#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"

//#define TFT_DC 9
//#define TFT_CS 10
//Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

#define TFT_DC 9
#define TFT_CS 10
#define TFT_MOSI 11
#define TFT_CLK 13
#define TFT_RST 10
#define TFT_MISO 12
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_MOSI, TFT_CLK, TFT_RST, TFT_MISO);

#define JUMLAH_LED 16
class LED {
  private:
  int pin[JUMLAH_LED] = {2,3,4,5,6,7,8,22,23,25,27,29,31,33,35,37};
  public:
  void inisialisasi(){
    for(unsigned int i=0; i<JUMLAH_LED; i++){
      pinMode(pin[i], OUTPUT);
    }
  }

  void on(){
    for(unsigned int i=0; i<JUMLAH_LED; i++){
      digitalWrite(pin[i], HIGH);
    }
  }

  void on(int led_number){
    digitalWrite(pin[led_number], HIGH);
  }

  void off(){
    for(unsigned int i=0; i<JUMLAH_LED; i++){
      digitalWrite(pin[i], LOW);
    }
  }

  void off(int led_number){
    digitalWrite(pin[led_number], LOW);
  }
};
LED led;

void sequence1(unsigned int ms){
  for(unsigned int i=0; i<JUMLAH_LED; i++){
    led.on(i);
    delay(ms);
  }

  for(unsigned int i=0; i<JUMLAH_LED; i++){
    led.off(i);
    delay(ms);
  }
}

void sequence2(unsigned int ms){
  // On Genap
  for(unsigned int i=0; i<JUMLAH_LED; i++){
    if(i%2==0){
      led.on(i);
    } else {
      led.off(i);
    }
  }
  delay(ms);
  // Off Genap
  for(unsigned int i=0; i<JUMLAH_LED; i++){
    if(i%2==1){
      led.on(i);
    } else {
      led.off(i);
    }
  }
  delay(ms);
}

void sequence3(unsigned long ms){
  long random_index = random(0, JUMLAH_LED);
  for(int i=0; i<JUMLAH_LED; i++){
    if(i==random_index){
      led.on(i);
    } else {
      led.off(i);
    }
  }
  delay(ms);
}

void setup() {
  Serial.begin(9600);
  /*
  tft.begin();

  tft.setCursor(26, 120);
  tft.setTextColor(ILI9341_RED);
  tft.setTextSize(3);
  tft.println("Hello, TFT!");

  tft.setCursor(20, 160);
  tft.setTextColor(ILI9341_GREEN);
  tft.setTextSize(2);
  tft.println("I can has colors?");
  */

  //Serial.println("TFT - Initialization");

  tft.begin();
  tft.fillScreen(ILI9341_BLACK);
  // tft.setCursor(0, 0); 
  //tft.setTextColor(ILI9341_GREEN);  tft.setTextSize(3);
  //tft.println("Tes TFT");

  tft.setTextSize(5);
  const int offset_x = 40;
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_RED); tft.println("Red");
  tft.setCursor(offset_x, 60); tft.setTextColor(ILI9341_GREEN); tft.println("Green");
  tft.setCursor(offset_x, 120); tft.setTextColor(ILI9341_BLUE); tft.println("Blue");
  tft.setCursor(offset_x, 180); tft.setTextColor(ILI9341_WHITE); tft.println("White");
  //
  //tft.fillRoundRect(35, 260, 60, 60, 10, ILI9341_RED);

  //Serial.println("TFT - Done");

  // LED
  led.inisialisasi();
  led.on();
  delay(1000); //tft.fillScreen(ILI9341_BLACK);
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_BLACK); tft.println("Red");
  tft.setCursor(offset_x, 60); tft.setTextColor(ILI9341_BLACK); tft.println("Green");
  tft.setCursor(offset_x, 120); tft.setTextColor(ILI9341_BLACK); tft.println("Blue");
  tft.setCursor(offset_x, 180); tft.setTextColor(ILI9341_BLACK); tft.println("White");
  led.off();
  delay(1000);
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_WHITE); tft.println("Seq 1");
  sequence1(100);
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_BLACK); tft.println("Seq 1");
  delay(500);
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_WHITE); tft.println("Seq 2");
  sequence2(500);
  sequence2(500);
  sequence2(500);
  led.off();
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_BLACK); tft.println("Seq 2");
  delay(500);
  tft.setCursor(offset_x, 0); tft.setTextColor(ILI9341_WHITE); tft.println("Seq 3");
  tft.setCursor(30, 120); tft.setTextColor(ILI9341_WHITE); tft.println("Random");
}

void loop() {
  sequence3(120);
}