WLED/wled00/alexa.cpp
2020-04-10 12:30:08 +02:00

98 lines
2.5 KiB
C++

#include "wled.h"
/*
* Alexa Voice On/Off/Brightness/Color Control. Emulates a Philips Hue bridge to Alexa.
*
* This was put together from these two excellent projects:
* https://github.com/kakopappa/arduino-esp8266-alexa-wemo-switch
* https://github.com/probonopd/ESP8266HueEmulator
*/
#include "src/dependencies/espalexa/EspalexaDevice.h"
#ifndef WLED_DISABLE_ALEXA
void onAlexaChange(EspalexaDevice* dev);
void alexaInit()
{
if (alexaEnabled && WLED_CONNECTED)
{
if (espalexaDevice == nullptr) //only init once
{
espalexaDevice = new EspalexaDevice(alexaInvocationName, onAlexaChange, EspalexaDeviceType::extendedcolor);
espalexa.addDevice(espalexaDevice);
espalexa.begin(&server);
} else {
espalexaDevice->setName(alexaInvocationName);
}
}
}
void handleAlexa()
{
if (!alexaEnabled || !WLED_CONNECTED) return;
espalexa.loop();
}
void onAlexaChange(EspalexaDevice* dev)
{
EspalexaDeviceProperty m = espalexaDevice->getLastChangedProperty();
if (m == EspalexaDeviceProperty::on)
{
if (!macroAlexaOn)
{
if (bri == 0)
{
bri = briLast;
colorUpdated(NOTIFIER_CALL_MODE_ALEXA);
}
} else applyMacro(macroAlexaOn);
} else if (m == EspalexaDeviceProperty::off)
{
if (!macroAlexaOff)
{
if (bri > 0)
{
briLast = bri;
bri = 0;
colorUpdated(NOTIFIER_CALL_MODE_ALEXA);
}
} else applyMacro(macroAlexaOff);
} else if (m == EspalexaDeviceProperty::bri)
{
bri = espalexaDevice->getValue();
colorUpdated(NOTIFIER_CALL_MODE_ALEXA);
} else //color
{
if (espalexaDevice->getColorMode() == EspalexaColorMode::ct) //shade of white
{
uint16_t ct = espalexaDevice->getCt();
if (useRGBW)
{
switch (ct) { //these values empirically look good on RGBW
case 199: col[0]=255; col[1]=255; col[2]=255; col[3]=255; break;
case 234: col[0]=127; col[1]=127; col[2]=127; col[3]=255; break;
case 284: col[0]= 0; col[1]= 0; col[2]= 0; col[3]=255; break;
case 350: col[0]=130; col[1]= 90; col[2]= 0; col[3]=255; break;
case 383: col[0]=255; col[1]=153; col[2]= 0; col[3]=255; break;
}
} else {
colorCTtoRGB(ct, col);
}
} else {
uint32_t color = espalexaDevice->getRGB();
col[0] = ((color >> 16) & 0xFF);
col[1] = ((color >> 8) & 0xFF);
col[2] = ( color & 0xFF);
}
colorUpdated(NOTIFIER_CALL_MODE_ALEXA);
}
}
#else
void alexaInit(){}
void handleAlexa(){}
#endif