Add sampleRate to the DB

db/migrations/20240511210036_add_sample_rate.go

@@ -0,0 +1,29 @@
+package migrations
+
+import (
+	"context"
+	"database/sql"
+
+	"github.com/pressly/goose/v3"
+)
+
+func init() {
+	goose.AddMigrationContext(upAddSampleRate, downAddSampleRate)
+}
+
+func upAddSampleRate(ctx context.Context, tx *sql.Tx) error {
+	_, err := tx.ExecContext(ctx, `
+alter table media_file
+    add sample_rate integer not null default 0;
+
+create index if not exists media_file_sample_rate
+	on media_file (sample_rate);
+`)
+	notice(tx, "A full rescan should be performed to pick up additional tags")
+	return err
+}
+
+func downAddSampleRate(ctx context.Context, tx *sql.Tx) error {
+	_, err := tx.ExecContext(ctx, `alter table media_file drop sample_rate;`)
+	return err
+}