from django import forms
from django.urls import reverse_lazy

from crispy_forms.helper import FormHelper
from crispy_forms.layout import Submit, Button
from crispy_forms.bootstrap import FormActions

from core import utils
from .models import Customer, DummyLocation, Location


class CustomerForm(forms.ModelForm):
    class Meta:
        model = Customer
        fields = ("name", "description")

    def __init__(self, *args, **kwargs):
        super(CustomerForm, self).__init__(*args, **kwargs)

        self.helper = FormHelper(self)
        self.helper.attrs = {
            "hx-post": reverse_lazy("customer_create"),
            "id": "customer-form",
        }
        self.helper.layout.append(
            FormActions(
                Submit("save", "Save"),
                Button(
                    "cancel",
                    "Cancel",
                    css_class="btn btn-secondary",
                    onclick="closeModal()",
                ),
            )
        )


class LocationForm(forms.ModelForm):
    class Meta:
        model = Location
        fields = ("name", "customer")

    def __init__(self, *args, **kwargs):
        user = kwargs.pop("user")
        super(LocationForm, self).__init__(*args, **kwargs)
        """
        If the user is not a superuser it's always assigned to a customer which
        we can use to assign to the field.
        """
        self.fields["customer"].queryset = utils.objects_for_allowed_customers(
            Customer, user=user
        )

        self.helper = FormHelper(self)
        self.helper.attrs = {
            "hx-post": reverse_lazy("htmx_create_location"),
            "id": "location-form",
        }
        self.helper.layout.append(
            FormActions(
                Submit("save_location", "Save"),
                Button(
                    "cancel",
                    "Cancel",
                    css_class="btn btn-secondary",
                    onclick="closeModal()",
                ),
            )
        )


class DummyLocationForm(forms.ModelForm):
    class Meta:
        model = DummyLocation
        fields = ("location",)