print("**Welcome**")
t="y"
while t=='y':
    print("Enter the number of opertion you want")
    print("1-Write on the file")
    print("2-Read from the file")
    print("3-search on the file")
    print("4-update on the file")
    print("5-Delete from the file")
    s = int(input("Enter the number of operation you want to do "))
    match s:
        case 1:
            c="y"
            with open('carpy.txt', 'w') as file:
                while c == 'y':
                    id = input('Enter ID: ')
                    name = input('Enter Name: ')
                    model = input('Enter Model: ')
                    ownerofcar = input('Enter the owner of car: ')
                    file.write(id + '\t' + name + '\t' + model + '\t' + ownerofcar + '\n')
                    print('File saved successfully')
                    c = input("Enter another record? (y/n)")
            t = input("Do you want to do anothe opertion (y/n):")
        case 2:
            with open('carpy.txt', 'r') as file:
                print('ID\tName\tModel\tOwnerofcar')
                print('----------------------------------------')
                for line in file:
                    print(line, end='\n')
            t = input("Do you want to do anothe opertion (y/n):")
        case 3:
            id = int(input('Enter the id to search for: '))
            with open('carpy.txt', 'r') as file:
                found = False
                for line in file:
                    fields = line.split('\t')
                    if fields[0] == id:
                        found = True
                        print('ID\tName\tModel\tOwnerofcar')
                        print('----------------------------------------')
                        print(line)
                if not found:
                    print('car not found')
            t = input("Do you want to do anothe opertion (y/n):")
        case 5:
            import os
            id = input('Enter the id of car you want to delete: ')
            file = open('carpy.txt','r')
            tempfile = open('tempcarpy.txt', 'w')
            flag = False
            for line in file:
                fields = line.split("\t")
                if fields[0] == id:
                    flag = True
                else:
                    tempfile.write(line)
            file.close()
            tempfile.close()
            os.remove('carpy.txt')
            os.rename('tempcarpy.txt', 'carpy.txt')
            if flag:
                print("record successfuly deleted")
            else:
                print("No student are matched ")
            t = input("Do you want to do anothe opertion (y/n):")
        case 4:
            import os
            id = input('Enter the id of car you want to delete: ')
            file = open('carpy.txt', 'r')
            tempfile = open('tempcarpy.txt', 'w')
            flag = False
            for line in file:
                fields = line.split("\t")
                if fields[0] == id:
                    flag = True
                    name = input("Enter The new car name ")
                    model =input("Enter The new car model ")
                    ownerofcar = input("Enter The new owner name ")
                    line = fields[0] + '\t' + name + '\t' + model + '\t' + ownerofcar +'\n'
                tempfile.write(line)
            file.close()
            tempfile.close()
            os.remove('carpy.txt')
            os.rename('tempcarpy.txt', 'carpy.txt')
            if flag:
                print("record successfuly updated")
            else:
                print("No student are matched ")
            t = input("Do you want to do anothe opertion (y/n):")
print("**THE END**")