/*
  Simple "Hello World" for ILI9341 LCD

  https://wokwi.com/arduino/projects/308024602434470466
*/

#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"

#define TFT_DC 9
#define TFT_CS 10
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

//ledit
const byte ledPins[] = {7};
const byte napit[] = {4, 2};
#define aika A0

 //ajastus
  int edtime = 0;
  int viive;
  char vari[30];
  char rivi1[30];
  char rivi2[30];

void setup() {
  //napit ja ledit
  for (byte i = 0; i < 2; i++) {
  pinMode(ledPins[i], OUTPUT);
  pinMode(napit[i], INPUT_PULLUP);
  }
  //säädin
  pinMode(aika, INPUT);
while (!Serial);     // used for leonardo debugging
 
  Serial.begin(115200);
 

  tft.begin();

 
  tft.setCursor(26, 120);
  tft.setTextColor(ILI9341_RED);
  tft.setTextSize(3);
  tft.println("Heater 1.0");

  tft.setCursor(20, 160);
  tft.setTextColor(ILI9341_GREEN);
  tft.setTextSize(2);
  tft.println("on or off");

  // Meme reference: https://english.stackexchange.com/questions/20356/origin-of-i-can-haz
}
 void piirranaytto() {
 //piirrä näyttö
//rivi1
tft.fillScreen(ILI9341_BLACK);
tft.setTextSize(2);
tft.setTextColor("ILI9341_GREEN");
tft.setCursor(30, 100);  
char aikarivi[30]="aika";
strcat(aikarivi, viive);
    tft.println(aikarivi);
    //rivi2
    tft.setCursor(30, 160); 
tft.setTextColor(vari);
  tft.setTextSize(2);
  tft.println(rivi2);
//debug
Serial.print(rivi1);
Serial.print(rivi2);
Serial.print(aikarivi);
Serial.print(viive);
return 0;
 }
void loop() { 
  //nappien tila
  int value = digitalRead((napit[0]));
  int value2 = digitalRead((napit[1]));
  int time = analogRead(aika);


  if (edtime != time)
  {
    viive = time*10;
 
   strcpy(rivi1, viive);
    edtime = viive;
  }
  //päälle
  if (value == LOW) {
     Serial.print("led on");
digitalWrite(ledPins[0], HIGH);

   strcpy(vari, "ILI9341_GREEN");
   strcpy(rivi2, "heat_on");
piirranaytto();
  delay(viive);
  strcpy(vari, "ILI9341_RED");
  strcpy(rivi2, "heat_off");
    digitalWrite(ledPins[0], LOW);
    piirranaytto();
     }
  
  //pois päältä
   if (value2 == LOW) {
     Serial.print("led off");
    strcpy(vari, "ILI9341_RED");
  strcpy (rivi2, "heat_off");
    digitalWrite(ledPins[0], LOW);
piirranaytto();
   }
   delay(100);

}