using System.Runtime.InteropServices;

namespace WPFluent.Interop;

/// <summary>
/// Common Windows API result;
/// </summary>
internal struct HRESULT
{
    /// <summary>
    /// Operation successful.
    /// </summary>
    public const int NO_ERROR = unchecked(0x00000000);

    /// <summary>
    /// Operation successful.
    /// </summary>
    public const int NOERROR = unchecked(0x00000000);

    /// <summary>
    /// Unspecified failure.
    /// </summary>
    public const int S_FALSE = unchecked(0x00000001);
    /// <summary>
    /// Operation successful.
    /// </summary>
    public const int S_OK = unchecked(0x00000000);

    public static void Check(int hr)
    {
        if(hr >= S_OK)
        {
            return;
        }

        Marshal.ThrowExceptionForHR(hr, (IntPtr)(-1));
    }
}