//Segment Clock Project - YJ

#include <FastLED.h>

#define LED_PIN     7
#define NUM_LEDS    30

CRGB leds[NUM_LEDS];

  // : - 7, 8

  // 0 - 0, 1, 2, 3, 4, 5       segmentIndex = [1, 1, 1, 1, 1, 1, 0]
  // 1 - 1, 2                   segmentIndex = [0, 1, 1, 0, 0, 0, 0]
  // 2 - 0, 1, 3, 4, 6          segmentIndex = [1, 1, 0, 1, 1, 0, 1]
  // 3 - 0, 1, 2, 3, 6          segmentIndex = [1, 1, 1, 1, 0, 0, 1]
  // 4 - 1, 2, 5, 6             segmentIndex = [0, 1, 1, 0, 0, 1, 1]
  // 5 - 0, 2, 3, 5, 6          segmentIndex = [1, 0, 1, 1, 0, 1, 1]
  // 6 - 0, 2, 3, 4, 5, 6       segmentIndex = [1, 0, 1, 1, 1, 1, 1]
  // 7 - 0, 1, 2                segmentIndex = [1, 1, 1, 0, 0, 0, 0]
  // 8 - 0, 1, 2, 3, 4, 5, 6    segmentIndex = [1, 1, 1, 1, 1, 1, 1]
  // 9 - 0, 1, 2, 3, 5, 6       segmentIndex = [1, 1, 1, 1, 0, 1, 1]

int segmentIndex[10][7] = {{1, 1, 1, 1, 1, 1, 0},
                           {0, 1, 1, 0, 0, 0, 0},
                           {1, 1, 0, 1, 1, 0, 1},
                           {1, 1, 1, 1, 0, 0, 1},
                           {0, 1, 1, 0, 0, 1, 1},
                           {1, 0, 1, 1, 0, 1, 1},
                           {1, 0, 1, 1, 1, 1, 1},
                           {1, 1, 1, 0, 0, 0, 0},
                           {1, 1, 1, 1, 1, 1, 1},
                           {1, 1, 1, 1, 0, 1, 1}};

int value = 0;
bool numberUpdate = false;
int minuteOnes = 8;
int minuteTens = 0;
int hourOnes = 0;
int hourTens = 1;

//-------------------------------------------------------------------------------------------------------------
void setup() {

  FastLED.addLeds<WS2812, LED_PIN, GRB>(leds, NUM_LEDS);

  // colon always on
  FastLED.clear();
  leds[14] = CRGB(150, 0, 255);
  leds[15] = CRGB(150, 0, 255);
  FastLED.show();
}

//-------------------------------------------------------------------------------------------------------------
void loop() {
    
  if (numberUpdate == true) {

    // hourTens
    for (int i = 0; i < 7; i++) {
      if (segmentIndex[hourTens][i] == 1) {
        leds[i] = CRGB(150, 0, 255);
        FastLED.show();
      }
    }

    // hourOnes
    for (int i = 0; i < 7; i++) {
      if (segmentIndex[hourOnes][i] == 1) {
        leds[i + 7] = CRGB(150, 0, 255);
        FastLED.show();
      }
    }

    // minuteTens
    for (int i = 0; i < 7; i++) {
      if (segmentIndex[minuteTens][i] == 1) {
        leds[i + 16] = CRGB(150, 0, 255);
        FastLED.show();
      }
    }

    // minuteOnes
    for (int i = 0; i < 7; i++) {
      if (segmentIndex[minuteOnes][i] == 1) {
        leds[i + 23] = CRGB(150, 0, 255);
        FastLED.show();
      }
    }

    numberUpdate = false;
  }
    
}