from django.db.models import QuerySet
from django.urls import reverse_lazy
from django.views.generic import TemplateView, RedirectView, ListView
from django.shortcuts import render

from accounts.models import DepotUser
from booking.models import Booking
from containers.models import Container
from preinfo.models import Preinfo


# Create your views here.
class IndexView(TemplateView):
    template_name = 'landing-page.html'
    extra_context = {
        'title': 'Home',
        'description': 'This is the home page of the container application.',
    }

    def get(self, request, *args, **kwargs):
        return render(request, self.template_name, self.extra_context)



class DashboardRedirectView(RedirectView):
    is_permanent = False

    def get_redirect_url(self, *args, **kwargs):
        # if self.request.user.is_authenticated:
            if self.request.user.user_type == DepotUser.UserType.COMPANY_ADMIN:
                return reverse_lazy('client_dashboard')
            elif self.request.user.user_type == DepotUser.UserType.CLIENT:
                return reverse_lazy('client_dashboard')
            elif self.request.user.user_type == DepotUser.UserType.BARRIER_STAFF:
                return  reverse_lazy('barrier_dashboard')
            elif self.request.user.user_type == DepotUser.UserType.EMPLOYEE:
                return  reverse_lazy('employee_dashboard')
            elif self.request.user.user_type == DepotUser.UserType.ADMIN:
                return  reverse_lazy('employee_dashboard')
            return  reverse_lazy('index')


class AllowedVehiclesView(ListView):
    template_name = 'common/allowed-vehicles.html'

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        lines_vehicles = {}
        queryset = Booking.objects.filter(status='active')
        for booking in queryset:
            if lines_vehicles.get(booking.line.name) is None:
                lines_vehicles[booking.line.name] = set()
            vehicles = lines_vehicles[booking.line.name]
            vehicles.update(booking.vehicles_left.split(','))
            lines_vehicles[booking.line.name] = vehicles
        context['objects'] = lines_vehicles

        context['objects'] = [
            type('Obj', (), {
                'id': line_name,
                'line': line_name,
                'vehicles': ', '.join(sorted(vehicles))
            }) for line_name, vehicles in lines_vehicles.items()
        ]

        return context

    def get_queryset(self):
        return DepotUser.objects.none()







# class ClientPreinfoView(TemplateView):
#     template_name = 'client-preinfo-content.html'
#
#
#
#     def get(self, request, *args, **kwargs):
#         return render(request, self.template_name, self.extra_context)