196 lines
6.8 KiB
Python
196 lines
6.8 KiB
Python
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# Getränke und Snackautomat
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# Uses database to store the products and the amount of money
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# Imports
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import sqlite3
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import os
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import sys
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import time
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import datetime
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# Make a new database
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conn = sqlite3.connect('Getränkeautomat.db')
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c = conn.cursor()
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# Create a table for the products
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c.execute("CREATE TABLE IF NOT EXISTS products (id INTEGER PRIMARY KEY, name TEXT, price REAL)")
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# Make an admin mode to add new products and change the price and add an id
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def admin_mode():
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weiter_admin=True
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while (weiter_admin==True):
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# Print the admin menu
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print("1. Add Product")
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print("2. Change Price")
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print("3. Delete Product")
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# Ask for the user input
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admin_input=input("Please choose an option: ")
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# Check if the input is a number
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try:
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admin_input=int(admin_input)
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except ValueError:
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print("Please enter a number")
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continue
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# Check if the input is in the range of the admin menu
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if (admin_input<1 or admin_input>4):
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print("Please enter a number between 1 and 4")
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continue
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# Add a new product
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# Ask for the product name
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# Ask for the product price
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# Ask for the product id
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# Add the product to the database
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if (admin_input==1):
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product_name=input("Please enter the product name: ")
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product_price=input("Please enter the product price: ")
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product_id=input("Please enter the product id: ")
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c.execute("INSERT INTO products (name, price, id) VALUES (?, ?, ?)", (product_name, float(product_price), int(product_id)))
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conn.commit()
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print("Product added")
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continue
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# Change the price of a product
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# Ask for the product id
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# Ask for the new price
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# Change the price in the database
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# Print the old price and the new price
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if (admin_input==2):
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product_id=input("Please enter the product id: ")
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new_price=input("Please enter the new price: ")
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c.execute("UPDATE products SET price=? WHERE id=?", (float(new_price), int(product_id)))
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conn.commit()
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print("Old price: " + str(c.execute("SELECT price FROM products WHERE id=?", (int(product_id),)).fetchone()[0]))
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print("New price: " + str(new_price))
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continue
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# Delete a product
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# Ask for the product id
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# Delete the product from the database
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if (admin_input==3):
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product_id=input("Please enter the product id: ")
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c.execute("DELETE FROM products WHERE id=?", (int(product_id),))
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conn.commit()
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print("Product deleted")
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continue
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# Ask if the user wants to continue in the admin mode
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if (admin_input==4):
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weiter_admin=False
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normal_mode()
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# Make the normal operation mode
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def normal_mode():
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print("Willkommen beim Getränke und Snackautomat")
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print("Drücken Sie 1 um zu starten")
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print("Drücken 2 um zum Adminmodus zu wechseln")
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print("Drücken 3 um das Programm zu beenden")
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# Ask for the user input
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user_input=input("Please choose an option: ")
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# Check if the input is a number
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try:
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user_input=int(user_input)
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except ValueError:
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print("Bitte geben Sie eine Nummer ein")
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return
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# Check if the input is in the range of the admin menu
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if user_input==2:
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# Ask for the admin password
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admin_password=input("Please enter the admin password: ")
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# Check if the password is correct
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if (admin_password=="admin"):
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# Start the admin mode
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admin_mode()
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return
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else:
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print("Wrong password")
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return
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if user_input==3:
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# Exit the program
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sys.exit()
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if user_input==1:
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sum_of_price=0
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normal_continue=True
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while (normal_continue==True):
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# Print all the products and their price and the id of the product
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for row in c.execute("SELECT * FROM products"):
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print(row)
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# Ask for the product id
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product_id=input("Bitte Nummer des gewünschten Produktes eingeben: ")
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# Check if the product id is in the database
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if (c.execute("SELECT * FROM products WHERE id=?", (int(product_id),)).fetchone()==None):
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print("Product nicht gefunden")
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return
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# Get the price of the product
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product_price=c.execute("SELECT price FROM products WHERE id=?", (int(product_id),)).fetchone()[0]
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# Ask the amount of the product
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product_amount=int(input("Bitte Anzahl des Produktes Eingeben: "))
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sum_of_price=product_price*product_amount
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# Print the price of the sum
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print("Summe:%s€" % sum_of_price)
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# Ask if the user wants to continue
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if (input("Weiter Einkaufen? (j/n): ")=="n"):
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normal_continue=False
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payment(sum_of_price)
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return
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# Define a function to handle the payment
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def payment(sum_of_price):
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# Print the price of the sum
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print("Summe: %s€" % sum_of_price)
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# Ask for the money put in the machine
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money_in_machine=input("Bitte Geld eingeben: ")
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# Check if the money is a number
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try:
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money_in_machine=int(money_in_machine)
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except ValueError:
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print("Bitte geben Sie eine Nummer ein")
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return
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# Check if the money is enough
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if (money_in_machine<sum_of_price):
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print("Zu wenig Geld")
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return
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# Print the change
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print("Rückgeld: %s€" % (money_in_machine-sum_of_price))
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# Stückelung
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rest_euro=money_in_machine-sum_of_price
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rest_cent=rest_euro*100
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# 10 Euro
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rest_euro_10=rest_cent//10000
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rest_cent=rest_cent-rest_euro_10*10000
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# 5 Euro
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rest_euro_5=rest_cent//5000
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rest_cent=rest_cent-rest_euro_5*5000
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# 2 Euro
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rest_euro_2=rest_cent//2000
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rest_cent=rest_cent-rest_euro_2*2000
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# 1 Euro
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rest_euro_1=rest_cent//1000
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rest_cent=rest_cent-rest_euro_1*1000
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# 50 Cent
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rest_cent_50=rest_cent//500
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rest_cent=rest_cent-rest_cent_50*500
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# 20 Cent
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rest_cent_20=rest_cent//200
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rest_cent=rest_cent-rest_cent_20*200
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# 10 Cent
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rest_cent_10=rest_cent//100
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rest_cent=rest_cent-rest_cent_10*100
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# 5 Cent
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rest_cent_5=rest_cent//50
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rest_cent=rest_cent-rest_cent_5*50
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print ("10 Euro: %s" % rest_euro_10)
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print ("5 Euro: %s" % rest_euro_5)
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print ("2 Euro: %s" % rest_euro_2)
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print ("1 Euro: %s" % rest_euro_1)
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print ("50 Cent: %s" % rest_cent_50)
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print ("20 Cent: %s" % rest_cent_20)
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print ("10 Cent: %s" % rest_cent_10)
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print ("5 Cent: %s" % rest_cent_5)
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normal_mode()
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