func handleNewLight(light common.Light) (err error) {
id := light.ID()
_, exists := lights[id]
if exists {
log.Debugf("A light with the ID '%s' has already been added", id)
return nil
}
subscription, err := light.NewSubscription()
if err != nil {
log.WithField(`error`, err).Error(`Subscribing to light events`)
return err
}
label, _ := light.GetLabel()
log.Infof("Adding light [%s]", label)
info := model.Info{
Name: label,
Manufacturer: "LIFX",
}
haLight := accessory.NewLightBulb(info)
lights[id] = lightMeta{
light: light,
subscription: subscription,
haLight: haLight,
}
// Get the initial state of the light and communicate it via HomeKit
updateHaPowerState(light, haLight)
updateHaColors(light, haLight)
events := subscription.Events()
go func() {
for {
select {
case event := <-events:
switch event := event.(type) {
case common.EventUpdateColor:
log.Infof("Light: %s, Event: Update Color", id)
updateHaColors(light, haLight)
case common.EventUpdateLabel:
// TODO: Find out how to update the name of a homekit device
log.Infof("Light: %s, Event: Update Label", id)
case common.EventUpdatePower:
log.Infof("Light: %s, Event: Update Power", id)
updateHaPowerState(light, haLight)
default:
log.Debugf("Unhandled event on light: %+v", event)
continue
}
}
}
}()
haLight.OnIdentify(func() {
timeout := 1 * time.Second
for i := 0; i < 4; i++ {
toggleLight(light)
time.Sleep(timeout)
}
})
haLight.OnStateChanged(func(on bool) {
go func() {
light.SetPower(on)
}()
})
haLight.OnBrightnessChanged(func(value int) {
go func() {
updateLightColors(light, haLight)
}()
})
haLight.OnSaturationChanged(func(value float64) {
go func() {
updateLightColors(light, haLight)
}()
})
haLight.OnHueChanged(func(value float64) {
go func() {
updateLightColors(light, haLight)
}()
})
transport, err := hap.NewIPTransport(pin, haLight.Accessory)
if err != nil {
log.Fatal(err)
}
go func() {
transport.Start()
}()
return nil
}
func GetHKLight(light common.Light) *HKLight {
hkLight, found := lights[light.ID()]
if found {
return hkLight
}
label, _ := light.GetLabel()
log.Printf("[INFO] Creating New HKLight for %s", label)
info := model.Info{
Name: label,
Manufacturer: "LIFX",
}
lightBulb := accessory.NewLightBulb(info)
power, _ := light.GetPower()
lightBulb.SetOn(power)
color, _ := light.GetColor()
hue, saturation, brightness := ConvertLIFXColor(color)
lightBulb.SetBrightness(int(brightness))
lightBulb.SetSaturation(saturation)
lightBulb.SetHue(hue)
transport, err := hap.NewIPTransport(pin, lightBulb.Accessory)
if err != nil {
log.Fatal(err)
}
go func() {
transport.Start()
}()
hkLight = &HKLight{lightBulb.Accessory, nil, transport, lightBulb}
lights[light.ID()] = hkLight
lightBulb.OnIdentify(func() {
timeout := 1 * time.Second
for i := 0; i < 4; i++ {
ToggleLight(light)
time.Sleep(timeout)
}
})
lightBulb.OnStateChanged(func(power bool) {
log.Printf("[INFO] Changed State for %s", label)
light.SetPower(power)
})
updateColor := func(light common.Light) {
// HAP: [0...360]
// LIFX: [0...MAX_UINT16]
hue := lightBulb.GetHue()
// HAP: [0...100]
// LIFX: [0...MAX_UINT16]
saturation := lightBulb.GetSaturation()
// HAP: [0...100]
// LIFX: [0...MAX_UINT16]
brightness := lightBulb.GetBrightness()
// [HSBKKelvinMin..HSBKKelvinMax]
kelvin := HSBKKelvinDefault
lifxHue := math.MaxUint16 * float64(hue) / float64(characteristic.MaxHue)
lifxSaturation := math.MaxUint16 * float64(saturation) / float64(characteristic.MaxSaturation)
lifxBrightness := math.MaxUint16 * float64(brightness) / float64(characteristic.MaxBrightness)
color := common.Color{
uint16(lifxHue),
uint16(lifxSaturation),
uint16(lifxBrightness),
kelvin,
}
light.SetColor(color, 500*time.Millisecond)
}
lightBulb.OnHueChanged(func(value float64) {
log.Printf("[INFO] Changed Hue for %s to %d", label, value)
updateColor(light)
})
lightBulb.OnSaturationChanged(func(value float64) {
log.Printf("[INFO] Changed Saturation for %s to %d", label, value)
updateColor(light)
})
lightBulb.OnBrightnessChanged(func(value int) {
log.Printf("[INFO] Changed Brightness for %s to %d", label, value)
updateColor(light)
})
return hkLight
}
func GetHKLight(light common.Light) *HKLight {
hkLight, found := lights[light.ID()]
if found {
return hkLight
}
label, _ := light.GetLabel()
log.Debug.Printf("Creating New HKLight for %s", label)
info := accessory.Info{
Name: label,
Manufacturer: "LIFX",
}
acc := accessory.NewLightbulb(info)
power, _ := light.GetPower()
acc.Lightbulb.On.SetValue(power)
color, _ := light.GetColor()
hue, saturation, brightness := ConvertLIFXColor(color)
acc.Lightbulb.Brightness.SetValue(int(brightness))
acc.Lightbulb.Saturation.SetValue(saturation)
acc.Lightbulb.Hue.SetValue(hue)
config := hc.Config{Pin: pin}
transport, err := hc.NewIPTransport(config, acc.Accessory)
if err != nil {
log.Info.Panic(err)
}
go func() {
transport.Start()
}()
hkLight = &HKLight{acc, transport, nil}
lights[light.ID()] = hkLight
acc.OnIdentify(func() {
timeout := 1 * time.Second
for i := 0; i < 4; i++ {
ToggleLight(light)
time.Sleep(timeout)
}
})
acc.Lightbulb.On.OnValueRemoteUpdate(func(power bool) {
log.Debug.Printf("Changed State for %s", label)
light.SetPowerDuration(power, transitionDuration)
})
updateColor := func(light common.Light) {
currentPower, _ := light.GetPower()
// HAP: [0...360]
// LIFX: [0...MAX_UINT16]
hue := acc.Lightbulb.Hue.GetValue()
// HAP: [0...100]
// LIFX: [0...MAX_UINT16]
saturation := acc.Lightbulb.Saturation.GetValue()
// HAP: [0...100]
// LIFX: [0...MAX_UINT16]
brightness := acc.Lightbulb.Brightness.GetValue()
// [HSBKKelvinMin..HSBKKelvinMax]
kelvin := HSBKKelvinDefault
lifxHue := math.MaxUint16 * float64(hue) / float64(HueMax)
lifxSaturation := math.MaxUint16 * float64(saturation) / float64(SaturationMax)
lifxBrightness := math.MaxUint16 * float64(brightness) / float64(BrightnessMax)
color := common.Color{
uint16(lifxHue),
uint16(lifxSaturation),
uint16(lifxBrightness),
kelvin,
}
light.SetColor(color, transitionDuration)
if brightness > 0 && !currentPower {
log.Debug.Printf("Color changed for %s, turning on power.", label)
light.SetPowerDuration(true, transitionDuration)
} else if brightness == 0 && currentPower {
log.Debug.Printf("Color changed for %s, but brightness = 0 turning off power.", label)
light.SetPower(false)
}
}
acc.Lightbulb.Hue.OnValueRemoteUpdate(func(value float64) {
log.Debug.Printf("Changed Hue for %s to %f", label, value)
updateColor(light)
})
acc.Lightbulb.Saturation.OnValueRemoteUpdate(func(value float64) {
log.Debug.Printf("Changed Saturation for %s to %f", label, value)
updateColor(light)
})
acc.Lightbulb.Brightness.OnValueRemoteUpdate(func(value int) {
log.Debug.Printf("Changed Brightness for %s to %d", label, value)
updateColor(light)
})
return hkLight
}
