Add genre_metas endpoint

fastapi_book_server/app/filters/genre.py

@@ -0,0 +1,10 @@
+from typing import Optional
+
+
+def get_genre_filter(meta: Optional[str] = None) -> dict:
+    result = {}
+
+    if meta:
+        result["meta"] = meta
+
+    return result

fastapi_book_server/app/views/genre.py

@@ -4,6 +4,7 @@ from fastapi_pagination import Params
 from fastapi_pagination.ext.ormar import paginate
 
 from app.depends import check_token, get_allowed_langs
+from app.filters.genre import get_genre_filter
 from app.models import Genre as GenreDB
 from app.serializers.genre import Genre
 from app.services.genre import GenreMeiliSearchService
@@ -19,8 +20,18 @@ PREFETCH_RELATED_FIELDS = ["source"]
 
 
 @genre_router.get("/", response_model=CustomPage[Genre], dependencies=[Depends(Params)])
-async def get_genres():
-    return await paginate(GenreDB.objects.prefetch_related(PREFETCH_RELATED_FIELDS))
+async def get_genres(genre_filter: dict = Depends(get_genre_filter)):
+    return await paginate(
+        GenreDB.objects.prefetch_related(PREFETCH_RELATED_FIELDS)
+        .filter(**genre_filter)
+        .order_by("description")
+    )
+
+
+@genre_router.get("/metas", response_model=list[str])
+async def get_genre_metas():
+    genres = await GenreDB.objects.fields("meta").values_list(flatten=True)
+    return sorted(list(set(genres)))
 
 
 @genre_router.get("/{id}", response_model=Genre)