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sqlite.go

@@ -364,6 +364,62 @@ func (s *sqliteStore) searchFTS(ctx context.Context, query string, limit uint64)
 	return results, nil
 }
 
+func (s *sqliteStore) listRecent(ctx context.Context, tag, repo, host string, limit uint64) ([]flashcardSummary, error) {
+	if limit == 0 {
+		limit = 20
+	}
+
+	q := `SELECT f.public_id, f.version, f.note, f.host, f.user, f.tags, f.repos, f.created
+		 FROM flashcard f
+		 WHERE f.version = (SELECT MAX(f2.version) FROM flashcard f2 WHERE f2.public_id = f.public_id)
+		 AND f.delete_timestamp IS NULL
+		 AND f.public_id != 0`
+	var args []any
+
+	if tag != "" {
+		q += ` AND f.tags LIKE ?`
+		args = append(args, `%"`+tag+`"%`)
+	}
+	if repo != "" {
+		q += ` AND f.repos LIKE ?`
+		args = append(args, `%"`+repo+`"%`)
+	}
+	if host != "" {
+		q += ` AND f.host = ?`
+		args = append(args, host)
+	}
+
+	q += ` ORDER BY f.created DESC LIMIT ?`
+	args = append(args, limit)
+
+	rows, err := s.db.QueryContext(ctx, q, args...)
+	if err != nil {
+		return nil, fmt.Errorf("list recent: %w", err)
+	}
+	defer rows.Close()
+
+	var summaries []flashcardSummary
+	for rows.Next() {
+		var s flashcardSummary
+		var tagsJSON, reposJSON *string
+		if err := rows.Scan(&s.PublicID, &s.Version, &s.Note, &s.Host, &s.User, &tagsJSON, &reposJSON, &s.Created); err != nil {
+			return nil, fmt.Errorf("scan: %w", err)
+		}
+		if tagsJSON != nil {
+			json.Unmarshal([]byte(*tagsJSON), &s.Tags)
+		}
+		if reposJSON != nil {
+			json.Unmarshal([]byte(*reposJSON), &s.Repos)
+		}
+		s.URL = fmt.Sprintf("/api/v1/flashcards/%d", s.PublicID)
+		summaries = append(summaries, s)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("rows: %w", err)
+	}
+	return summaries, nil
+}
+
 func (s *sqliteStore) close() error {
 	return s.db.Close()
 }