#include <FastLED.h>
#include "SPI.h"
#include <TFT_eSPI.h>

TFT_eSPI tft = TFT_eSPI();

#define LED_PIN  22
#define NUM_LEDS  6

CRGB leds[NUM_LEDS];

const int dipSwitchPin1 = 25;
const int dipSwitchPin2 = 26;
const int dipSwitchPin3 = 32;
const int dipSwitchPin4 = 33;

int TALLYCAM = 0;
int previousTALLYCAM = 0;

unsigned long previousMillis = 0;
const unsigned long interval = 1000; // Interval d'une seconde

uint16_t ColorTFT = ILI9341_BLACK;
uint16_t oldColor = ILI9341_BLACK;

int AtemAdressIP[4] = {192, 168, 1, 100};

void setup() {
  Serial.begin(115200);

  pinMode(dipSwitchPin1, INPUT);
  pinMode(dipSwitchPin2, INPUT);
  pinMode(dipSwitchPin3, INPUT);
  pinMode(dipSwitchPin4, INPUT);

  FastLED.addLeds<WS2812B, LED_PIN, GRB>(leds, NUM_LEDS);

  tft.begin();
  tft.setRotation(1);
  tft.fillScreen(ILI9341_BLACK);
}

void loop() {
  dipswitch_loop();

  if (TALLYCAM == 4) {
    fill_solid(leds, NUM_LEDS, CRGB::Red);
    tft.setTextColor(ILI9341_RED);

    // ColorTFT = ILI9341_RED;
    // if (ColorTFT != oldColor) {
      // tft.fillScreen(ILI9341_RED);
      // oldColor = ColorTFT;
    // }
  } else if (TALLYCAM == 3) {
    fill_solid(leds, NUM_LEDS, CRGB::Green);
    tft.setTextColor(ILI9341_GREEN);

    // ColorTFT = ILI9341_GREEN;
    // if (ColorTFT != oldColor) {
      // tft.fillScreen(ILI9341_GREEN);
      // oldColor = ColorTFT;
    // }
  } else {
    fill_solid(leds, NUM_LEDS, CRGB::Blue);
    tft.setTextColor(ILI9341_BLUE);

    // ColorTFT = ILI9341_BLUE;
    // if (ColorTFT != oldColor) {
      // tft.fillScreen(ILI9341_BLUE);
      // oldColor = ColorTFT;
    // }
  }
  FastLED.show();

  // tft.setTextColor(ILI9341_WHITE);  // Couleur du texte blanc
  displayCenteredText("CAM", -4, - 45, 2, 2);
  displayCenteredText(String(TALLYCAM), 0, 0, 8, 2);

  tft.setTextColor(ILI9341_WHITE);  // Couleur du texte blanc
  displayTopRightText("IP:" + String(AtemAdressIP[0]) + "." + String(AtemAdressIP[1]) + "." + String(AtemAdressIP[2]) + "." + String(AtemAdressIP[3]), -35, 5, 1, 2);

  tft.setTextColor(ILI9341_WHITE);  // Couleur du texte blanc
  displayBottomLeftText("PROGRAM:CAM" + String(TALLYCAM), 5, -30, 1, 2);
  displayBottomLeftText("PREVIEW:CAM" + String(TALLYCAM), 5, -5, 1, 2);
}

void dipswitch_loop() {
  unsigned long currentMillis = millis(); // Obtient le temps actuel

  // Vérifie si l'intervalle d'une seconde s'est écoulé
  if (currentMillis - previousMillis >= interval) {
    previousMillis = currentMillis; // Enregistre le temps actuel

    TALLYCAM = 0; // Réinitialise la valeur à chaque boucle

    if (digitalRead(dipSwitchPin1) == LOW) {
      TALLYCAM += 1;
    }

    if (digitalRead(dipSwitchPin2) == LOW) {
      TALLYCAM += 2;
    }

    if (digitalRead(dipSwitchPin3) == LOW) {
      TALLYCAM += 3;
    }

    if (digitalRead(dipSwitchPin4) == LOW) {
      TALLYCAM += 4;
    }
    
    if (TALLYCAM != previousTALLYCAM) {
      // tft.fillScreen(ColorTFT);
      tft.fillRect((tft.width() / 2) - 45, (tft.height() / 2) - 35, 90, 65, ColorTFT);
      oldColor = ColorTFT;
      tft.fillRect(92, tft.height() - 39, 15, 9, ColorTFT);
      tft.fillRect(92, tft.height() - 14, 15, 9, ColorTFT);

      tft.fillRect(tft.width() - 140, 4, 140, 10, ColorTFT);
      // yield();
      Serial.print("TALLYCAM: ");
      Serial.print("Cam ");
      Serial.println(TALLYCAM);
      // ESPUI.print(tallycam_label, "Cam " + String(TALLYCAM));
      previousTALLYCAM = TALLYCAM;
    }
  }
}

void displayText(String text, int xOffset, int yOffset, int textSize, int spacing) {
  tft.setTextSize(textSize);
  int charWidth = 6 * textSize; // Largeur d'un caractère
  int charHeight = 8 * textSize; // Hauteur d'un caractère
  int x = xOffset;
  int y = yOffset;

  for (char &c : text) {
    tft.setCursor(x, y);
    tft.print(c);
    x += charWidth + spacing; // Déplace le curseur pour le prochain caractère
    if (x + charWidth > tft.width()) { // Vérifie si le prochain caractère dépasse la largeur de l'écran
      x = xOffset; // Retourne au début de la ligne
      y += charHeight + spacing; // Passe à la ligne suivante
    }
  }
}

void displayCenteredText(String text, int xOffset, int yOffset, int textSize, int spacing) {
  tft.setTextSize(textSize);
  int16_t w = tft.textWidth(text);
  int16_t h = tft.fontHeight();
  int x = (tft.width() - w) / 2 + xOffset;
  int y = (tft.height() - h) / 2 + yOffset;

  displayText(text, x, y, textSize, spacing);
}

void displayBottomLeftText(String text, int xOffset, int yOffset, int textSize, int spacing) {
  tft.setTextSize(textSize);
  int x = xOffset;
  int y = tft.height() - (8 * textSize) + yOffset;

  displayText(text, x, y, textSize, spacing);
}

void displayTopLeftText(String text, int xOffset, int yOffset, int textSize, int spacing) {
  int x = xOffset;
  int y = yOffset;

  displayText(text, x, y, textSize, spacing);
}

void displayTopRightText(String text, int xOffset, int yOffset, int textSize, int spacing) {
  tft.setTextSize(textSize);
  int16_t w = tft.textWidth(text);
  int16_t h = tft.fontHeight();
  int x = tft.width() - w + xOffset;
  int y = yOffset;

  displayText(text, x, y, textSize, spacing);
}