from ares_util.ares import call_ares
from django.contrib.auth.decorators import login_required
from django.http import HttpRequest, HttpResponse
from django.shortcuts import render, redirect
from django.urls import reverse

from . import models, forms


def build_address(street: str, zip_code: int | str, city: str, city_part: str) -> str:
    return f"{street}, {zip_code}, {city} - {city_part}"


@login_required
def main_page(req: HttpRequest) -> HttpResponse:
    subjects = models.Subject.objects.all()
    return render(req, "subjects/index.html", dict(subjects=subjects))


@login_required
def create_subject(req: HttpRequest) -> HttpResponse:
    if req.method == "POST":
        form = forms.CreateSubjectForm(data=req.POST)

        if not form.is_valid():
            return render(req, "subjects/create.html", dict(form=form))

        ares_data = call_ares(form.cleaned_data.get("cin"))

        ares_address_data = ares_data["address"]
        ares_legal_data = ares_data["legal"]

        models.Subject.objects.create(
            id=ares_legal_data["company_id"],
            vat_id=ares_legal_data["company_vat_id"],
            name=ares_legal_data["company_name"],
            street=ares_address_data["street"],
            zip_code=ares_address_data["zip_code"],
            city=ares_address_data["city"],
            city_part=ares_address_data["city_part"],
        )

        return redirect(reverse("subjects:list"))

    elif req.method == "GET":
        form = forms.CreateSubjectForm()

        return render(req, "subjects/create.html", dict(form=form))

    return HttpResponse(status=405)


@login_required
def link_subject(request: HttpRequest, subject_id: int) -> HttpResponse:
    subject = models.Subject.objects.get(pk=subject_id)
    subject.user_set.add(request.user)
    return redirect(reverse("subjects:list"))


@login_required
def unlink_subject(request: HttpRequest, subject_id: int) -> HttpResponse:
    subject = models.Subject.objects.get(pk=subject_id)
    subject.user_set.remove(request.user)
    return redirect(reverse("subjects:list"))