from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin, UserPassesTestMixin
from django.urls import reverse, reverse_lazy
from django.views.generic import (
    ListView,
    DetailView,
    CreateView,
    UpdateView,
    DeleteView,
)
from django.http import HttpResponseRedirect
from django import forms

from camps.mixins import CampViewMixin
from utils.email import add_outgoing_email

from .models import Ride


class ContactRideForm(forms.Form):
    message = forms.CharField(
        widget=forms.Textarea(attrs={"placeholder": "Remember to include your contact information!"}),
        label="Write a message to this rideshare",
        help_text="ATTENTION!: Pressing send will send an email with the above text. It is up to you to include your contact information so the person receiving the email can contact you.",
    )


class RideList(LoginRequiredMixin, CampViewMixin, ListView):
    model = Ride


class RideDetail(LoginRequiredMixin, CampViewMixin, DetailView):
    model = Ride

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context['form'] = ContactRideForm()
        return context

    def post(self, request, **kwargs):
        form = ContactRideForm(request.POST)
        if form.is_valid():
            ride = self.get_object()
            add_outgoing_email(
                text_template='rideshare/emails/contact_mail.txt',
                to_recipients=[ride.user.emailaddress_set.get(primary=True).email],
                formatdict=dict(
                    rideshare_url="https://bornhack.dk{}".format(
                        reverse(
                            'rideshare:detail',
                            kwargs={"camp_slug": self.camp.slug, "pk": ride.pk}
                        )
                    ),
                    message=form.cleaned_data['message'],
                ),
                subject="BornHack rideshare message!",
            )
        messages.info(request, "Your message has been sent.")
        return HttpResponseRedirect(ride.get_absolute_url())


class RideCreate(LoginRequiredMixin, CampViewMixin, CreateView):
    model = Ride
    fields = ['location', 'when', 'seats', 'description']

    def form_valid(self, form, **kwargs):
        ride = form.save(commit=False)
        ride.camp = self.camp
        ride.user = self.request.user
        ride.save()
        self.object = ride
        return HttpResponseRedirect(self.get_success_url())


class IsRideOwnerMixin(UserPassesTestMixin):
    def test_func(self):
        return self.get_object().user == self.request.user


class RideUpdate(LoginRequiredMixin, CampViewMixin, IsRideOwnerMixin, UpdateView):
    model = Ride
    fields = ['location', 'when', 'seats', 'description']


class RideDelete(LoginRequiredMixin, CampViewMixin, IsRideOwnerMixin, DeleteView):
    model = Ride
    success_url = reverse_lazy('rideshare:list')