func animationLoop(brightnessValues chan float64) {
// loops forever, if there are no new brightness values coming in and no animations to do then it
// blocks on brightnessValues waiting for data.
var targetBrightness float64
for ; ; targetBrightness = <-brightnessValues { // outer loop blocks
for ; ; time.Sleep(250 * time.Millisecond) { // inner loop does not block
select {
case targetBrightness = <-brightnessValues:
default:
}
log.Printf("glux: targetBrightness: %v\n", targetBrightness)
hueBridge := hueControl.GetHueBridge()
lightsState, _ := hueControl.AreLightsOn(hueBridge)
lightsBrightness, _ := hueControl.GetLightsBrightness(hueBridge)
log.Printf("glux: actualbrightnes: %v\n", lightsBrightness)
if lightsState == true && closeTo(lightsBrightness, targetBrightness) == false {
change := BrightnessTick
if targetBrightness < lightsBrightness {
change = change - change - change // inverts positive to negative
}
hueControl.SetBrightness(hueBridge, lightsBrightness+change)
} else {
// either lights are off or we reached our target, either way stop doing things
// and bubble out to the blocking loop
break
}
}
}
}
func mainLoopFunc() {
brightnessMessages := make(chan float64)
go animationLoop(brightnessMessages)
for ; ; time.Sleep(5 * time.Second) {
hueBridge := hueControl.GetHueBridge()
lightsState, _ := hueControl.AreLightsOn(hueBridge)
secondsUntilSunsetEvent := sunsetControl.SecondsUntilSunsetEvent(time.Now())
secondsUntilSunriseEvent := sunsetControl.SecondsUntilSunriseEvent(time.Now())
plexState := plexControl.GetPlexState()
ps4State := ps4control.GetPs4State()
fmt.Printf("Lights state is %v\n", lightsState)
fmt.Printf("seconds until sunset event: %v\n", secondsUntilSunsetEvent)
fmt.Printf("seconds until sunrise event: %v\n", secondsUntilSunriseEvent)
fmt.Printf("plex state: %v\n", plexState)
fmt.Printf("ps4 state: %v\n", ps4State)
// start of actual logic for lights
// if lights are off, do nothing. single exception is if it is close to sunset event
if secondsUntilSunsetEvent < 120 && secondsUntilSunsetEvent >= 0 && lightsState == false {
log.Printf("only %v seconds until sunset event, turning lights on", secondsUntilSunsetEvent)
hueControl.TurnLightsOn(hueBridge)
lightsState, _ = hueControl.AreLightsOn(hueBridge)
}
// if the lights are on, we probably want to turn them off at sunrise, we don't do this in a clever way, they just turn off instantly
if secondsUntilSunriseEvent < 120 && secondsUntilSunriseEvent >= 0 {
log.Printf("only %v seconds until sunrise event, turning lights off")
hueControl.TurnLightsOff(hueBridge)
lightsState, _ = hueControl.AreLightsOn(hueBridge)
}
if lightsState == false {
continue
}
// if we get here then the lights are on and we should start doing clever things
timeOfDayBrightness := sunsetControl.TimeOfDayBrightnessCalc(time.Now())
var plexBrightness float64
switch plexControl.GetPlexState() {
case plexControl.StatePlaying:
plexBrightness = 0.2
case plexControl.StatePaused:
plexBrightness = 0.5
case plexControl.StateStopped:
plexBrightness = 1.0
}
var ps4Brightness float64
switch ps4control.GetPs4State() {
case ps4control.StatePlaying:
ps4Brightness = 0.2
case ps4control.StatePaused:
ps4Brightness = 0.5
case ps4control.StateStopped:
ps4Brightness = 1.0
}
log.Printf("timeOfDayBrightness: %v\n", timeOfDayBrightness)
log.Printf("plexBrightness: %v\n", plexBrightness)
log.Printf("ps4Brightness: %v\n", ps4Brightness)
var combBrightness = math.Min(plexBrightness, ps4Brightness)
totalBrightness := timeOfDayBrightness * combBrightness
brightnessMessages <- totalBrightness * BrightnessFull
}
}