#coding UTF-8
# version = version_1_2
 
today_menu = ["今天菜單如下","1 宮保雞丁","2 青椒雞米粒" ,"3 白蘿卜燜肉", "4 蒜薹臘肉", "5 豆腐包肉 ",
 "6 鯉魚躍龍門", "7 涼拌蓮藕", "8 紅燒南瓜", "9 大白菜", "10 青菜", "11 荷包蛋(另加２元）", "12 蛋炒飯(10元)"]
price =[0,0,12,0,0 ,10 ,13,0,9,11,14,0,10,0,15,0]

 
def getTodayMenu():
 return today_menu
def showTodayMenu(interable):
 for today_menu_details in today_menu :
  print(today_menu_details)
 
def showCombineNote():
 print("提示：一葷一素10，兩素菜9元，一葷兩素11，，三素菜10，兩葷菜12，兩葷一素13，兩葷兩素14，兩葷三素15元")
 print("請輸入您點(diǎn)餐的編號，編號之間用逗號分開，不同份數(shù)之間用空格隔開\n例如輸入1,9,10 2,6,8 3,10,謝謝 : ")
 
def dealWithUserInput():
 user_choise = input() 
 
 user_choise_list = user_choise.split()
 
 price_total = 0#用price_total來記錄所點(diǎn)菜的總和
 price_one = 0#用來計算每一份菜的價格
 choosed_list = []
 pay_total = 0 #用來保存優(yōu)惠后需要支付的價格
 
 for one_order in user_choise_list :
  count_i = count_j =0 #count_i用來保存素菜的個數(shù)　　count_j用來保存混菜的個數(shù)
  hebaodan = 0#用來記錄荷包蛋的個數(shù)
  danchaofan = 0#用來記錄蛋炒飯的個數(shù)
  one_order_list = one_order.split(",")#one_order_list 保存的是["1","9","10]
  for menu_item in one_order_list :#menu_item　就是保存的單個的數(shù)字
   #首先得防止用戶輸入的不是數(shù)字，是數(shù)字則處理，不是則提示用戶重新輸入
   if menu_item.strip().isdigit(): 
    #這里防止用戶輸入的時候跟預(yù)期的不一樣，可能多了一些空格，所以需要去掉空格后轉(zhuǎn)化為數(shù)字
    if int(menu_item.strip()) <7: 
     count_j += 1
    elif int(menu_item.strip()) <11:
     count_i += 1
    elif int(menu_item.strip()) == 11:
     hebaodan += 1
    elif int(menu_item.strip()) == 12:
     danchaofan += 1
    choosed_list.append(int(menu_item))
   else:
    print("您輸入的有非數(shù)字類型，請重新運(yùn)行程序，謝謝")
    exit()
   choosed_list.append(0)
  
  #如果是正確的組合，則price[count_i*4 + count_j]是不會為０的，但是輸入一個數(shù)字代表特色菜品的時候也是可行的
  #兩種組合都不是的時候就證明不是正確的組合，程序退出
  if price[count_i*4 + count_j] ==0 and "12" not in one_order: 
   print("您輸入的不是一個正確的組合，請重新運(yùn)行程序，　謝謝")
   exit()
  else:
   price_one= price[count_i*4 + count_j] + hebaodan *2 + danchaofan * 10
  price_total += price_one
 
 #根據(jù)計算得到的總需要支付的價格，判斷享受哪種優(yōu)惠，得出優(yōu)惠后的價格
 if price_total >=30:
  pay_total = price_total - 4
  
 elif price_total >=26:
  pay_total = price_total - 3
 
 elif price_total >=20:
  pay_total = price_total - 2
 else:
  pay_total = price_total
 
 print("您預(yù)訂了 %d 份美食，具體如下: " % len(user_choise_list))
 
 for choosed_item in choosed_list :
  if choosed_item == 0:
   print()
  else:
   print(today_menu[choosed_item])
 print("您共需要支付 %d 元,謝謝" % pay_total)
 
print("歡迎進(jìn)入點(diǎn)餐系統(tǒng)")
 
today_menu = getTodayMenu()
showTodayMenu(today_menu)
showCombineNote()
dealWithUserInput()