from django.urls import reverse_lazy
from django.views.generic import ListView, CreateView, UpdateView, DeleteView
from .models import Shop
from .forms import ShopForm


class ShopListView(ListView):
    """Список всех магазинов"""
    model = Shop
    template_name = 'shops/shop_list.html'
    context_object_name = 'shops'
    paginate_by = 20

    def get_queryset(self):
        """Показываем только активные магазины по умолчанию"""
        queryset = super().get_queryset()
        return queryset.filter(is_active=True)


class ShopCreateView(CreateView):
    """Создание нового магазина"""
    model = Shop
    form_class = ShopForm
    template_name = 'shops/shop_form.html'
    success_url = reverse_lazy('shops:shop_list')

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context['title'] = 'Создать магазин'
        context['button_text'] = 'Создать'
        return context


class ShopUpdateView(UpdateView):
    """Редактирование магазина"""
    model = Shop
    form_class = ShopForm
    template_name = 'shops/shop_form.html'
    success_url = reverse_lazy('shops:shop_list')

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context['title'] = f'Редактировать: {self.object.name}'
        context['button_text'] = 'Сохранить'
        return context


class ShopDeleteView(DeleteView):
    """Удаление магазина"""
    model = Shop
    template_name = 'shops/shop_confirm_delete.html'
    success_url = reverse_lazy('shops:shop_list')