/// <summary>
/// Recreates the Azure Speaker Recognition API profile for an existing user.
/// Used when API profile experiece.
///
/// Also updates the profile GUID for the corresponding record in the DiScribe database.
/// </summary>
/// <param name="client"></param>
/// <param name="locale"></param>
/// <returns></returns>
private async Task <Guid> RefreshAPIProfile(User user, string locale = "en-us")
{
var taskComplete = new TaskCompletionSource <Guid>();
Task <CreateProfileResponse> profileTask = null;
try
{
profileTask = EnrollmentClient.CreateProfileAsync(locale);
await profileTask;
user.ProfileGUID = profileTask.Result.ProfileId;
}
catch (AggregateException ex)
{
Console.Error.WriteLine("Error creating user profile with Azure Speaker Recognition endpoint\n" + ex.InnerException.Message);
var failGUID = new Guid();
taskComplete.SetResult(failGUID);
return(failGUID);
}
/*Synchronize object with DiScribe database. Note that if this operation fails, it is not fatal.
* The db record will not be consistent with the User object in memory, but application
* execution will continue normally otherwise regardless. */
try
{
user.Update();
}
catch (Exception ex)
{
Console.Error.WriteLine("Unable to update User record in database:" + ex.ToString());
}
taskComplete.SetResult(profileTask.Result.ProfileId);
return(user.ProfileGUID);
}
/// <summary>
/// Creates a new user profile for a User in the DiScribe database.
///
/// Also creates a corresponding profile with the Azure Speaker Recognition
/// endpoint and returns the GUID for that profile on success.
///
///
/// </summary>
/// <param name="client"></param>
/// <param name="locale"></param>
/// <returns>Created profile GUID or GUID {00000000-0000-0000-0000-000000000000} on fail</returns>
public async Task <Guid> CreateUserProfile(UserParams userParams)
{
foreach (var profile in UserProfiles)
{
/*Profile has already been enrolled */
if (profile.Email == userParams.Email)
{
return(profile.ProfileGUID);
}
}
var taskComplete = new TaskCompletionSource <Guid>();
Task <CreateProfileResponse> profileTask = null;
Guid failGuid = new Guid();
try
{
profileTask = EnrollmentClient.CreateProfileAsync(EnrollmentLocale);
await profileTask;
}
catch (AggregateException ex)
{
Console.Error.WriteLine("Error creating user profile with Azure Speaker Recognition endpoint\n" + ex.InnerException.Message);
taskComplete.SetResult(failGuid);
return(failGuid);
}
userParams.ProfileGUID = profileTask.Result.ProfileId;
/*Attempt to Create user profile in DB and add to list of user profiles */
User registeredUser = DatabaseController.CreateUser(userParams);
if (registeredUser == null)
{
taskComplete.SetResult(failGuid);
return(failGuid);
}
UserProfiles.Add(registeredUser); //Add profile to list of profiles managed by this instance
taskComplete.SetResult(profileTask.Result.ProfileId);
return(profileTask.Result.ProfileId);
}