# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

from crispy_forms.bootstrap import Div
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Layout
from dal import autocomplete
from django import forms
from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
from django.contrib.auth.models import User

from permission.models import PermissionMask
from .models import Profile, Club, Membership


class CustomAuthenticationForm(AuthenticationForm):
    permission_mask = forms.ModelChoiceField(
        label="Masque de permissions",
        queryset=PermissionMask.objects.order_by("rank"),
        empty_label=None,
    )


class SignUpForm(UserCreationForm):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['username'].widget.attrs.pop("autofocus", None)
        self.fields['first_name'].widget.attrs.update({"autofocus": "autofocus"})

    class Meta:
        model = User
        fields = ['first_name', 'last_name', 'username', 'email']


class ProfileForm(forms.ModelForm):
    """
    A form for the extras field provided by the :model:`member.Profile` model.
    """

    class Meta:
        model = Profile
        fields = '__all__'
        exclude = ['user']


class ClubForm(forms.ModelForm):
    class Meta:
        model = Club
        fields = '__all__'


class AddMembersForm(forms.Form):
    class Meta:
        fields = ('',)


class MembershipForm(forms.ModelForm):
    class Meta:
        model = Membership
        fields = ('user', 'roles', 'date_start')
        # Le champ d'utilisateur est remplacé par un champ d'auto-complétion.
        # Quand des lettres sont tapées, une requête est envoyée sur l'API d'auto-complétion
        # et récupère les noms d'utilisateur valides
        widgets = {
            'user':
                autocomplete.ModelSelect2(
                    url='member:user_autocomplete',
                    attrs={
                        'data-placeholder': 'Nom ...',
                        'data-minimum-input-length': 1,
                    },
                ),
        }


MemberFormSet = forms.modelformset_factory(
    Membership,
    form=MembershipForm,
    extra=2,
    can_delete=True,
)


class FormSetHelper(FormHelper):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.form_tag = False
        self.form_method = 'POST'
        self.form_class = 'form-inline'
        # self.template = 'bootstrap/table_inline_formset.html'
        self.layout = Layout(
            Div(
                Div('user', css_class='col-sm-2'),
                Div('roles', css_class='col-sm-2'),
                Div('date_start', css_class='col-sm-2'),
                css_class="row formset-row",
            ))