from django.shortcuts import render
from django.views import View
from django.http import HttpResponse, HttpRequest
from django.contrib.auth.models import User
from django.db.models.query import QuerySet

from ..status_code import *
from ..settings import *
from ..forms.register import RegisterForm

class RegisterView(View):
    def get(self, request: HttpRequest):
        return render(request, "register.html", {"form": RegisterForm}) 

    def post(self, request: HttpRequest):
        form: RegisterForm = RegisterForm(request.POST)
        if not form.is_valid():
            return HttpResponse(INVALID_USERNAME_PASSWORD)
        
        username: str = form.cleaned_data["username"]
        password: str = form.cleaned_data["password"]
        
        if User.objects.filter(username=username).exists():
            return HttpResponse(USERNAME_ALREADY_USED)
        
        user = User.objects.create_user(username, password=password)
        user.save()
        
        return HttpResponse(USER_ADDED)