#include <LiquidCrystal_I2C.h>
#include <RTClib.h>
#include "DHT.h"

LiquidCrystal_I2C lcd(0x27, 16, 2);
RTC_DS1307 rtc;
DHT dht(27, DHT22);

int x = 0;

int d;
int m;
int y;
int h;
int mi;
int s;
int dnum;
char daysOfTheWeek[7][5] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};

int pump = 2 ;
int fan = 4;
int lamp = 5;

int set = 14;
int up = 12;
int down = 13;

int st = 0;
////////////////////set start
int h1 = 0;
int m1 = 0;
int s1 = 0;
////////////////////set stop
int h2 = 0;
int m2 = 0;
int s2 = 0;

void setup() {

  pinMode(pump, OUTPUT);
  pinMode(fan, OUTPUT);
  pinMode(lamp, OUTPUT);
  pinMode(set, INPUT_PULLUP);
  pinMode(up, INPUT_PULLUP);
  pinMode(down, INPUT_PULLUP);

  Serial.begin(115200);
  rtc.begin();
  lcd.init();
  lcd.backlight();
  /////////////////////////   ควบคุมความชื้นและอุณภูมิ
  /////////////////////////   pump fan lamp
}
void loop() {
  int sw1 = digitalRead(set); //sw set เปลี่ยน H>M>S
  delay(500);
  if (sw1 == 0) {      /// hum 70-80 tem 25-38
    st++;               /// hum<70 pum star 2 stop 1 if >80 pump stop
    if (st >= 7) {     /// tem>38 fan start 2 stop 1 <25 fan stop
      st = 0;          /// tem<25 lamp start 2 stop 1 >38 lamp stop
      lcd.clear();
    }
    Serial.println(st);
  }
  if (st == 0) {
    date_time();
    //check();
    //ht();
    ///////////ดึงfunction checkด้านล่างสุด มาทำงาน
  }
  else {
    start();
    stop();
  }
} /// end loop

void date_time() {
  DateTime now = rtc.now();
  d = now.day();
  m = now.month();
  y = now.year();
  //h = now.hour();
  h = 1;
  mi = now.minute();
  s = now.second();
  //dnum = now.dayOfTheWeek();
  dnum = 0;
  lcd.setCursor(0, 0);
  lcd.print(daysOfTheWeek[dnum]);
  lcd.setCursor(5, 0);
  if (d <= 9) {
    lcd.print("0");
  }
  lcd.print(d);
  lcd.setCursor(7, 0);
  lcd.print("/");
  lcd.setCursor(8, 0);
  if (m <= 9) {
    lcd.print("0");
  }
  lcd.print(m);
  lcd.setCursor(10, 0);
  lcd.print("/");
  y = y + 543;
  lcd.setCursor(11, 0);
  lcd.print(y);
  lcd.setCursor(0, 1);
  lcd.print("Time ");
  lcd.setCursor(5, 1);
  if (h <= 9) {
    lcd.print("0");
  }
  lcd.print(h);
  lcd.setCursor(7, 1);
  lcd.print(":");
  lcd.setCursor(8, 1);
  if (mi <= 9) {
    lcd.print("0");
  }
  lcd.print(mi);
  lcd.setCursor(10, 1);
  lcd.print(":");

  lcd.setCursor(11, 1);
  if (s <= 9) {
    lcd.print("0");
  }
  lcd.print(s);

}
/////////////////////Function start

void start() {
  if (st == 1) { /////////////ตั้ง ชั่วโมง
    int sw2 = digitalRead(up); //// sw up
    delay(100);
    if (sw2 == 0) {
      h1++;
      if (h1 >= 24) {
        h1 = 0;
      }
    }
    int sw3 = digitalRead(down); ////sw down
    delay(100);
    if (sw3 == 0) {
      h1--;
      if (h1 <= 0) {
        h1 = 23;
      }
    }
    lcd.setCursor(5, 0);
    lcd.print("   ");
    delay(500);
  }
  if (st == 2) { /////////////ตั้ง นาที
    int sw2 = digitalRead(up); ////sw up
    delay(100);
    if (sw2 == 0) {
      m1++;
      if (m1 >= 60) {
        m1 = 0;
      }
    }
    int sw3 = digitalRead(down); ////sw dw
    delay(100);
    if (sw3 == 0) {
      m1--;
      if (m1 <= 0) {
        m1 = 59;
      }
    }
    lcd.setCursor(9, 0);
    lcd.print("  ");
    delay(500);
  }

  if (st == 3) { /////////////ตั้ง วินาที
    int sw2 = digitalRead(up); ////sw up
    delay(100);
    if (sw2 == 0) {
      s1++;
      if (s1 >= 60) {
        s1 = 0;
      }
    }
    int sw3 = digitalRead(down); ////sw up
    delay(100);
    if (sw3 == 0) {
      s1--;
      if (s1 <= 0) {
        s1 = 59;
      }

      lcd.setCursor(12, 0);
      lcd.print("  ");
      delay(500);
    }
  }
  Serial.println(st);
  lcd.setCursor(0, 0);
  lcd.print("Start");
  ///////////////////////Hour
  lcd.setCursor(6, 0);
  if (h1 <= 9) {
    lcd.print("0");
  }
  lcd.print(h1);
  lcd.setCursor(8, 0);
  lcd.print(":");
  ////////////////////Minute
  lcd.setCursor(9, 0);
  if (m1 <= 9) {
    lcd.print("0");
  }
  lcd.print(m1);
  lcd.setCursor(11, 0);
  lcd.print(":");
  ////////////////////Second
  lcd.setCursor(14, 0);
  lcd.print(" ");
  lcd.setCursor(12, 0);
  if (s1 <= 9) {
    lcd.print("0");
  }
  lcd.print(s1);
}

//////////////////////////////////////
void stop() {
  if (st == 4) { /////////////ตั้ง ชั่วโมง
    int sw2 = digitalRead(up); ////sw up สวิทต์อ่านขา9
    delay(100);
    if (sw2 == 0) {
      h2++;
      if (h2 >= 24) {
        h2 = 0;
      }
    }
    int sw3 = digitalRead(down); ////sw dw อ่านขา 10
    delay(100);
    if (sw3 == 0) {
      h2--;
      if (h2 <= 0) {
        h2 = 23;
      }
    }
    lcd.setCursor(6, 1);
    lcd.print("  ");
    delay(500);
  }

  if (st == 5) { /////////////ตั้ง นาที
    int sw2 = digitalRead(9); ////sw up
    delay(100);
    if (sw2 == 0) {
      m2++;
      if (m2 >= 60) {
        m2 = 0;
      }
    }
    int sw3 = digitalRead(10); ////sw dw
    delay(100);
    if (sw3 == 0) {
      m2--;
      if (m2 <= 0) {
        m2 = 59;
      }
    }
    lcd.setCursor(9, 1);
    lcd.print("  ");
    delay(500);
  }
  if (st == 6) { /////////////ตั้ง วินาที
    int sw2 = digitalRead(9); ////sw up
    delay(100);
    if (sw2 == 0) {
      s2++;
      if (s2 >= 60) {
        s2 = 0;
      }
    }
    int sw3 = digitalRead(10); ////sw dw
    delay(100);
    if (sw3 == 0) {
      s2--;
      if (s2 <= 0) {
        s2 = 59;
      }
    }
    lcd.setCursor(12, 1);
    lcd.print("  ");
    delay(500);
  }
  Serial.println(st);
  lcd.setCursor(0, 1);
  lcd.print("Stop");
  ///////////////////////Hour
  lcd.setCursor(4, 1);
  lcd.print("  ");
  lcd.setCursor(6, 1);
  if (h2 <= 9) {
    lcd.print("0");
  }
  lcd.print(h2);
  lcd.setCursor(8, 1);
  lcd.print(":");
  ////////////////////Minute
  lcd.setCursor(9, 1);
  if (m2 <= 9) {
    lcd.print("0");
  }
  lcd.print(m2);
  lcd.setCursor(11, 1);
  lcd.print(":");
  ////////////////////Second
  lcd.setCursor(12, 1);
  if (s2 <= 9) {
    lcd.print("0");
  }
  lcd.print(s2);
  lcd.setCursor(14, 1);
  lcd.print(" ");
}