public async Task <IActionResult> Index(string id)
{
var assetData = await _assetsRepository.GetAssetsDataAsync(id);
if (assetData == null)
{
assetData = await _coinprismReader.GetAssetDataAsync(id);
await _assetsRepository.WriteAssetsDataAsync(assetData);
}
var model = new AssetsViewModel
{
Asset = assetData
};
return(View(model));
}