private static async Task <string> GetResolutionExtensionAsync(string url)
{
DEVMODE devMode = default;
devMode.dmSize = (short)Marshal.SizeOf(devMode);
NativeMethods.EnumDisplaySettings(null, ENUM_CURRENT_SETTINGS, ref devMode);
var widthByHeight = devMode.dmPelsWidth + "x" + devMode.dmPelsHeight;
var potentialExtension = $"_{widthByHeight}.jpg";
if (await WebsiteExistsAsync(url + potentialExtension))
{
logger.Information($"Background for {widthByHeight} found.");
return(potentialExtension);
}
logger.Information($"No background for {widthByHeight} was found. Using 1920x1080 instead.");
return("_1920x1080.jpg");
}
internal static extern bool EnumDisplaySettings(string deviceName, int modeNum, ref DEVMODE devMode);
