ButtonHandler.h

//Registers a button press
void handlePress(int keyNumber) {
    if (chosingFile) {
      chosingFile = false;
      chooseFile(keyNumber);
    }
    else if (altKeyPressed && !chosingFile) {
      handleBoardChange(keyNumber);
      altKeyPressed = false;
    }
    else if (!altKeyPressed && !chosingFile) {
      if (buttons["pages"][page]["buttons"][keyNumber - 1]["type"].as<String>() == "socket") {
        handleSocketCommand(buttons["pages"][page]["buttons"][keyNumber - 1]["command_id"].as<String>());
      } else if (buttons["pages"][page]["buttons"][keyNumber - 1]["type"].as<String>() == "apiCall") {
        if (buttons["pages"][page]["buttons"][keyNumber - 1].containsKey("fingerprint")) {
          handleApiCall(buttons["pages"][page]["buttons"][keyNumber - 1]["url"].as<String>(), buttons["pages"][page]["buttons"][keyNumber - 1]["requestType"].as<String>(), buttons["pages"][page]["buttons"][keyNumber - 1]["headers"].to<JsonArray>(), buttons["pages"][page]["buttons"][keyNumber - 1]["body"].as<String>(), buttons["pages"][page]["buttons"][keyNumber - 1]["fingerprint"].as<String>());
        } else {
          handleApiCall(buttons["pages"][page]["buttons"][keyNumber - 1]["url"].as<String>(), buttons["pages"][page]["buttons"][keyNumber - 1]["requestType"].as<String>(), buttons["pages"][page]["buttons"][keyNumber - 1]["headers"].to<JsonArray>(), buttons["pages"][page]["buttons"][keyNumber - 1]["body"].as<String>());
        }
      }else if(buttons["pages"][page]["buttons"][keyNumber - 1]["type"].as<String>() == "mqtt"){
        callMqttCommand(buttons["pages"][page]["buttons"][keyNumber - 1]["topic"].as<String>(), buttons["pages"][page]["buttons"][keyNumber - 1]["payload"].as<String>());
      }
      else {
        tft.setTextColor(TFT_RED, TFT_WHITE);
        tft.println("This file is not compatible: " + BUTTON_JSON[currentFile]);
        tft.println();
        delay(5000);
        error = true;
      }
    }
}

bool hasInput() {
  return analogRead(AD_PIN) > buttonConfigJson["defaultValue"];
}


bool checkButtonValue(int minValue, int maxValue, int buttonId) {

  if (analogRead(AD_PIN) >= minValue && analogRead(AD_PIN) <= maxValue) {
    if (buttonId == 16) {
      if (!altKeyPressed) {
        altKeyPressed = true;
        interateOverPages();
      } else if (altKeyPressed) {
        interateOverFiles();
        chosingFile = true;
      }
    }
    else {
      handlePress(buttonId);
    }
    is_button_pressed = true;
  }
}

void iterateThroughButtons() {
  for (int i = 0; i < buttonConfigJson["buttons"].size(); i++) {
    checkButtonValue(buttonConfigJson["buttons"][i]["minValue"], buttonConfigJson["buttons"][i]["maxValue"], buttonConfigJson["buttons"][i]["buttonValue"]);
  }

}


void handleButtonPress() {
  if (!hasInput() && is_button_pressed) {
    is_button_pressed = false;

  }
  else if (hasInput() && !is_button_pressed) {
    iterateThroughButtons();
  }
}

void calibrateButtons(int pinV) {
  int offSet = (pinV * 2);
  buttonConfigDoc["defaultValue"] = pinV;
  int lastButtonVoltMin = pinV - offSet;
  int lastButtonVoltMax = pinV + offSet;
  for (int i = 0; i < buttonConfigJson["buttons"].size(); i++) {
    clearScreen();
    tft.print("hold button :");
    tft.println(i + 1);

    tft.println(analogRead(AD_PIN));

    while ((analogRead(AD_PIN) > (pinV - offSet)) && (analogRead(AD_PIN) < (pinV + offSet))) {
      delay(500);
      tft.println(analogRead(AD_PIN));
    }

    while ((analogRead(AD_PIN) > lastButtonVoltMin) && (analogRead(AD_PIN) < lastButtonVoltMax)) {
      delay(500);
      tft.println(analogRead(AD_PIN));
    }


    lastButtonVoltMin = analogRead(AD_PIN) - offSet;
    lastButtonVoltMax = analogRead(AD_PIN) + offSet;

    tft.println(analogRead(AD_PIN));
    tft.println(lastButtonVoltMin);
    tft.println(lastButtonVoltMax);


    buttonConfigDoc["buttons"][i]["minValue"] = lastButtonVoltMin;
    buttonConfigDoc["buttons"][i]["maxValue"] = lastButtonVoltMax;
    buttonConfigDoc["buttons"][i]["buttonValue"] = i + 1;

    tft.println("DONE");

    delay(2000);


  }

  writeToButtonConfigFile();
  configDoc["calibrationMode"] = false;
  writeToConfigFile();
  ESP.restart();
}