/*
CAMP-ARDUINO
Lesson #8
Very Basic Remote Control Unit
  *********************
  * 01 * 0xA2 * Power *
  * 02 * 0xE2 * Menu  *
  * 03 * 0x22 * Test  *
  * 04 * 0x02 *   +   *
  * 05 * 0xC2 *  <-   *
  * 06 * 0xE0 *  <<   *
  * 07 * 0xA8 *  |>   *
  * 08 * 0x90 *  >>   *
  * 09 * 0x68 *  0    *
  * 10 * 0x98 *   -   *
  * 11 * 0xB0 *   C   *
  * 12 * 0x30 *   1   *
  * 13 * 0x18 *   2   *
  * 14 * 0x7A *   3   *
  * 15 * 0x10 *   4   *
  * 16 * 0x38 *   5   *
  * 17 * 0x5A *   6   *
  * 18 * 0x42 *   7   *
  * 18 * 0x4A *   8   *
  * 18 * 0x52 *   9   *
  *********************

0.01 - Very Basic setup
0.02 - addind an On/Off LED
0.03 - Adding a FadeLED

*/

float ver = 0.03;

#include <IRremote.h>

#define IR_RECEIVE_PIN 2
#define IOled 13
#define fadeLed 9

int data;
int fdt = 5;  //Fade Delay Time
int i;

bool power = false;
bool FadeFx = false;  //Triggers a Fade effect
bool GreenStt = false;//Tracks LED state

void setup()
{
  
  Serial.begin(115200);
  //Serial.println("CAMP - ARDUINO");
  //Serial.print("Very Basic RCU version: ");
  //Serial.println(ver);
  
  pinMode(IOled, OUTPUT);
  pinMode(fadeLed, OUTPUT);

  IrReceiver.begin(IR_RECEIVE_PIN, ENABLE_LED_FEEDBACK); // Start the receiver

}

void loop() {
  
  if (IrReceiver.decode()) {
      data = IrReceiver.decodedIRData.command;
      //Serial.println(data, HEX);
      IrReceiver.resume(); // Enable receiving of the next value
  }
switch(data){
//Power
  case 0xA2:
  power =! power;
  data = 0x00;

  break;

//FadeLedIn
  case 0x22:
  if(!GreenStt && power){  //ONLY if the LED is Off and Power in ON
    for( i=0; i<256;i++){  //Fade in
    analogWrite(fadeLed, i);
    delay(fdt);            //Fade delay time could be adjustable later 
  }
  GreenStt = true;         //Changing LED state
  }

  else{                    //If Power is (obviously)on and the LED is On
    for( i=0; i<=256;i++){ //Fade out
    analogWrite(fadeLed, 256-i);
    delay(fdt);            //Fade delay time could be adjustable later
  }
  GreenStt = false;        //Changing LED state
  }  
  data = 0x00;
  
  break;
}

digitalWrite(IOled, power);
digitalWrite(fadeLed, GreenStt);
}