#include <FastLED.h>
#include "LEDMatrix.h"
#include "font.h"

// Params for width and height
const uint8_t kMatrixWidth = 32;
const uint8_t kMatrixHeight = 16;

#define NUM_LEDS (kMatrixWidth * kMatrixHeight)
#define DATA_PIN D2
#define LAST_VISIBLE_LED 511

CRGB leds[NUM_LEDS];
LEDMatrix matrix(kMatrixWidth, kMatrixHeight, NUM_LEDS, LAST_VISIBLE_LED, leds);

void setup() {
  FastLED.addLeds<WS2812, DATA_PIN, GRB>(leds, NUM_LEDS);
  FastLED.setBrightness(40);
  FastLED.clear();
  FastLED.show();
}

void drawChar(char c, int x, int y, CRGB color) {
  if (c < 32 || c > 127) return; // Ignore non-printable characters

  for (int i = 0; i < 5; i++) {
    uint8_t line = font[(c - 32) * 5 + i]; // Access the font array as a one-dimensional array
    for (int j = 0; j < 7; j++) {
      if (line & 0x1) {
        matrix.drawPixel(x + i, y + j, color);
      }
      line >>= 1;
    }
  }
}

//TODO: Fix letter overflow
void drawText(const char* text, int x, int y, CRGB color) {
  while (*text) {
    drawChar(*text++, x, y, color);
    x += 6; // Move to the next character position
    if (x >= kMatrixWidth) { // Handle overflow to the next screen
      x = 0;
      y += 8; // Move to the next line
    }
  }
}

void loop() {
  FastLED.clear();
  drawText("abwawawawaa", 0, 0, CRGB::White);
  FastLED.show();
  delay(1000);
}