// This #include statement was automatically added by the Particle IDE.
#include <neopixel.h>
#define PIXEL_PIN D2
#define PIXEL_COUNT 8 //for stick, 16 for ring
#define PIXEL_TYPE WS2812B //for 4pin neopixels, WS2812/WS2813 for 6pin
unsigned long redTimer = 0;
Adafruit_NeoPixel strip = Adafruit_NeoPixel( PIXEL_COUNT, PIXEL_PIN, PIXEL_TYPE);
bool meetingTrigger = false;
int redValue = 10;
int greenValue = 10;
int blueValue = 10;
// this function automagically gets called upon a matching POST request
int IFTTT_Function1(String command){
meetingTrigger = !meetingTrigger;
redTimer = millis(); //in milliseconds, 1000 = 1sec
if(command == "1"){
meetingTrigger = !meetingTrigger;
redTimer = millis(); //in milliseconds, 1000 = 1sec
}
if(meetingTrigger){
return 1;
}
return 0;
}
void NeoPixelRedFade(bool fadeIn, unsigned long fadeTime){ //fade to/from white
if(fadeIn && redValue < 255){//decrease r
redValue = map(millis(), redTimer, redTimer + fadeTime, 10, 240);
for(int i=0; i<strip.numPixels(); i++){
strip.setPixelColor(i, redValue, 10, 10);
}
}
else{//fade out, decrease r
redValue = map(millis(), redTimer + fadeTime, redTimer + fadeTime + fadeTime, 240, 10);
for(int i=0; i<strip.numPixels(); i++){
strip.setPixelColor(i, redValue, 10, 10);
}
if(redValue == 10){
meetingTrigger = false;
}
}
}
//------------------------------------------------------------------------
void setup() {
//Neopixel
strip.begin();
strip.show();
//Cloud Functions
Particle.function("IFTTT1", IFTTT_Function1);
//Colors used to debug LED values
Particle.variable("Red Value", redValue);
Particle.variable("Green Value", greenValue);
Particle.variable("Blue Value", blueValue);
}
//------------------------------------------------------------------------
void loop() {
unsigned long fadeTime = 900000;
if(meetingTrigger){//fade to red if meeting trigger is true
if(millis() < redTimer + fadeTime){ //1000ms * 60sec/min * 15min = 900,000, 1.5min for 90,000,
NeoPixelRedFade(true, fadeTime);
}else{ NeoPixelRedFade(false, fadeTime); }
}else{//white
redValue = 10;
greenValue = 10;
blueValue = 10;
for(int i=0; i<strip.numPixels(); i++){
strip.setPixelColor(i, redValue, greenValue, blueValue);
}
}
strip.show();
delay(1000);
}
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