From 38e7f0b2905a650e554bc8073ff8b226aa462b0d Mon Sep 17 00:00:00 2001
From: JNK123-dev <57101517+JNK123-dev@users.noreply.github.com>
Date: Mon, 28 Oct 2019 19:56:17 +0530
Subject: [PATCH] Create billing_system.py

---
 Python/billing_system.py | 120 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 Python/billing_system.py

diff --git a/Python/billing_system.py b/Python/billing_system.py
new file mode 100644
index 0000000..02ad84f
--- /dev/null
+++ b/Python/billing_system.py
@@ -0,0 +1,120 @@
+import datetime
+loop_=True
+while loop_:
+    
+    print()
+    print("PRESS 1 TO START..... \n")
+
+    products={1:(" Masala dosa         ",30),2:(" Idly                ",20),3:(" Vade                ",15),4:(" Poori               ",35),5:(" Pongal              ",30),6:(" Khara bath          ",30),
+    7:(" Kesari bath         ",25),8:(" Rave idly           ",25),9:(" Set dosa            ",40),10:("Rava dosa           ",40),11:("Khali dosa          ",35),12:("Neer dosa           ",40),
+    13:("Upma                ",25),14:("Akki rotti          ",30),15:("Bonda soup          ",30),16:("Tea                 ",10),17:("Coffee              ",10),18:("Butter chicken      ",150),
+    19:("Kerarla chickenroast",90),20:("Mutton biryani      ",200),21:("Chicken 65          ",120),22:("Gobi manchuri       ",60),23:("Paneer manchuri     ",80),
+    24:("Babycorn manchuri   ",70),25:("Fried rice          ",50)}
+
+    now=datetime.datetime.now()
+
+    control_choice=int(input())     #first input to login as  customer
+    while control_choice!=1:
+        print(" INVALID INPUT PRESS 1 TO START..... \n")
+        control_choice=int(input())
+
+
+
+
+    def des_front():
+        print("==========================================================")
+        print("==================SOUTH  INDIAN CANTEEN===================")
+        print("==========================================================")
+        print("              PRODUCT MENU     ")
+        print("============================================================")
+        print("PID       NAME                                        PRICE ")
+        print("============================================================")
+
+    def place_order():
+        print("=============================")
+        print("     PLACE YOUR ORDER        ")
+        print("=============================\n")
+
+
+    def invoice():
+        print("==========================================================")
+        print("==================PES UNIVERSTY CANTEEN===================")
+        print("==========================================================")
+        print("                                   INVOICE           ",now)
+        print("===================================================================================================================================================================")
+        print(" PID    NAME                        QUANTITY           PRICE            AMOUNT          AMOUNT(+GST & DISCOUNT)")
+        print("===================================================================================================================================================================")
+
+
+
+
+
+
+    bill_it=True
+    invoice_it=False
+
+    def menu_display(dict):
+        des_front()
+    
+        for k,v in dict.items():
+            print(k,"     ",v[0],"                         ",v[1])
+        print()
+        place_order()
+
+
+
+
+
+    menu_display(products)
+    values=products.values()
+    values=list(values)
+    products1={}
+    while bill_it:
+        if control_choice==1:
+            product_choice=int(input("Enter The ID of The Product : ")) #second choice to enter product number
+            print()
+            quantity=int(input("Quantity :"))   #enter the quantity
+            print()
+            products1[product_choice]=[values[product_choice-1],quantity]
+            an_order=input("Do you want Order another Product ? (y/n) ")
+            while an_order.upper()!="Y" and an_order!="n":
+                print("Enter only (y/n)\n")
+                an_order=input("Do you want Order another Product ? (y/n) ")
+        
+            print("\n")
+            if an_order.upper()=="N":
+                print("Thank you for placing the order!!!\n\n")
+                bill_it=False
+                invoice_it=True
+            elif an_order.upper()=="Y":
+                bill_it=True
+
+
+
+
+    i=1
+    while invoice_it:
+        invoice()
+        total_cost=0
+        with_gst=0
+        for v in products1.values():
+        
+            print(" ",i,"  ",v[0][0],"        ",v[1],"               ",v[0][1],"             ",v[0][1]*v[1],"              ",v[0][1]*v[1]+v[0][1]*v[1]*0.08," ")
+            i+=1
+            total_cost+=v[0][1]*v[1]
+            with_gst+=v[0][1]*v[1]+v[0][1]*v[1]*0.08
+        print("===================================================================================================================================================================")
+        print("                                                                                         Total  :-TOTAL(excl gst)=",total_cost,"   ","TOTAL(incl gst)=",with_gst)
+        print("===================================================================================================================================================================")
+        print()
+        print("THANK YOU!!!!!  VISIT AGAIN!!!!!")
+        break
+    print()
+    print()
+
+    userwish=input("DO YOU WANT TO BILL AGAIN ? (y/n)")
+    if userwish.upper()=="Y":
+        loop_=True
+    else:
+        loop_=False
+