private async Task <bool> UpdateOnceFromWebService(bool alreadyUpdatedFromWS)
{
if (!alreadyUpdatedFromWS)
{
await _coinService.Get();
alreadyUpdatedFromWS = true;
}
return(alreadyUpdatedFromWS);
}
public async Task <ContentResult> Get(
[FromServices] IConfiguration config,
[FromServices] IMemoryCache cache)
{
string valorJSON = await cache.GetOrCreateAsync <string>(
"Cotacoes", async context =>
{
context.SetAbsoluteExpiration(TimeSpan.FromSeconds(20));
context.SetPriority(CacheItemPriority.High);
var result = await _service.Get();
return(result);
});
return(Content(valorJSON, "application/json"));
}
