/*///================================================================
{Goals}----------------------------------------------------------

 Tempteraure & Humidity Control With Fresh Air Recirulation 
 Input: Buttons Needed: (Set) (Up) (Down)
 Input: Sensors Type: GY-213V-HDC1080   
 Outputs: 2 Relays Dispaly:128x64  
 Display Info 1306 Screen with Current Temp/Humit and Set Temp/Humit

 Voltages: (Heater Element= ) (Heater Fan= ) (Relay #1 For Heater ) (Relay #2 For Humidifier )

 lighting and time reset
 Time In Days/Hour/Mins With Battery
 CO2 Sensor 

{Links}----------------------------------------------------------
 WOKWI
 https://wokwi.com/
 Link for Pixle Letter/Numbers: https://www.dafont.com/ / https://www.dafont.com/bitmap.php
 Link for Pixle Icon Maker: https://www.photopea.com/
 Link for Pixle Icon Conviter: https://javl.github.io/image2cpp/
 Link for Pixle Animator: https://animator.wokwi.com/
 Link for How to Icon Maker: https://www.youtube.com/watch?v=HVHVkKt-ldc


{Pin-Outs}-------------------------------------------------------
 LDC  Arduino
 VCC - 3.3V
 GND - GND
 SCL - A5
 SDA - A4
{Learning}-------------------------------------------------------
 - You create objects from classes.
 - Objects and instances are essentially the same thing.
 - Each object/instance has its own unique data, even though they are based on the same class.

*///================================================================= 

//===================================================================
//-------{ Libaries }----------------------------
 #include <Wire.h> 
 #include <Adafruit_GFX.h>
 #include <Adafruit_SSD1306.h>
 // #include "ClosedCube_HDC1080.h"
 #include <DHT.h>

//-------{ define }------------------------------ "Creating a symbolic name for a value or a piece of code"
 // Screen
 #define SCREEN_WIDTH 128
 #define SCREEN_HEIGHT 64
 #define SCREEN_I2C_ADDRESS 0x3C
 #define OLED_RESET_PIN -1
// Temp & Hum Sensorr
 #define DHTPIN 2     
 #define DHTTYPE DHT22 

//{ Create objects/instances }----------------------
 // sensors
 DHT dht(DHTPIN, DHTTYPE); // Create a DHT object named 'dht'
 // screens
 Adafruit_SSD1306 screen(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET_PIN); // Create a Display object named 'screen'


//===================================================================


void setup() {
dht.begin();
screen.begin(SSD1306_SWITCHCAPVCC, SCREEN_I2C_ADDRESS);

  float t = dht.readTemperature();
  float h = dht.readHumidity();

// -----{ Display Code Static }-----
    
    /*
    Notes:
    Size @1 = 8:Tall 5:Wide Pixles
    Size #2 = 
    Res = 128 x 64
    */
  //{ Screen Display }--------------

    // Text Size & Color
    screen.clearDisplay();
    screen.setTextSize(1);
    screen.setTextColor(WHITE);
    screen.display();

    // Tital Screen
    screen.setCursor(0, 0); 
    screen.print("Hydroponic Capsule #1");
    screen.display();

    // Temperature Display
    screen.setCursor(0, 16);
    screen.print("Temperature:");
    screen.display();

    // Humidity Display
    screen.setCursor(0, 26);
    screen.print("Humidity:");
    screen.display();

    // Co2 Display
    screen.setCursor(0, 36);
    screen.print("Co2 ppm:");
    screen.display();

    // Lighting Display
    screen.setCursor(0, 46);
    screen.print("Lighting:");
    screen.display();

    // Timer Display
    screen.setCursor(0, 56);
    screen.print("Time:");
    screen.display();
/*
    //{ Sensor Info }--------------
    // If the sensor reading is missing
     if(isnan(h) || isnan(t))
     {
     screen.setCursor(80, 16 );
     screen.display();
     screen.setCursor(80, 16 );
     screen.print("N/A");
     screen.display();
     return;
     }
     
      //{ Sensor Reading }--------------   

      // Displaying Temp & Humit Reading
       screen.setCursor(80, 16);
       screen.setTextSize(1);
       screen.print(t);
       screen.print((char)247);
       screen.print("C");
       screen.display();

       screen.setCursor(80, 26);
       screen.setTextSize(1);
       screen.print(h);
       screen.print("%");
       screen.display();
*/
}

void loop() {
delay(1000); //Delay 2 seconds
float t = dht.readTemperature();
float h = dht.readHumidity();

  //{ Sensor Info }--------------
    // If the sensor reading is missing
     if(isnan(h) || isnan(t))
     {
     screen.setCursor(80, 16 );
     screen.print("N/A");
     screen.display();

     screen.setCursor(80, 26 );
     screen.print("N/A");
     screen.display();
     return;
     }

      //{ Sensor Reading }--------------   

      // Displaying Temp & Humit Reading
      if (!isnan(h) && !isnan(t)) 
      {
       screen.setCursor(80, 16);
       screen.setTextSize(1);
       screen.print(t);
       screen.print((char)247); // Degree symbol
       screen.print("C");
       screen.display();

       screen.setCursor(80, 26);
       screen.setTextSize(1);
       screen.print(h);
       screen.print("%");
       screen.display();
       return;
      }
}