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Code Issues Releases Wiki Activity

Fix some thermostat logic

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This commit is contained in:
Emma 2018-10-01 21:34:05 -06:00
parent f5838c3ebd
commit f7d6456572
1 changed files with 9 additions and 3 deletions
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12
thermostat.go
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@ -73,24 +73,30 @@ func ProcessSensor(sensor Sensor, state State) (State, error) {
duration := time.Since(state.Changed).Minutes() duration := time.Since(state.Changed).Minutes()
switch { switch {
case temp > sensor.HighTemp && temp < sensor.HighTemp: case temp > sensor.HighTemp && temp < sensor.LowTemp:
log.Println("Invalid state! Temperature is too high AND too low!") log.Println("Invalid state! Temperature is too high AND too low!")
case temp > sensor.HighTemp && state.Heating: // Temperature is high enough, turn off
case temp > sensor.LowTemp && state.Heating:
PinSwitch(hpin, false, sensor.HeatInvert) PinSwitch(hpin, false, sensor.HeatInvert)
state.Heating = false state.Heating = false
state.Changed = time.Now() state.Changed = time.Now()
// Temperature is too high and the cooling switch is still on, do nothing
case temp > sensor.HighTemp && state.Cooling: case temp > sensor.HighTemp && state.Cooling:
break break
// Temperature is too high and the duration has been long enough, start cooling
case temp > sensor.HighTemp && duration > sensor.CoolMinutes: case temp > sensor.HighTemp && duration > sensor.CoolMinutes:
PinSwitch(cpin, true, sensor.CoolInvert) PinSwitch(cpin, true, sensor.CoolInvert)
state.Cooling = true state.Cooling = true
state.Changed = time.Now() state.Changed = time.Now()
case temp < sensor.LowTemp && state.Cooling: // Temperature is low enough, stop cooling
case temp < sensor.HighTemp && state.Cooling:
PinSwitch(cpin, false, sensor.CoolInvert) PinSwitch(cpin, false, sensor.CoolInvert)
state.Cooling = false state.Cooling = false
state.Changed = time.Now() state.Changed = time.Now()
// Temperature is too low and the heating switch is on, do nothing
case temp < sensor.LowTemp && state.Heating: case temp < sensor.LowTemp && state.Heating:
break break
// Temperature is too low and the duration has been long enough, start heating
case temp < sensor.LowTemp && duration > sensor.HeatMinutes: case temp < sensor.LowTemp && duration > sensor.HeatMinutes:
PinSwitch(hpin, true, sensor.HeatInvert) PinSwitch(hpin, true, sensor.HeatInvert)
state.Heating = true state.Heating = true