from django.shortcuts import render, redirect
from django.contrib import messages
from django.contrib.auth.models import User, auth
# Create your views here.

def login(request):
	if request.method== 'POST':
		username = request.POST['username']
		password = request.POST['password']

		user = auth.authenticate(username=username, password=password)

		if user is not None:
			auth.login(request, user)
			return redirect("/")
		else:
			messages.info(request, 'Invalid credentials')
			return redirect('login')
	else:
		return render(request, 'login.html')

def register(request):
	
	if request.method == 'POST':
		first_name = request.POST['first_name']
		last_name = request.POST['last_name']
		username = request.POST['username']
		password1 = request.POST['password1']
		password2 = request.POST['password2']
		email = request.POST['email']

		if password1==password2:
			if User.objects.filter(username=username).exists():
				messages.info(request,'Username taken')
				return redirect('register')
			elif User.objects.filter(email=email).exists():
				messages.info(request,'Email taken')
				return redirect('register')
			else:
				user = User.objects.create_user(username=username, password=password1, email=email, first_name=first_name,last_name=last_name)
				user.save();
				print('User created')
				messages.info(request, 'Account created successfully, you can login now')
				return redirect('login')
		else:
			messages.info(request, 'Passwords not matching')
			return redirect('register')
		return redirect('/')

	else:
		return render(request, 'register.html')


def logout(request):
	auth.logout(request)
	return redirect('/')