//Feeling the warmth side code//

// This #include statement was automatically added by the Particle IDE.
#include <neopixel.h>

int PeltierPin = D2;
int TouchPin = A3; 
int touch = 0;
int touchreading =0;
int count2 = -1;
int i = 0;

#define PIXEL_PIN D4
//define the pin neopixel is connected to
#define PIXEL_COUNT 7
//define the pixel count of the neopixel 
#define PIXEL_TYPE WS2812
//define neopixel type  
Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, PIXEL_TYPE);
//Define again that this is a adafruit neopixel 
//Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, PIXEL_TYPE);
int timeGreen = 1000 * 60 *1;
int timeFeel = 1000 * 60 *1;
float expave = 0;
float weight = 0.8;
int roundedexpave = 0;
//long timerStartedAt = -1 ;
//int timeToStart = 0; 

void setup() 
{
    Particle.publish( "ready to feel the warmth" );
    pinMode(TouchPin, INPUT);  
    //Initiate Touch Pin as Input Pin
    pinMode(PeltierPin, OUTPUT);
    //Initiate Peltier Pin as Output Pin
    Particle.variable("TouchDetect", &touch, INT);
    Particle.variable("count", &count2, INT);
    Particle.variable("i", &i, INT);
    strip.begin();
    strip.clear();
    strip.show();
    //strip.clear();
}

void UpdateNeo(){
    
    //i = level % 7;
    //i = i +1; 
    i = count2;
    //show red pixel
    uint32_t c = strip.Color(255, 0, 0);
    if (i <= 2){
        strip.setPixelColor(i, c);
	    strip.show();
    }
    
    //show blue pixels
    c = strip.Color(0, 0, 255);
    if ((i >= 3) and (i <= 6)){
        //strip.setBrightness(255/(i+1));
        //setBrightness funciton will slowly dim the LED strip
        strip.setPixelColor(i, c);
	    strip.show();
    }
    
    //show white pixel
    c = strip.Color(255, 255, 255);
    if ( i >= 7){ 
        //strip.setBrightness(255/(i+1));
        strip.setPixelColor(i, c);
	    strip.show();
    }    

}


void loop() 
{
    //read the touch value and assign to touch variable
    count2 = count2 + 1;
    //Particle.publish("count", String(count2));
    touch = analogRead(TouchPin); 
    //delay(6000);
    //touchreading = map( touch, 0, 4095, 0, 255);
   
    if (touch > 3000){
        //Heat Peltier
        digitalWrite(PeltierPin, HIGH);
        //Update Neo with sequence
        UpdateNeo();
        //initialize the peltier now itself 
        if (count2 == 8){
           count2 = 0;
        }
        
    }else{
        //Reset count
        count2 = -1;
        //Turn off Neo
        digitalWrite(PeltierPin, LOW);
        strip.clear();
        strip.show();
    }
    delay(2000);
}