private static async Task HandleAutoFeedback()
{
using (HtfDbContext dbContext = new HtfDbContext())
{
List <Android> androidsToAutonomouslySendData = await dbContext.Androids
.Where(x => !x.Compromised && x.AutoPilot != AutoPilot.Level3).ToListAsync();
foreach (Android android in androidsToAutonomouslySendData)
{
SensoryDataRequest lastAutonomousDataRequest = await dbContext.SensoryDataRequests
.Where(x => x.AndroidId == android.Id && x.AutonomousRequest)
.OrderByDescending(o => o.TimeStamp).FirstOrDefaultAsync();
TimeSpan timeSinceLastAutonomousUpdate =
DateTime.UtcNow - (lastAutonomousDataRequest?.TimeStamp ?? DateTime.MinValue);
TimeSpan updateThreshold = TimeSpan.MaxValue;
switch (android.AutoPilot)
{
case AutoPilot.Level1:
updateThreshold = TimeSpan.FromMinutes(15);
break;
case AutoPilot.Level2:
updateThreshold = TimeSpan.FromMinutes(5);
break;
}
if (timeSinceLastAutonomousUpdate > updateThreshold)
{
SensoryDataRequest request = new SensoryDataRequest
{
AndroidId = android.Id,
AutonomousRequest = true,
Location = true,
Crowd = true,
Mood = true,
Relationship = true,
TimeStamp = DateTime.UtcNow
};
await dbContext.SensoryDataRequests.AddAsync(request);
await dbContext.SaveChangesAsync();
}
}
}
}
/// <summary>
/// Deploys a new android in the field.
/// </summary>
/// <param name="teamId">The unique identifier of the registered team that is sending this request.</param>
/// <param name="androidId">The unique identifier of the deployed android this reuest is meant for.</param>
/// <param name="request">The actual request.</param>
/// <returns>The android the request is for.</returns>
public async Task <AndroidDto> SendRequest(Guid teamId, Guid androidId, AndroidRequestDto request)
{
Team teamToCheck = await _dbContext.Teams.SingleOrDefaultAsync(x => x.Id == teamId);
if (teamToCheck == null)
{
throw new HtfValidationException("The specified team is unknown!");
}
if (!Crypt.EnhancedVerify(request.Password, teamToCheck.Password))
{
throw new HtfValidationException("The specified password is not correct!");
}
Android androidToRequest = await _dbContext.Androids.SingleOrDefaultAsync(x => x.Id == androidId);
if (androidToRequest == null)
{
throw new HtfValidationException("The specified android is unknown!");
}
if (androidToRequest.Compromised)
{
throw new HtfValidationException("The specified android is compromised!");
}
if (androidToRequest.AutoPilot == AutoPilot.Level1)
{
throw new HtfValidationException("The specified level-1 android does not support manual requests!");
}
SensoryDataRequest requestToCreate = _requestMapper.Map(request);
requestToCreate.AndroidId = androidId;
requestToCreate.TimeStamp = DateTime.UtcNow;
await _dbContext.SensoryDataRequests.AddAsync(requestToCreate);
await _dbContext.SaveChangesAsync();
return(_androidMapper.Map(androidToRequest));
}
public AndroidRequestDto Map(SensoryDataRequest request)
{
return(_mapper.Map <AndroidRequestDto>(request));
}
