import json
from tkinter import *
import os

fonts = 100

class user():
	def __init__(self):
		self.username = False
		self.password = False
		self.rank = False
		self.shop = False

	def signup(self):
		global root
		global nameE
		global pwordE
		global pwordE1
		global rank

		root = Tk()
		rank = IntVar()
		root.title('Signup')
		intruction = Label(root, text='Please Enter new Credidentials\n', font=fonts)
		intruction.grid(row=0, column=0, sticky=E)

		nameL = Label(root, text='New Username: ', font=fonts)
		pwordL = Label(root, text='New Password: ', font=fonts)
		pwordL1 = Label(root, text='Confirm Password: ', font=fonts)
		nameL.grid(row=1, column=0, sticky=W)
		pwordL.grid(row=2, column=0, sticky=W)
		pwordL1.grid(row=3, column=0, sticky=W)

		nameE = Entry(root, font=fonts)
		pwordE = Entry(root, show='*', font=fonts)
		pwordE1 = Entry(root, show='*', font=fonts)
		nameE.grid(row=1, column=1)
		pwordE.grid(row=2, column=1)
		pwordE1.grid(row=3, column=1)

		if os.path.exists('login'):
			c1 = Radiobutton(root, text='Boss', value=1, variable=rank, font=fonts)
			c2 = Radiobutton(root, text='Staff', value=2, variable=rank, font=fonts)
			c1.grid(row=4, column=0)
			c2.grid(row=4, column=1)

		signupButton = Button(root, text='Signup', command=self.write_file_signup)
		signupButton.grid(columnspan=2, sticky=W)
		root.mainloop()

	def write_file_signup(self):
		if pwordE.get() == pwordE1.get():
			self.username = nameE.get()
			self.password = pwordE.get()

			if not os.path.exists('login'):
				self.rank = 'Master'
			else:
				if rank.get() == 1:
					self.rank = 'Boss'
				elif rank.get() == 2:
					self.rank = 'Staff'
				else:
					self.Invalid_sign_up()
					return

				with open('login') as file:
					data = file.readlines()[0].split('$')
					data = data[:len(data)-1]
					for each in data:
						uname, pword, _ = each.split('|')
						if nameE.get() == uname:
							self.Invalid_sign_up()
							return

			with open('login', 'a+') as file:
				file.writelines(nameE.get()+'|'+pwordE.get()+'|'+self.rank+'$')
				file.close()

			roots = Tk()
			roots.title(':D')
			roots.geometry('150x50')
			rlbl = Label(roots, text='\nSigned up')
			rlbl.pack()
			roots.destroy()
			root.destroy()
		else:
			self.Invalid_sign_up()

	def Invalid_sign_up(self):
		roots = Tk()
		roots.title('D:')
		roots.geometry('150x50')
		rlbl = Label(roots, text='\nInvalid Sign up')
		rlbl.pack()
		roots.mainloop()

	def login(self):
		global roota
		global nameEL
		global pwordEL

		roota = Tk()
		roota.title('Login')

		intruction = Label(roota, text='Please Login\n', font=fonts)
		intruction.grid(sticky=E)

		nameL = Label(roota, text='Username: ', font=fonts)
		pwordL = Label(roota, text='Password: ', font=fonts)
		nameL.grid(row=1, sticky=W)
		pwordL.grid(row=2, sticky=W)

		nameEL = Entry(roota, font=fonts)
		pwordEL = Entry(roota, show='*', font=fonts)
		nameEL.grid(row=1, column=1)
		pwordEL.grid(row=2, column=1)

		login = Button(roota, text='Login', command=self.CheckLogin, font=fonts)
		login.grid(columnspan=2, sticky=W)

		roota.mainloop()

	def CheckLogin(self):
		s_login = False
		with open('login') as file:
			data = file.readlines()[0].split('$')
			data = data[:len(data)-1]
			for each in data:
				uname, pword, rank = each.split('|')
				if nameEL.get() == uname and pwordEL.get() == pword:
					self.username = nameEL.get()
					self.password = pwordEL.get()
					self.rank = rank

					roots = Tk()
					roots.title(':D')
					roots.geometry('150x50')
					rlbl = Label(roots, text='\nLogged In')
					rlbl.pack()
					s_login = True
					roota.destroy()
					break

			if not s_login:
				roots = Tk()
				roots.title('D:')
				roots.geometry('150x50')
				rlbl = Label(roots, text='\nInvalid Login')
				rlbl.pack()
				roots.mainloop()


class shop():
	def __init__(self, number):
		self.number_product = 1
		self.number = number
		self.product = []
		self.load_product()
		if not os.path.exists('shop'+str(self.number)):
			os.mkdir('shop'+str(self.number))

	def display_product(self):
		c = 0
		blank = '  '
		root = Tk()

		product0 = Label(root, text=blank+'หมายเลข'+blank, font=fonts)
		product0.grid(row=c, column=0)

		product1 = Label(root, text=blank+'ชื่อ'+blank, font=fonts)
		product1.grid(row=c, column=1)

		product2 = Label(root, text=blank+'ต้นทุน'+blank, font=fonts)
		product2.grid(row=c, column=2)

		product3 = Label(root, text=blank+'ราคาขาย'+blank, font=fonts)
		product3.grid(row=c, column=3)

		for i in self.product:
			c += 1

			product0 = Label(root, text=blank+str(c)+blank, font=fonts)
			product0.grid(row=c, column=0)

			product1 = Label(root, text=blank+i['name']+blank, font=fonts)
			product1.grid(row=c, column=1)

			product2 = Label(root, text=blank+i['cost']+blank, font=fonts)
			product2.grid(row=c, column=2)

			product3 = Label(root, text=blank+i['price']+blank, font=fonts)
			product3.grid(row=c, column=3)

		root.mainloop()

	def load_product(self):
		if os.path.exists('shop'+str(self.number)+'/product'):
			with open('shop'+str(self.number)+'/product', 'r+') as file:
				self.product = json.load(file)

	def add_product(self):
		global root
		global nameE
		global costE
		global priceE

		root = Tk()
		root.title('Login')

		intruction = Label(root, text='Product\n', font=fonts)
		intruction.grid(sticky=E)

		name = Label(root, text='Name: ', font=fonts)
		cost = Label(root, text='Cost: ', font=fonts)
		price = Label(root, text='Price: ', font=fonts)
		name.grid(row=1, sticky=W)
		cost.grid(row=2, sticky=W)
		price.grid(row=3, sticky=W)

		nameE = Entry(root, font=fonts)
		costE = Entry(root, font=fonts)
		priceE = Entry(root, font=fonts)

		nameE.grid(row=1, column=1)
		costE.grid(row=2, column=1)
		priceE.grid(row=3, column=1)

		submit = Button(root, text='submit', command=self.add_product_, font=fonts)
		submit.grid(columnspan=2, sticky=W)

		root.mainloop()

	def add_product_(self):
		product = {
			"name" : nameE.get(),
			"cost" : costE.get(),
			"price" : priceE.get()
		}
		self.product.append(product)
		with open('shop'+str(self.number)+'/product', 'w+') as file:
			json.dump(self.product, file)

		root.destroy()



a = user()
a.login()

print(a.username)
print(a.password)
print(a.rank)
print(a.shop)

#s = shop(1)
#s.add_product()
#s.display_product()