static async Task <Tuple <List <Face>, List <User> > > FaceIdentification(FaceIdentificationContext appContext)
{
var IReturn = new Tuple <List <Face>, List <User> >(new List <Face>(), new List <User>());
if (appContext.ImageUrl == null)
{
throw new ErrorMsg("imageDoesntExist", "image not found maybe link is not attached ");
}
List <Face> Faces = await FaceService.FaceDetection(appContext.ImageUrl);
string personGroupId = MappingService.GetFromMapping(appContext.AppID, appContext.Context.Id); //get from mapping
if (MappingService.IsPersonGroupExist(appContext.AppID, appContext.Context.Id)) //check if context has group ? get groupID : return detection in faces and emty users
{
IReturn = await FaceService.Identify(personGroupId, Faces, appContext);
}
IReturn = Tuple.Create(Faces, new List <User>());
StorageService.uploadImageAsync(appContext.ImageUrl, ImageType.Url, appContext.AppID, appContext.Context.Id);
return(IReturn);
}
public async static Task Register(FaceRegistrationContext appContext) //input : group name, persons names
{
string GroupId;
if (MappingService.IsPersonGroupExist(appContext.AppId, appContext.Context.Id))
{
GroupId = MappingService.GetFromMapping(appContext.AppId, appContext.Context.Id);
}
else
{//creat group
Guid g = Guid.NewGuid();
GroupId = g.ToString();
await FaceService.CreatePersonGroup(GroupId, appContext.Context.Name);
await MappingService.InsertNewPersonGroup(appContext.AppId, appContext.Context.Id, GroupId);
}
//creat n persons
string ImgURL = StorageService.GetImageUrl(appContext.AppId, appContext.Context.Id); //mapping get img using appid,contextid
if (ImgURL == "")
{
throw new ErrorMsg("InvalidURL", "Failed to download from target server. Remote server error returned.");
}
foreach (User user in appContext.Users)
{
string PersonId;
if (MappingService.GetFromMapping(appContext.AppId + "-" + appContext.Context.Id, user.Id) != "")
{
PersonId = MappingService.GetFromMapping(appContext.AppId + "-" + appContext.Context.Id, user.Id);
}
else
{
//create person
PersonId = await FaceService.CreatePerson(GroupId, user.Name); //temp names
if (PersonId == "")
{
throw new ErrorMsg("PersonCreationFailed", "Failed to Create person. maybe it reached the limit or connection error");
}
//Console.WriteLine("person " + user.Name + " id: " + PersonId);
//insert person
IList <TableResult> TempResult = await MappingService.InsertNewPerson(appContext.AppId, appContext.Context.Id, PersonId, user.Id);
foreach (TableResult Result in TempResult)
{
if (!Result.HttpStatusCode.Equals(HttpStatusCode.OK))
{
throw new ErrorMsg("PersonAdditionToStorageFailed", "Failed to Store person In Azure Table");
}
}
//add face to person
await FaceService.AddFaceToPerson(GroupId, PersonId, ImgURL, user.Face.Location);//add last image
}
//train person group
await FaceService.TrainPersonGroup(GroupId);
//check training status
await FaceService.GetTrainingStatus(GroupId);
}
}