package repository

import (
	"errors"
	"time"

	"github.com/jackc/pgx/v5/pgconn"
	"github.com/jackc/pgx/v5/pgtype"
)

func IsUniqueViolation(err error) bool {
	var pgErr *pgconn.PgError
	return errors.As(err, &pgErr) && pgErr.Code == "23505"
}

func ptrTimestamptz(t pgtype.Timestamptz) *time.Time {
	if !t.Valid {
		return nil
	}
	return &t.Time
}

func ptrString(t pgtype.Text) *string {
	if !t.Valid {
		return nil
	}
	return &t.String
}

func ptrInt64(v pgtype.Int8) *int64 {
	if !v.Valid {
		return nil
	}
	return &v.Int64
}