/// <summary>
/// Converts the content in <paramref name="data"/> to the format
/// specified in <paramref name="format"/>.
/// </summary>
/// <remarks>
/// This method will make a copy of the data even if the format is not
/// changed.
/// </remarks>
/// <param name="data">The data to convert to.</param>
/// <param name="format">The format to convert.</param>
public static IRomData ConvertTo(this IRomData data, ERomFormat format)
{
Guard.IsNotNull(data, nameof(data));
byte[] copy = new byte[data.Length];
data.GetData().CopyTo(copy);
ConvertTo(format, copy);
return(RomData.LoadRom(copy));
}
/// <summary>
/// Converts the content in <paramref name="data"/> to the format
/// specified in <paramref name="format"/>.
/// </summary>
/// <remarks>
/// This method will make a copy of the data even if the format is not
/// changed.
/// </remarks>
/// <param name="data">The data to convert to.</param>
/// <param name="format">The format to convert.</param>
/// <param name="cancellationToken">The cancellation token.</param>
public static async ValueTask <IRomData> ConvertToAsync(this IRomData data, ERomFormat format, CancellationToken cancellationToken = default)
{
Guard.IsNotNull(data, nameof(data));
byte[] copy = new byte[data.Length];
var src = await data.GetDataAsync();
src.CopyTo(copy);
ConvertTo(format, copy);
return(await RomData.LoadRomAsync(copy, cancellationToken));
}
static async ValueTask <EInputBlockResult> ConvertAsync(IRomData data, ERomFormat format)
{
FileInfo output;
EraseLine();
if (data.Header.Format == format)
{
Console.WriteLine();
Console.WriteLine("The ROM data is already in the correct format.");
if (data is not RomFile)
{
output = new FileInfo(data.GetFilename());
await data.SaveAsync(output);
Console.WriteLine($"File saved to {output.FullName}");
}
// If it is a RomFile, the file already exists. Do nothing.
return(EInputBlockResult.Success);
}
output = data is RomFile rf
? rf.File.WithExtension(RomHeader.GetFormatExtension(format))
: new FileInfo(data.GetFilename());
var converted = await data.ConvertToAsync(format);
if (await PromptOverwriteIfExistsAsync(output) != EInputBlockResult.Success)
{
return(EInputBlockResult.Failed);
}
await converted.SaveAsync(output);
Console.WriteLine($"File saved to {output.FullName}");
return(EInputBlockResult.Success);
