// This method will receive a list of sensors, then it will loop through this list and it will
// search for the latest sensor reading of both pH and Temperatures sensors of a specific tank.
// A Dictionary will be returned with the tank location as Key and the following as Value:
// Depending on the first type the values will be in the following format:
// If Temperature is first: temp°#pH#
// If pH is first: pH#temp#
public Dictionary <string, string> currentReadingPerSensor(List <Sensor> sensors)
{
Dictionary <string, string> sensorData = new Dictionary <string, string>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
Sensor s = new Sensor();
List <string> allTanks = s.getAllTanks();
string reading = "";
foreach (string tank in allTanks)
{
foreach (Sensor sen in sensors)
{
if (sen.Location == tank)
{
if (sen.Type == "Temperature")
{
reading += Convert.ToString(dataHandler.getCurrentSensorReading(sen)) + "°#";
}
else if (sen.Type == "pH")
{
reading += Convert.ToString(dataHandler.getCurrentSensorReading(sen)) + "#";
}
}
}
sensorData.Add(tank, reading);
reading = "";
}
return(sensorData);
}
// Get the time interval in minutes
public int getFrequency()
{
int frequency = 1;
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
frequency = dataHandler.getCurrentFrequency();
return(frequency);
}
// Get the names of all the Tanks in the system
public List <string> getAllTanks()
{
List <string> allTanks = new List <string>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
allTanks = dataHandler.getAllLocations();
return(allTanks);
}
public List <Notifications> getAllCriticalRanges()
{
List <Notifications> allRanges = new List <Notifications>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
allRanges = dataHandler.getAllNotifications();
return(allRanges);
}
// Get readings for a 24 hour period
public List <SensorReading> getDayReadings(Sensor sensor)
{
List <SensorReading> readings = new List <SensorReading>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
readings = dataHandler.getSensorReadingsForDayPeriod(sensor);
return(readings);
}
public List <Contact> getAllContacts()
{
List <Contact> allContacts = new List <Contact>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
allContacts = dataHandler.getAllContacts();
return(allContacts);
}
public List <User> getAllRegisteredUsers()
{
List <User> users = new List <User>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
users = dataHandler.getAllUsers();
return(users);
}
public List <Sensor> getAllSensors()
{
List <Sensor> allSensors = new List <Sensor>();
DataAccessLayer.DataHandler dataHandler = DataAccessLayer.DataHandler.getInstance();
allSensors = dataHandler.getAllSensors();
return(allSensors);
}
public void newSensorReading(Sensor sensor)
{
string filename = sensor.Location + "_" + sensor.SensorName + ".txt";
List <string> allSensorValues = new List <string>();
List <SensorReading> allSensorReadings = new List <SensorReading>();
List <string> allSavedDates = new List <string>();
DateTime dateOfReading = new DateTime();
decimal reading = 0;
DataAccessLayer.FileHandler fh = new DataAccessLayer.FileHandler(filename);
allSensorValues = fh.ReadFromTxt();
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
allSensorReadings = dh.getSensorReadings(sensor);
foreach (SensorReading item in allSensorReadings)
{
allSavedDates.Add(item.Date.ToString());
}
foreach (string item in allSensorValues)
{
// Example of data format in the text file:
// DateTime#SensorReading
string[] fields = item.Split('#');
dateOfReading = Convert.ToDateTime(fields[0]);
reading = Convert.ToDecimal(fields[1]);
if (!allSavedDates.Contains(dateOfReading.ToString()))
{
this.Date = dateOfReading;
this.ReadingVal = reading;
this.SensorId = sensor.SensorID;
addReading();
}
}
}
public void insertNotification()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.newNotification(this);
}
public void deleteUsers()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.removeUser(this);
}
public void updateUsers()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.updateUser(this);
}
public void newUser()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.insertUser(this);
}
public void insertNotification()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.newNotification(this);
}
public void deleteContact()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.removeContact(this);
}
public void updateContact(string prevEmail)
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.updateContact(this, prevEmail);
}
public void insertContact()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.newContact(this);
}
public void newFrequency()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.insertFrequency(this);
}
public void newFrequency()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.insertFrequency(this);
}
public void newSensor()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.insertSensor(this);
}
public void deleteContact()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.removeContact(this);
}
public void updateContact(string prevEmail)
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.updateContact(this, prevEmail);
}
public void insertContact()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.newContact(this);
}
public void addReading()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.insertSensorReading(this);
}
public void updateNotifications()
{
DataAccessLayer.DataHandler dh = DataAccessLayer.DataHandler.getInstance();
dh.updateNotification(this);
}
public void updateNotifications()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.updateNotification(this);
}
public void deleteSensor()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.removeSensor(this);
}
public void updateUsers()
{
DataAccessLayer.DataHandler dh = new DataAccessLayer.DataHandler();
dh.updateUser(this);
}
