private static async Task <bool> ApplyCarSkin(CarObject car, string skinChecksum)
{
return(await Task.Run(() => {
var skinFile = FilesStorage.Instance.GetTemporaryFilename("RaceU", "Skins", car.Id, skinChecksum);
if (!File.Exists(skinFile))
{
return false;
}
var destination = Path.Combine(car.SkinsDirectory, skinChecksum);
if (Directory.Exists(destination))
{
return true;
}
FileUtils.EnsureDirectoryExists(destination);
RaceUTemporarySkinsHelper.MarkForFutherRemoval(destination);
using (var stream = File.OpenRead(skinFile))
using (var archive = new ZipArchive(stream)) {
archive.ExtractToDirectory(destination);
}
return true;
}));
}
public void applySkinsAsync(string carId, string[] skinChecksums, IJavascriptCallback callback)
{
ActionExtension.InvokeInMainThreadAsync(async() => {
var car = await CarsManager.Instance.GetByIdAsync(carId);
if (car == null)
{
callback?.ExecuteAsync($"Car with ID={carId} is missing");
return;
}
using (CarsManager.Instance.IgnoreChanges()) {
var applied = (await skinChecksums.Select(x => ApplyCarSkin(car, x)).WhenAll(4)).Count(x => x);
if (applied < skinChecksums.Length)
{
var existingSkins = (await car.EnabledOnlySkins.Select(async x => new {
checksum = await TryGetCarSkinChecksumAsync(x),
skin = x
}).WhenAll(4)).NonNull().ToList();
foreach (var entry in existingSkins.Where(x => skinChecksums.Contains(x.checksum)))
{
var destination = Path.Combine(car.SkinsDirectory, entry.checksum);
if (!Directory.Exists(destination))
{
RaceUTemporarySkinsHelper.MarkForFutherRemoval(destination);
Directory.CreateDirectory(destination);
foreach (var file in GetSkinFiles(entry.skin))
{
FileUtils.HardLinkOrCopyRecursive(file.FullName, Path.Combine(destination, file.FullName));
}
}
++applied;
}
}
callback?.ExecuteAsync(null, applied);
}
});
}