ShopScale

// Fill-in information from your Blynk Template here
#define BLYNK_TEMPLATE_ID "TMPLgBRoLHL2"
#define BLYNK_DEVICE_NAME "Scale Switch"

#define BLYNK_FIRMWARE_VERSION        "0.1.0"

#define BLYNK_PRINT Serial
//#define BLYNK_DEBUG

#define APP_DEBUG

// Uncomment your board, or configure a custom board in Settings.h
//#define USE_WROVER_BOARD
//#define USE_TTGO_T7

#include "BlynkEdgent.h"

WidgetLED led1(V1);
WidgetLED led2(V2);

BlynkTimer timer;

int realSwitch = 0;
const int realSwitchPin = 26;
bool scaleSwitchOn = false;
bool blynkScaleSwitchOn = false;
bool blynkScaleSwitchFirst = false;
bool scaleOn = false;

const int output1 = 4;
const int scaleDisplayMOSFET = 16;
const int scaleMOSFET = 17;
const int output4 = 18;



void setup()
{
  Serial.begin(115200);
  delay(100);
  BlynkEdgent.begin();

  pinMode(realSwitchPin, INPUT);
  pinMode(scaleMOSFET, OUTPUT);
  pinMode(scaleDisplayMOSFET, OUTPUT);

  digitalWrite(output1, LOW);
  digitalWrite(scaleDisplayMOSFET, LOW);
  digitalWrite(scaleMOSFET, LOW);
  digitalWrite(output4, LOW);
  Blynk.syncAll();

}

void realScaleSwitch() {
 realSwitch = digitalRead(realSwitchPin);
 if (realSwitch == 1) {
   scaleSwitchOn = true;
 }
 else if (realSwitch == 0) {
   scaleSwitchOn = false;
 }
}


void switchState() {
  if ((blynkScaleSwitchOn) || (scaleSwitchOn)) {
    scaleOn = true;
 }
  if ((!scaleSwitchOn) && (!blynkScaleSwitchOn)) {
    scaleOn = false;
  }
}


void scaleOperation() {
  realScaleSwitch();
  switchState();
  if (scaleOn) {
    digitalWrite(scaleMOSFET, HIGH);
    digitalWrite(output4, HIGH);
    Blynk.virtualWrite(V1, HIGH);
    timer.setTimeout(45000, []()
    {
      digitalWrite(scaleDisplayMOSFET, HIGH);
      Blynk.virtualWrite(V1, LOW);
      Blynk.virtualWrite(V2, HIGH);
    });
  }
  else if (!scaleOn) {
    digitalWrite(scaleDisplayMOSFET, LOW);
    digitalWrite(scaleMOSFET, LOW);
    digitalWrite(output4, LOW);
    Blynk.virtualWrite(V1, LOW);
    Blynk.virtualWrite(V2, LOW);
  }
}


BLYNK_WRITE (V0)
{
  if (param.asInt() == 0) {
    blynkScaleSwitchOn = false;
  }
  else if (param.asInt() == 1) {
      blynkScaleSwitchOn = true;
  }
}



void loop() {
  BlynkEdgent.run();
  scaleOperation();
}