from django.conf import settings
from django.urls import reverse_lazy
from django.contrib.auth import get_user_model
from django.contrib import messages

from core.models import AdminProfile
from core.forms.profiles import AdminEditForm, AdminCreateForm
from core.views.generic import BackendFormView, BackendListView, BackendDeleteView
from core.helpers.auth import request_password

class AdminListView(BackendListView):
    template_name = f"{settings.EXPEPHALON_BACKEND}/profiles/index.html"
    model = AdminProfile

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["title"] = "Administrator Users"
        return context

class AdminEditView(BackendFormView):
    template_name = f"{settings.EXPEPHALON_BACKEND}/profiles/update.html"
    form_class = AdminEditForm
    success_url = reverse_lazy("admins")

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["title"] = "Edit Administrator"
        return context

    def get_initial(self):
        initial = super().get_initial()
        admin = get_user_model().objects.get(id=self.kwargs["pk"])
        assert type(admin.profile) == AdminProfile
        initial["first_name"] = admin.first_name
        initial["last_name"] = admin.last_name
        initial["email"] = admin.username
        initial["mobile"] = admin.profile.mobile
        initial["role"] = admin.profile.role
        initial["display_name"] = admin.profile.display_name
        return initial

    def form_valid(self, form):
        admin = get_user_model().objects.get(id=self.kwargs["pk"])
        admin.first_name = form.cleaned_data["first_name"]
        admin.last_name = form.cleaned_data["last_name"]
        admin.username = form.cleaned_data["email"]
        admin.email = form.cleaned_data["email"]
        admin.profile.mobile = form.cleaned_data["mobile"]
        admin.profile.role = form.cleaned_data["role"]
        admin.profile.display_name = form.cleaned_data["display_name"]

        if form.cleaned_data["image"] or form.cleaned_data["remove_image"]:
            admin.profile.image = form.cleaned_data["image"]

        admin.profile.save()
        admin.save()
        return super().form_valid(form)

class AdminDeleteView(BackendDeleteView):
    template_name = f"{settings.EXPEPHALON_BACKEND}/profiles/delete.html"
    model = get_user_model()
    success_url = reverse_lazy("admins")

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["title"] = "Delete Administrator"
        return context

    def get_object(self, queryset=None):
        admin = super().get_object(queryset=queryset)
        assert type(admin.profile) == AdminProfile
        return admin

class AdminCreateView(BackendFormView):
    template_name = f"{settings.EXPEPHALON_BACKEND}/profiles/create.html"
    form_class = AdminCreateForm
    success_url = reverse_lazy("admins")

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context["title"] = "Create Administrator"
        return context

    def form_valid(self, form):
        admin = get_user_model()()
        admin.first_name = form.cleaned_data["first_name"]
        admin.last_name = form.cleaned_data["last_name"]
        admin.username = form.cleaned_data["email"]
        admin.email = form.cleaned_data["email"]

        profile = AdminProfile()
        profile.user = admin
        profile.mobile = form.cleaned_data["mobile"]
        profile.role = form.cleaned_data["role"]
        profile.display_name = form.cleaned_data["display_name"]
        profile.image = form.cleaned_data["image"]

        admin.save()
        profile.save()

        request_password(admin)

        messages.success(self.request, f"User {admin.get_full_name} was successfully created. They should receive an email to set their password shortly.")

        return super().form_valid(form)