namespace ZB.MOM.WW.OtOpcUa.Host.Domain
{
    /// <summary>
    ///     Maps Galaxy security classification values to OPC UA write access decisions.
    ///     See gr/data_type_mapping.md for the full mapping table.
    /// </summary>
    public static class SecurityClassificationMapper
    {
        /// <summary>
        ///     Determines whether an attribute with the given security classification should allow writes.
        /// </summary>
        /// <param name="securityClassification">The Galaxy security classification value.</param>
        /// <returns>
        ///     <see langword="true" /> for FreeAccess (0), Operate (1), Tune (4), Configure (5);
        ///     <see langword="false" /> for SecuredWrite (2), VerifiedWrite (3), ViewOnly (6).
        /// </returns>
        public static bool IsWritable(int securityClassification)
        {
            switch (securityClassification)
            {
                case 2: // SecuredWrite
                case 3: // VerifiedWrite
                case 6: // ViewOnly
                    return false;
                default:
                    return true;
            }
        }
    }
}