bookbillingsoftware.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from tkinter import *\n",
    "from tkinter import ttk # for  using the combobox,entry filled etc...\n",
    "from PIL import Image , ImageTk # what is pillow and pip install pillow\n",
    "import random,os\n",
    "from tkinter import messagebox\n",
    "import tempfile\n",
    "\n",
    "\n",
    "class bill_app:\n",
    "    def __init__(self,root): #constructor\n",
    "        self.root=root\n",
    "        self.root.geometry(\"1530x800+0+0\") #widthxheight+x+y\n",
    "        self.root.title(\" Billing Software \") #this is use for the title in gui.\n",
    "        \n",
    "        #===========variables==============\n",
    "        self.c_name=StringVar()\n",
    "        self.c_phon=StringVar()\n",
    "        self.bill_no=StringVar()\n",
    "        z=random.randint(1000,9999)\n",
    "        self.bill_no.set(z)\n",
    "        self.c_email=StringVar()\n",
    "        self.search_bill=StringVar()\n",
    "        self.product=StringVar()\n",
    "        self.prices=IntVar()\n",
    "        self.qty=IntVar()\n",
    "        self.sub_total=StringVar()\n",
    "        self.tax_input=StringVar()\n",
    "        self.total=StringVar()\n",
    "        \n",
    "        \n",
    "        #product catrgories list\n",
    "        self.cate=[\"Select Option\",\"Clothing\",\"Lifestyle\",\"Mobiles\"]\n",
    "        self.subcatcloth=[\"Pants\",\"T-shirt\",\"Shirt\"]\n",
    "        self.pant=[\"Levis\",\"Mufti\",\"Spyker\"]\n",
    "        self.pri_levis=5000\n",
    "        self.pri_mufti=1000\n",
    "        self.pri_spyker=3400\n",
    "        self.tshirt=[\"Jockey\",\"Calvin Klein\",\"USpolo\",\"Arrow\"]\n",
    "        self.pri_jockey=2000\n",
    "        self.pri_calkle=4000\n",
    "        self.pri_polo=1500\n",
    "        self.pri_arrow=1000\n",
    "        \n",
    "        self.shirt=[\"Peter England\",\"Louis Phillipe\",\"Park Avenue\",\"Denim\"]\n",
    "        self.pri_petereng=2500\n",
    "        self.pri_louphi=3000\n",
    "        self.pri_parave=3500\n",
    "        self.pri_denim=4000\n",
    "        \n",
    "        \n",
    "        \n",
    "        #subcatlifestyle\n",
    "        self.subcatlstle=[\"Bath soap\",\"Face Wash\",\"Hair oil\"]\n",
    "        self.bath_soap=[\"Detol\",\"LifeBoy\",\"Cinthol\",\"Pearl\"]\n",
    "        self.pri_deol=30\n",
    "        self.pri_life=20\n",
    "        self.pri_cinol=40\n",
    "        self.pri_pearl=30\n",
    "        \n",
    "        self.Face_Wash=[\"Mama's earth\",\"Himalay\",\"Pantjali\"]\n",
    "        self.pri_mamaear=100\n",
    "        self.pri_himalay=90\n",
    "        self.pri_pantjali=40\n",
    "        \n",
    "        \n",
    "        self.Hair_oil=[\"Bajaj\",\"Jashmin\",\"Parachute\"]\n",
    "        self.pri_bajaj=30\n",
    "        self.pri_jashmin=20\n",
    "        self.pri_parachute=40\n",
    "        \n",
    "        \n",
    "        \n",
    "        \n",
    "        #subcatmobile\n",
    "        self.subcatMob=[\"Iphone\",\"Sumsung\",\"Xiome\",\"RealMe\",\"One+\"]\n",
    "        self.iphone=[\"Iphone X\",\"Iphone_11\",\"Iphone_12\",\"Iphone_13\"]\n",
    "        self.pri_ix=40000\n",
    "        self.pri_i11=60000\n",
    "        self.pri_i12=85000\n",
    "        \n",
    "        self.samsung=[\"Smasung M16\",\"Smasung M12\",\"Smasung M21\"]\n",
    "        self.pri_sm16=16000\n",
    "        self.pri_sm12=12000\n",
    "        self.pri_sm21=18000\n",
    "        \n",
    "        self.xiome=[\"Redmi-11\",\"Redmi-12\",\"RedmePro\"]\n",
    "        self.pri_r11=11000\n",
    "        self.pri_r12=12000\n",
    "        self.pri_rpro=9000\n",
    "        \n",
    "        self.realme=[\"RealMe 12\",\"RealMe 13\",\"RealMe Pro\"]\n",
    "        self.pri_rel12=15000\n",
    "        self.pri_rel13=16000\n",
    "        self.pri_relpro=17000\n",
    "        \n",
    "        \n",
    "        self.oneplus=[\"OnePlus1\",\"OnePlus2\",\"OnePlus3\"]\n",
    "        self.pri_one1=45000\n",
    "        self.pri_one2=60000\n",
    "        self.pri_one3=45800\n",
    "        \n",
    "        \n",
    "         #image1  for show the image in gui i have use this pip install Image\n",
    "        img=Image.open(\"img2.jpeg\") #open image\n",
    "        img=img.resize((510,130),Image.ANTIALIAS) #ANTIALIAS convert high level image in low level image.\n",
    "        self.photoimg=ImageTk.PhotoImage(img)   #ImageTK() convert image to photo. self use for class variable.\n",
    "        \n",
    "        lbl_img=Label(self.root,image=self.photoimg)  #for dispaly image in gui using label method. use in window powershell pip install Lable\n",
    "        lbl_img.place(x=0,y=0,width=510,height=130)   #in this we have use same size of  image as we can display in img  object like x,y,width,height.\n",
    "        \n",
    "        \n",
    "        # image2\n",
    "        img1=Image.open(\"img3.jpg\")\n",
    "        img1=img1.resize((510,130),Image.ANTIALIAS)\n",
    "        self.photoimg1=ImageTk.PhotoImage(img1)\n",
    "        \n",
    "        lbl1_img=Label(self.root,image=self.photoimg1)\n",
    "        lbl1_img.place(x=510,y=0,width=510,height=130)\n",
    "\n",
    "\n",
    "         # image3\n",
    "        img2=Image.open(\"img1.jpg\")\n",
    "        img2=img2.resize((550,130),Image.ANTIALIAS)\n",
    "        self.photoimg2=ImageTk.PhotoImage(img2)\n",
    "        \n",
    "        lbl2_img=Label(self.root,image=self.photoimg2)\n",
    "        lbl2_img.place(x=1020,y=0,width=550,height=130)\n",
    "        \n",
    "        #using for title\n",
    "        lbl_title=Label(self.root,text=\"BILLING SOFTWARE USING PYTHON\",font=(\"times new roman\",35,\"bold\"),bg=\"black\",fg=\"red\") #text= which title you have to gave it. then in font we have use diffrent type of font and font size and font charestic and then bg of white and fore ground(text color) color red \n",
    "        lbl_title.place(x=0,y=130,width=1530,height=45)\n",
    "        \n",
    "        \n",
    "        \n",
    "        #create a frame (frame work as a contanier)\n",
    "        main_frame=Frame(self.root,bd=5,relief=GROOVE,bg=\"white\") #bd=boder size relief=for boder type,simply use the function in container.\n",
    "        main_frame.place(x=0,y=175,width=1530,height=620)\n",
    "        \n",
    "        #customer labelminiframe\n",
    "        \n",
    "        cust_frame=LabelFrame(main_frame,bd=5,text=\"Customer\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",fg=\"red\")#in labelframe we can give the text in it. in this we can make frame in main_frame so we have use main_frame not use self.root and then we also text in it also modify the text.\n",
    "        cust_frame.place(x=10,y=5,width=350,height=140) # in this we have work in main frame so we can use y=5 and x=10 .\n",
    "        \n",
    "        \n",
    "        self.lbl_mol=Label(cust_frame,text=\"Mobile No.\",font=(\"times new roman\",12,\"bold\"),bg=\"white\") # in customer frame use mobile no.\n",
    "        self.lbl_mol.grid(row=0,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        #entry filed for mobileno.\n",
    "        self.entry_mob=ttk.Entry(cust_frame,textvariable=self.c_phon,font=(\"times new roman\",12,\"bold\"),width=24) # for enter the mobile number we have use entry filled in it and here ttk.entry for call this method.\n",
    "        self.entry_mob.grid(row=0,column=1)\n",
    "          \n",
    "          \n",
    "        self.lbl_name=Label(cust_frame,text=\"Customer Name\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_name.grid(row=1,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        #entry filled of custmoer name\n",
    "        self.entry_name=ttk.Entry(cust_frame,textvariable=self.c_name,font=(\"times new roman\",12,\"bold\"),width=24) # for enter the mobile number we have use entry filled in it and here ttk.entry for call this method.\n",
    "        self.entry_name.grid(row=1,column=1,sticky=W,padx=5,pady=2)\n",
    "        \n",
    "        \n",
    "        self.lbl_email=Label(cust_frame,text=\"Email\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_email.grid(row=2,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        \n",
    "        #entry filled of email\n",
    "        self.entry_email=ttk.Entry(cust_frame,textvariable=self.c_email,font=(\"times new roman\",12,\"bold\"),width=24) # for enter the mobile number we have use entry filled in it and here ttk.entry for call this method.\n",
    "        self.entry_email.grid(row=2,column=1,sticky=W,padx=5,pady=2)\n",
    "        \n",
    "        #product labelframe\n",
    "        \n",
    "        prod_frame=LabelFrame(main_frame,bd=5,text=\"Product\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",fg=\"red\")#in labelframe we can give the text in it. in this we can make frame in main_frame so we have use main_frame not use self.root and then we also text in it also modify the text.\n",
    "        prod_frame.place(x=370,y=5,width=650,height=140) # in this we have work in main frame so we can use y=5 and x=10 .\n",
    "        \n",
    "        #category\n",
    "        self.lbl_cat=Label(prod_frame,text=\"Select Categories\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_cat.grid(row=0,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.combo_cat=ttk.Combobox(prod_frame,value=self.cate,font=(\"times new roman\",12,\"bold\"),width=24,state=\"readonly\")#value=put variable as a list\n",
    "        self.combo_cat.current(0) #for show the first select option\n",
    "        self.combo_cat.grid(row=0,column=1,sticky=W,padx=5,pady=2)\n",
    "        self.combo_cat.bind(\"<<ComboboxSelected>>\",self.categories)\n",
    "         \n",
    "        #subcategory\n",
    "        self.lbl_subcat=Label(prod_frame,text=\"Subcategories\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_subcat.grid(row=1,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.combo_subcat=ttk.Combobox(prod_frame,value=[\"\"],font=(\"times new roman\",12,\"bold\"),width=24,state=\"readonly\")\n",
    "        self.combo_subcat.grid(row=1,column=1,sticky=W,padx=5,pady=2)\n",
    "        self.combo_subcat.bind(\"<<ComboboxSelected>>\",self.product_add)\n",
    "    \n",
    "        #product name\n",
    "        self.lbl_pname=Label(prod_frame,text=\"Product Name\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_pname.grid(row=2,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.combo_pname=ttk.Combobox(prod_frame,textvariable=self.product,font=(\"times new roman\",12,\"bold\"),width=24,state=\"readonly\")\n",
    "        self.combo_pname.grid(row=2,column=1,sticky=W,padx=5,pady=2)\n",
    "        self.combo_pname.bind(\"<<ComboboxSelected>>\",self.price)\n",
    "        \n",
    "        #price\n",
    "        self.lbl_pri=Label(prod_frame,text=\"Price\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_pri.grid(row=0,column=2,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.combo_pri=ttk.Combobox(prod_frame,font=(\"times new roman\",12,\"bold\"),width=24,state=\"readonly\",textvariable=self.prices)\n",
    "        self.combo_pri.grid(row=0,column=3,sticky=W,padx=5,pady=2)\n",
    "         \n",
    "        \n",
    "        #Qty\n",
    "        self.lbl_qty=Label(prod_frame,text=\"Qty\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_qty.grid(row=1,column=2,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.entry_qty=ttk.Entry(prod_frame,textvariable=self.qty,font=(\"times new roman\",12,\"bold\"),width=24)\n",
    "        self.entry_qty.grid(row=1,column=3,sticky=W,padx=5,pady=2)\n",
    "        \n",
    "        #middle frame\n",
    "        mid_frame=Frame(main_frame,bd=10)\n",
    "        mid_frame.place(x=10,y=150,width=1000,height=345)\n",
    "        \n",
    "        img3=Image.open(\"img4.jpg\")\n",
    "        img3=img3.resize((1500,340),Image.ANTIALIAS)\n",
    "        self.photoimg3=ImageTk.PhotoImage(img3)\n",
    "        \n",
    "        lbl3_img=Label(mid_frame,image=self.photoimg3)\n",
    "        lbl3_img.place(x=0,y=0,width=1500,height=340)\n",
    "        \n",
    "        \n",
    "\n",
    "        \n",
    "        #search\n",
    "        search_frame=Frame(main_frame,bd=2)\n",
    "        search_frame.place(x=1025,y=10,width=500,height=40)\n",
    "        \n",
    "        self.lbl_bill=Label(search_frame,text=\"Bill Number\",font=(\"times new roman\",12,\"bold\"),bg=\"red\",fg=\"white\") # in customer frame use mobile no.\n",
    "        self.lbl_bill.grid(row=0,column=0,sticky=W) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.entry_billnum=ttk.Entry(search_frame,textvariable=self.search_bill,font=(\"times new roman\",12,\"bold\"),width=24)\n",
    "        self.entry_billnum.grid(row=0,column=1,sticky=W)\n",
    "        \n",
    "        self.btn_search=Button(search_frame,height=1,command=self.find_bill,text=\"Search\",font=(\"times new roman\",12,\"bold\"),bg=\"orangered\",fg=\"white\",width=15,cursor=\"hand2\")\n",
    "        self.btn_search.grid(row=0,column=2,sticky=W)\n",
    "        \n",
    "        #Rightframe for bill area\n",
    "        \n",
    "        rig_frame=LabelFrame(main_frame,bd=5,text=\"Bill Area\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",fg=\"red\")\n",
    "        rig_frame.place(x=1030,y=45,width=480,height=440)\n",
    "        \n",
    "        \n",
    "        scroll_y=Scrollbar(rig_frame,orient=VERTICAL)\n",
    "        self.textarea=Text(rig_frame,yscrollcommand=scroll_y.set,bg=\"white\",fg=\"blue\",font=(\"times new roman\",12,\"bold\")) \n",
    "        scroll_y.pack(side=RIGHT,fill=Y) \n",
    "        scroll_y.config(command=self.textarea.yview) # config the textarea in it.\n",
    "        self.textarea.pack(fill=BOTH,expand=1) #fill both side and expand both side well\n",
    "        \n",
    "        \n",
    "       #bill counter lableframe\n",
    "        billcon_frame=LabelFrame(main_frame,bd=5,text=\"Bill Counter\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",fg=\"red\")#in labelframe we can give the text in it. in this we can make frame in main_frame so we have use main_frame not use self.root and then we also text in it also modify the text.\n",
    "        billcon_frame.place(x=0,y=485,width=1520,height=125) # in this we have work in main frame so we can use y=5 and x=10 .\n",
    "         \n",
    "        #subtotal\n",
    "        self.lbl_subtotal=Label(billcon_frame,text=\"Subtotal\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_subtotal.grid(row=0,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.entry_subtotal=ttk.Entry(billcon_frame,textvariable=self.sub_total,font=(\"times new roman\",12,\"bold\"),width=24)\n",
    "        self.entry_subtotal.grid(row=0,column=1,sticky=W,padx=5,pady=2)\n",
    "        \n",
    "         #tax\n",
    "        self.lbl_tax=Label(billcon_frame,text=\"Tax\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_tax.grid(row=1,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.entry_tax=ttk.Entry(billcon_frame,textvariable=self.tax_input,font=(\"times new roman\",12,\"bold\"),width=24)\n",
    "        self.entry_tax.grid(row=1,column=1,sticky=W,padx=5,pady=2)\n",
    "        \n",
    "        #taxamounttotal\n",
    "        self.lbl_taxatotal=Label(billcon_frame,text=\"Total\",font=(\"times new roman\",12,\"bold\"),bg=\"white\",bd=4) # in customer frame use mobile no.\n",
    "        self.lbl_taxatotal.grid(row=2,column=0,sticky=W,padx=5,pady=2) # for sticky label can move around and padx and pady use for padding in customer frame\n",
    "        \n",
    "        self.entry_taxatotal=ttk.Entry(billcon_frame,textvariable=self.total,font=(\"times new roman\",12,\"bold\"),width=24)\n",
    "        self.entry_taxatotal.grid(row=2,column=1,sticky=W,padx=5,pady=2)\n",
    "        \n",
    "        #Button frame\n",
    "        \n",
    "        btn_frame=Frame(billcon_frame,bd=2,bg=\"white\")\n",
    "        btn_frame.place(x=320,y=0)\n",
    "        \n",
    "        self.btn_atc=Button(btn_frame,command=self.AddItem,height=2,text=\"Add To Cart\",font=(\"times new roman\",12,\"bold\"),bg=\"orangered\",fg=\"white\",width=16,cursor=\"hand2\")\n",
    "        self.btn_atc.grid(row=0,column=0)\n",
    "        \n",
    "        self.btn_gb=Button(btn_frame,command=self.gen_bill,height=2,text=\"Generate Bill\",font=(\"times new roman\",12,\"bold\"),bg=\"orangered\",fg=\"white\",width=16,cursor=\"hand2\")\n",
    "        self.btn_gb.grid(row=0,column=1)\n",
    "        \n",
    "        self.btn_saveb=Button(btn_frame,command=self.save_bill,height=2,text=\"Save Bill\",font=(\"times new roman\",12,\"bold\"),bg=\"orangered\",fg=\"white\",width=16,cursor=\"hand2\")\n",
    "        self.btn_saveb.grid(row=0,column=2)\n",
    "        \n",
    "        \n",
    "        \n",
    "        self.btn_cle=Button(btn_frame,height=2,command=self.clear,text=\"Clear\",font=(\"times new roman\",12,\"bold\"),bg=\"orangered\",fg=\"white\",width=16,cursor=\"hand2\")\n",
    "        self.btn_cle.grid(row=0,column=4)\n",
    "        \n",
    "        self.btn_exit=Button(btn_frame,command=self.root.destroy,height=2,text=\"Exit\",font=(\"times new roman\",12,\"bold\"),bg=\"orangered\",fg=\"white\",width=16,cursor=\"hand2\")\n",
    "        self.btn_exit.grid(row=0,column=5)\n",
    "        self.welcome()\n",
    "        self.l=[]\n",
    "   #****************************welcome page************************************   \n",
    "    def welcome(self): \n",
    "         self.textarea.delete(1.0,END) \n",
    "         self.textarea.insert(END,\"\\t\\t Welcome Mini Mall\")\n",
    "         self.textarea.insert(END,f\"\\n Bill Number:{self.bill_no.get()} \")\n",
    "         self.textarea.insert(END,f\"\\n Customer Name:{self.c_name.get()} \")\n",
    "         self.textarea.insert(END,f\"\\n Phone Number:{self.c_phon.get()} \")\n",
    "         self.textarea.insert(END,f\"\\n Customer Email:{self.c_email.get()} \")\n",
    "         \n",
    "         self.textarea.insert(END,\"\\n=================================================\")\n",
    "         self.textarea.insert(END,f\"\\n\\tProducts\\t\\t\\tQTY\\t\\tPrice\")\n",
    "         self.textarea.insert(END,\"\\n=================================================\\n\")    \n",
    "   #**********************Function Declaration**********************************\n",
    "    def AddItem(self):\n",
    "         Tax=18\n",
    "         self.n=self.prices.get()\n",
    "         self.m=self.qty.get()*self.n \n",
    "         self.l.append(self.m)\n",
    "         if self.product.get==\"\":\n",
    "            messagebox.showerror(\"Error\",\"Please Select the Product Name\")     \n",
    "         else:\n",
    "            self.textarea.insert(END,f\" \\n {self.product.get()}\\t\\t\\t\\t{self.qty.get()}\\t\\t{self.m}\")\n",
    "            self.sub_total.set(str('Rs.%.2f'%(sum(self.l))))\n",
    "            self.tax_input.set(str('Rs.%.2f'%((((sum(self.l))-(self.prices.get()))*Tax)/100)))\n",
    "            self.total.set(str('Rs.%.2f'%(((sum(self.l))+((((sum(self.l))-(self.prices.get()))*Tax)/100)))))\n",
    "    #************************** generate Bill *************************************\n",
    "    \n",
    "    \n",
    "    \n",
    "    def gen_bill(self):        \n",
    "           if self.product.get()==\"\":\n",
    "              messagebox.showerror(\"Error\",\"Please Add to Cart Product\") \n",
    "           else:   \n",
    "              text=self.textarea.get(10.0,(10.0+float(len(self.l))))\n",
    "              self.welcome()\n",
    "              self.textarea.insert(END,text)\n",
    "              self.textarea.insert(END,\"\\n=================================================\")\n",
    "              self.textarea.insert(END,f\"\\n Sub Amount:\\t\\t\\t{self.sub_total.get()}\")\n",
    "              self.textarea.insert(END,f\"\\n Tax Amount:\\t\\t\\t{self.tax_input.get()}\")\n",
    "              self.textarea.insert(END,f\"\\n Total Amount:\\t\\t\\t{self.total.get()}\")\n",
    "              self.textarea.insert(END,\"\\n=================================================\")\n",
    "              \n",
    "   #***************************save bill ***********************************\n",
    "    def save_bill(self):\n",
    "              op=messagebox.askyesno(\"Save Bill\",\"Do you want to save the Bill\")\n",
    "              if op>0:\n",
    "                     self.bill_data=self.textarea.get(1.0,END)\n",
    "                     f1=open('bills/'+str(self.bill_no.get())+\".txt\",'w')\n",
    "                     f1.write(self.bill_data)\n",
    "                     op=messagebox.showinfo(\"Saved\",f\"Bill No:{self.bill_no.get()} saved successfully\")\n",
    "                     f1.close()    \n",
    "              \n",
    "    #***********************************find_bill******************************************* \n",
    "    def find_bill(self):\n",
    "         found=\"no\"\n",
    "         for i in os.listdir(\"bills/\"):\n",
    "                \n",
    "                if i.split('.')[0]==self.search_bill.get():\n",
    "                  \n",
    "                  f1=open(f'bills/{i}','r')\n",
    "                  self.textarea.delete(1.0,END)\n",
    "                  for d in f1:\n",
    "                        self.textarea.insert(END,d)\n",
    "                  f1.close()\n",
    "                  found=\"yes\"\n",
    "         if found=='no':\n",
    "            messagebox.showerror(\"Error\",\"Invalid Bill No.\")\n",
    "     \n",
    "     #***********************************clear*******************************************                   \n",
    "    def clear(self):\n",
    "       self.textarea.delete(1.0,END) \n",
    "       self.c_name.set(\"\")\n",
    "       self.c_phon.set(\"\")\n",
    "       self.c_email.set(\"\")\n",
    "       x=random.randint(1000,9999)\n",
    "       self.bill_no.set(str(x))\n",
    "       self.search_bill.set(\"\")\n",
    "       self.product.set(\"\")\n",
    "       self.prices.set(0)\n",
    "       self.qty.set(0)\n",
    "       self.l=[0]\n",
    "       self.total.set(\"\")\n",
    "       self.sub_total.set(\"\")\n",
    "       self.tax_input.set('')\n",
    "       self.welcome()               \n",
    "   #conncet the cat to sub cat     \n",
    "    def categories(self,event=\"\"):\n",
    "        if self.combo_cat.get()==\"Clothing\":\n",
    "            self.combo_subcat.config(values=self.subcatcloth)\n",
    "            self.combo_subcat.current(0)\n",
    "            \n",
    "        if self.combo_cat.get()==\"Lifestyle\":\n",
    "            self.combo_subcat.config(values=self.subcatlstle)\n",
    "            self.combo_subcat.current(0)\n",
    "            \n",
    "        if self.combo_cat.get()==\"Mobiles\":\n",
    "            self.combo_subcat.config(values=self.subcatMob)\n",
    "            self.combo_subcat.current(0)\n",
    "            \n",
    "            \n",
    "    \n",
    "    #all product connect with subcategories\n",
    "    def product_add(self,event=\"\"):\n",
    "        #clothings\n",
    "        if self.combo_subcat.get()==\"Pants\":\n",
    "            self.combo_pname.config(values=self.pant)      \n",
    "            self.combo_pname.current(0)\n",
    "            \n",
    "        if self.combo_subcat.get()==\"T-shirt\":\n",
    "            self.combo_pname.config(values=self.tshirt)      \n",
    "            self.combo_pname.current(0)\n",
    "        \n",
    "        if self.combo_subcat.get()==\"Shirt\":\n",
    "            self.combo_pname.config(values=self.shirt)      \n",
    "            self.combo_pname.current(0)\n",
    "        \n",
    "        #lifestyle    \n",
    "        if self.combo_subcat.get()==\"Bath soap\":\n",
    "            self.combo_pname.config(values=self.bath_soap)      \n",
    "            self.combo_pname.current(0)\n",
    "        \n",
    "        if self.combo_subcat.get()==\"Face Wash\":\n",
    "            self.combo_pname.config(values=self.Face_Wash)      \n",
    "            self.combo_pname.current(0)\n",
    "        \n",
    "        if self.combo_subcat.get()==\"Hair oil\":\n",
    "            self.combo_pname.config(values=self.Hair_oil)      \n",
    "            self.combo_pname.current(0)    \n",
    "        \n",
    "        #mobile    \n",
    "        if self.combo_subcat.get()==\"Iphone\":\n",
    "            self.combo_pname.config(values=self.iphone)      \n",
    "            self.combo_pname.current(0)\n",
    "         \n",
    "        if self.combo_subcat.get()==\"Sumsung\":\n",
    "            self.combo_pname.config(values=self.samsung)      \n",
    "            self.combo_pname.current(0)\n",
    "        \n",
    "        if self.combo_subcat.get()==\"Xiome\":\n",
    "            self.combo_pname.config(values=self.xiome)      \n",
    "            self.combo_pname.current(0)   \n",
    "        \n",
    "        if self.combo_subcat.get()==\"RealMe\":\n",
    "            self.combo_pname.config(values=self.realme)      \n",
    "            self.combo_pname.current(0)       \n",
    "        \n",
    "        if self.combo_subcat.get()==\"One+\":\n",
    "            self.combo_pname.config(values=self.oneplus)      \n",
    "            self.combo_pname.current(0)    \n",
    "    \n",
    "    def price(self,event=\"\"):\n",
    "        #pant\n",
    "        if self.combo_pname.get()==\"Levis\" :\n",
    "           self.combo_pri.config(value=self.pri_levis) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Mufti\" :\n",
    "           self.combo_pri.config(value=self.pri_mufti) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Spyker\" :\n",
    "           self.combo_pri.config(value=self.pri_spyker) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "           \n",
    "            \n",
    "        #t-shirt\n",
    "        if self.combo_pname.get()==\"Jockey\" :\n",
    "           self.combo_pri.config(value=self.pri_levis) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Calvin Klein\" :\n",
    "           self.combo_pri.config(value=self.pri_calkle) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"USpolo\" :\n",
    "           self.combo_pri.config(value=self.pri_polo) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        if self.combo_pname.get()==\"Arrow\" :\n",
    "           self.combo_pri.config(value=self.pri_arrow) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "         \n",
    "         #shirt\n",
    "        if self.combo_pname.get()==\"Peter England\" :\n",
    "           self.combo_pri.config(value=self.pri_petereng) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Louis Phillipe\" :\n",
    "           self.combo_pri.config(value=self.pri_louphi) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "           \n",
    "        if self.combo_pname.get()==\"Park Avenue\" :\n",
    "           self.combo_pri.config(value=self.pri_parave) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Denim\" :\n",
    "           self.combo_pri.config(value=self.pri_denim) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "                 \n",
    "       #bath soap\n",
    "        if self.combo_pname.get()==\"Detol\" :\n",
    "           self.combo_pri.config(value=self.pri_deol) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Lifeboy\" :\n",
    "           self.combo_pri.config(value=self.pri_life) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Cinthol\" :\n",
    "           self.combo_pri.config(value=self.pri_cinol) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        if self.combo_pname.get()==\"Pearl\" :\n",
    "           self.combo_pri.config(value=self.pri_pearl) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "         \n",
    "         #Face wash\n",
    "        if self.combo_pname.get()==\"Mama's earth\" :\n",
    "           self.combo_pri.config(value=self.pri_mamaear) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Himalay\" :\n",
    "           self.combo_pri.config(value=self.pri_himalay) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Pantjali\" :\n",
    "           self.combo_pri.config(value=self.pri_pantjali) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        #hair oil\n",
    "        if self.combo_pname.get()==\"Bajaj\" :\n",
    "           self.combo_pri.config(value=self.pri_bajaj) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "         \n",
    "        \n",
    "        if self.combo_pname.get()==\"Jashmin\" :\n",
    "           self.combo_pri.config(value=self.pri_jashmin) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "           \n",
    "        if self.combo_pname.get()==\"Parachute\" :\n",
    "           self.combo_pri.config(value=self.pri_parachute) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        #i-phone\n",
    "        if self.combo_pname.get()==\"Iphone X\" :\n",
    "           self.combo_pri.config(value=self.pri_ix) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Iphone_11\" :\n",
    "           self.combo_pri.config(value=self.pri_i11) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Iphone_12\" :\n",
    "           self.combo_pri.config(value=self.pri_i12) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        #Smasung \n",
    "        if self.combo_pname.get()==\"Smasung M12\" :\n",
    "           self.combo_pri.config(value=self.pri_sm12) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Smasung M16\" :\n",
    "           self.combo_pri.config(value=self.pri_sm16) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Smasung M21\" :\n",
    "           self.combo_pri.config(value=self.pri_sm21) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        #redmi\n",
    "        if self.combo_pname.get()==\"Redmi-11\" :\n",
    "           self.combo_pri.config(value=self.pri_r11) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"Redmi-12\" :\n",
    "           self.combo_pri.config(value=self.pri_r12) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"RedmiPro\" :\n",
    "           self.combo_pri.config(value=self.pri_rpro) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        #realme\n",
    "        if self.combo_pname.get()==\"RealMe 12\" :\n",
    "           self.combo_pri.config(value=self.pri_rel12) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"RealMe 13\" :\n",
    "           self.combo_pri.config(value=self.pri_rel13) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"RealMe Pro\" :\n",
    "           self.combo_pri.config(value=self.pri_relpro) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "        #oneplus\n",
    "        if self.combo_pname.get()==\"OnePlus1\" :\n",
    "           self.combo_pri.config(value=self.pri_one1) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"OnePlus2\" :\n",
    "           self.combo_pri.config(value=self.pri_one2) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "\n",
    "        if self.combo_pname.get()==\"OnePlus3\" :\n",
    "           self.combo_pri.config(value=self.pri_one3) \n",
    "           self.combo_pri.current(0)         \n",
    "           self.qty.set(1)\n",
    "        \n",
    "       \n",
    "         \n",
    "\n",
    "        \n",
    "if __name__ == '__main__' : #what is this\n",
    "    root=Tk()\n",
    "    obj=bill_app(root)\n",
    "    root.mainloop()\n",
    "    "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3.10.4 64-bit",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.10.4"
  },
  "orig_nbformat": 4,
  "vscode": {
   "interpreter": {
    "hash": "10876082d0e787c5e77bd88534628e1827d563851941f7000d82661a7e6d982c"
   }
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}