
            print("---------------------------------DELETE DATA BUKU---------------------------------")
            print("------------------------------------------------------------------------------")
            print("| KODE REGISTRASI |      | \tNAMA BUKU\t |       | TANGGAL INPUT |")
            print("| \t {} \t  | \t \t| \t {}\t  \t |\t \t| \t {}\t|")
            # self.result()
            print("------------------------------------------------------------------------------")
            print("------------------------------------------------------------------------------")
            print("0. Back to Main Menu")
            print("")

            hapus=str(input("Masukan Code Registrasi buku yang akan dihapus: "))
            if judul=="0":
                self.menu()
            else:
                self.hapusBuku(hapus)
                self.showData()
        elif menu1==3:
            os.system('cls')
            x=datetime.datetime.now()
            print("---------------------------------DETAIL REPORT MODUL DATA BUKU---------------------------------")
            print("")
            print("-----------------------------------------------------------------------------------------")
            print("| KODE REGISTRASI |      | \tNAMA BUKU\t |       | TANGGAL INPUT |")
            self.showData()
            print("-----------------------------------------------------------------------------------------")
            print("-----------------------------------------------------------------------------------------------")
            back=int(input("Tekan 0 untuk kembali ke Main Menu = "))
            if back=="0":
                self.menu()
            else:
                print("Perintah Salah")
                #print(ct) #countdown
                self.menu()
        elif menu1==4:
            os.system('cls')

        else:
            print("Salah Input")
            self.menu()

    def showData(self):
        x=datetime.datetime.now()
        CNode=self.head
        if(self.head is None):
            print("Data Not Exist")
        else:
            while CNode is not None:
                print("| \t {} \t  | \t \t| \t {}\t  \t |\t \t| \t test\t|",CNode.data,CNode.data,)
                # print(CNode.data,'\n')
                CNode=CNode.next_node