added new logic path for gitlab account creation - changed one to one to FK as...

    )

from django.shortcuts import render, redirect, get_object_or_404

from django.urls import reverse, reverse_lazy

from django.core.exceptions import ObjectDoesNotExist

from django.utils.decorators import method_decorator

from django.contrib.auth.decorators import user_passes_test

from django.views.generic import (

    template_name_suffix = '_user_create'

    def form_valid(self, form):

        """Populate user_identifier FK from URL if present."""

        """Populate user_identifier FK from URL if present, without allowing duplicate

        pending requests."""

        # If user_identifier in the URL path, set variable user_identifier.

        if 'user_identifier' in self.kwargs:

            user_identifier = self.kwargs['user_identifier']

            # make sure it's a valid user_identifier

            if check_user(user_identifier) == False:

                return redirect('user-login-error', user_identifier=user_identifier)

            else:

                # Then try to grab the linked_user from the database.

             # Then try to grab the user_identifier from URL from database.

            try: 

                    linked_user = UserIdentifier.objects.get(user_identifier=user_identifier)

                    form.instance.linked_user = linked_user

                # Unless this user has already created a GL account request

                except:

                url_user = UserIdentifier.objects.get(user_identifier=user_identifier)

                # if the User Identifier exists, see if has made any account requests

                gl_requests = GitlabAccountRequest.objects.filter(linked_user=url_user)

                if len(gl_requests) != 0:

                    for request in gl_requests:

                        if request.reviewer_status == 'P':

                            return redirect('cannot-create-with-user', user_identifier=user_identifier)

                        # If you get this far, save the form with the new account request.

                        form.instance.linked_user = url_user

                 # if the User Identifier exists, but does not have a pending GL request, make one.

                else:

                    form.instance.linked_user = url_user

                    return redirect ('issue-created', user_identifier=user_identifier)

            # If the user_identifier doesn't exist, create it and save the request.

            except ObjectDoesNotExist:

                new_user = UserIdentifier(user_identifier=user_identifier)

                new_user.save()

                form.instance.linked_user = new_user