init

internal/db/time.go

@@ -0,0 +1,38 @@
+package db
+
+import (
+	"database/sql"
+	"fmt"
+	"strings"
+	"time"
+)
+
+type rowScanner interface {
+	Scan(dest ...any) error
+}
+
+func formatTimestamp(value time.Time) string {
+	return value.UTC().Format(time.RFC3339)
+}
+
+func parseTimestamp(raw string) (time.Time, error) {
+	parsed, err := time.Parse(time.RFC3339, raw)
+	if err != nil {
+		return time.Time{}, fmt.Errorf("parse timestamp %q: %w", raw, err)
+	}
+
+	return parsed.UTC(), nil
+}
+
+func parseNullableTimestamp(raw sql.NullString) (*time.Time, error) {
+	if !raw.Valid || strings.TrimSpace(raw.String) == "" {
+		return nil, nil
+	}
+
+	parsed, err := parseTimestamp(raw.String)
+	if err != nil {
+		return nil, err
+	}
+
+	return &parsed, nil
+}