# Copyright (C) 2018-2025 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later

from random import shuffle

from bootstrap_datepicker_plus.widgets import DateTimePickerInput
from django import forms
from django.forms.widgets import NumberInput
from django.utils.translation import gettext_lazy as _
from member.models import Club
from note_kfet.inputs import Autocomplete
from note_kfet.middlewares import get_current_request
from permission.backends import PermissionBackend

from .models import BasicFood, TransformedFood, QRCode


class QRCodeForms(forms.ModelForm):
    """
    Form for create QRCode for container
    """
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['food_container'].queryset = self.fields['food_container'].queryset.filter(
            is_ready=False,
            end_of_life__isnull=True,
            polymorphic_ctype__model='transformedfood',
        ).filter(PermissionBackend.filter_queryset(
            get_current_request(),
            TransformedFood,
            "view",
        ))

    class Meta:
        model = QRCode
        fields = ('food_container',)


class BasicFoodForms(forms.ModelForm):
    """
    Form for add basicfood
    """
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['name'].widget.attrs.update({"autofocus": "autofocus"})
        self.fields['name'].required = True
        self.fields['owner'].required = True

        # Some example
        self.fields['name'].widget.attrs.update({"placeholder": _("Pasta METRO 5kg")})
        clubs = list(Club.objects.filter(PermissionBackend.filter_queryset(get_current_request(), Club, "change")).all())
        shuffle(clubs)
        self.fields['owner'].widget.attrs["placeholder"] = ", ".join(club.name for club in clubs[:4]) + ", ..."
        self.fields['order'].widget.attrs["placeholder"] = _("Specific order given to GCKs")

    class Meta:
        model = BasicFood
        fields = ('name', 'owner', 'date_type', 'expiry_date', 'allergens', 'order',)
        widgets = {
            "owner": Autocomplete(
                model=Club,
                attrs={"api_url": "/api/members/club/"},
            ),
            "expiry_date": DateTimePickerInput(),
        }


class TransformedFoodForms(forms.ModelForm):
    """
    Form for add transformedfood
    """
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['name'].required = True
        self.fields['owner'].required = True

        # Some example
        self.fields['name'].widget.attrs.update({"placeholder": _("Lasagna")})
        clubs = list(Club.objects.filter(PermissionBackend.filter_queryset(get_current_request(), Club, "change")).all())
        shuffle(clubs)
        self.fields['owner'].widget.attrs["placeholder"] = ", ".join(club.name for club in clubs[:4]) + ", ..."
        self.fields['order'].widget.attrs["placeholder"] = _("Specific order given to GCKs")

    class Meta:
        model = TransformedFood
        fields = ('name', 'owner', 'order',)
        widgets = {
            "owner": Autocomplete(
                model=Club,
                attrs={"api_url": "/api/members/club/"},
            ),
        }


class BasicFoodUpdateForms(forms.ModelForm):
    """
    Form for update basicfood object
    """
    class Meta:
        model = BasicFood
        fields = ('name', 'owner', 'date_type', 'expiry_date', 'end_of_life', 'is_ready', 'order', 'allergens')
        widgets = {
            "owner": Autocomplete(
                model=Club,
                attrs={"api_url": "/api/members/club/"},
            ),
            "expiry_date": DateTimePickerInput(),
        }


class TransformedFoodUpdateForms(forms.ModelForm):
    """
    Form for update transformedfood object
    """
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['shelf_life'].label = _('Shelf life (in hours)')

    class Meta:
        model = TransformedFood
        fields = ('name', 'owner', 'end_of_life', 'is_ready', 'order', 'shelf_life')
        widgets = {
            "owner": Autocomplete(
                model=Club,
                attrs={"api_url": "/api/members/club/"},
            ),
            "expiry_date": DateTimePickerInput(),
            "shelf_life": NumberInput(),
        }


class AddIngredientForms(forms.ModelForm):
    """
    Form for add an ingredient
    """
    fully_used = forms.BooleanField()
    fully_used.initial = True
    fully_used.required = False
    fully_used.label = _("Fully used")

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        # TODO find a better way to get pk (be not url scheme dependant)
        pk = get_current_request().path.split('/')[-1]
        self.fields['ingredients'].queryset = self.fields['ingredients'].queryset.filter(
            polymorphic_ctype__model="transformedfood",
            is_ready=False,
            end_of_life='',
        ).filter(PermissionBackend.filter_queryset(get_current_request(), TransformedFood, "change")).exclude(pk=pk)

    class Meta:
        model = TransformedFood
        fields = ('ingredients',)