#include <Wire.h>
#include <SPI.h>
#include <Adafruit_BMP280.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
/**********************************************************/
LiquidCrystal_I2C lcd(0x27, 16, 2); // set the LCD address to 0x27 for a 16 chars and 2 line display



#define BMP_SCK  (13)
#define BMP_MISO (12)
#define BMP_MOSI (11)
#define BMP_CS   (10)


//Adafruit_BMP280 bmp; // I2C
Adafruit_BMP280 bmp(BMP_CS); // hardware SPI
//Adafruit_BMP280 bmp(BMP_CS, BMP_MOSI, BMP_MISO,  BMP_SCK);

void setup() {
  Serial.begin(9600);
  Serial.println(F("Data Input"));


  lcd.init();  //initialize the lcd
   lcd.backlight();//open the backlight
  

  if (!bmp.begin()) {
    Serial.println(F("Could not find a valid BMP280 sensor, check wiring!"));
    while (1);
  }

  /* Default settings from datasheet. */
  bmp.setSampling(Adafruit_BMP280::MODE_NORMAL,     /* Operating Mode. */
                  Adafruit_BMP280::SAMPLING_X2,     /* Temp. oversampling */
                  Adafruit_BMP280::SAMPLING_X16,    /* Pressure oversampling */
                  Adafruit_BMP280::FILTER_X16,      /* Filtering. */
                  Adafruit_BMP280::STANDBY_MS_500); /* Standby time. */
}

void loop() {
  int button = analogRead(A1);

//Screen
   if (button >= 100){
 lcd.display();
 delay(10);

 lcd.setCursor(0, 0); // set the cursor to column 3, line 0
  lcd.print("Everything is Ok");  // Print a message to the LCD
  
  lcd.setCursor(0, 1); // set the cursor to column 2, line 1
  lcd.print((bmp.readTemperature()*9/5) + 32 );  // Print a message to the LCD.
   lcd.setCursor(4, 1);
  lcd.print("F" );


   lcd.setCursor(13, 1); // set the cursor to column 2, line 1
  lcd.print(analogRead(A0)/0.1);  // Print a message to the LCD.
   lcd.setCursor(14, 1);
  lcd.print("UV" );


    lcd.setCursor(6, 1); // set the cursor to column 2, line 1
  lcd.print(bmp.readPressure()/100000);  // Print a message to the LCD.
   lcd.setCursor(10, 1);
  lcd.print("AT" );
  
  }

  else if (button <= 90){
     lcd.noDisplay();
     delay(10);
  }



  
       if ((analogRead(A0)/0.1) >= 5) {
   lcd.setCursor(0, 0); // set the cursor to column 3, line 0
  lcd.print("You are not Okay");  // Print a message to the LCD
}
   else if ((bmp.readTemperature()*9/5) + 32 >= 100) {
   lcd.setCursor(0, 0); // set the cursor to column 3, line 0
  lcd.print("You are not Okay");  // Print a message to the LCD
}
else if ((bmp.readTemperature()*9/5) + 32 <= 30) {
   lcd.setCursor(0, 0); // set the cursor to column 3, line 0
  lcd.print("You are not Okay");  // Print a message to the LCD
}
else if ((bmp.readPressure()/100000 >= 1.8) {
   lcd.setCursor(0, 0); // set the cursor to column 3, line 0
  lcd.print("You are not Okay");  // Print a message to the LCD
}
else if ((bmp.readPressure()/100000 <= 0.2) {
   lcd.setCursor(0, 0); // set the cursor to column 3, line 0
  lcd.print("You are not Okay");  // Print a message to the LCD
}

  //UV sensor

   
   int sensorValue = analogRead(A0);
   float voltage = sensorValue/0.1;


   //Button


  
  //BMP Sensor
    Serial.print(F("Temperature = "));
    Serial.print((bmp.readTemperature()*9/5) + 32 );
    Serial.println(" *F");

    Serial.print(F("Pressure = "));
    Serial.print(bmp.readPressure()/100000);
    Serial.println(" Atm");

    Serial.print(F("Approx altitude = "));
    Serial.print(bmp.readAltitude(1015)*3.281); /* Adjusted to local forecast! */
    Serial.println(" ft");

    Serial.print("UV index = ");
    Serial.println(voltage);

    Serial.println(button);
   

    Serial.println();
    delay(2000);
}