#include <Adafruit_NeoPixel.h>
#include <LiquidCrystal.h>
#ifdef __AVR__
#include <avr/power.h>
#endif>

#define PIN            6
#define NUMPIXELS      9

Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
LiquidCrystal lcd(12,11, 10, 9, 8, 7);

int buttonStatusRed;
int buttonStatusGrn;
int buttonStatusBlu;
int buttonStatusBlk;
int onoff;
int shadeRed;
int shadeGreen;
int shadeBlue;
int red;
int green;
int blue;
float bright;

//incoming serial data
int incoming;


void setup() {
  //declare pinmodes

  pinMode(2, INPUT); //green button
  pinMode(3, INPUT); //red button
  pinMode(4, INPUT); //blue button
  pinMode(5, INPUT); //onoff
  pinMode(6, OUTPUT); //NOEPIX
  //intialize serial comms
  Serial.begin(9600); //comm rate
  pixels.begin(); // This initializes the NeoPixel library.
  lcd.begin(16, 2);
  lcd.print("Color Analyzer");
  lcd.setCursor(0, 1);
  lcd.print("By Douglas S.");
  delay(4000);
  lcd.clear();
}

void loop() {
  // put your main code here, to run repeatedly:
  buttonStatusRed=digitalRead(5);
  buttonStatusGrn=digitalRead(4);
  buttonStatusBlu=digitalRead(3);
  buttonStatusBlk=digitalRead(2);
  if(digitalRead(2)){
    onoff ++;
  }
  bright=map(analogRead(0),0,1023,0,100);
  bright= bright/100;
      lcd.print("  ");
      lcd.print("   R-");
      lcd.print("G");
      lcd.print("-B ");
      lcd.setCursor(0, 1);
      lcd.print(shadeRed);
      lcd.print(" - ");
      lcd.print(shadeGreen);
      lcd.print(" - ");
      lcd.print(shadeBlue);
      lcd.print("     ");
      //lcd.clear();
      //delay(250);
  shadeRed=map(analogRead(1),0,1023,255,0)*bright;
  shadeGreen=map(analogRead(2),0,1023,255,0)*bright;
  shadeBlue=map(analogRead(3),0,1023,255,0)*bright;
  Serial.print(shadeRed);
  Serial.print(",");
  Serial.print(shadeGreen);
  Serial.print(",");
  Serial.println(shadeBlue);
  delay(1);

  //INCOMING SERIAL DATA
  //Check if incoming is available
  if(Serial.available() > 0){
      //read if available
      incoming = Serial.read();

//      if(incoming == 150){
//        for(int i=0; i<NUMPIXELS; i++){
//            pixels.setPixelColor(i, pixels.Color(255,0,0));
//            pixels.show();
//            delay(15);
//        }
//      }

      //listen for R,G,B
      if(incoming ==150){
        for(int i=0; i<NUMPIXELS; i++){
            pixels.setPixelColor(i, pixels.Color(255,0,0));
            pixels.show();
            delay(55);
        }
      }else if(incoming ==180){
        for(int i=0; i<NUMPIXELS; i++){
            pixels.setPixelColor(i, pixels.Color(0,255,0));
            pixels.show();
            delay(55);
        }
      }else if(incoming ==190){
        for(int i=0; i<NUMPIXELS; i++){
            pixels.setPixelColor(i, pixels.Color(0,0,255));
            pixels.show();
            delay(55);
        }
      }else if(incoming == 200){
        int g=0;
        int rainr=150;
        int raing=50;
        int rainb=0;
        while(g < 100){
          for(int i=0; i<NUMPIXELS; i++){
              pixels.setPixelColor(i, pixels.Color(rainr,raing,rainb));
              pixels.show();
              delay(5);
          }
          rainr=rainr+10;
          if(rainr >= 255){
              rainr=0;
              shadeRed=rainr;
            }
          raing=raing+10;
            if(raing >= 255){
              raing=0;
              shadeGreen=raing;
            }
          rainb=rainb+10;
            if(rainb >= 255){
              rainb=0;
              shadeBlue=rainb;
            }
          g++;
        }
      }

    }





  /*
  Serial.print("Red:");
  Serial.print(buttonStatusRed);
  Serial.print("  Green:");
  Serial.print(buttonStatusGrn);
  Serial.print("  Blue:");
  Serial.print(buttonStatusBlu);
  Serial.print("  On/Off:");
  Serial.print(buttonStatusBlk);
  Serial.print("  BR:");
  Serial.print(bright);
  Serial.print("  SR:");
  Serial.print(shadeRed);
  Serial.print("  SG:");
  Serial.print(shadeGreen);
  Serial.print("  SB:");
  Serial.println(shadeBlue);
  */
  if(onoff % 2 == 0){
    shadeRed= 0;
    shadeGreen=0;
    shadeBlue=0;
  };
  if(buttonStatusRed == HIGH){
      shadeRed = 255;
      shadeGreen = 0;
      shadeBlue = 0;
  };

  if(buttonStatusGrn == HIGH){
     shadeGreen = 255;
     shadeRed = 0;
     shadeBlue= 0;
  };
   if(buttonStatusBlu == HIGH){
      shadeBlue = 255;
      shadeRed = 0;
      shadeGreen= 0;
  };

  if(buttonStatusBlu == HIGH && buttonStatusGrn == HIGH && buttonStatusRed){
      for(int i=0; i<NUMPIXELS; i++){
          pixels.setPixelColor(i, pixels.Color(red,green,blue));
          pixels.show();
          //delay(15);
      }
      red++;
      green++;
      blue++;
      /*
      if(red>=255){
          red=0;
      }
      if(blue>=255){
          blue=0;
       }
      if(green>=255){
          green=0;
       } */

  }

  for(int i=0; i<NUMPIXELS; i++){
  pixels.setPixelColor(i, pixels.Color(shadeRed,shadeGreen,shadeBlue));
  pixels.show();
  delay(1);

  }