public async Task <Stream> DownloadImageAsync(int itemId, int imageIndex, SimaLandImageSize imageSize)
{
if (itemId < 0)
{
throw new ArgumentOutOfRangeException(nameof(itemId));
}
if (imageIndex < 0)
{
throw new ArgumentOutOfRangeException(nameof(imageIndex));
}
if (!Enum.IsDefined(typeof(SimaLandImageSize), imageSize))
{
throw new InvalidEnumArgumentException(nameof(imageSize), (int)imageSize, typeof(SimaLandImageSize));
}
await AuthorizeAsync();
var itemResponse = await _apiClient.GetItemAsync(itemId);
var basePhotoUri = new Uri(itemResponse.BasePhotoUrl);
var photoUri = new Uri(basePhotoUri, $"{imageIndex}/{imageSize.GetEnumMemberValue()}");
var httpResponseMessage = await _httpClient.GetAsync(photoUri);
httpResponseMessage.EnsureSuccessStatusCode();
var imageStream = await httpResponseMessage.Content.ReadAsStreamAsync();
return(imageStream);
}
private async Task <SKBitmap> GetImageAsync(int itemId, int imageIndex, SimaLandImageSize imageSize)
{
await using var stream = await _simaLandService.DownloadImageAsync(itemId, imageIndex, imageSize);
return(SKBitmap.Decode(stream));
}
