#include "components/ble/MotionService.h"
#include "components/motion/MotionController.h"
#include "components/ble/NimbleController.h"
#include <nrf_log.h>

using namespace Pinetime::Controllers;

// namespace {
//   // 0003yyxx-78fc-48fe-8e23-433b3a1942d0
//   constexpr ble_uuid128_t CharUuid(uint8_t x, uint8_t y) {
//     return ble_uuid128_t {.u = {.type = BLE_UUID_TYPE_128},
//                           .value = {0xd0, 0x42, 0x19, 0x3a, 0x3b, 0x43, 0x23, 0x8e, 0xfe, 0x48, 0xfc, 0x78, x, y, 0x03, 0x00}};
//   }
//
//   // 00030000-78fc-48fe-8e23-433b3a1942d0
//   constexpr ble_uuid128_t BaseUuid() {
//     return CharUuid(0x00, 0x00);
//   }
//
//   constexpr ble_uuid128_t motionServiceUuid {BaseUuid()};
//   constexpr ble_uuid128_t stepCountCharUuid {CharUuid(0x01, 0x00)};
//   constexpr ble_uuid128_t motionValuesCharUuid {CharUuid(0x02, 0x00)};
//
//   int MotionServiceCallback(uint16_t /*conn_handle*/, uint16_t attr_handle, struct ble_gatt_access_ctxt* ctxt, void* arg) {
//     auto* motionService = static_cast<MotionService*>(arg);
//     return motionService->OnStepCountRequested(attr_handle, ctxt);
//   }
// }
//
// TODO Refactoring - remove dependency to SystemTask
MotionService::MotionService(NimbleController& nimble, Controllers::MotionController& motionController)
  : nimble {nimble},
    motionController {motionController}/*,
    characteristicDefinition {{.uuid = &stepCountCharUuid.u,
                               .access_cb = MotionServiceCallback,
                               .arg = this,
                               .flags = BLE_GATT_CHR_F_READ | BLE_GATT_CHR_F_NOTIFY,
                               .val_handle = &stepCountHandle},
                              {.uuid = &motionValuesCharUuid.u,
                               .access_cb = MotionServiceCallback,
                               .arg = this,
                               .flags = BLE_GATT_CHR_F_READ | BLE_GATT_CHR_F_NOTIFY,
                               .val_handle = &motionValuesHandle},
                              {0}},
    serviceDefinition {
      {.type = BLE_GATT_SVC_TYPE_PRIMARY, .uuid = &motionServiceUuid.u, .characteristics = characteristicDefinition},
      {0},
    } */{
  // TODO refactor to prevent this loop dependency (service depends on controller and controller depends on service)
  motionController.SetService(this);
}
//
// void MotionService::Init() {
//   int res = 0;
//   res = ble_gatts_count_cfg(serviceDefinition);
//   ASSERT(res == 0);
//
//   res = ble_gatts_add_svcs(serviceDefinition);
//   ASSERT(res == 0);
// }
//
// int MotionService::OnStepCountRequested(uint16_t attributeHandle, ble_gatt_access_ctxt* context) {
//   if (attributeHandle == stepCountHandle) {
//     NRF_LOG_INFO("Motion-stepcount : handle = %d", stepCountHandle);
//     uint32_t buffer = motionController.NbSteps();
//
//     int res = os_mbuf_append(context->om, &buffer, 4);
//     return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES;
//   } else if (attributeHandle == motionValuesHandle) {
//     int16_t buffer[3] = {motionController.X(), motionController.Y(), motionController.Z()};
//
//     int res = os_mbuf_append(context->om, buffer, 3 * sizeof(int16_t));
//     return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES;
//   }
//   return 0;
// }
//
// void MotionService::OnNewStepCountValue(uint32_t stepCount) {
//   if (!stepCountNoficationEnabled)
//     return;
//
//   uint32_t buffer = stepCount;
//   auto* om = ble_hs_mbuf_from_flat(&buffer, 4);
//
//   uint16_t connectionHandle = nimble.connHandle();
//
//   if (connectionHandle == 0 || connectionHandle == BLE_HS_CONN_HANDLE_NONE) {
//     return;
//   }
//
//   ble_gattc_notify_custom(connectionHandle, stepCountHandle, om);
// }
//
// void MotionService::OnNewMotionValues(int16_t x, int16_t y, int16_t z) {
//   if (!motionValuesNoficationEnabled)
//     return;
//
//   int16_t buffer[3] = {x, y, z};
//   auto* om = ble_hs_mbuf_from_flat(buffer, 3 * sizeof(int16_t));
//
//   uint16_t connectionHandle = nimble.connHandle();
//
//   if (connectionHandle == 0 || connectionHandle == BLE_HS_CONN_HANDLE_NONE) {
//     return;
//   }
//
//   ble_gattc_notify_custom(connectionHandle, motionValuesHandle, om);
// }

void MotionService::SubscribeNotification(uint16_t attributeHandle) {
  if (attributeHandle == stepCountHandle)
    stepCountNoficationEnabled = true;
  else if (attributeHandle == motionValuesHandle)
    motionValuesNoficationEnabled = true;
}

void MotionService::UnsubscribeNotification(uint16_t attributeHandle) {
  if (attributeHandle == stepCountHandle)
    stepCountNoficationEnabled = false;
  else if (attributeHandle == motionValuesHandle)
    motionValuesNoficationEnabled = false;
}

bool MotionService::IsMotionNotificationSubscribed() const {
  return motionValuesNoficationEnabled;
}