//Muhammad Irfan Adi Saputra
//TK21A
//NIM: 21316010
//Soal TIPE A
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Wire.h>
#include "DHT.h"
#include <NewPing.h>

#define ledldr 26
#define ledsuhu 27
#define buzzer 14
#define DHTPIN 2
#define DHTTYPE DHT22
#define LDR_PIN 19

#define TRIG_PIN 5
#define ECHO_PIN 18
#define jarak_max 200
NewPing jarak(TRIG_PIN, ECHO_PIN, jarak_max);
DHT suhu(DHTPIN, DHTTYPE);
               // choose the pin for the LED
int inputPin = 4;               // choose the input pin (for PIR sensor)
int pirState = LOW;             // we start, assuming no motion detected
int val = 0;    

#define OLED_ADDR   0x3C // OLED display address (check with your display)
#define OLED_SDA    21    // OLED display SDA pin
#define OLED_SCL    22   // OLED display SCL pin

#define Width_l 128
#define Height_l 64
#define Reset 4
Adafruit_SSD1306 layar(Width_l, Height_l, &Wire, OLED_ADDR);

void readSuhu(){
  float temp = suhu.readTemperature();
  float kbb = suhu.readHumidity();
  layar.setTextSize(0.2);
  layar.setCursor(0, 0);
  if (temp>=30){
  
  digitalWrite(ledsuhu, HIGH);
  layar.print("Temp: ");
  layar.print(temp);
  layar.print(" C");
  
  //Kelembaban
  //ayar.setTextSize(0.08);
  //layar.setCursor(1, 10);
  //layar.print("Hum: ");
  //layar.print(kbb);
  //layar.print(" %");

  }else{
    
    digitalWrite(ledsuhu, LOW);
    layar.print("SuhuNormal");
    
  }
  
}
void readLDR(){
  layar.setTextSize(0.2);
  layar.setCursor(1, 25);
  layar.print("Ruangan: ");
  if (digitalRead(LDR_PIN) == HIGH){
   
    digitalWrite(ledldr, HIGH);
    layar.print("Malam");
    
  }else {

    digitalWrite(ledldr, LOW);
    layar.print("Siang ");

  }
}

void readPIR(){
  val = digitalRead(inputPin);  
  layar.setTextSize(0.2);
  layar.setCursor(1, 40);
  layar.print("Kondisi: ");
  if (val == HIGH && pirState == LOW) {            // check if the input is HIGH
      layar.print("Terdeteksi");
      pirState = HIGH;
      delay(100);
  } else if(val == HIGH && pirState == HIGH) {
      layar.print("Normal");
      pirState = LOW;
      delay(100);
    }
}


void readDistance(){
  unsigned int jaraks = jarak.ping_cm();
  layar.setTextSize(0.2);
  layar.setCursor(1, 15);
  layar.print("Jarak: ");
  if(jaraks<=100){
    tone(buzzer, 1000);
    layar.print(jaraks);
    layar.print("CM");
    layar.print(", bahaya");
    
  }else{
    layar.print("Aman");
    
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(LDR_PIN, INPUT);
  pinMode(TRIG_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);
  pinMode(ledldr, OUTPUT);
  pinMode(ledsuhu, OUTPUT);
  pinMode(buzzer, OUTPUT);
  
  suhu.begin();
  layar.begin(SSD1306_SWITCHCAPVCC, OLED_ADDR);
  layar.clearDisplay();
  layar.setTextColor(SSD1306_WHITE);
}

void loop() {
  readSuhu();
  readDistance();
  readLDR();
  readPIR();
  layar.display();
  // put your main code here, to run repeatedly:
  
  delay(10); // this speeds up the simulation
  layar.clearDisplay();
}