from django.contrib import admin
from django.contrib.gis.admin import OSMGeoAdmin
from django.contrib.gis.db.models import PointField
from .models import APClass, AP, Sighting

from photos.forms import GalleryForm
from utils.util import get_latlon
from utils.widgets import CustomSelectMultiple, LGEntryForm
from .forms import SightingsForm
from mapwidgets.widgets import GooglePointFieldInlineWidget

class GalleryFormPlus(GalleryForm):
    def __init__(self, *args, **kwargs):
        super(GalleryFormPlus, self).__init__(*args, **kwargs)
        self.base_fields['seen_by'].widget = CustomSelectMultiple()
    
    class Meta:
        model = Sighting
        fields = '__all__' 


@admin.register(APClass)
class APClassAdmin(admin.ModelAdmin):
    list_display = ('common_name', 'scientific_name', 'kind')
    list_filter = ('kind',)


class SightingInline(admin.StackedInline):
    model = Sighting
    extra = 1
    formfield_overrides = {
        PointField: {"widget": GooglePointFieldInlineWidget}
    }


@admin.register(AP)
class APAdmin(admin.ModelAdmin):
    form = LGEntryForm
    inlines = [
        SightingInline,
    ]
    list_display = ('pk', 'common_name', 'scientific_name', 'kind', 'code', 'apclass')
    list_filter = ('apclass__kind', 'apclass')
    search_fields = ['common_name', 'scientific_name']

    class Media:
        js = ('image-loader.js', 'next-prev-links.js')


@admin.register(Sighting)
class SightingAdmin(OSMGeoAdmin):
    form = SightingsForm
    list_filter = (('location', admin.RelatedOnlyFieldListFilter),)
    list_display = ('ap', 'location')
    # options for OSM map Using custom ESRI topo map
    lat, lon = get_latlon()
    default_lon = lon
    default_lat = lat
    default_zoom = 13
    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 = ('next-prev-links.js',)