public void Monitor(EngineRoomServiceDB erdb, List <Message> messages, bool returnEventsOnly)
{
if (!Enabled)
{
return;
}
EngineRoomServiceDB.LogEventType let = EngineRoomServiceDB.LogEventType.INFO;
String desc = null;
Message msg = null;
PumpState pumpState = StateOfPump;
if (IsOn && DateTime.Now.Subtract(LastOn).TotalSeconds > MaxOnDuration)
{
StateOfPump = PumpState.ON_TOO_LONG;
}
else
{
StateOfPump = IsOn ? PumpState.ON : PumpState.OFF;
}
switch (StateOfPump)
{
case PumpState.ON_TOO_LONG:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("Pump is: {0}", StateOfPump);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(ID, BBAlarmsService.AlarmState.CRITICAL, desc);
break;
case PumpState.ON:
case PumpState.OFF:
let = StateOfPump == PumpState.ON ? EngineRoomServiceDB.LogEventType.ON: EngineRoomServiceDB.LogEventType.OFF;
desc = String.Format("Pump is: {0}", StateOfPump);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(ID, BBAlarmsService.AlarmState.OFF, desc);
break;
}
if (msg != null && (pumpState != StateOfPump || !returnEventsOnly))
{
messages.Add(msg);
if (returnEventsOnly)
{
erdb.LogEvent(let, ID, desc);
}
}
}
public void Monitor(EngineRoomServiceDB erdb, List <Message> messages, bool returnEventsOnly)
{
if (!Enabled)
{
return;
}
EngineRoomServiceDB.LogEventType let = EngineRoomServiceDB.LogEventType.INFO;
String desc = null;
Message msg = null;
//see if engine is Running (and log)
bool running = Running; // record to test change of state
Running = RPM.AverageRPM > IS_RUNNING_RPM_THRESHOLD;
bool isEvent = running != Running;
//Running or not
if (isEvent) //log
{
if (Running)
{
erdb.LogEvent(EngineRoomServiceDB.LogEventType.ON, ID, String.Format("Current RPM = {0}", RPM.RPM));
LastOn = erdb.GetLatestEvent(EngineRoomServiceDB.LogEventType.ON, ID).GetDateTime("created");
}
else
{
desc = LastOn == default(DateTime) ? "N/A" : String.Format("Running for {0}", (DateTime.Now - LastOn).ToString("c"));
erdb.LogEvent(EngineRoomServiceDB.LogEventType.OFF, ID, desc);
LastOff = erdb.GetLatestEvent(EngineRoomServiceDB.LogEventType.OFF, ID).GetDateTime("created");
}
}
if (isEvent || !returnEventsOnly)
{
EngineRoomMessageSchema schema = new EngineRoomMessageSchema(new Message(MessageType.DATA));
schema.AddEngine(this);
messages.Add(schema.Message);
}
//some useful durations...
long secsSinceLastOn = LastOn == default(DateTime) ? -1 : (long)DateTime.Now.Subtract(LastOn).TotalSeconds;
long secsSinceLastOff = LastOff == default(DateTime) ? -1 : (long)DateTime.Now.Subtract(LastOff).TotalSeconds;
//Oil State
OilState oilState = StateOfOil;
if (Running && RPM.RPM > 100 && secsSinceLastOn > 30)
{
oilState = OilSensor.IsOn ? OilState.NO_PRESSURE : OilState.OK_ENGINE_ON;
}
else if (!Running && RPM.RPM == 0 && secsSinceLastOff > 30)
{
oilState = OilSensor.IsOff ? OilState.SENSOR_FAULT : OilState.OK_ENGINE_OFF;
}
msg = null;
isEvent = oilState != StateOfOil;
StateOfOil = oilState;
String rpmDesc = String.Format("RPM (instant/average) = {0}/{1}", RPM.RPM, RPM.AverageRPM);
switch (StateOfOil)
{
case OilState.NO_PRESSURE:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("Engine {0} Oil sensor {1} gives {2} ... {3}", Running ? "running for " + secsSinceLastOn : "off for " + secsSinceLastOff, OilSensor.State, StateOfOil, rpmDesc);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(OilSensor.ID, BBAlarmsService.AlarmState.SEVERE, desc);
break;
case OilState.SENSOR_FAULT:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("Engine {0} Oil sensor {1} gives {2} ... {3}", Running ? "running for " + secsSinceLastOn : "off for " + secsSinceLastOff, OilSensor.State, StateOfOil, rpmDesc);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(OilSensor.ID, BBAlarmsService.AlarmState.MODERATE, desc);
break;
case OilState.OK_ENGINE_OFF:
case OilState.OK_ENGINE_ON:
let = EngineRoomServiceDB.LogEventType.INFO;
desc = String.Format("Engine {0} Oil sensor {1} gives {2}... {3}", Running ? "running for " + secsSinceLastOn : "off for " + secsSinceLastOff, OilSensor.State, StateOfOil, rpmDesc);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(OilSensor.ID, BBAlarmsService.AlarmState.OFF, desc);
break;
}
if (msg != null && (isEvent || !returnEventsOnly))
{
messages.Add(msg);
if (isEvent)
{
erdb.LogEvent(let, OilSensor.ID, desc);
}
}
//Temp state
TemperatureState tempState = StateOfTemperature; //keep a record
if (!Running || (TempSensor.AverageTemperature <= TemperatureThresholds[TemperatureState.OK]))
{
StateOfTemperature = TemperatureState.OK;
}
else if (TempSensor.AverageTemperature <= TemperatureThresholds[TemperatureState.HOT])
{
StateOfTemperature = TemperatureState.HOT;
}
else
{
StateOfTemperature = TemperatureState.TOO_HOT;
}
msg = null;
isEvent = tempState != StateOfTemperature;
switch (StateOfTemperature)
{
case TemperatureState.TOO_HOT:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("Temp sensor: {0} {1}", TempSensor.AverageTemperature, StateOfTemperature);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(TempSensor.ID, BBAlarmsService.AlarmState.CRITICAL, desc);
break;
case TemperatureState.HOT:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("Temp sensor: {0} {1}", TempSensor.AverageTemperature, StateOfTemperature);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(TempSensor.ID, BBAlarmsService.AlarmState.SEVERE, desc);
break;
case TemperatureState.OK:
let = EngineRoomServiceDB.LogEventType.INFO;
desc = String.Format("Temp sensor: {0} {1}", TempSensor.AverageTemperature, StateOfTemperature);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(TempSensor.ID, BBAlarmsService.AlarmState.OFF, desc);
break;
}
if (msg != null && (isEvent || !returnEventsOnly))
{
messages.Add(msg);
if (isEvent)
{
erdb.LogEvent(let, TempSensor.ID, desc);
}
}
//RPM state
RPMState rpmState = StateOfRPM;
if (!Running)
{
StateOfRPM = RPMState.OFF;
}
else if (secsSinceLastOn > 10)
{
if (RPM.AverageRPM < RPMThresholds[RPMState.SLOW])
{
StateOfRPM = RPMState.SLOW;
}
else if (RPM.AverageRPM < RPMThresholds[RPMState.NORMAL])
{
StateOfRPM = RPMState.NORMAL;
}
else if (RPM.AverageRPM < RPMThresholds[RPMState.FAST])
{
StateOfRPM = RPMState.FAST;
}
else
{
StateOfRPM = RPMState.TOO_FAST;
}
}
msg = null;
isEvent = rpmState != StateOfRPM;
switch (StateOfRPM)
{
case RPMState.OFF:
case RPMState.SLOW:
case RPMState.NORMAL:
let = EngineRoomServiceDB.LogEventType.INFO;
desc = String.Format("RPM (Instant/Average): {0}/{1} gives state {2}", RPM.RPM, RPM.AverageRPM, StateOfRPM);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(RPM.ID, BBAlarmsService.AlarmState.OFF, desc);
break;
case RPMState.FAST:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("RPM (Instant/Average): {0}/{1} gives state {2}", RPM.RPM, RPM.AverageRPM, StateOfRPM);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(RPM.ID, BBAlarmsService.AlarmState.MODERATE, desc);
break;
case RPMState.TOO_FAST:
let = EngineRoomServiceDB.LogEventType.WARNING;
desc = String.Format("RPM (Instant/Average): {0}/{1} gives state {2}", RPM.RPM, RPM.AverageRPM, StateOfRPM);
msg = BBAlarmsService.AlarmsMessageSchema.AlertAlarmStateChange(RPM.ID, BBAlarmsService.AlarmState.SEVERE, desc);
break;
}
if (msg != null && (isEvent || !returnEventsOnly))
{
messages.Add(msg);
if (isEvent)
{
erdb.LogEvent(let, RPM.ID, desc);
}
}
}
override public bool HandleCommand(Connection cnn, Message message, String cmd, List <Object> args, Message response)
{
//return value of true/false determines whether response message is broadcast or not
EngineRoomMessageSchema schema = new EngineRoomMessageSchema(response);
Engine engine;
List <Engine> engines;
bool enable;
Pump pump;
switch (cmd)
{
case EngineRoomMessageSchema.COMMAND_TEST:
//schema.AddPompaCelup(_pompaCelup);
//Message alert = BBAlarmsService.BBAlarmsService.EngineRoomMessageSchema.RaiseAlarm(_pompaCelup.ID, true, "Test raising alarm");
//Broadcast(alert);
//Message
return(false);
case EngineRoomMessageSchema.COMMAND_LIST_ENGINES:
engines = GetEngines();
List <String> engineIDs = new List <String>();
foreach (Engine eng in engines)
{
if (eng.Enabled)
{
engineIDs.Add(eng.ID);
}
}
response.AddValue("Engines", engineIDs);
return(true);
case EngineRoomMessageSchema.COMMAND_ENGINE_STATUS:
if (args == null || args.Count == 0 || args[0] == null)
{
throw new Exception("No engine specified");
}
engine = GetEngine(args[0].ToString());
if (engine == null)
{
throw new Exception("Cannot find engine with ID " + args[0]);
}
schema.AddEngine(engine);
if (engine.RPM != null)
{
Task.Run(() => {
System.Threading.Thread.Sleep(250);
EngineRoomMessageSchema sc = new EngineRoomMessageSchema(new Message(MessageType.DATA, response.Target));
sc.AddRPM(engine.RPM);
SendMessage(sc.Message);
});
}
if (engine.OilSensor != null)
{
Task.Run(() => {
System.Threading.Thread.Sleep(250);
EngineRoomMessageSchema sc = new EngineRoomMessageSchema(new Message(MessageType.DATA, response.Target));
sc.AddOilSensor(engine.OilSensor);
SendMessage(sc.Message);
});
}
if (engine.TempSensor != null)
{
Task.Run(() => {
System.Threading.Thread.Sleep(250);
EngineRoomMessageSchema sc = new EngineRoomMessageSchema(new Message(MessageType.DATA, response.Target));
sc.AddDS18B20Sensor(engine.TempSensor);
SendMessage(sc.Message);
});
}
return(true);
case EngineRoomMessageSchema.COMMAND_ENABLE_ENGINE:
if (args == null || args.Count < 1)
{
throw new Exception("No engine specified");
}
engine = GetEngine(args[0].ToString());
if (engine == null)
{
throw new Exception("Cannot find engine with ID " + args[0]);
}
enable = args.Count > 1 ? System.Convert.ToBoolean(args[1]) : true;
if (enable != engine.Enabled)
{
engine.Enable(enable);
EngineRoomServiceDB.LogEventType let = engine.Enabled ? EngineRoomServiceDB.LogEventType.ENABLE : EngineRoomServiceDB.LogEventType.DISABLE;
_erdb.LogEvent(let, engine.ID, let.ToString() + " engine " + engine.ID);
schema.AddEngine(engine);
}
return(true);
case EngineRoomMessageSchema.COMMAND_PUMP_STATUS:
if (args == null || args.Count == 0 || args[0] == null)
{
throw new Exception("No pump specified");
}
pump = GetPump(args[0].ToString());
schema.AddPump(pump);
response.Type = MessageType.DATA;
return(true);
case EngineRoomMessageSchema.COMMAND_ENABLE_PUMP:
if (args == null || args.Count == 0 || args[0] == null)
{
throw new Exception("No pump specified");
}
pump = GetPump(args[0].ToString());
enable = args.Count > 1 ? System.Convert.ToBoolean(args[1]) : true;
if (enable != pump.Enabled)
{
pump.Enable(enable);
EngineRoomServiceDB.LogEventType let = pump.Enabled ? EngineRoomServiceDB.LogEventType.ENABLE : EngineRoomServiceDB.LogEventType.DISABLE;
_erdb.LogEvent(let, pump.ID, let.ToString() + " pump " + pump.ID);
schema.AddPump(pump);
}
return(true);
case EngineRoomMessageSchema.COMMAND_WATER_TANK_STATUS:
if (args == null || args.Count == 0 || args[0] == null)
{
throw new Exception("No tank specified");
}
WaterTanks.FluidTank waterTank = (WaterTanks.FluidTank)_waterTanks.GetDevice(args[0].ToString());
schema.AddWaterTank(waterTank);
response.Type = MessageType.DATA;
return(true);
case EngineRoomMessageSchema.COMMAND_WATER_STATUS:
schema.AddWaterTanks(_waterTanks);
return(true);
case EngineRoomMessageSchema.COMMAND_ENABLE_WATER:
enable = args.Count > 0 ? System.Convert.ToBoolean(args[0]) : true;
if (enable != _waterTanks.Enabled)
{
_waterTanks.Enable(enable);
EngineRoomServiceDB.LogEventType let = _waterTanks.Enabled ? EngineRoomServiceDB.LogEventType.ENABLE : EngineRoomServiceDB.LogEventType.DISABLE;
_erdb.LogEvent(let, _waterTanks.ID, let.ToString() + " water tanks");
schema.AddWaterTanks(_waterTanks);
}
return(true);
case BBAlarmsService.AlarmsMessageSchema.COMMAND_ALARM_STATUS:
OnMonitorEngineRoomTimer(null, null);
return(true);
case BBAlarmsService.AlarmsMessageSchema.COMMAND_RAISE_ALARM:
if (args == null || args.Count < 1)
{
throw new Exception("No alarm specified");
}
String alarmID = args[0].ToString();
BBAlarmsService.AlarmState alarmState = BBAlarmsService.AlarmState.CRITICAL;
BBAlarmsService.AlarmsMessageSchema.RaiseAlarm(this, alarmID, alarmState, "Raised alarm", true);
return(true);
case BBAlarmsService.AlarmsMessageSchema.COMMAND_LOWER_ALARM:
if (args == null || args.Count < 1)
{
throw new Exception("No alarm specified");
}
BBAlarmsService.AlarmsMessageSchema.LowerAlarm(this, args[0].ToString(), BBAlarmsService.AlarmState.OFF, "Lowered alarm", true);
return(true);
default:
return(base.HandleCommand(cnn, message, cmd, args, response));
}
}
