1 /* 2 * Copyright (C) 2021-2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef NAPI_BLUETOOTH_GATT_CLIENT_H_ 16 #define NAPI_BLUETOOTH_GATT_CLIENT_H_ 17 18 #include "bluetooth_gatt_client.h" 19 #include "bluetooth_log.h" 20 #include "bluetooth_remote_device.h" 21 #include "napi_bluetooth_gatt_client_callback.h" 22 23 namespace OHOS { 24 namespace Bluetooth { 25 const int SLEEP_TIME = 50000; 26 const int VALUE_1 = 1; 27 const int VALUE_2 = 2; 28 const int VALUE_3 = 3; 29 30 class NapiGattClient { 31 public: 32 33 static napi_value CreateGattClientDevice(napi_env env, napi_callback_info info); 34 static void DefineGattClientJSClass(napi_env env); 35 static napi_value GattClientConstructor(napi_env env, napi_callback_info info); 36 37 static napi_value On(napi_env env, napi_callback_info info); 38 static napi_value Off(napi_env env, napi_callback_info info); 39 40 static napi_value Connect(napi_env env, napi_callback_info info); 41 static napi_value Disconnect(napi_env env, napi_callback_info info); 42 static napi_value Close(napi_env env, napi_callback_info info); 43 static napi_value GetServices(napi_env env, napi_callback_info info); 44 static napi_value ReadCharacteristicValue(napi_env env, napi_callback_info info); 45 static napi_value ReadDescriptorValue(napi_env env, napi_callback_info info); 46 47 #ifdef BLUETOOTH_API_SINCE_10 48 static napi_value WriteCharacteristicValueEx(napi_env env, napi_callback_info info); 49 static napi_value WriteDescriptorValueEx(napi_env env, napi_callback_info info); 50 static napi_value setCharacteristicChangeNotification(napi_env env, napi_callback_info info); 51 static napi_value setCharacteristicChangeIndication(napi_env env, napi_callback_info info); 52 #else 53 static napi_value WriteCharacteristicValue(napi_env env, napi_callback_info info); 54 static napi_value WriteDescriptorValue(napi_env env, napi_callback_info info); 55 static napi_value SetNotifyCharacteristicChanged(napi_env env, napi_callback_info info); 56 #endif 57 58 static napi_value SetBLEMtuSize(napi_env env, napi_callback_info info); 59 static napi_value GetRssiValue(napi_env env, napi_callback_info info); 60 static napi_value GetDeviceName(napi_env env, napi_callback_info info); 61 static int GattStatusFromService(int status); 62 GetClient()63 std::shared_ptr<GattClient> &GetClient() 64 { 65 return client_; 66 } 67 GetCallback()68 std::shared_ptr<NapiGattClientCallback> GetCallback() 69 { 70 return callback_; 71 } 72 GetDevice()73 std::shared_ptr<BluetoothRemoteDevice> GetDevice() 74 { 75 return device_; 76 } 77 NapiGattClient(std::string & deviceId)78 explicit NapiGattClient(std::string &deviceId) 79 { 80 HILOGI("enter"); 81 device_ = std::make_shared<BluetoothRemoteDevice>(deviceId, 1); 82 client_ = std::make_shared<GattClient>(*device_); 83 client_->Init(); 84 callback_ = std::make_shared<NapiGattClientCallback>(); 85 callback_->deviceAddr_ = deviceId; 86 } 87 ~NapiGattClient() = default; 88 89 static thread_local napi_ref consRef_; 90 91 // napi (first) <-> service (second) 92 static const std::vector<std::pair<int, int>> g_gattStatusSrvToNapi; 93 private: 94 std::shared_ptr<GattClient> client_ = nullptr; 95 std::shared_ptr<NapiGattClientCallback> callback_; 96 std::shared_ptr<BluetoothRemoteDevice> device_ = nullptr; 97 }; 98 } // namespace Bluetooth 99 } // namespace OHOS 100 #endif /* NAPI_BLUETOOTH_GATT_CLIENT_H_ */