#include <Adafruit_SSD1306.h>
#include <Adafruit_GFX.h>
#include "timeObj.h"

const int LED_PIN = 13;

bool ledState = false;

Adafruit_SSD1306 oled(128, 64, &Wire, -1);
timeObj  aTimer;
timeObj  bTimer;

void setup() {
  Serial.begin(115200);
  oled.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  pinMode(LED_PIN, OUTPUT);
  aTimer.setTime(5000);
  aTimer.start();
  bTimer.setTime(50);
  bTimer.start();
  oled.clearDisplay();
  oled.setTextSize(1);
  oled.setTextColor(SSD1306_WHITE, SSD1306_BLACK);
  oled.setCursor(18, 0);
  oled.print("Time Remaining");
  oled.drawRoundRect(0, 10, 128, 47, 10, WHITE);
  oled.fillRect(11, 19, 109, 29, WHITE);
  oled.display();
}

void loop() {

  if (aTimer.ding()) {  // If the timer has expired..
    oled.fillRect(11, 19, 109, 29, WHITE);
    oled.display();
    ledState = !ledState;
    digitalWrite(LED_PIN, ledState);
    aTimer.start();     // Restart the timer.
  }

  if (bTimer.ding())  {
    float fraction = aTimer.getFraction();
    int val = int (fraction * 100.0);
    //for (int i = 0; i < (val / 10); i++)  {
    //oled.fillRect(109 - (100 - val), 19, 9, 29, BLACK);
    oled.fillRect(109 - val, 19, 9, 29, BLACK);
    //}
    //oled.fillRect(9, 19, 109, 29, WHITE);
    oled.display();
    Serial.println(val);
    bTimer.start();
  }

}