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Stay in idle mode until first temperature reading has occurred

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This commit is contained in:
Søren Rasmussen 2022-07-25 22:55:24 +02:00
parent 7f4718fabc
commit 5e1db5e14a
1 changed files with 18 additions and 3 deletions
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21
internal/controllers/chamber.go
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@ -38,9 +38,10 @@ type ChamberController struct {
isPaused bool
// Current temperature readings.
ambientTemperature float64
chamberTemperature float64
wortTemperature float64
ambientTemperature float64
chamberTemperature float64
wortTemperature float64
lastTemperatureUpdate time.Time
chTemp chan temperature.TemperatureReading
chPause chan bool
@ -78,6 +79,7 @@ func (p *ChamberController) Run(ctx context.Context, wg *sync.WaitGroup) {
p.ambientTemperature = t.Ambient
p.chamberTemperature = t.Chamber
p.wortTemperature = t.Wort
p.lastTemperatureUpdate = time.Now()
case pause := <-p.chPause:
p.setPause(pause)
@ -143,6 +145,11 @@ func (p *ChamberController) computeChamberState() ChamberState {
//offset := p.pid.Compute(p.chamberTemperature, p.config.FermentationTemperature)
//chamberTargetTemp := p.config.FermentationTemperature + offset
// Stay in idle mode until first temperature update is received
if p.lastTemperatureUpdate.IsZero() {
return ChamberStateIdle
}
runtimeSecs := time.Since(p.lastChamberStateChange).Seconds()
if p.chamberState == ChamberStateCooling {
@ -198,5 +205,13 @@ func (p *ChamberController) computeChamberState() ChamberState {
return ChamberStateIdle
}
// Force idle mode when temperature updates are missing
if time.Since(p.lastTemperatureUpdate) > 1*time.Minute {
err := fmt.Errorf("no temperature update on controller for 1 minute - setting IDLE mode")
p.hub.CaptureException(err)
log.Print(err)
next = ChamberStateIdle
}
return next
}