import os
import time
import math
import pyfiglet

# clear the screen
def clearScreen():
    if os.name == 'nt':
        os.system('cls')
    else:
        os.system('clear')


def updateStock(remainingEggs):
    # open the file in read and write mode
    stockUpdated = False
    with open("Chk_Pjt.txt", "r+") as Chk_Pjt:
        lines = Chk_Pjt.readlines()
        for line in reversed(lines):
            if line.startswith('Number of eggs stock is :'):
                number = float(line.split(":")[1].strip())
                new_number = number + remainingEggs
                line = f'Number of eggs stock is :{new_number}\n'
                l = str(line)
                Chk_Pjt.write(l)
                stockUpdated = True
                continue

    if not stockUpdated:
        with open("Chk_Pjt.txt", "a") as Chk_Pjt:
            Chk_Pjt.write(f'Number of eggs stock is :{remainingEggs}\n')
            Chk_Pjt.write('<<--------------------------------------------------->>\n')




name = pyfiglet.figlet_format('Chicken Project')
print(name)

Chk_Pjt=open('Chk_Pjt.txt','a')
login = input('Enter your text : ')
if login == 'log-info':

      Chk_Pjt.write('>> '+ str(time.ctime()))

      eggsCount = int(input('>>Enter Number of eggs Product :'))
      soldEggsCount = int(input('>>Enter Number of eggs sold :'))
      remainingEggs = eggsCount - soldEggsCount

      eggPrince = float(input('>>Enter egg unit price (dh) :'))

      eggsTotalPrice = eggPrince * eggsCount


      lostAmount = float(input('>>How much lost money of production that eggs :'))

      netProfit = eggsTotalPrice - lostAmount

      Chk_Pjt.write(f'\n\tNumber of eggs Product is : {str(eggsCount)}\n')

      Chk_Pjt.write(f'\tNumber of eggs sold is : {str(soldEggsCount)}\n')

      Chk_Pjt.write(f'\tone eggs price is : {str(eggPrince)} DH\n')

      Chk_Pjt.write(f'\tThe price of all eggs is : {str(eggsTotalPrice)} DH\n')

      Chk_Pjt.write(f'\tlost money of production that eggs is : {str(lostAmount)} DH\n')
      Chk_Pjt.write('\t-------------------------\n')

      Chk_Pjt.write(f'\tYour profits is : {str(netProfit)} DH\n')
      Chk_Pjt.write('\t-------------------------\n')

      Chk_Pjt.write('<<--------------------------------------------------->>\n')
      Chk_Pjt.close()

      # update the stock
      updateStock(remainingEggs)


      if netProfit<0:
          clearScreen()
          print (pyfiglet.figlet_format('00000'))

      elif netProfit>0:
          clearScreen()
          print (pyfiglet.figlet_format('1111'))

      elif netProfit==0:
          clearScreen()
          print (pyfiglet.figlet_format('----------'))

elif login=='info-file':
      Chk_Pjt = open('file_chk-pjt','r')
      text = Chk_Pjt.read()

      Chk_Pjt.close()
      print (repr(text))