#include <ViewStates.h>

ViewTimeState::ViewTimeState(DS3231 &_ds3231, AT24C32 &_at24c32)
{
  ds3231 = _ds3231;
  at24c32 = _at24c32;
  init();
}

/*
  default german matrix layout

  'E', 'S', 'K', 'I', 'S', 'T', 'L', 'F', 'Ü', 'N', 'F',
  'Z', 'E', 'H', 'N', 'Z', 'W', 'A', 'N', 'Z', 'I', 'G',
  'D', 'R', 'E', 'I', 'V', 'I', 'E', 'R', 'T', 'E', 'L',
  'T', 'A', 'N', 'A', 'C', 'H', 'V', 'O', 'R', 'J', 'M',
  'H', 'A', 'L', 'B', 'X', 'Z', 'W', 'Ö', 'L', 'F', 'P',
  'Z', 'W', 'E', 'I', 'N', 'S', 'I', 'E', 'B', 'E', 'N',
  'K', 'D', 'R', 'E', 'I', 'R', 'H', 'F', 'Ü', 'N', 'F',
  'E', 'L', 'F', 'N', 'E', 'U', 'N', 'V', 'I', 'E', 'R',
  'W', 'A', 'C', 'H', 'T', 'Z', 'E', 'H', 'N', 'R', 'S',
  'B', 'S', 'E', 'C', 'H', 'S', 'F', 'M', 'U', 'H', 'R',
  'B', 'S', 'E', 'C', 'H', 'S', 'F', 'M', 'U', 'H', 'R',
  '□', '□', '□', '□', '▣', '□', '□', '□', '□', '□', '□',
  
 */
void ViewTimeState::init()
{
  text[0] = {0, 0, 1, true};
  text[1] = {0, 3, 5, true};

  hours[0][0] = {4, 5, 9, true};
  hours[0][1] = {0, 0, 0, false};
  hours[1][0] = {5, 2, 4, true};
  hours[1][1] = {5, 2, 5, true};
  hours[2][0] = {5, 0, 3, true};
  hours[2][1] = {0, 0, 0, false};
  hours[3][0] = {6, 1, 4, true};
  hours[3][1] = {0, 0, 0, false};
  hours[4][0] = {7, 7, 10, true};
  hours[4][1] = {0, 0, 0, false};
  hours[5][0] = {6, 7, 10, true};
  hours[5][1] = {0, 0, 0, false};
  hours[6][0] = {9, 1, 5, true};
  hours[6][1] = {0, 0, 0, false};
  hours[7][0] = {5, 5, 10, true};
  hours[7][1] = {0, 0, 0, false};
  hours[8][0] = {8, 1, 4, true};
  hours[8][1] = {0, 0, 0, false};
  hours[9][0] = {7, 3, 6, true};
  hours[9][1] = {0, 0, 0, false};
  hours[10][0] = {8, 5, 8, true};
  hours[10][1] = {0, 0, 0, false};
  hours[11][0] = {7, 0, 2, true};
  hours[11][1] = {0, 0, 0, false};

  // 0
  minutes[0][0] = {9, 8, 10, true};
  minutes[0][1] = {0, 0, 0, false};
  minutes[0][2] = {0, 0, 0, false};
  // 5
  minutes[1][0] = {0, 7, 10, true};
  minutes[1][1] = {3, 2, 5, true};
  minutes[1][2] = {0, 0, 0, false};
  // 10
  minutes[2][0] = {1, 0, 3, true};
  minutes[2][1] = {3, 2, 5, true};
  minutes[2][2] = {0, 0, 0, false};
  // 15
  minutes[3][0] = {2, 4, 10, true};
  minutes[3][1] = {3, 2, 5, true};
  minutes[3][2] = {0, 0, 0, false};
  // 20
  minutes[4][0] = {1, 4, 10, true};
  minutes[4][1] = {3, 2, 5, true};
  minutes[4][2] = {0, 0, 0, false};
  // 25
  minutes[5][0] = {0, 7, 10, true};
  minutes[5][1] = {3, 6, 8, true};
  minutes[5][2] = {4, 0, 3, true};
  // 30
  minutes[6][0] = {4, 0, 3, true};
  minutes[6][1] = {0, 0, 0, false};
  minutes[6][2] = {0, 0, 0, false};
  // 35
  minutes[7][0] = {0, 7, 10, true};
  minutes[7][1] = {3, 2, 5, true};
  minutes[7][2] = {4, 0, 3, true};
  // 40
  minutes[8][0] = {1, 4, 10, true};
  minutes[8][1] = {3, 6, 8, true};
  minutes[8][2] = {0, 0, 0, false};
  // 45
  minutes[9][0] = {2, 4, 10, true};
  minutes[9][1] = {3, 6, 8, true};
  minutes[9][2] = {0, 0, 0, false};
  // 50
  minutes[10][0] = {1, 0, 3, true};
  minutes[10][1] = {3, 6, 8, true};
  minutes[10][2] = {0, 0, 0, false};
  // 55
  minutes[11][0] = {0, 7, 10, true};
  minutes[11][1] = {3, 6, 8, true};
  minutes[11][2] = {0, 0, 0, false};

  increment = 24;
}

void ViewTimeState::setWessi()
{
  init();
  minutes[4][0] = {1, 0, 3, true};
  minutes[4][1] = {3, 6, 8, true};
  minutes[4][2] = {4, 0, 3, true};

  minutes[8][0] = {1, 0, 3, true};
  minutes[8][1] = {3, 2, 5, true};
  minutes[8][2] = {4, 0, 3, true};

  increment = 19;
}

void ViewTimeState::setOssi()
{
  setWessi();

  minutes[3][0] = {2, 4, 10, true};
  minutes[3][1] = {0, 0, 0, false};

  minutes[9][0] = {2, 0, 10, true};
  minutes[9][1] = {0, 0, 0, false};
  increment = 14;
}

void ViewTimeState::setWord(uint8_t matrix[121], matrix_entry word)
{
  int row;
  for (int i = word.columnFrom; i <= word.columnTo; i++)
  {
    row = word.row * 11 + i;
    matrix[row] = color;
  }
}

void ViewTimeState::render(uint8_t matrix[121], ControlStates controlState)
{

  uint8_t currentMode = at24c32.read(TIME_MODE_ADDRESS);

  if (mode != currentMode)
  {
    mode = currentMode;
    switch (mode)
    {
    case 1:
      setWessi();
      break;
    case 2:
      setOssi();
      break;
    default:
      init();
    }
  }

  bool const blink = (millis() / CONTROL_BLINK_INTERVAL) % 2 == 0;

  if (controlState != ControlStates::TIME_MODE || blink)
  {
    setWord(matrix, text[0]);
    setWord(matrix, text[1]);
  }

  uint8_t mm = ds3231.getMinutes();
  uint8_t m = mm / 5;
  uint8_t h = ds3231.getHours() % 12;
  uint8_t s = ds3231.getSeconds();

  // increment hours
  if (mm > increment)
  {
    h = (h + 1) % 12;
  }

  // set hours
  if (controlState != ControlStates::TIME_HOURS || blink)
  {
    setWord(matrix, hours[h][0]);
    if (mm >= 5 && hours[h][1].notNull == true)
    {
      setWord(matrix, hours[h][1]);
    }
  }

  // set 5 minutes
  if (controlState != ControlStates::TIME_MINUTES || blink)
  {
    for (int i = 0; i < 3; i++)
    {
      if (minutes[m][i].notNull == true)
      {
        setWord(matrix, minutes[m][i]);
      }
    }
  }

  // set minutes
  if (mm % 5 > 0)
  {
    if (controlState != ControlStates::TIME_MINUTES || blink)
    {
      setWord(matrix, {10, 0, mm % 5 - 1});
    }
  }

  // set seconds
  setWord(matrix, {10, 5, 5 + (s / 10)});
}