from functools import wraps
from django.urls import path, re_path , include
from django.views.decorators.cache import cache_page
from django.views.decorators.vary import vary_on_headers
from rest_framework.routers import SimpleRouter
from .views import *
from .views_admin import *

# Helper function to cache public views
def cached_view(view_func):
    return cache_page(60 * 60 * 2, key_prefix='podcast_api')(vary_on_headers('Accept-Language')(view_func))

# Helper to conditionally cache list views (bypasses cache when is_bookmark=true or in_playlist=true)
def conditional_cached_view(timeout, key_prefix):
    def decorator(view_func):
        cached_func = cache_page(timeout, key_prefix=key_prefix)(vary_on_headers('Accept-Language')(view_func))
        @wraps(view_func)
        def _wrapped_view(request, *args, **kwargs):
            is_bookmark = (request.GET.get('is_bookmark') or request.GET.get('is_bookmarked') or '').lower()
            in_playlist = request.GET.get('in_playlist', '').lower()
            if is_bookmark in ('true', '1') or in_playlist in ('true', '1'):
                return view_func(request, *args, **kwargs)
            return cached_func(request, *args, **kwargs)
        return _wrapped_view
    return decorator

admin_router = SimpleRouter()
admin_router.register(r'podcasts', AdminPodcastViewSet, basename='admin-podcast')
admin_router.register(r'playlists', AdminPodcastPlaylistViewSet, basename='admin-podcast-playlist')
admin_router.register(r'categories', AdminPodcastCategoryViewSet, basename='admin-podcast-category')
admin_router.register(r'collections', AdminPodcastCollectionViewSet, basename='admin-podcast-collection')

# Hide admin viewsets from swagger
for prefix, viewset, basename in admin_router.registry:
    viewset.swagger_schema = None

dovodi_router = SimpleRouter()
dovodi_router.register(r'categories', DovodiPodcastCategoryViewSet, basename='dovodi-podcast-category')
dovodi_router.register(r'collections', DovodiPodcastCollectionViewSet, basename='dovodi-podcast-collection')
dovodi_router.register(r'items', DovodiPodcastItemViewSet, basename='dovodi-podcast-item')

app_name = 'podcast'

urlpatterns = [
    path('admin/', include(admin_router.urls)),
    path('dovodi/', include(dovodi_router.urls)),
    path('categories/', cached_view(PodcastCategoryListAPIView.as_view()), name='category-list'),
    path('pinned-collections/', cached_view(PinnedPodcastCollectionListView.as_view()), name='pinned-collection-list'),
    path('collections/', cached_view(MiddlePodcastCollectionListView.as_view()), name='collection-list'),

    path('list/', conditional_cached_view(60 * 30, 'podcast_list')(PodcastListAPIView.as_view()), name='podcast-list'),
    re_path(r'detail/(?P<slug>[\w-]+)/$', PodcastDetailAPIView.as_view(), name='podcast-detail'),

    # User playlist endpoints
    path('user-playlist/', UserPlaylistCreateAPIView.as_view(), name='user-playlist-create'),
    path('user-playlist/list/', UserPlaylistListAPIView.as_view(), name='user-playlist-list'),


]