/*
    Basé sur https://github.com/lexus2k/lcdgfx
    affiche un chargeur façon star wars sur un ssd1306 OLED.
*/
/**
     Attiny3216 PINS
               ____
     5V      -|    |- GND
     Tir     -|    |- 
     Mode    -|    |- 
             -|    |- 
             -|    |- 
             -|    |- 
             -|    |- 
             -|    |- 
             -|    |- 
      SDA    -|____|- SCK

     Atmega328 PINS: connect LCD to A4/A5
*/

#include "lcdgfx.h"

const uint8_t Owl [] PROGMEM = {0x00, 0x00, 0x00, 0x80, 0xE0, 0xF0, 0x30, 0x18, 0x0C, 0x0C, 0x0E, 0x0E, 0x0E, 0x1E, 0x3F, 0xFF,
                                0xFF, 0xFF, 0xFE, 0xFE, 0xFE, 0xFE, 0xEC, 0xA0, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                                0x40, 0x7C, 0x7F, 0x7F, 0x7F, 0x7F, 0x7C, 0x70, 0x70, 0x60, 0x60, 0x60, 0x70, 0x78, 0x7C, 0x7F,
                                0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7D, 0x7D, 0x6D, 0x6C, 0x60, 0x60, 0x60, 0x60, 0x40,
                                0x02, 0x3E, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE,
                                0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0x7E, 0x7E, 0x3E, 0x3E, 0x36, 0x36, 0x06, 0x06, 0x06, 0x02,
                                0x00, 0x00, 0x00, 0x01, 0x07, 0x0F, 0x0F, 0x1F, 0x3F, 0x3F, 0x7F, 0x7F, 0x7F, 0x7F, 0xFF, 0xFF,
                                0xFF, 0xFF, 0x7F, 0x1F, 0x1F, 0x1F, 0x0F, 0x07, 0x07, 0x06, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00
                               };

DisplaySSD1306_128x64_I2C display(-1); // or (-1,{busId, addr, scl, sda, frequency})
//DisplaySSD1306_128x64_SPI display(-1,{-1, 0, 1, 0, -1, -1}); // Use this line for nano pi (RST not used, 0=CE, gpio1=D/C)
//DisplaySSD1306_128x64_SPI display(3,{-1, 4, 5, 0,-1,-1});   // Use this line for Atmega328p (3=RST, 4=CE, 5=D/C)
//DisplayST7735_128x160x16_SPI display(3,{-1, 4, 5, 0,-1,-1});
//DisplaySSD1306_128x64_SPI display(24,{-1, 0, 23, 0,-1,-1}); // Use this line for Raspberry  (gpio24=RST, 0=CE, gpio23=D/C)
//DisplaySSD1306_128x64_SPI display(22,{-1, 5, 21, 0,-1,-1}); // Use this line for ESP32 (VSPI)  (gpio22=RST, gpio5=CE for VSPI, gpio21=D/C)
char buffer [2];
byte chargeur = 40;
unsigned long lastDebounceTime = 0;
const unsigned long debounceDelay = 100;
const int butPin = A0;
const int butPinSwitch = A1;
bool modeDisplay = 0;
byte animation = 0;
//byte animationP = 40;
boolean animationIncrease = true;
NanoCanvas<64, 64, 1> canvas;
NanoCanvas<20, 40, 1> canvasP;
void setup()
{
  pinMode(butPin, INPUT);
  pinMode(butPinSwitch, INPUT);
  display.begin();
  display.clear();



  display.drawBitmap1(94, 32, 32, 32, Owl);
  display.setFixedFont( ssd1306xled_font6x8 );
  display.printFixedN (64,  0, "E-11", STYLE_NORMAL, 1);
  //canvas.clear();
  canvas.setColor( 0xFF );

  canvasP.setColor( 0xFF );
  //canvasP.clear();
  //canvasP.fillRect(2, 64, 22, - 40);
  //display.drawCanvas(64, 24, canvasP);



  //  display.printFixed (0, 16, "Line 2. Bold text", STYLE_BOLD);
  //  display.printFixed (0, 24, "Line 3. Italic text", STYLE_ITALIC);
  //afficheChargeur();
}


void loop()
{





  if (analogRead(butPin) < 100) {

    chargeur--;
    //tir(5);
    //delay(500);

  }

  if (analogRead(butPinSwitch) < 100) {
    if (modeDisplay != 0) {
      display.clear();
      display.drawBitmap1(94, 32, 32, 32, Owl);
      display.setFixedFont( ssd1306xled_font6x8 );
      display.printFixedN (64,  0, "E-11", STYLE_NORMAL, 1);
      modeDisplay = 0;
    }
    afficheBar();
    drawScanner();
  }
  else {
    if (modeDisplay != 1) {
      display.clear();
      modeDisplay = 1;
    }
    afficheChargeur();
  }


  if ((millis() - lastDebounceTime) > debounceDelay && chargeur < 40) {
    lastDebounceTime = millis();
    chargeur++;
    //TODO if mode numerique
    //afficheChargeur();




  }


}

void afficheBar() {
  canvasP.clear();
  canvasP.fillRect(2, 64, 22, 40 - chargeur);
  display.drawCanvas(64, 24, canvasP);
}

void drawScanner() {
  canvas.clear();
  canvas.drawVLine(32, 0, 64);
  canvas.drawHLine(0, 32, 64);

  canvas.drawVLine(8, 29, 35);
  canvas.drawVLine(16, 29, 35);
  canvas.drawVLine(24, 29, 35);
  canvas.drawVLine(40, 29, 35);
  canvas.drawVLine(48, 29, 35);
  canvas.drawVLine(56, 29, 35);

  canvas.drawHLine(29, 8, 35);
  canvas.drawHLine(29, 16, 35);
  canvas.drawHLine(29, 24, 35);
  canvas.drawHLine(29, 40, 35);
  canvas.drawHLine(29, 48, 35);
  canvas.drawHLine(29, 56, 35);
  canvas.drawCircle(32, 32, animation);
  display.drawCanvas(0, 0, canvas);
  animation++;
  if (animation > 32) {
    animation = 0;
  }
}

void tir(byte coup) {


  while (coup > 0 && chargeur > 0)
  {
    coup--;
    chargeur--;
    afficheChargeur();
    //delay(100);
  }
}

void afficheChargeur() {
  if (chargeur <= 0) {
    display.setFixedFont(ssd1306xled_font8x16);
    display.fill(0x00);
    display.printFixedN(10, 0, "LOW", STYLE_NORMAL, 2);
    delay(1000);
  } else
    //display.fill(0x00); //TODO optimiser
    display.setFixedFont(digital_font5x7_123);
  if (chargeur < 10)
  {
    buffer[0] = '0';
    buffer[1] = chargeur + '0';
    display.printFixedN (10, 0, buffer, STYLE_NORMAL, 3);
  }
  else
    display.printFixedN (10, 0, itoa(chargeur, buffer, 10), STYLE_NORMAL, 3);
}