#include "U8glib.h"

int led = 5;
int button = 4;
int inputPin = 13;
int motionCounter = 0;
int buyCounter = 0;
int val = 0;
int cr = 0;

U8GLIB_SSD1306_128X64 u8g(U8G_I2C_OPT_DEV_0 | U8G_I2C_OPT_NO_ACK | U8G_I2C_OPT_FAST); 

void setup() {
  // put your setup code here, to run once:
  pinMode(led, OUTPUT);
  pinMode(button, INPUT_PULLUP);
  pinMode(inputPin, INPUT);
  u8g.setFont(u8g_font_tpssb);
  u8g.setColorIndex(1);

}

void loop() {
  // put your main code here, to run repeatedly:
  cr = motionCounter/buyCounter;
  String stringOne = "Come: ";
  stringOne += motionCounter;

  char charBuf[100];
  stringOne.toCharArray(charBuf, 100);

   String stringTwo = "Bought: ";
  stringTwo += buyCounter;

  char charBuff[100];
  stringTwo.toCharArray(charBuff, 100);

   String stringThree = "CR: ";
  stringThree += cr;

  char charBufff[100];
  stringThree.toCharArray(charBufff, 100);

  u8g.firstPage();
  do {
    u8g.drawStr(25, 20, charBuf);
    u8g.drawStr(25, 40, charBuff);
    u8g.drawStr(25, 60, charBufff);
  } while ( u8g.nextPage() );

  val = digitalRead(inputPin);
  if (val == HIGH) {
    digitalWrite(led, HIGH);
    motionCounter++;
    val = LOW;
    delay(5000);
  } else {
    digitalWrite(led, LOW);
  }

  boolean buttonIsUp  = digitalRead(button);
  if (buttonIsUp == false) {
    digitalWrite(led, HIGH);
    buyCounter++;
    buttonIsUp = true;
    delay(5000);
  } else {
    digitalWrite(led, LOW);
  }

}