from django.contrib import admin
from django import forms
from django.contrib.gis.admin import OSMGeoAdmin
from django.contrib.contenttypes.admin import GenericStackedInline

from utils.widgets import AdminImageWidget, LGEntryForm
from .models import Post

from media.models import LuxImage
from utils.util import get_latlon


@admin.register(Post)
class PostAdmin(OSMGeoAdmin):
    form = LGEntryForm

    def get_queryset(self, request):
        test_model_qs = super(PostAdmin, self).get_queryset(request)
        test_model_qs = test_model_qs.prefetch_related('related').prefetch_related('books')

        return test_model_qs

    def render_change_form(self, request, context, *args, **kwargs):
        #context['adminform'].form.fields['featured_image'].queryset = LuxImage.objects.all()[:200]
        return super(PostAdmin, self).render_change_form(request, context, *args, **kwargs)

    def formfield_for_dbfield(self, db_field, **kwargs):
        if db_field.name == 'thumbnail' or db_field.name == 'image':
            field = forms.FileField(widget=AdminImageWidget)
        elif db_field.name == 'meta_description':
            field = forms.CharField(widget=forms.Textarea(attrs={'rows': 4, 'cols': 75}))
            field.required = False
        else:
            field = super(PostAdmin, self).formfield_for_dbfield(db_field, **kwargs)
        return field

    list_display = ('title', 'site', 'post_type', 'pub_date', 'template_name', 'status',)
    search_fields = ['title', 'body_markdown']
    prepopulated_fields = {"slug": ('title',)}
    list_filter = ('site', 'post_type', 'pub_date', 'enable_comments', 'status')
    filter_horizontal = ('related', 'books', 'field_notes')
    fieldsets = (
        ('Entry', {
            'fields': (
                ('title', 'short_title'),
                'subtitle',
                'body_markdown',
                ('pub_date', 'status', 'post_type'),
                ('slug', 'enable_comments',),
                'point',
                'dek',
                'meta_description',
                'template_name',
                ('featured_image','related'),
                'site'
            ),
            'classes': (
                'show',
                'extrapretty',
                'wide'
            )
        }
        ),
        ('Extras', {
            'fields': (
                'books', 
                'field_notes',
                ('has_video', 'disclaimer',),
                'topics',
                'prologue_markdown',
                'epilogue_markdown',
                'originally_published_by',
                'originally_published_by_url',
            ),
            'classes': (
                'collapse',
            )
        }),
    )
    # options for OSM map Using custom ESRI topo map
    lat, lon = get_latlon()
    default_lon = lon
    default_lat = lat
    default_zoom = 10
    units = True
    scrollable = False
    map_width = 700
    map_height = 425
    map_template = 'gis/admin/osm.html'
    openlayers_url = '/static/admin/js/OpenLayers.js'

    class Media:
        js = ('image-loader.js', 'product-loader.js', 'next-prev-links.js')
        css = {
            "all": ("my_styles.css",)
        }