from django.contrib import admin
from django.contrib.gis.admin import OSMGeoAdmin
from django.conf.urls import patterns
from django.conf.urls import url
from django.utils.translation import ungettext, ugettext_lazy as _
from photos.models import Photo, PhotoGallery, LuxImage, Gallery
from django.shortcuts import render
from django.contrib.admin import helpers
from django.http import HttpResponseRedirect


from .forms import UploadZipForm


class LuxImageAdmin(OSMGeoAdmin):
    list_display = ('pk', 'admin_thumbnail', 'pub_date',)
    list_filter = ('pub_date',)
    search_fields = ['title', 'caption']

admin.site.register(LuxImage, LuxImageAdmin)


class GalleryAdmin(OSMGeoAdmin):
    list_display = ('title', 'location', 'pub_date')
    list_filter = ('location',)

    def get_urls(self):
        urls = super(GalleryAdmin, self).get_urls()
        custom_urls = [
            url(
                r'^upload_zip/$',
                self.admin_site.admin_view(self.upload_zip),
                name='upload_zip'
            )
        ]
        return custom_urls + urls

    def upload_zip(self, request):
        context = {
            'title': _('Upload a zip archive of photos'),
            'app_label': self.model._meta.app_label,
            'opts': self.model._meta,
            'has_change_permission': self.has_change_permission(request)
        }

        # Handle form request
        if request.method == 'POST':
            form = UploadZipForm(request.POST, request.FILES)
            if form.is_valid():
                form.save(request=request)
                return HttpResponseRedirect('..')
        else:
            form = UploadZipForm()
        context['form'] = form
        context['adminform'] = helpers.AdminForm(form,
                                                 list([(None, {'fields': form.base_fields})]),
                                                 {})
        return render(request, 'admin/upload_zip.html', context)

admin.site.register(Gallery, GalleryAdmin)


class PhotoAdmin(OSMGeoAdmin):
    list_display = ('title', 'admin_thumbnail', 'flickr_id', 'pub_date',)
    list_filter = ('pub_date',)
    search_fields = ['title', 'description']
    fieldsets = (
        (None, {
            'fields': (
                ('title', 'description'),
                'pub_date',
                'tags',
                ('lat', 'lon')
            )
        }),
        ('Exif Data', {
            'fields': (
                'exif_aperture',
                'exif_exposure',
                'exif_iso',
                'exif_focal_length',
                'exif_lens',
                'exif_date',
                'exif_make',
                'exif_model'
            ),
            'classes': ('collapse')
        }),
        ('Flickr Data', {
            'fields': (
                'flickr_id',
                'flickr_owner',
                'flickr_farm',
                'flickr_server',
                'flickr_secret',
                'flickr_originalsecret'
            ),
            'classes': ('collapse')
        }),
    )

    # Options for OSM map Using custom ESRI topo map
    default_lon = -9285175
    default_lat = 4025046
    default_zoom = 6
    units = True
    scrollable = False
    map_width = 700
    map_height = 425
    map_template = 'gis/admin/osm.html'
    openlayers_url = '/static/admin/js/OpenLayers.js'


admin.site.register(Photo, PhotoAdmin)


class PhotoGalleryAdmin(OSMGeoAdmin):
    list_display = ('set_title', 'region', 'location', 'pub_date')
    list_filter = ('region', 'location')
    fieldsets = (
        (None, {
            'fields': (
                ('set_id', 'set_title', 'set_desc'),
                'set_slug',
                'primary',
                'location',
                'region',
                'photos',
                'pub_date'
            )
        }),
    )

    def get_urls(self):
        urls = super(PhotoGalleryAdmin, self).get_urls()
        custom_urls = [
            url(
                r'^upload_zip/$',
                self.admin_site.admin_view(self.upload_zip),
                name='upload_zip'
            )
        ]
        return custom_urls + urls

    def upload_zip(self, request):
        context = {
            'title': _('Upload a zip archive of photos'),
            'app_label': self.model._meta.app_label,
            'opts': self.model._meta,
            'has_change_permission': self.has_change_permission(request)
        }

        # Handle form request
        if request.method == 'POST':
            form = UploadZipForm(request.POST, request.FILES)
            if form.is_valid():
                form.save(request=request)
                return HttpResponseRedirect('..')
        else:
            form = UploadZipForm()
        context['form'] = form
        context['adminform'] = helpers.AdminForm(form,
                                                 list([(None, {'fields': form.base_fields})]),
                                                 {})
        return render(request, 'admin/upload_zip.html', context)

admin.site.register(PhotoGallery, PhotoGalleryAdmin)