1

internal/handlers/category_i18n.go

@@ -0,0 +1,35 @@
+package handlers
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+// EnsureCategoryI18nColumns adds per-locale category name/description columns.
+func EnsureCategoryI18nColumns(ctx context.Context, pool *pgxpool.Pool) error {
+	_, err := pool.Exec(ctx, `
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_zh TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_en TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_ja TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_ko TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_vi TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_id TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS name_ms TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_zh TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_en TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_ja TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_ko TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_vi TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_id TEXT;
+		ALTER TABLE categories ADD COLUMN IF NOT EXISTS description_ms TEXT`)
+	if err != nil {
+		return err
+	}
+	_, err = pool.Exec(ctx, `
+		UPDATE categories SET name_zh = COALESCE(NULLIF(name_zh, ''), NULLIF(name_zh_cn, ''), name_zh_tw)
+			WHERE COALESCE(name_zh, '') = '';
+		UPDATE categories SET description_zh = COALESCE(description_zh, description_zh_tw)
+			WHERE description_zh IS NULL`)
+	return err
+}