public void TestTemperatureStateDecisions()
{
testMachine = new TemperatureStateMachine();
testMachine.HighLimit = 85;
GreenhouseState result = testMachine.DetermineState(89.6);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.PROCESSING_DATA);
Assert.IsTrue(result == GreenhouseState.COOLING);
testMachine.LowLimit = 30;
result = testMachine.DetermineState(0);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.PROCESSING_DATA);
Assert.IsTrue(result == GreenhouseState.HEATING);
result = testMachine.DetermineState(50);
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.WAITING_FOR_DATA);
result = testMachine.DetermineState(0);
using (ArduinoControlSenderSimulator sim = new ArduinoControlSenderSimulator())
{
sim.SendCommand(result, testMachine);
}
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.HEATING);
result = testMachine.DetermineState(100);
using (ArduinoControlSenderSimulator sim = new ArduinoControlSenderSimulator())
{
sim.SendCommand(result, testMachine);
}
Assert.IsTrue(testMachine.CurrentState == GreenhouseState.COOLING);
result = testMachine.DetermineState(150);
Assert.IsTrue(result == GreenhouseState.EMERGENCY);
}
/// <summary>
/// Processes the data received from the packets
/// </summary>
/// <param name="data">Array of Packet objects parsed from JSON sent via data server</param>
private void AnalyzeData(TLHPacket[] tlhData, MoisturePacket[] moistData)
{
_currentTime = GetCurrentTime(tlhData);
ArduinoControlSender.Instance.TryConnect();
List <GreenhouseState> statesToSend = new List <GreenhouseState>();
#region Automation Decision Making
// Get the averages of greenhouse readings
GetTemperatureAverage(tlhData);
// Determine what state we need to go to and then create a KVP for it and send it
GreenhouseState goalTempState = StateMachineContainer.Instance.Temperature.DetermineState(_avgTemp);
if (goalTempState == GreenhouseState.HEATING || goalTempState == GreenhouseState.COOLING || goalTempState == GreenhouseState.WAITING_FOR_DATA)
{
_tempState = new KeyValuePair <IStateMachine, GreenhouseState>(StateMachineContainer.Instance.Temperature, goalTempState);
// Send the KVP to the control sender
ArduinoControlSender.Instance.SendCommand(_tempState);
}
// Get state for lighting state machines, send commands
for (int i = 0; i < StateMachineContainer.Instance.LightStateMachines.Count; i++)
{
GreenhouseState goalLightState = StateMachineContainer.Instance.LightStateMachines[i].DetermineState(_currentTime);
if (goalLightState == GreenhouseState.LIGHTING || goalLightState == GreenhouseState.SHADING || goalLightState == GreenhouseState.WAITING_FOR_DATA)
{
_lightState = new KeyValuePair <ITimeBasedStateMachine, GreenhouseState>(StateMachineContainer.Instance.LightStateMachines[i], goalLightState);
ArduinoControlSender.Instance.SendCommand(_lightState);
}
}
// Get states for watering state machines, send commands
for (int i = 0; i < StateMachineContainer.Instance.WateringStateMachines.Count; i++)
{
GreenhouseState goalWaterState = StateMachineContainer.Instance.WateringStateMachines[i].DetermineState(_currentTime);
if (goalWaterState == GreenhouseState.WATERING || goalWaterState == GreenhouseState.WAITING_FOR_DATA)
{
_waterState = new KeyValuePair <ITimeBasedStateMachine, GreenhouseState>(StateMachineContainer.Instance.WateringStateMachines[i], goalWaterState);
ArduinoControlSender.Instance.SendCommand(_waterState);
}
}
// Get state for shading state machine, send commands
GreenhouseState goalShadeState = StateMachineContainer.Instance.Shading.DetermineState(_avgLight);
if (goalShadeState == GreenhouseState.SHADING || goalShadeState == GreenhouseState.WAITING_FOR_DATA)
{
_shadeState = new KeyValuePair <IStateMachine, GreenhouseState>(StateMachineContainer.Instance.Shading, goalShadeState);
ArduinoControlSender.Instance.SendCommand(_shadeState);
}
#endregion
}
/// <summary>
/// Converts a greenhouse state into a set of commands
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.SHADING)
{
commandsToSend.Add(Commands.SHADE_EXTEND);
}
else
{
commandsToSend.Add(Commands.SHADE_RETRACT);
}
return(commandsToSend);
}
/// <summary>
/// Convert a greenhouse state to a list of commands to send to the Arduino
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
// TODO: check the state of the lights so we don't have to send the command if it's already off
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.LIGHTING)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.LIGHT1_ON);
break;
case 2:
commandsToSend.Add(Commands.LIGHT2_ON);
break;
case 3:
commandsToSend.Add(Commands.LIGHT3_ON);
break;
default:
break;
}
}
else if (state == GreenhouseState.WAITING_FOR_DATA)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.LIGHT1_OFF);
break;
case 2:
commandsToSend.Add(Commands.LIGHT2_OFF);
break;
case 3:
commandsToSend.Add(Commands.LIGHT3_OFF);
break;
default:
break;
}
}
return(commandsToSend);
}
/// <summary>
/// Convert a greenhouse state to a list of commands to send to the Arduino
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.LIGHTING)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.LIGHT1_ON);
break;
case 2:
commandsToSend.Add(Commands.LIGHT2_ON);
break;
case 3:
commandsToSend.Add(Commands.LIGHT3_ON);
break;
default:
break;
}
}
else if (state == GreenhouseState.WAITING_FOR_DATA)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.LIGHT1_OFF);
break;
case 2:
commandsToSend.Add(Commands.LIGHT2_OFF);
break;
case 3:
commandsToSend.Add(Commands.LIGHT3_OFF);
break;
default:
break;
}
}
return(commandsToSend);
}
/// <summary>
/// Takes a list of commands to be sent to the arduino and sends them over the pi's serial port
/// </summary>
/// <param name="_commandsToSend">List of GreenhouseCommands from the enum</param>
public void SendCommand(GreenhouseState state, IStateMachine stateMachine)
{
try
{
stateMachine.CurrentState = GreenhouseState.SENDING_DATA;
Console.WriteLine($"Attempting to send state {stateMachine.CurrentState}");
Console.WriteLine($"State {stateMachine.CurrentState} sent successfully");
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
try
{
stateMachine.CurrentState = GreenhouseState.WAITING_FOR_RESPONSE;
Console.WriteLine($"State {stateMachine.CurrentState} executed successfully\n");
stateMachine.CurrentState = state;
}
catch (Exception ex)
{
Console.WriteLine(ex + $"\n State {stateMachine.CurrentState} unsuccessful\n");
}
}
/// <summary>
/// Processes the data received from the packets
/// </summary>
/// <param name="data">Array of Packet objects parsed from JSON sent via data server</param>
private void AnalyzeData(TLHPacket[] tlhData, MoisturePacket[] moistData)
{
// Get the approximate current time from the packets
_currentTime = GetCurrentTime(tlhData);
// Make sure the Arduino is there
ArduinoControlSender.Instance.CheckArduinoStatus();
#region Automation Decision Making
// Get the averages of greenhouse readings
_avgTemp = GetTemperatureAverage(tlhData);
_avgLight = GetLightAverage(tlhData);
// Determine what state we need to go to and then create a KVP for it and send it
GreenhouseState goalTempState = StateMachineContainer.Instance.Temperature.DetermineState(_avgTemp);
if (goalTempState == GreenhouseState.HEATING || goalTempState == GreenhouseState.COOLING || goalTempState == GreenhouseState.WAITING_FOR_DATA)
{
_tempState = new KeyValuePair <IStateMachine, GreenhouseState>(StateMachineContainer.Instance.Temperature, goalTempState);
// Send the KVP to the control sender
ArduinoControlSender.Instance.SendCommand(_tempState);
}
// Get state for lighting state machines, send commands
foreach (LightingStateMachine stateMachine in StateMachineContainer.Instance.LightStateMachines)
{
// Get the packet from the zone we're currently operating on
TLHPacket packet = tlhData.Where(p => p.ID == stateMachine.Zone).Single();
double lightingValue = packet.Light;
GreenhouseState goalLightState = stateMachine.DetermineState(_currentTime, lightingValue);
if (goalLightState == GreenhouseState.LIGHTING || goalLightState == GreenhouseState.SHADING || goalLightState == GreenhouseState.WAITING_FOR_DATA)
{
_lightState = new KeyValuePair <ITimeBasedStateMachine, GreenhouseState>(stateMachine, goalLightState);
ArduinoControlSender.Instance.SendCommand(_lightState);
}
}
// Get states for watering state machines, send commands
foreach (WateringStateMachine stateMachine in StateMachineContainer.Instance.WateringStateMachines)
{
// Get the packet from the zone we're currently operating on
MoisturePacket packet = moistData.Where(p => p.ID == stateMachine.Zone).Single();
double moistureValue = (packet.Probe1 + packet.Probe2) / 2;
// Get the state we need to transition into, then go send a command appropriate to that
GreenhouseState goalWaterState = stateMachine.DetermineState(_currentTime, moistureValue);
if (goalWaterState == GreenhouseState.WATERING || goalWaterState == GreenhouseState.WAITING_FOR_DATA)
{
_waterState = new KeyValuePair <ITimeBasedStateMachine, GreenhouseState>(stateMachine, goalWaterState);
ArduinoControlSender.Instance.SendCommand(_waterState);
}
}
// Get state for shading state machine, send commands
GreenhouseState goalShadeState = StateMachineContainer.Instance.Shading.DetermineState(_avgTemp);
if (goalShadeState == GreenhouseState.SHADING || goalShadeState == GreenhouseState.WAITING_FOR_DATA)
{
_shadeState = new KeyValuePair <IStateMachine, GreenhouseState>(StateMachineContainer.Instance.Shading, goalShadeState);
ArduinoControlSender.Instance.SendCommand(_shadeState);
}
#endregion
}
/// <summary>
/// Return a list of commands appropriate for the action required by the state
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
// check the state of the solenoids
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.WATERING)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.WATER1_ON);
break;
case 2:
commandsToSend.Add(Commands.WATER2_ON);
break;
case 3:
commandsToSend.Add(Commands.WATER3_ON);
break;
case 4:
commandsToSend.Add(Commands.WATER4_ON);
break;
case 5:
commandsToSend.Add(Commands.WATER5_ON);
break;
case 6:
commandsToSend.Add(Commands.WATER6_ON);
break;
default:
break;
}
}
else if (state == GreenhouseState.WAITING_FOR_DATA)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.WATER1_OFF);
break;
case 2:
commandsToSend.Add(Commands.WATER2_OFF);
break;
case 3:
commandsToSend.Add(Commands.WATER3_OFF);
break;
case 4:
commandsToSend.Add(Commands.WATER4_OFF);
break;
case 5:
commandsToSend.Add(Commands.WATER5_OFF);
break;
case 6:
commandsToSend.Add(Commands.WATER6_OFF);
break;
default:
break;
}
}
return(commandsToSend);
}
/// <summary>
/// Takes a greenhouse state and converts it to a list of commands to be sent off
/// in order to properly transition to that state
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
// TODO: check the state of the fans, heat, etc. so we know what commands to send
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.COOLING)
{
if (_heatState == true)
{
commandsToSend.Add(Commands.HEAT_OFF);
_heatState = false;
}
if (_fanState == false)
{
commandsToSend.Add(Commands.FANS_ON);
_fanState = true;
}
if (_ventState == false)
{
commandsToSend.Add(Commands.VENTS_OPEN);
_ventState = true;
}
}
else if (state == GreenhouseState.HEATING)
{
if (_fanState == true)
{
commandsToSend.Add(Commands.FANS_OFF);
_fanState = false;
}
if (_heatState == false)
{
commandsToSend.Add(Commands.HEAT_ON);
_heatState = true;
}
if (_ventState == true)
{
commandsToSend.Add(Commands.VENTS_CLOSED);
_ventState = false;
}
}
else if (state == GreenhouseState.WAITING_FOR_DATA)
{
if (_heatState == true)
{
commandsToSend.Add(Commands.HEAT_OFF);
_heatState = false;
}
if (_fanState == true)
{
commandsToSend.Add(Commands.FANS_OFF);
_fanState = false;
}
if (_ventState == true)
{
commandsToSend.Add(Commands.VENTS_CLOSED);
_ventState = false;
}
}
return(commandsToSend);
}
/// <summary>
/// Return a list of commands appropriate for the action required by the state
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
// Check the zone of the state machine calling this
// and return the appropriate command
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.WATERING)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.WATER1_ON);
break;
case 2:
commandsToSend.Add(Commands.WATER2_ON);
break;
case 3:
commandsToSend.Add(Commands.WATER3_ON);
break;
case 4:
commandsToSend.Add(Commands.WATER4_ON);
break;
case 5:
commandsToSend.Add(Commands.WATER5_ON);
break;
case 6:
commandsToSend.Add(Commands.WATER6_ON);
break;
default:
break;
}
}
else if (state == GreenhouseState.WAITING_FOR_DATA)
{
switch (Zone)
{
case 1:
commandsToSend.Add(Commands.WATER1_OFF);
break;
case 2:
commandsToSend.Add(Commands.WATER2_OFF);
break;
case 3:
commandsToSend.Add(Commands.WATER3_OFF);
break;
case 4:
commandsToSend.Add(Commands.WATER4_OFF);
break;
case 5:
commandsToSend.Add(Commands.WATER5_OFF);
break;
case 6:
commandsToSend.Add(Commands.WATER6_OFF);
break;
default:
break;
}
}
return(commandsToSend);
}
/// <summary>
/// Takes a greenhouse state and converts it to a list of commands to be sent off
/// in order to properly transition to that state
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
public List <Commands> ConvertStateToCommands(GreenhouseState state)
{
List <Commands> commandsToSend = new List <Commands>();
if (state == GreenhouseState.COOLING)
{
if (_heatState == true)
{
commandsToSend.Add(Commands.HEAT_OFF);
_heatState = false;
}
if (_fanState == false)
{
commandsToSend.Add(Commands.FANS_ON);
_fanState = true;
}
if (_ventState == false)
{
commandsToSend.Add(Commands.VENTS_OPEN);
_ventState = true;
}
}
else if (state == GreenhouseState.HEATING)
{
if (_fanState == true)
{
commandsToSend.Add(Commands.FANS_OFF);
_fanState = false;
}
if (_heatState == false)
{
commandsToSend.Add(Commands.HEAT_ON);
_heatState = true;
}
if (_ventState == true)
{
commandsToSend.Add(Commands.VENTS_CLOSED);
_ventState = false;
}
}
else if (state == GreenhouseState.WAITING_FOR_DATA)
{
if (_heatState == true)
{
commandsToSend.Add(Commands.HEAT_OFF);
_heatState = false;
}
if (_fanState == true)
{
commandsToSend.Add(Commands.FANS_OFF);
_fanState = false;
}
if (_ventState == true)
{
commandsToSend.Add(Commands.VENTS_CLOSED);
_ventState = false;
}
}
return(commandsToSend);
}