/// <summary>
/// Default Constructor
/// (it requires that the DbManager connections is already set)
/// </summary>
public PersonSeenList()
{
if (instance == null)
{
lock (lockInitialization)
{
if (instance == null)
{
peopleId = new List <Guid>();
faceId = new List <Guid>();
faceTime = new List <DateTime>();
instance = new PersonSeenList(true);
LoadFaceFromDb();
}
}
}
}
/// <summary>
/// Read all people from DB detected in the current day
/// and save them into the passed variable
/// </summary>
/// <param name="people">Container of people seen in the current day</param>
public async void ReadPerson(PersonSeenList people)
{
try
{
List <Guid> faceIds = new List <Guid>();
List <Guid> peopleIds = new List <Guid>();
List <DateTime> timeFace = new List <DateTime>();
using (SqlConnection conn = new SqlConnection(connections.DbConnectionString))
{
conn.Open();
SqlDataReader personReader;
try
{
SqlCommand readComand = new SqlCommand(readPersonString, conn);
personReader = await readComand.ExecuteReaderAsync();
} catch (Exception ex)
{
throw new Exception("Unable to Read People Data\n" + ex.Message);
}
if (personReader.HasRows)
{
while (personReader.Read())
{
try
{
faceIds.Add(new Guid((string)personReader["FaceId"]));
peopleIds.Add(new Guid((string)personReader["PersonId"]));
timeFace.Add((DateTime)personReader["Date"]);
}
catch
{
}
}
}
conn.Close();
}
people.Set(faceIds, peopleIds, timeFace);
}
catch (Exception ex)
{
throw new Exception("Error on Reading from DB\n" + ex.Message);
}
}
/// <summary>
/// Default constructor
/// </summary>
public FaceSentimentManager()
{
_faceServiceClient = new FaceServiceClient(faceApiKey, uriBase);
trackList = new PersonSeenList();
}
