from django import forms
from django.urls import reverse
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Submit
from leaflet.forms.widgets import LeafletWidget

from .models import CaseStudy


class BaseCaseStudyForm(forms.ModelForm):
    """Base form class for the CaseStudy model."""
    def __init__(self, *args, **kwargs):
        super(BaseCaseStudyForm, self).__init__(*args, **kwargs)
        self.helper = FormHelper()
        self.helper.form_id = 'case-study-form'
        self.helper.form_class = 'form-horizontal'
        self.helper.form_method = 'post'
        self.helper.form_action = 'add'
        self.helper.label_class = 'col-lg-2'
        self.helper.field_class = 'col-lg-8'
        self.helper.add_input(Submit('submit', 'Submit'))

    class Meta:
        model = CaseStudy
        fields = '__all__'
        widgets = {'location': LeafletWidget(attrs={})}


class ShortCaseStudyForm(BaseCaseStudyForm):
    """Short version of the CaseStudy form."""

    def __init__(self, *args, **kwargs):
        super(ShortCaseStudyForm, self).__init__(*args, **kwargs)
        self.helper.form_action = reverse('short-form')

    class Meta(BaseCaseStudyForm.Meta):
        fields = [
            'entry_name',
            'location',
            'sector_of_economy',
            'positive_or_negative',
            'country',
            'area_of_land',
            'land_ownership',
            'land_ownership_details',
            'location_context',
            'type_of_ecosystem',
            'describe_ecosystem',
            'affects_indigenous',
            'affects_indigenous_detail',
            'project_status',
            'synopsis',
            'full_description',
            'image',
            'community_voices'
        ]


class LongCaseStudyForm(BaseCaseStudyForm):
    """Long version of the CaseStudy form."""
    def __init__(self, *args, **kwargs):
        super(LongCaseStudyForm, self).__init__(*args, **kwargs)
        self.helper.form_action = reverse('long-form')

    class Meta(BaseCaseStudyForm.Meta):
        fields = '__all__'