add transaction for creating tvshow and episodes

core/internal/repository/tvshow.go

@@ -0,0 +1,38 @@
+package repository
+
+import (
+	"context"
+	"github.com/jackc/pgx/v5"
+	"log/slog"
+
+	"github.com/zepyrshut/rating-orama/internal/scraper"
+	"github.com/zepyrshut/rating-orama/internal/sqlc"
+)
+
+func (r *pgxRepository) CreateTvShowWithEpisodes(ctx context.Context, tvShow sqlc.CreateTVShowParams, episodes []scraper.Episode) ([]sqlc.Episode, error) {
+	var sqlcEpisodes []sqlc.Episode
+	err := r.execTx(ctx, func(tx pgx.Tx) error {
+		qtx := r.WithTx(tx)
+		tvShow, err := qtx.CreateTVShow(ctx, tvShow)
+		if err != nil {
+			return err
+		}
+
+		slog.Info("episodes lenght", "episodes", len(episodes))
+
+		for _, episode := range episodes {
+			sqlcEpisodeParams := episode.ToEpisodeParams(tvShow.ID)
+			slog.Info("creating episode", "episode", sqlcEpisodeParams)
+			episode, err := qtx.CreateEpisodes(ctx, sqlcEpisodeParams)
+			if err != nil {
+				return err
+			}
+
+			sqlcEpisodes = append(sqlcEpisodes, episode)
+		}
+
+		return nil
+	})
+
+	return sqlcEpisodes, err
+}