from django.views.generic import View
from django.shortcuts import render
from django.views.decorators.cache import never_cache
from django.utils.decorators import method_decorator
from django.views.generic import FormView, TemplateView
from django.utils.translation import ugettext as _
from django.urls import reverse, reverse_lazy
from django.views.generic.detail import DetailView

from rules.contrib.views import PermissionRequiredMixin
from django_tables2.views import SingleTableView

from aleksis.core.views import RenderPDFView
from aleksis.core.mixins import AdvancedCreateView, AdvancedDeleteView, AdvancedEditView

from .tables import ClientsTable
from .forms import EditClientForm
from .models.base import Client
from .models.invoice import Invoice


class GetInvoicePDF(PermissionRequiredMixin, RenderPDFView):

    permission_required = "tezor.can_print_invoice"

    def get_context_data(self, *args, **kwargs):
        context = super().get_context_data(*args, **kwargs)
        invoice = Invoice.objects.get(id=self.kwargs["pk"])
        self.template_name = invoice.group.template_name
        context["invoice"] = invoice

        print(invoice.group.__dict__)
        return context

class ClientListView(PermissionRequiredMixin, SingleTableView):
    """Table of all clients."""

    model = Client
    table_class = ClientsTable
    permission_required = "tezor.view_clients"
    template_name = "tezor/client/list.html"


@method_decorator(never_cache, name="dispatch")
class ClientCreateView(PermissionRequiredMixin, AdvancedCreateView):
    """Create view for clients."""

    model = Client
    form_class = EditClientForm
    permission_required = "tezor.add_clients"
    template_name = "tezor/client/create.html"
    success_url = reverse_lazy("clients")
    success_message = _("The client has been created.")


@method_decorator(never_cache, name="dispatch")
class ClientEditView(PermissionRequiredMixin, AdvancedEditView):
    """Edit view for clients."""

    model = Client
    form_class = EditClientForm
    permission_required = "tezor.edit_clients"
    template_name = "tezor/client/edit.html"
    success_url = reverse_lazy("clients")
    success_message = _("The client has been saved.")


class ClientDeleteView(PermissionRequiredMixin, AdvancedDeleteView):
    """Delete view for client."""

    model = Client
    permission_required = "tezor.delete_client"
    template_name = "core/pages/delete.html"
    success_url = reverse_lazy("clients")
    success_message = _("The client has been deleted.")