// 22 October 2023
// In Wokwi in the tab "Library Manager" the libraries are added.
// Tip: Write down on a piece of paper the place for the data on the display.
//      Add it to the source code as well
//
//      0123456789012345
//     +----------------
//   0 |text,  full line
//   1 |Temperature 999C

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);
const unsigned char capa_jobbra[] = {
  0x00,0x00,0x00,0x00,0x00,0x00,0x0E,0x07, // 11
  0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x07, // 12
  0x1E,0x0F,0x07,0x03,0x07,0x0F,0x1F,0x15, // 13
  0x00,0x00,0x10,0x1C,0x1F,0x1F,0x1F,0x1C, // 14
  0x00,0x00,0x00,0x00,0x10,0x1C,0x1E,0x1F, // 15
  0x03,0x01,0x01,0x03,0x07,0x0E,0x00,0x00, // 21
  0x1F,0x1F,0x1F,0x11,0x00,0x00,0x00,0x00, // 22
  0x15,0x16,0x1B,0x1F,0x03,0x01,0x03,0x07, // 23
  0x1F,0x1F,0x1D,0x1C,0x1F,0x1C,0x18,0x10, // 24
  0x1F,0x1E,0x1C,0x00,0x00,0x00,0x00,0x00, // 25
};

void setup() 
{
  lcd.init();
  lcd.backlight();            // turn on the backlight

  lcd.setCursor(0, 1);
  lcd.print("Temperature");
  lcd.setCursor(15, 1);
  lcd.print("C");
}

void loop() 
{
  lcd.setCursor(0, 0);
  switch(random(0,4))
  {
    //                 0123456789012345
    case 0: lcd.print(capa_jobbra[0]); break;
    case 1: lcd.print("Good morning    "); break;
    case 2: lcd.print("Good afternoon  "); break;
    case 3: lcd.print("Good night      "); break;
  }

  lcd.setCursor(12, 1);
  lcd.print("   ");         // remove previous
  int temperature = random(0,150);
  lcd.setCursor(12, 1);
  lcd.print(temperature);  // print new

  delay(1000);
}