public async Task <FruitResource> GetFruitAsync(int fruitId)
{
// Note: In the real world, we'd use a caching interface that supports GetOrAddAsync<T> for atomicity
const string region = nameof(CachingFruitService) + "|" + nameof(GetFruitAsync);
var key = region + fruitId;
var cached = await _cache.GetStringAsync(key);
FruitResource result;
if (cached != null)
{
_logger.LogInformation("Cached fruit found", fruitId);
result = JsonConvert.DeserializeObject <FruitResource>(cached);
}
else
{
_logger.LogInformation("Cached fruit not found, retrieving from data store", fruitId);
result = _dataLayer.GetFruit(fruitId);
await _cache.SetStringAsync(key, JsonConvert.SerializeObject(result));
}
return(_mapper.Map <FruitResource>(result));
}
public IActionResult GetFruit(int Id)
{
return(View(_service.GetFruit(Id)));
}
