//project dhimas r XI TAV
//untuk suhu
#include "DHT.h"
#define DHT_PIN 2
#define DHT_TYPE DHT22
//display olednya
#include  <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
DHT  HT(DHT_PIN,DHT_TYPE);
float suhu = HT.readTemperature();
float kelembaban = HT.readHumidity();
int ukuranMatahari = 0;
int putaranSalju = 0;
bool perubahan = true;
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT  64
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT,  &Wire, -1);
void setup() {
  Serial.begin(9600);
  HT.begin();
  if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C))  {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;);
  }
  display.clearDisplay();
  display.setTextSize(1);  
  display.setTextColor(WHITE);        
  display.setCursor(20,20);             
  display.println("PROJECT DHIMAS");
  display.setCursor(45, 30);
  display.println("XI TAV");
  display.display();
  delay(1000);
}
void loop() {
 delay(1000);
 suhu = HT.readTemperature();
 kelembaban = HT.readHumidity();
 display.clearDisplay();
 oledDisplayHeader();
 sensorsuhu();
 sensorkelembaban();
 display.display();
 delay(1000);
 display.clearDisplay();
 if (suhu < 35) {
  salju();
 } else if (suhu > 35){
  matahari();
 }
 display.display();
 delay(1000);
}
void oledDisplayHeader(){
 display.setTextSize(1);
 display.setTextColor(WHITE);
 display.setCursor(55, 0);
 display.print("SUHU");
 display.setCursor(40, 30);
 display.print("KELEMBABAN");
}
void sensorsuhu(){
  display.setTextSize(2);
  display.setTextColor(WHITE);
  display.setCursor(20, 10);
  display.println(suhu, 1);
  display.setCursor(90, 10);
  display.print((char)247);
  display.print("C");
}
void sensorkelembaban(){
  display.setTextSize(2);
  display.setTextColor(WHITE);
  display.setCursor(30, 40);
  display.println(kelembaban, 1);
  display.setCursor(95, 40);
  display.print("%");
}
void matahari(){
int centerX = SCREEN_WIDTH / 2;
int centerY = SCREEN_HEIGHT / 2;
if (perubahan){
  ukuranMatahari++;
  if (ukuranMatahari >= 20) perubahan = false;
} else {
  ukuranMatahari--;
  if (ukuranMatahari <= 10) perubahan = true;
}
display.drawCircle(centerX,centerY,ukuranMatahari,SSD1306_WHITE);
display.fillCircle(centerX,centerY,ukuranMatahari-2,SSD1306_WHITE);
for (int i = 0; i < 8; i++){
float putaran = i = PI / 4;
int panjangCahaya = ukuranMatahari + 5;
int x1 = centerX + cos(putaran) * ukuranMatahari;
int y1 = centerY + sin(putaran) * ukuranMatahari;
int x2 = centerX + cos(putaran) * (panjangCahaya + ukuranMatahari/2);
int y2 = centerY + sin(putaran) * (panjangCahaya + ukuranMatahari/2);
display.drawLine (x1,y1,x2,y2,SSD1306_WHITE);
}
}
void salju(){
  int centerX = SCREEN_WIDTH / 2;
  int centerY = SCREEN_HEIGHT / 2;
  int ukuran = 20;
  float putaran = putaranSalju * PI / 180.0;
  putaranSalju =  (putaranSalju + 5) % 360;
  for (int i = 0; i < 6; i++){
    float sudutPutaran = putaran + (i * PI / 3);
    int x1 = centerX + cos(sudutPutaran) * (ukuran/2);
    int y1 = centerY + sin(sudutPutaran) * (ukuran/2);
    display.drawLine (centerX, centerY, x1, y1, SSD1306_WHITE);
    float subPutaran1 = sudutPutaran + PI / 4;
    float subPutaran2 = sudutPutaran - PI / 4;
    int subUkuran = ukuran / 2;
    int midX = centerX + cos(sudutPutaran) * (ukuran/2);
    int midY = centerY + sin(sudutPutaran) * (ukuran/2);
    int subX1 = midX + cos(subPutaran1) * (subUkuran);
    int subY1 = midY + sin(subPutaran1) * (subUkuran);
    int subX2 = midX + cos(subPutaran2) * (subUkuran);
    int subY2 = midY + sin(subPutaran2) * (subUkuran);
    display.drawLine(midX, midY, subX1, subY1, SSD1306_WHITE);
    display.drawLine(midX, midY, subX2, subY2, SSD1306_WHITE);
  }
  display.fillCircle(centerX, centerY, 2, SSD1306_WHITE);
}