flibusta-apps/book_library_server
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Add allowed_langs filter

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This commit is contained in:
Kurbanov Bulat
2022-01-02 20:15:55 +03:00
parent cbba30f2af
commit 017cc05a19
9 changed files with 170 additions and 53 deletions
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28
fastapi_book_server/app/services/author.py
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@@ -17,7 +17,10 @@ SELECT ARRAY(
) as sml,
(
SELECT count(*) FROM book_authors
LEFT JOIN books ON (books.id = book AND books.is_deleted = 'f')
LEFT JOIN books
ON (books.id = book AND
books.is_deleted = 'f' AND
books.lang = ANY(:langs ::text[]))
WHERE author = authors.id
) as books_count
FROM authors
@@ -28,7 +31,10 @@ SELECT ARRAY(
) AND
EXISTS (
SELECT * FROM book_authors
LEFT JOIN books ON (books.id = book AND books.is_deleted = 'f')
LEFT JOIN books
ON (books.id = book AND
books.is_deleted = 'f' AND
books.lang = ANY(:langs ::text[]))
WHERE author = authors.id
)
)
@@ -45,5 +51,23 @@ class AuthorTGRMSearchService(TRGMSearchService):
GET_OBJECT_IDS_QUERY = GET_OBJECT_IDS_QUERY
GET_RANDOM_OBJECT_ID_QUERY = """
WITH filtered_authors AS (
SELECT id FROM authors
WHERE EXISTS (
SELECT * FROM book_authors
LEFT JOIN books
ON (books.id = book AND
books.is_deleted = 'f' AND
books.lang = ANY(:langs ::text[]))
WHERE author = authors.id
)
)
SELECT id FROM filtered_authors
ORDER BY RANDOM() LIMIT 1;
"""
class GetRandomAuthorService(GetRandomService):
MODEL_CLASS = Author
GET_RANDOM_OBJECT_ID_QUERY = GET_RANDOM_OBJECT_ID_QUERY