public static async Task <IActionResult> IdentifyAudience([HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequest req, ILogger log)
{
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var data = JsonConvert.DeserializeObject <AudienceRequest>(requestBody);
var response = new AudienceResponse();
try
{
// Decode data from Base64
byte[] imageBytes = Convert.FromBase64String(data.Image);
// Process the image
using (Stream stream = new MemoryStream(imageBytes))
{
var members = await FaceService.DetectMembers(stream, DateTime.Now);
if (members.Count > 0)
{
// Storage the results
var token = new System.Threading.CancellationToken();
var location = !string.IsNullOrEmpty(data.Location) ? data.Location : DefaultLocationId;
await storage.WriteAsync(location, members, token);
response.Audience = MemberUtils.CreateAudience(members);
response.StatusCode = (int)HttpStatusCode.OK;
return(new OkObjectResult(response));
}
}
}
catch (Exception ex)
{
response.Message = ex.Message;
response.StatusCode = (int)HttpStatusCode.InternalServerError;
return(new BadRequestObjectResult(response));
}
response.Message = "Unable to detect faces.";
response.StatusCode = (int)HttpStatusCode.BadRequest;
return(new BadRequestObjectResult(response));
}
public static async Task <IActionResult> AudienceHistory([HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequest req, ILogger log)
{
string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
var data = JsonConvert.DeserializeObject <AudienceHistoryRequest>(requestBody);
var response = new AudienceResponse();
try
{
var endDate = (data.EndDate != default(DateTime)) ? data.EndDate : DateTime.Now;
var startDate = (data.StartDate != default(DateTime)) ? data.StartDate : endDate.Subtract(TimeSpan.FromMinutes(data.Minutes));
var token = new System.Threading.CancellationToken();
var locations = data.Locations;
List <Member> collection;
if (data.UniqueMembersOnly)
{
collection = await storage.UniqueMembersTimeSpan(startDate, endDate, locations, token);
}
else
{
collection = await storage.QueryTimeSpan(startDate, endDate, locations, token);
}
response.Audience = MemberUtils.CreateAudience(collection);
response.StatusCode = (int)HttpStatusCode.OK;
return(new OkObjectResult(response));
}
catch (Exception ex)
{
response.Message = ex.Message;
response.StatusCode = (int)HttpStatusCode.InternalServerError;
return(new BadRequestObjectResult(response));
}
}