from django.urls import path,  re_path
from . import views

app_name = 'music'

urlpatterns = [

    path('register/', views.register, name='register'),
    path('login_user/', views.login_user, name='login_user'),
    path('logout_user/', views.logout_user, name='logout_user'),
    #path('<int:album_id>/', views.detail, name='detail'),
    path('<int:pk>/', views.DetailView.as_view(), name='detail'),
    #re_path(r'^(?P<album_id>[0-9]+)/$', views.detail, name='detail'),
    #path('<int:album_id>/favorite/', views.favorite, name='favorite'),
    path('album/add', views.AlbumCreate.as_view(), name='album-add'),
    path('album/<int:pk>/', views.AlbumUpdate.as_view(), name='album-update'),
    path('album/<int:pk>/delete/', views.AlbumDelete.as_view(), name='album-delete'),
    path('index/', views.IndexView.as_view(), name='index'),
    path('', views.login_user)
    # path('', views.index, name='index'),


]

from django.shortcuts import render, redirect
from django.contrib.auth import authenticate, login, logout
from django.views import generic
from django.views.generic import View
from django.views.generic.edit import CreateView, UpdateView, DeleteView
from django.urls import reverse_lazy
from django.contrib.auth.decorators import login_required
from .models import Album, Song
from django.db.models import Q
from .forms import UserForm


class IndexView(generic.ListView):
    template_name = 'music/index.html'
    def get_queryset(self):
        return Album.objects.all()

class DetailView(generic.DetailView):
    model = Album
    template_name = 'music/detail.html'


class AlbumCreate(CreateView):
    model = Album
    fields = ['artist', 'alum_title', 'genre', 'album_logo']


class AlbumUpdate(UpdateView):
    model = Album
    fields = ['artist', 'alum_title', 'genre', 'album_logo']


class AlbumDelete(DeleteView):
    model = Album
    success_url = reverse_lazy('music:index')


@login_required(login_url="/login_user/")
class UserFormView(View):
    form_class = UserForm
    template_name = 'music/registration_form.html'

    def get(self, request):
        form = self.form_class(None)
        return render(request, self.template_name,{'form':form})

    def post(self, request):
        form = self.form_class(request.POST)

        if form.is_valid():

            user = form.save(commit=False)

            username = form.cleaned_data['username']
            password = form.cleaned_data['password']
            user.set_password(password)
            user.save()

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

            if user is not None :
                 if user.is_active:
                     login(request, user)
                     return redirect('music:index')

            return render(request, self.template_name,{'form' : form})

        context = {
            "form": form,
        }
        return render(request, 'music/registration_form.html', context)

def logout_user(request):
    logout(request)
    form = UserForm(request.POST or None)
    context = {
        "form": form,
    }
    return render(request, 'music/login.html', context)

def login_user(request):
    if request.method == "POST":
        username = request.POST['username']
        password = request.POST['password']
        user = authenticate(username=username, password=password)
        if user is not None:
            if user.is_active:
                login(request, user)
                albums = Album.objects.filter(user=request.user)
                return render(request, 'music/index.html', {'albums': albums})
            else:
                return render(request, 'music/login.html', {'error_message': 'Your account has been disabled'})
        else:
            return render(request, 'music/login.html', {'error_message': 'Invalid login'})
    else:
        return render(request, 'music/login.html')


def register(request):
    form = UserForm(request.POST or None)
    if form.is_valid():
        user = form.save(commit=False)
        username = form.cleaned_data['username']
        password = form.cleaned_data['password']
        user.set_password(password)
        user.save()
        user = authenticate(username=username, password=password)
        if user is not None:
            if user.is_active:
                login(request, user)
                albums = Album.objects.filter(user=request.user)
                return render(request, 'music/index.html', {'albums': albums})
    context = {
        "form": form,
    }
    return render(request, 'music/register.html', context)

from django.contrib.auth.models import Permission, User
from django.db import models
from django.urls import reverse


class Album(models.Model):
    user = models.ForeignKey(User, on_delete=models.CASCADE, default=1)
    artist = models.CharField(max_length=20)
    alum_title = models.CharField(max_length=20)
    genre = models.CharField(max_length=10)
    album_logo = models.FileField()

    def get_absolute_url(self):
        return reverse('music:detail', kwargs={'pk':self.pk})
    def __str__(self):
        return self.alum_title + self.artist

class Song(models.Model):
    album = models.ForeignKey(Album, on_delete=models.CASCADE)
    file_type = models.CharField(max_length=10)
    song_title = models.CharField(max_length=20)
    is_favorite = models.BooleanField(default=False)

    def __str__(self):
        return self.song_title