//Libraries
#include <DHT.h>;

//Constants
#define DHTPIN 14     // what pin we're connected to
#define DHTTYPE DHT22   // DHT 22  (AM2302)
DHT dht(DHTPIN, DHTTYPE); //// Initialize DHT sensor for normal 16mhz Arduino


//Variables
int chk;
float hum;  //Stores humidity value
float temp; //Stores temperature value

#include "OneButton.h"

#define pinLED1 16
#define pinButton1 12

#define pinLED2 0
#define pinButton2 13

// Setup a new OneButton on pin A1.  
OneButton button1(pinButton1);
OneButton button2(pinButton2);

void IRAM_ATTR checkTicks() {
  // include all buttons here to be checked
  button1.tick();
  button2.tick();
}

int buzzer    = 15 ;
/* OLED */
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Fonts/FreeSansBold18pt7b.h>

#define OLED_SDA 21
#define OLED_SCL 22 
#define OLED_RST 16

#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RST);

//wifi icon size: 20W*15H px
const unsigned char wifi_icon [] PROGMEM = {
0x07, 0xc0, 0x1f, 0xf0, 0x7c, 0x7c, 0x70, 0x1c, 
0xc0, 0x06, 0xc3, 0x86, 0x0f, 0xe0, 0x1c, 0x70,
0x18, 0x30, 0x00, 0x00, 0x03, 0x80, 0x03, 0x80
};

const unsigned char temp_icon[] =
{
	0b00000001, 0b11000000, //        ###      
	0b00000011, 0b11100000, //       #####     
	0b00000111, 0b00100000, //      ###  #     
	0b00000111, 0b11100000, //      ######     
	0b00000111, 0b00100000, //      ###  #     
	0b00000111, 0b11100000, //      ######     
	0b00000111, 0b00100000, //      ###  #     
	0b00000111, 0b11100000, //      ######     
	0b00000111, 0b00100000, //      ###  #     
	0b00001111, 0b11110000, //     ########    
	0b00011111, 0b11111000, //    ##########   
	0b00011111, 0b11111000, //    ##########   
	0b00011111, 0b11111000, //    ##########   
	0b00011111, 0b11111000, //    ##########   
	0b00001111, 0b11110000, //     ########    
	0b00000111, 0b11100000, //      ######     
};

/* Potensio */
const int potPin = 34;
int potValue = 0;

// setup code here, to run once:
void setup() {
   Serial.begin(115200);
  // enable the standard led on pin 13.
  pinMode(pinLED1, OUTPUT);      // sets the digital pin as output
  pinMode(pinLED2, OUTPUT);      // sets the digital pin as output
   //digitalWrite(pinLED1, LOW);
   //digitalWrite(pinLED2, LOW);

   attachInterrupt(digitalPinToInterrupt(pinButton1), checkTicks, CHANGE);
   attachInterrupt(digitalPinToInterrupt(pinButton2), checkTicks, CHANGE);

  // link the doubleclick function to be called on a doubleclick event.   
  button1.attachClick(click1);
  button1.attachDoubleClick(doubleclick);
  button2.attachDoubleClick(doubleclick2);
  button2.attachClick(doubleclick2);

  pinMode(buzzer, OUTPUT);      // inisiasi pin untuk buzzer
  digitalWrite(buzzer, LOW);
	dht.begin();

/*OLED SETUP */ 

  Wire.begin(OLED_SDA, OLED_SCL);
  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3c, false, false)) { // Address 0x3C for 128x32
    Serial.println(F("SSD1306 allocation failed"));
    for(;;); // Don't proceed, loop forever
  }
  
  display.clearDisplay();

  display.setTextColor(WHITE);
  display.setTextSize(1);
  display.setCursor(0,0);
  display.print("WIFI");

  display.setCursor(0,12);
  display.print("VOL ");
  
//  display.drawRect(38, 12, display.width()-40, 5, WHITE);
  display.drawRect(38, 12, 87, 5, WHITE);

  display.setCursor(0,23);
  display.print("Green");
  display.drawCircle(42,26, 4, WHITE);

   display.setCursor(62,23);
  display.print("RED"); 
  display.drawCircle(90,26, 4, WHITE);

  display.setCursor(0,35);
  display.print("Temp :"); 
  display.setCursor(0,47);
  display.print("Hum  :"); 

  display.drawBitmap(113, 30, temp_icon, 16, 16, 1);

  display.display();
  
  Serial.println("SYSTEM TESTING ");

} // setup
  

// main code here, to run repeatedly: 
int xcount = 0 ; 
int xNilai_baca = 0 ;

void loop() {
  // keep watching the push button:
  button1.tick();
  button2.tick();
  cek_potensio();

  xcount = xcount + 1 ; 
  if (xcount == 1000){
    check_temp();
    xcount = 0 ;


  }
  delay(10);
} // loop

void cek_potensio(){
  potValue = analogRead(potPin);
  if (potValue != xNilai_baca) {
    int percentage1 = map(potValue, 0, 4095, 0, 85);
    int percentage2 = map(xNilai_baca, 0, 4095, 0, 85);

    display.fillRect(39, 13, percentage2 , 3, INVERSE);
    display.fillRect(39, 13, percentage1 , 3, WHITE);
 //   display.fillRect(percentage, 13, 88 , 3, INVERSE);
    xNilai_baca =  potValue; 

    display.display();

    Serial.print(" Potensio :");
    Serial.print(potValue);
    Serial.print(" : ");
    Serial.println(percentage1);

  }
}; 

void click1() {
  static int m = LOW;
  // reverse the LED 
  m = !m;
  digitalWrite(pinLED1, m);
  if (m == 1 ) {
    display.fillCircle(42,26, 3, WHITE);
  } else {
    display.fillCircle(42,26, 3, INVERSE);
  }
  display.display();

  Serial.println(m);
  
  Serial.println("Green Click 1 ");
} // doubleclick

void doubleclick() {
  static int m = LOW;
  // reverse the LED 
 
  if (m == 1 ) {
    display.fillCircle(42,26, 3, WHITE);
  } else {
    display.fillCircle(42,26, 3, INVERSE);
  }
  display.display();

  Serial.println(m);
  
  Serial.println("Green Click 2 ");
} // doubleclick

void doubleclick2() {
  static int m = LOW;
  // reverse the LED 
  m = !m;
  digitalWrite(pinLED2, m);
  if (m == 1 ) {
    display.fillCircle(90,26, 3, WHITE);
 

  } else {
    display.fillCircle(90,26, 3, INVERSE);
  }
  display.display();

      Serial.println("RED Click  ");

  BuzzerPendek() ;
} // doubleclick

void BuzzerPendek() {
  Serial.println("Buzz ON ");
  digitalWrite(buzzer, HIGH);
  delay(200);
  digitalWrite(buzzer, LOW);
  delay(100);
  digitalWrite(buzzer, HIGH);
  delay(200);
  digitalWrite(buzzer, LOW);
  delay(50);
    Serial.println("Buzz OFF ");
}
void check_temp() {
  hum = dht.readHumidity();
  temp= dht.readTemperature();
  display.setCursor(38,35);
  display.print(temp); 
  display.setCursor(38,47);
  display.print(hum); 

    //Print temp and humidity values to serial monitor
    Serial.print("Humidity: ");
    Serial.print(hum);
    Serial.print(" %, Temp: ");
    Serial.print(temp);
    Serial.println(" Celsius");
  // You can implement other code in here or just wait a while 

}