1 /* 2 * Copyright (c) 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 16 #ifndef OHOS_NAPI_AVSESSION_CONTROLLER_H 17 #define OHOS_NAPI_AVSESSION_CONTROLLER_H 18 19 #include <mutex> 20 #include "avsession_controller.h" 21 #include "avsession_log.h" 22 #include "avsession_manager.h" 23 #include "napi/native_api.h" 24 #include "napi/native_node_api.h" 25 #include "napi_avcontroller_callback.h" 26 #include "napi_async_work.h" 27 28 namespace OHOS::AVSession { 29 class NapiAVSessionController { 30 public: 31 NapiAVSessionController(); 32 ~NapiAVSessionController(); 33 34 static napi_value Init(napi_env env, napi_value exports); 35 static napi_status NewInstance(napi_env env, std::shared_ptr<AVSessionController>& nativeController, 36 napi_value& out); 37 38 using OnEventHandlerType = std::function<napi_status(napi_env, NapiAVSessionController*, napi_value, napi_value)>; 39 using OffEventHandlerType = std::function<napi_status(napi_env, NapiAVSessionController*, napi_value)>; 40 41 private: 42 static napi_value ConstructorCallback(napi_env env, napi_callback_info info); 43 static napi_value OnEvent(napi_env env, napi_callback_info info); 44 static napi_value OffEvent(napi_env env, napi_callback_info info); 45 46 static napi_value GetAVPlaybackState(napi_env env, napi_callback_info info); 47 static napi_value GetAVPlaybackStateSync(napi_env env, napi_callback_info info); 48 static napi_value GetAVMetaData(napi_env env, napi_callback_info info); 49 static napi_value GetAVMetaDataSync(napi_env env, napi_callback_info info); 50 static napi_value SendAVKeyEvent(napi_env env, napi_callback_info info); 51 static napi_value GetLaunchAbility(napi_env env, napi_callback_info info); 52 static napi_value GetValidCommands(napi_env env, napi_callback_info info); 53 static napi_value GetValidCommandsSync(napi_env env, napi_callback_info info); 54 static napi_value IsSessionActive(napi_env env, napi_callback_info info); 55 static napi_value IsSessionActiveSync(napi_env env, napi_callback_info info); 56 static napi_value SendControlCommand(napi_env env, napi_callback_info info); 57 static napi_value SendCommonCommand(napi_env env, napi_callback_info info); 58 static napi_value Destroy(napi_env env, napi_callback_info info); 59 static napi_value GetRealPlaybackPositionSync(napi_env env, napi_callback_info info); 60 static napi_value GetOutputDevice(napi_env env, napi_callback_info info); 61 static napi_value GetOutputDeviceSync(napi_env env, napi_callback_info info); 62 static napi_value GetAVQueueItems(napi_env env, napi_callback_info info); 63 static napi_value GetAVQueueItemsSync(napi_env env, napi_callback_info info); 64 static napi_value GetAVQueueTitle(napi_env env, napi_callback_info info); 65 static napi_value GetAVQueueTitleSync(napi_env env, napi_callback_info info); 66 static napi_value SkipToQueueItem(napi_env env, napi_callback_info info); 67 static napi_value GetExtras(napi_env env, napi_callback_info info); 68 69 static napi_status OnSessionDestroy(napi_env env, NapiAVSessionController* napiController, 70 napi_value param, napi_value callback); 71 static napi_status OnPlaybackStateChange(napi_env env, NapiAVSessionController* napiController, 72 napi_value param, napi_value callback); 73 static napi_status OnMetaDataChange(napi_env env, NapiAVSessionController* napiController, 74 napi_value param, napi_value callback); 75 static napi_status OnActiveStateChange(napi_env env, NapiAVSessionController* napiController, 76 napi_value param, napi_value callback); 77 static napi_status OnValidCommandChange(napi_env env, NapiAVSessionController* napiController, 78 napi_value param, napi_value callback); 79 static napi_status OnOutputDeviceChange(napi_env env, NapiAVSessionController* napiController, 80 napi_value param, napi_value callback); 81 static napi_status OnSessionEventChange(napi_env env, NapiAVSessionController* napiController, 82 napi_value param, napi_value callback); 83 static napi_status OnQueueItemsChange(napi_env env, NapiAVSessionController* napiController, 84 napi_value param, napi_value callback); 85 static napi_status OnQueueTitleChange(napi_env env, NapiAVSessionController* napiController, 86 napi_value param, napi_value callback); 87 static napi_status OnExtrasChange(napi_env env, NapiAVSessionController* napiController, 88 napi_value param, napi_value callback); 89 90 static napi_status OffSessionDestroy(napi_env env, NapiAVSessionController* napiController, napi_value callback); 91 static napi_status OffPlaybackStateChange(napi_env env, NapiAVSessionController* napiController, 92 napi_value callback); 93 static napi_status OffMetaDataChange(napi_env env, NapiAVSessionController* napiController, napi_value callback); 94 static napi_status OffActiveStateChange(napi_env env, NapiAVSessionController* napiController, napi_value callback); 95 static napi_status OffValidCommandChange(napi_env env, NapiAVSessionController* napiController, 96 napi_value callback); 97 static napi_status OffOutputDeviceChange(napi_env env, NapiAVSessionController* napiController, 98 napi_value callback); 99 static napi_status OffSessionEventChange(napi_env env, NapiAVSessionController* napiController, 100 napi_value callback); 101 static napi_status OffQueueItemsChange(napi_env env, NapiAVSessionController* napiController, 102 napi_value callback); 103 static napi_status OffQueueTitleChange(napi_env env, NapiAVSessionController* napiController, 104 napi_value callback); 105 static napi_status OffExtrasChange(napi_env env, NapiAVSessionController* napiController, 106 napi_value callback); 107 108 static napi_status SetPlaybackStateFilter(napi_env env, NapiAVSessionController* napiController, 109 napi_value filter); 110 static napi_status SetMetaFilter(napi_env env, NapiAVSessionController* napiController, napi_value filter); 111 static napi_status RegisterCallback(napi_env env, const std::shared_ptr<ContextBase>& context, 112 const std::string& eventName, napi_value filter, napi_value callback); 113 114 static void ErrCodeToMessage(int32_t errCode, std::string& message); 115 116 napi_ref wrapperRef_ {}; 117 std::string sessionId_; 118 std::shared_ptr<AVSessionController> controller_; 119 std::shared_ptr<NapiAVControllerCallback> callback_; 120 static std::mutex uvMutex_; 121 122 static constexpr size_t ARGC_ONE = 1; 123 static constexpr size_t ARGC_TWO = 2; 124 static constexpr size_t ARGC_THREE = 3; 125 126 static constexpr size_t ARGV_FIRST = 0; 127 static constexpr size_t ARGV_SECOND = 1; 128 static constexpr size_t ARGV_THIRD = 2; 129 130 static std::map<std::string, std::pair<OnEventHandlerType, OffEventHandlerType>> EventHandlers_; 131 }; 132 } // namespace OHOS::AVSession 133 #endif // OHOS_NAPI_AVSESSION_CONTROLLER_H