from django.contrib.auth import login, authenticate
from django.contrib.auth.models import User
from django.contrib.auth.forms import AuthenticationForm
from django.shortcuts import render, redirect
from django.core.urlresolvers import reverse
from registration.forms import RegistrationForm

from agora.apps.snippet.models import Snippet
from agora.apps.bundle.models import Bundle


def code(request):
    context = {
        'snippets': Snippet.objects.public()[:5],
        'bundles': Bundle.objects.all()[:5],
        'forge': None, # temp
    }

    return render(request, 'code.djhtml', context)


def login_register(request):
    form = None
    next_url = None

    if request.method == 'POST':
        action = request.POST.get('action')
        next_url = request.GET.get('next') or reverse('login')

        if action == 'login':
            username = request.POST.get('username', '')
            password = request.POST.get('password1', '')

            if username and password:
                user = authenticate(username=username, password=password)

                if user is not None:
                    login(request, user)
                    return redirect(next_url)

                # Could not authenticate
                form = {
                    'username': {
                        'errors': 'Your username and password did not match.',
                    }
                }
            else:
                form = {
                    'password1': {
                        'errors': 'Please enter a username and password.',
                    },
                }
        elif action == 'register':
            form = RegistrationForm(request.POST)

            if form.is_valid():
                username = form.cleaned_data['username']
                email = form.cleaned_data['email']
                password = form.cleaned_data['password1']

                User.objects.create_user(username, email, password)
                user = authenticate(username=username, password=password)
                login(request, user)
                return redirect(next_url)
        else:
            # The action is not set. Malicious submission?
            pass

    context = {
        'next_url': next_url,
        'form': form,
    }

    return render(request, 'login.djhtml', context)