ESP32 arduino library with new HID class

HID_mouse.ino

#include <BLEDevice.h>
#include <BLEUtils.h>
#include <BLEServer.h>
#include "BLE2902.h"
#include "BLEHIDDevice.h"
#include "HIDTypes.h"
#include <driver/adc.h>

static BLEHIDDevice* hid;
BLECharacteristic* input;
uint8_t buttons = 0;
bool connected = false;

class MyCallbacks : public BLEServerCallbacks {
  void onConnect(BLEServer* pServer){
    connected = true;
  }

  void onDisconnect(BLEServer* pServer){
    connected = false;
  }
};

void taskServer(void*){


    BLEDevice::init("ESP32-Mouse");
    BLEServer *pServer = BLEDevice::createServer();
    pServer->setCallbacks(new MyCallbacks());

    hid = new BLEHIDDevice(pServer);

    input = hid->inputReport(1); // <-- input REPORTID from report map
    std::string name = "chegewara";
    hid->manufacturer()->setValue(name);

    hid->pnp(0x02, 0xe502, 0xa111, 0x0210);
    hid->hidInfo(0x00,0x01);

BLESecurity *pSecurity = new BLESecurity();
  pSecurity->setKeySize();
  pSecurity->setAuthenticationMode(ESP_LE_AUTH_BOND);

    const uint8_t report[] = {

// Win10
0x05, 0x01,        // Usage Page (Generic Desktop Ctrls)
0x09, 0x02,        // Usage (Mouse)
0xA1, 0x01,        // Collection (Application)
0x85, 0x01,        //   Report ID (1)
0x09, 0x01,        //   Usage (Pointer)
0xA1, 0x00,        //   Collection (Physical)
0x05, 0x09,        //     Usage Page (Button)
0x19, 0x01,        //     Usage Minimum (0x01)
0x29, 0x03,        //     Usage Maximum (0x03)
0x25, 0x01,        //     Logical Maximum (1)
0x75, 0x01,        //     Report Size (1)
0x95, 0x03,        //     Report Count (3)
0x81, 0x02,        //     Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position)
0x75, 0x05,        //     Report Size (5)
0x95, 0x01,        //     Report Count (1)
0x81, 0x01,        //     Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position)
0x05, 0x01,        //     Usage Page (Generic Desktop Ctrls)
0x09, 0x30,        //     Usage (X)
0x26, 0x05,0x56,        //     Logical Maximum (127)
0x09, 0x31,        //     Usage (Y)
0x26, 0x03,0x00,        //     Logical Maximum (127)
0x09, 0x38,        //     Usage (Wheel)
0x15, 0x00,        //     Logical Minimum (-127)
0x25, 0x7f,        //     Logical Maximum (127)
0x75, 0x08,        //     Report Size (8)
0x95, 0x03,        //     Report Count (3)
0x81, 0x02,        //     Input (Data,Var,Rel,No Wrap,Linear,Preferred State,No Null Position)
0xC0,              //   End Collection
0xC0,              // End Collection

// 52 bytes
      
// Android
//0x05, 0x01,                    // USAGE_PAGE (Generic Desktop)
//0x09, 0x02,                    // USAGE (Mouse)
//0xa1, 0x01,                    // COLLECTION (Application)
//0x09, 0x01,                    //   USAGE (Pointer)
//0xa1, 0x00,                    //   COLLECTION (Physical)
//0x05, 0x09,                    //     USAGE_PAGE (Button)
//0x19, 0x01,                    //     USAGE_MINIMUM (Button 1)
//0x29, 0x03,                    //     USAGE_MAXIMUM (Button 3)
//0x15, 0x00,                    //     LOGICAL_MINIMUM (0)
//0x25, 0x01,                    //     LOGICAL_MAXIMUM (1)
//0x95, 0x03,                    //     REPORT_COUNT (3)
//0x75, 0x01,                    //     REPORT_SIZE (1)
//0x81, 0x02,                    //     INPUT (Data,Var,Abs)
//0x95, 0x01,                    //     REPORT_COUNT (1)
//0x75, 0x05,                    //     REPORT_SIZE (5)
//0x81, 0x03,                    //     INPUT (Cnst,Var,Abs)
//0x05, 0x01,                    //     USAGE_PAGE (Generic Desktop)
//0x09, 0x30,                    //     USAGE (X)
//0x09, 0x31,                    //     USAGE (Y)
//0x15, 0x81,                    //     LOGICAL_MINIMUM (-127)
//0x25, 0x7f,                    //     LOGICAL_MAXIMUM (127)
//0x75, 0x08,                    //     REPORT_SIZE (8)
//0x95, 0x02,                    //     REPORT_COUNT (2)
//0x81, 0x06,                    //     INPUT (Data,Var,Rel)
//0xc0,                          //   END_COLLECTION
//0xc0                           // END_COLLECTION
    };

    hid->reportMap((uint8_t*)report, sizeof(report));
    hid->startServices();

    BLEAdvertising *pAdvertising = pServer->getAdvertising();
    pAdvertising->setAppearance(HID_MOUSE);
    pAdvertising->addServiceUUID(hid->hidService()->getUUID());
    pAdvertising->start();

    hid->setBatteryLevel(5);

    ESP_LOGD(LOG_TAG, "Advertising started!");
    delay(portMAX_DELAY);
  
};

void setup() {
  Serial.begin(115200);
  Serial.println("Starting BLE work!");
  adc1_config_width(ADC_WIDTH_BIT_11);
  adc1_config_channel_atten((adc1_channel_t)36, ADC_ATTEN_DB_11);
  adc1_config_channel_atten((adc1_channel_t)39, ADC_ATTEN_DB_11);

  pinMode(12, INPUT_PULLDOWN);
  attachInterrupt(digitalPinToInterrupt(12), click, CHANGE);
  pinMode(13, INPUT_PULLDOWN);
  attachInterrupt(digitalPinToInterrupt(13), click, CHANGE);
  pinMode(32, INPUT_PULLDOWN);
  attachInterrupt(digitalPinToInterrupt(32), click, CHANGE);

  xTaskCreate(taskServer, "server", 20000, NULL, 5, NULL);
}

void loop() {
  
  if(connected){
      uint16_t x1 = analogRead(36);
      uint16_t y1 = analogRead(39);
      Serial.println(x1); 

      uint8_t val[] = {buttons, x1>>5, y1>>5, 0};
      input->setValue(val, 4);
      input->notify();
  }
  delay(50);
}

IRAM_ATTR void click(){
  buttons = digitalRead(12)<<0 | digitalRead(13)<<1 | digitalRead(32)<<2;  
}