#include "FastLED.h"
#define NUM_LEDS_PER_STRIP 12
CRGB strip1[NUM_LEDS_PER_STRIP];
CRGB strip2[NUM_LEDS_PER_STRIP];
int PWM; //Channel 1 input variable
int p=2;
void setup() {
  pinMode(7, INPUT);           // Read the pulse width at pin 7
  FastLED.addLeds<NEOPIXEL, 10>(strip1, NUM_LEDS_PER_STRIP);
  FastLED.addLeds<NEOPIXEL, 11>(strip2, NUM_LEDS_PER_STRIP);
 

}
void loop() {
  PWM = pulseIn(7, HIGH, 25000); // Read the pulse width of channel 1
 
  Serial.print("Channel 1:"); // Print the value of channel 1
  Serial.println(PWM);        // each channel 
  if(PWM>=1900 && PWM<=2150)
  {
   p++;
   delay(100); 
  }
  if(p==1)
  {
 Pattern1(255,0,0,100,1);
 Pattern1(0,255,0,100,1);
 Pattern1(0,0,255,100,1);
  }
  if(p==2)
  {
 Pattern2(255,0,0,100,1);
 Pattern2(0,255,0,100,1);
 Pattern2(0,0,255,100,1);
  }
  if(p==3)
  {
 Pattern3(100);
  }
  if(p==4)
  {
 Pattern4(255, 0, 0, 4, 0,0,255,100);
 Pattern4(255, 0, 0, 4, 0,255,0,100);
 Pattern4(0, 255, 0, 4, 0,100,0,100);
  }
  if(p==5)
  {
 Pattern5(3);
  }
}
  void Pattern1(byte red, byte green, byte blue, int speedDelay, int eye) 
  {
 strip1[10] = CRGB(255, 0, 0);
 strip1[11] = CRGB(255, 0, 0);
 strip2[10] = CRGB(0, 0, 255);
 strip2[11] = CRGB(0, 0, 255);
  
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS_PER_STRIP-2; i++) {
  strip1[i] = CRGB(red, green, blue);
  strip2[i] = CRGB(red, green, blue);
  for(int j=1; j<=eye;j++) 
  {strip1[i+j] = CRGB(red, green, blue);
  strip2[i+j] = CRGB(red, green, blue);}   
      // Show the leds   
      FastLED.show();
      // go Back to Black
      strip1[i] = CRGB::Black;
      strip2[i] = CRGB::Black;
      delay(speedDelay);
    }
  }
    void Pattern2(byte red, byte green, byte blue, int speedDelay, int eye)
  {
 strip1[10] = CRGB(255, 0, 0);
 strip1[11] = CRGB(255, 0, 0);
 strip2[10] = CRGB(0, 255, 0);
 strip2[11] = CRGB(0, 255, 0);

  // First slide the led in one direction
  for (int i = NUM_LEDS_PER_STRIP-3; i >= 0; i--) {
      strip1[i] = CRGB(red, green, blue);
      strip2[i] = CRGB(red, green, blue);
  for(int j=1; j<=eye;j++)
  {strip1[i-j] = CRGB(red, green, blue);
   strip2[i-j] = CRGB(red, green, blue);}
      // Show the leds   
      FastLED.show();
      // go Back to Black
      strip1[i] = CRGB::Black;
      strip2[i] = CRGB::Black;
      delay(speedDelay);
    }

  }

   void Pattern3(int speedDelay)
 {
 strip1[10] = CRGB(255, 0, 0);
 strip1[11] = CRGB(255, 0, 0);
 strip2[10] = CRGB(0, 255, 0);
 strip2[11] = CRGB(0, 255, 0);
 
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS_PER_STRIP-4; i++) {
  strip1[i] = CRGB(255, 0, 0);
  strip2[i] = CRGB(255, 0, 0);
  for(int j=1; j<=1;j++) 
  {strip1[i+j] = CRGB(0, 0, 255);
   strip2[i+j] = CRGB(0, 0, 255);} 
  for(int k=1; k<=1;k++)
  {strip1[i+1+k] = CRGB(0, 255, 0);
   strip2[i+1+k] = CRGB(0, 255, 0);} 
      // Show the leds   
      FastLED.show();
      // go Back to Black
      strip1[i] = CRGB::Black;
      strip2[i] = CRGB::Black;
      strip1[9] = CRGB::Black;
      strip2[9] = CRGB::Black;
      strip1[8] = CRGB::Black;
      strip2[8] = CRGB::Black;
      delay(speedDelay);
    }
 }

  void Pattern4(byte red, byte green, byte blue, int postion, byte color1, byte color2, byte color3, int speedDelay)

{
 
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS_PER_STRIP; i++) {
  strip1[i] =  CRGB(color1, color2, color3);
  strip2[i] =  CRGB(color1, color2, color3);
  }
  
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS_PER_STRIP; i++) {
    strip1[i] = CRGB(red, green, blue);
    strip1[i+postion] = CRGB(red, green, blue);
    strip2[i] = CRGB(red, green, blue);
    strip2[i+postion] = CRGB(red, green, blue);  
    FastLED.show();
    strip1[i] = CRGB(color1, color2, color3);
    strip1[i+postion] = CRGB(color1, color2, color3);
    strip2[i] = CRGB(color1, color2, color3);
    strip2[i+postion] = CRGB(color1, color2, color3);
    delay(speedDelay);
  }
  
}
void Pattern5(int pos)
{
  
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS_PER_STRIP; i++) {
    strip1[i] = CRGB::White;
    strip2[i] = CRGB::White;
  }     
  
  // First slide the led in one direction
  for (int i = 0; i < NUM_LEDS_PER_STRIP; i++) {
    
    strip1[i] = CRGB(i*20,0,0);
    strip1[i+pos] = CRGB(i*20,0,0);
    strip2[i] = CRGB(i*20,0,0);
    strip2[i+pos] = CRGB(i*20,0,0);
    FastLED.show();
    strip1[i] = CRGB::White;
    strip1[i+pos] = CRGB::White;
    strip2[i] = CRGB::White;
    strip2[i+pos] = CRGB::White;
    FastLED.setBrightness(i*20);
    delay(100);
  }
  
}