u

src/providers/sqlite3/queries/category.js

@@ -79,7 +79,13 @@ WITH RECURSIVE tree AS (
 SELECT
   t.id, t.parent_id AS parentId, t.sort, ct.name, ct.slug,
   p.hash AS fullHash, p.thumbw AS thumbW, p.thumbh AS thumbH,
-  p.thumbhash AS thumbHash
+  p.thumbhash AS thumbHash,
+  (
+    SELECT COUNT(*)
+    FROM categoryarticle ca
+    INNER JOIN article a ON a.id = ca.article_id
+    WHERE ca.category_id = t.id AND a.parentarticle_id IS NULL
+  ) AS articleCount
 FROM tree t
 LEFT JOIN categorytext ct
   ON ct.category_id = t.id AND ct.language_id = @languageId
@@ -89,4 +95,17 @@ LEFT JOIN pic p ON p.id = (
   ORDER BY cp.sort, cp.id LIMIT 1
 )
 ORDER BY t.sort, t.id
+`;
+
+export const COUNT_ARTICLES_IN_TREE = `
+WITH RECURSIVE tree AS (
+  SELECT id FROM category WHERE id = @rootId
+  UNION ALL
+  SELECT c.id FROM category c INNER JOIN tree t ON c.parent_id = t.id
+)
+SELECT COUNT(DISTINCT ca.article_id) AS total
+FROM categoryarticle ca
+INNER JOIN article a ON a.id = ca.article_id
+WHERE ca.category_id IN (SELECT id FROM tree)
+  AND a.parentarticle_id IS NULL
 `;