//#include <dht.h>
#include<IRremote.h>
#include<LiquidCrystal.h>
#include"DHT.h"
#include<Stepper.h>
int stepsPerRevolution=200;
int motSpeed=20;
Stepper myStepper(stepsPerRevolution,28,30,29,31);
#define DHTTYPE DHT22
#define DHTPIN 53
DHT dht(DHTPIN, DHTTYPE);
//#include <MD_Parola.h>
#include <MD_MAX72xx.h>
int Cnt=0;
#define HARDWARE_TYPE MD_MAX72XX::FC16_HW
#define MAX_DEVICES 1
#define CS_PIN 4
#define DATA_PIN 3
 #define CLK_PIN 2
//MD_Parola myDisplay = MD_Parola(HARDWARE_TYPE,DATA_PIN,CLK_PIN, CS_PIN, MAX_DEVICES);

#include <MaxMatrix.h>
int DIN = 3;   // DIN pin of MAX7219 module
int CLK = 2;   // CLK pin of MAX7219 module
int CS = 4;    // CS pin of MAX7219 module
int maxInUse = 1;
MaxMatrix m(DIN, CS, CLK, maxInUse);
int cntde=0;
int receiver = 51; //IR receiveer pin
IRrecv irrecv(receiver);     // create instance of 'irrecv'
decode_results results;      // create instance of 'decode_results'


LiquidCrystal lcd(12, 11, 10, 9, 8, 7);
int ledState = LOW;
unsigned long previousMillis = 0; 
const float BETA = 3950;
int temp2=0;
float f=0; //tempF
float t=0; //tempC
float  h=0; //humidity
int blueled=0;
int rev=0;
void setup() {
  
  irrecv.enableIRIn(); // Start the receiver
  // Intialize the LCD object:
  //myDisplay.begin();
  // Set the intensity (brightness) of the display (0-15):
  //myDisplay.setIntensity(0);
  // Clear the display:
  //myDisplay.displayClear();
  // initialize serial communication at 9600 bits per second:
 Serial.begin(9600);
 lcd.begin(16,2);
  dht.begin();
  myStepper.setSpeed(motSpeed);
  pinMode(5,OUTPUT);
  pinMode(6,OUTPUT);
  pinMode(49,OUTPUT);
  
  m.init(); // MAX7219 initialization
  m.setIntensity(0); // initial led matrix intensity, 0-15
  }
  //char inread[10];
  int cnt2=0;
int first=1;
void loop() {
  
if(Serial.available() > 0)
    {
        //str = Serial.readStringUntil('\n');
        cntde = Serial.parseInt();
        cnt2=cntde/1.8;
      // Serial.println(cnt2);
    }
       
    //Cnt=0;
    if(Cnt==1){
      if(first==1){cnt2=cnt2+2;
       first=0;
    }
   if(cnt2>0){
    if(rev==1){
    myStepper.step(-1);
    }
    else{
    myStepper.step(1);
  
    }
    Serial.println(cnt2);
    cnt2--;
   }
}
  
    
   
  if (irrecv.decode(&results)) // have we received an IR signal?
  {
    translateIR(); 
    irrecv.resume(); // receive the next value
    Serial.println(results.value,HEX);
    
  }  
  //Read humitidy
   h = dht.readHumidity();
  // Read temperature as Celsius (the default)
   t = dht.readTemperature(false);
   //Read temperature as Fahrenheit (isFahrenheit = true)
   f = dht.readTemperature(true);
  
  unsigned long currentMillis = millis();
  
  
 int mypot=0;
 float mytemp=0;
 mypot=analogRead(A0); //Read pots wiper voltage as 0 to 1023 10 bit ad converter
 mytemp=analogRead(A1); //read the analog tempeture sensor
 // convert temp sensor voltage to degrees C
  float celsius =1/ (log(1 / (1023. / mytemp - 1)) / BETA + 1.0 / 298.15) - 273.15;
//myDisplay.setTextAlignment(PA_CENTER);
//myDisplay.setIntensity(0);

float voltage=mypot*(5.0/1023.0); // convert alalog steps to voltage

/*Serial.print("Temperature = ");
  Serial.println(f,2);
  Serial.print("Humidity = ");
 Serial.println(h,2);
 Serial.print( "cnt ");
 Serial.println(cnt);
  */
lcd.setCursor(0, 1);
lcd.print(voltage);
lcd.setCursor(6,1);
lcd.print(f);
lcd.setCursor(6, 0);
lcd.print(t);
lcd.setCursor(0, 0);
char buffer1[10];
char buffer2[20];
//celsius=(celsius*1.8)+32;
//dtostrf(celsius,4,2,buffer2);
sprintf(buffer1, "%4d", mypot); // 4 trailing spaces
lcd.print(buffer1);
lcd.setCursor(12,0); // print humitidy
lcd.print(h,1);

 cntde++;


/*if (cntde>2){
   m.setColumn(3,61);// ease d
 cntde=0;
}
//draw arm up
  m.setDot(0,3,1);
    m.setDot(6,3,1);

delay(500);
//erase arm up
m.setDot(0,3,0);
    m.setDot(6,3,0);
  //dram arm down
m.setDot(0,5,1);
    m.setDot(6,5,1);
  delay(500);
  //erase arm down
  m.setDot(0,5,0);
    m.setDot(6,5,0);
  */
//the voltage at the pots wiper detrmins the blink speed lower=faster
if (currentMillis - previousMillis >= (mypot)) {
    // save the last time you blinked the LED
    previousMillis = currentMillis;
    if  (ledState ==LOW) {
     ledState = HIGH;

     //myDisplay.print("H");
    myprintL(); 
     lcd.setCursor(12, 1); //Print this to lcd here to slow it down to the blink rate
     lcd.print(celsius); //celsius has been convert to F         }
    }
      else {
      ledState = LOW;
      //myDisplay.print("L");
      myprintH();
    }
}
digitalWrite(5, !ledState);
digitalWrite(6, ledState);


}

void myprintL(){
  
m.setColumn(7,15);
m.setColumn(6,9);
m.setColumn(5,15);
m.setColumn(4,30);//with d 61=no d 253=d
m.setColumn(3,10);
m.setColumn(2,250);
m.setColumn(1,80);
m.setColumn(0,80);
//return;
  }

  void myprintH(){
m.setColumn(7,0);    
m.setColumn(6, 0);
m.setColumn(5,239);
m.setColumn(4,41);//with d 61=no d 253=d
m.setColumn(3,73);
m.setColumn(2,239);
m.setColumn(1,0);
m.setColumn(0,0);
  }

  void translateIR() // takes action based on IR code received

// describing Remote IR codes 

{

  switch(results.value)

  {
  case 0xFF45BA: togLed(); break;
  case 16769565: Serial.println("FUNC/STOP"); break;
  case 0xFF629D: ledoff(); break;
  case 0xFF47B8: rev=1;    break;
  case 0xFF02FD: Serial.println("PAUSE");    break;
  case 0xFFC23D: Serial.println("FAST FORWARD");   break;
  case 0xFFE01F: Serial.println("DOWN");    break;
  case 0xFFA857: Serial.println("VOL-");    break;
  case 0xFF906F: Serial.println("UP");    break;
  case 0xFF9867: Serial.println("EQ");    break;
  case 0xFFB04F: Serial.println("ST/REPT");    break;
  case 0xFF6897: Serial.println("0");    break;
  case 0xFF30CF: Serial.println("1");    break;
  case 0xFF18E7: Serial.println("2");    break;
  case 0xFF7A85: Serial.println("3");    break;
  case 0xFF10EF: Serial.println("4");    break;
  case 0xFF38C7: Serial.println("5");    break;
  case 0xFF5AA5: Serial.println("6");    break;
  case 0xFF42BD: Serial.println("7");    break;
  case 0xFF4AB5: Serial.println("8");    break;
  case 0xFF52AD: togLed();    break;
  case 0xFFFFFFFF: Serial.println(" REPEAT");break;  

  default: 
    Serial.println(results.value,HEX);

  }// End Case
}
void ledon(){
  digitalWrite(49,1);
}

void ledoff(){
  digitalWrite(49,0);
 
}

void togLed(){
  if (blueled==0){
  blueled=1;
  digitalWrite(49,blueled);
  Serial.print("blue ");
  Serial.println(blueled);
 Cnt=1;
 rev=0;
  //delay(1000);
  } else{
    blueled=0;
    digitalWrite(49,blueled);
    Serial.print("blue ");
  Serial.println(blueled);
  Cnt=0;
  }
  }