public IActionResult Execute([HttpTrigger(AuthorizationLevel.Function, "get", Route = null)]
HttpRequest req,
ILogger log)
{
try
{
var mapKey = req.Query["key"].FirstOrDefault();
var location = _locations.SingleOrDefault(x => x.Key == mapKey);
if (location == null)
{
return(new NotFoundResult());
}
var outputBytes = _cache.GetOrCreate(location.Key, entry => _generator.GetImageFor(location.ImageLocation));
return(new FileContentResult(outputBytes, "image/jpeg"));
}
catch (Exception ex)
{
log.LogError(ex.ToString());
throw;
}
}