async Task <IReadOnlyList <HeroGuide> > GetGuides(IReadOnlyList <Hero> heroes)
{
return((await Task.WhenAll(heroes.Select(TryGetHeroGuideAsync)))
.WhereNotNull()
.ToList());
async Task <HeroGuide?> TryGetHeroGuideAsync(Hero hero)
{
try
{
var result = await repository.GetHeroGuideAsync(hero, applicationHostLifetime.ApplicationStopping);
logger.LogInformation("Hero guide for found for : {Id}", hero.Id);
return(result);
}
catch (Exception exception)
{
logger.LogError(exception, "Failed loading hero guide of {Id}", hero.Id);
return(null);
}
}
}
