//Device 1
#include "Particle.h"
#include <neopixel.h>
#include <iostream>
#include <string>

#define PIXEL_PIN SPI
#define PIXEL_COUNT 8
#define PIXEL_TYPE WS2812

int windSensorPin = A0;
int windSpeed = 0; //range:1700-2400
int threshold = 2000;
unsigned long lastFade = 0;
int Interval = 3000;
int buttonPin = D1;

int redValue = 255;
int greenValue = 255; 
int blueValue = 255;
int color = 255;

int breathecount = 0;
bool buttonsignal = true;
int delayvalue = 5;
int largerthanthresholdcount = 0;

Adafruit_NeoPixel strip(PIXEL_COUNT, PIXEL_PIN, PIXEL_TYPE);
uint16_t i;
uint32_t c = strip.Color(0, 0, 0);

void setup() {
    Serial.begin( 9600 );

    strip.begin();
    strip.show(); 
    Particle.variable("speed",&windSpeed, INT);
    pinMode( buttonPin , INPUT_PULLUP);

}

void loop() {
    windSpeed = analogRead(windSensorPin); 
    int buttonState = digitalRead( buttonPin );


    while( buttonState == LOW ){
        
        windSpeed = analogRead(windSensorPin); 
        
        if (windSpeed>threshold){
            buttonsignal = false;
            Secondstagebreathe();
        }
        if(buttonsignal == true){
            Firststagesignal();
        }
        buttonState = digitalRead( buttonPin );
        
    }
    
    if(buttonsignal == false){
        if(breathecount>0){
            for(i=0;i<3;i++){
                Sendsuccessfully();
                delay(50);
            }
            buttonsignal = true;
            char breathe[10];
            itoa(breathecount, breathe, 10);
            Particle.publish("kissPublish",breathe);
        }
    }
    
    breathecount = 0;
}

void Firststagesignal(){
    for(i=0; i< strip.numPixels(); i++) {
        c = strip.Color(redValue, 0, 0);
        strip.setPixelColor(i, c );
		strip.show();
		delay( 5 );
    }
    for(i=0; i< strip.numPixels(); i++) {
        c = strip.Color(0, 0, 0);
        strip.setPixelColor(i, c );
		strip.show();
		delay( 5 );
    }
}

void delayvariation(){
    windSpeed = analogRead(windSensorPin);
    delay(5);
    if(windSpeed){
        
    }
}


void Secondstagebreathe(){
    c = strip.Color(255, 255, 255);
    if (windSpeed>threshold){
        unsigned long now = millis();
        c = strip.Color(0, 0, 0);
        if ((now - lastFade) >= Interval) {
            for (int color = 0; color < 255; color++) {
                for (i = 0; i < strip.numPixels(); i++) {
                    c = strip.Color(color, color, color);
                    strip.setPixelColor(i, c);
                }
                strip.show();
                delay(delayvalue);
            }
                
            for (int color = 255; color > 0; color--) {
                for (i = 0; i < strip.numPixels(); i++) {
                    c = strip.Color(color, color, color);
                    strip.setPixelColor(i, c);
                }
                strip.show();
                delay(delayvalue);
            }
        lastFade = now;
        }
    breathecount ++;
    Serial.println(breathecount);
    }
}

void Sendsuccessfully(){
    //blink green lights
    uint16_t i;
    uint32_t c = strip.Color(0, 0, 0);
    for(i=0; i< strip.numPixels(); i++) {
        c = strip.Color(0, greenValue, 0);
        strip.setPixelColor(i, c );
		strip.show();
		delay( 10 );
        }
    for(i=0; i< strip.numPixels(); i++) {
        c = strip.Color(0, 0, 0);
        strip.setPixelColor(i, c );
		strip.show();
		delay( 10 );
    }
}