#include <PID_v1.h>
#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"
#include <Fonts/FreeSerif12pt7b.h>
#include <Fonts/FreeSerifBoldItalic24pt7b.h>
#include "Definitions.h"
//#include "Center_strin.h"
#include "image.h"
#include <EEPROM.h>


// int count=0;
// unsigned long last_interval=0; 


void setup()
{
  tft.begin();
  tft.fillScreen(OFF_WHITE);
  tft.drawBitmap((240 - 180) / 2, (240 - 180) / 2, epd_bitmap_download, 180, 180, BLACK);
  delay(2000);
  //PID SETUP
  windowStartTime = millis();
  Setpoint = 100;//set temp
  myPID.SetOutputLimits(0, WindowSize);  //tell the PID to range between 0 and the full window size
  myPID.SetMode(AUTOMATIC);  //turn the PID on

  pinMode( Steam_pin, INPUT_PULLUP );
  pinMode( Brew_switch_pin, INPUT_PULLUP );
  pinMode( Hot_wat_pin, INPUT_PULLUP );

  pinMode( Three_way_pin, OUTPUT );
  pinMode( Pump_pin, OUTPUT );
  pinMode( Element_pin, OUTPUT );

  pinMode(ENCODER_CLK, INPUT_PULLUP);
  pinMode(ENCODER_DT, INPUT_PULLUP);
  pinMode(ENCODER_SW, INPUT);

  Serial.begin(115200);
  Screen_setup();

}


void loop()
{
  SCR_REFRESH();
  
  if (digitalRead(Brew_switch_pin) == LOW) {
    Brew_time_display();
    if (Brew_time < Total_brew_time) {
      digitalWrite(Element_pin, HIGH);//turn heat on full
      digitalWrite(Three_way_pin, HIGH);//activate 3-way
      Brew_timer();//start brew timer
      Preinfusion();//start preinfusion
      Brew();//Start brew
      Trailoff();//end brew when switch is released
    }
  }
  else {
    digitalWrite(Three_way_pin, LOW);
    if (Brew_time != 0) {
      last_shot_time = Brew_time;
      EEPROM.put(0, last_shot_time);

      const float last_shot_time[] PROGMEM = {Brew_time}; // use this form

      Brew_time = 0;
      Brew_time_ms = 0;
      Screen_setup();
    }
  }
  if (digitalRead(Hot_wat_pin) == LOW) {
    digitalWrite(Element_pin, HIGH);
    digitalWrite(Pump_pin, HIGH);
  }
  if (digitalRead(Hot_wat_pin) == HIGH && digitalRead(Brew_switch_pin) == HIGH ) {
    digitalWrite(Pump_pin, LOW);
    digitalWrite(Three_way_pin, LOW);
     Encoder();
  //   menus();
     Run_PID();

  }
//   count++;
//  if (millis()-last_interval>1000){
// last_interval=millis();
// Serial.println(count);
// count = 0;
// }
}