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_H 17 #define OHOS_NAPI_AVSESSION_H 18 19 #include <map> 20 #include "napi_base_context.h" 21 #include "napi/native_api.h" 22 #include "napi/native_node_api.h" 23 #include "av_session.h" 24 #include "avsession_info.h" 25 #include "avsession_log.h" 26 #include "avcontrol_command.h" 27 #include "avsession_errors.h" 28 #include "napi_avsession_callback.h" 29 #include "want_agent.h" 30 31 namespace OHOS::AVSession { 32 class NapiAVSession { 33 public: 34 static napi_value Init(napi_env env, napi_value exports); 35 static napi_status NewInstance(napi_env env, std::shared_ptr<AVSession>& nativeSession, napi_value& out); 36 37 NapiAVSession(); 38 ~NapiAVSession(); 39 40 using OnEventHandlerType = std::function<napi_status(napi_env, NapiAVSession*, napi_value)>; 41 using OffEventHandlerType = std::function<napi_status(napi_env, NapiAVSession*, napi_value)>; 42 43 private: 44 static napi_value ConstructorCallback(napi_env env, napi_callback_info info); 45 46 static napi_value OnEvent(napi_env env, napi_callback_info info); 47 static napi_value OffEvent(napi_env env, napi_callback_info info); 48 49 static napi_value SetAVMetaData(napi_env env, napi_callback_info info); 50 static napi_value SetAVPlaybackState(napi_env env, napi_callback_info info); 51 static napi_value SetLaunchAbility(napi_env env, napi_callback_info info); 52 static napi_value SetAudioStreamId(napi_env env, napi_callback_info info); 53 static napi_value GetController(napi_env env, napi_callback_info info); 54 static napi_value GetOutputDevice(napi_env env, napi_callback_info info); 55 static napi_value Activate(napi_env env, napi_callback_info info); 56 static napi_value Deactivate(napi_env env, napi_callback_info info); 57 static napi_value Destroy(napi_env env, napi_callback_info info); 58 59 static napi_status OnPlay(napi_env env, NapiAVSession* napiSession, napi_value callback); 60 static napi_status OnPause(napi_env env, NapiAVSession* napiSession, napi_value callback); 61 static napi_status OnStop(napi_env env, NapiAVSession* napiSession, napi_value callback); 62 static napi_status OnPlayNext(napi_env env, NapiAVSession* napiSession, napi_value callback); 63 static napi_status OnPlayPrevious(napi_env env, NapiAVSession* napiSession, napi_value callback); 64 static napi_status OnFastForward(napi_env env, NapiAVSession* napiSession, napi_value callback); 65 static napi_status OnRewind(napi_env env, NapiAVSession* napiSession, napi_value callback); 66 static napi_status OnSeek(napi_env env, NapiAVSession* napiSession, napi_value callback); 67 static napi_status OnSetSpeed(napi_env env, NapiAVSession* napiSession, napi_value callback); 68 static napi_status OnSetLoopMode(napi_env env, NapiAVSession* napiSession, napi_value callback); 69 static napi_status OnToggleFavorite(napi_env env, NapiAVSession* napiSession, napi_value callback); 70 static napi_status OnMediaKeyEvent(napi_env env, NapiAVSession* napiSession, napi_value callback); 71 static napi_status OnOutputDeviceChange(napi_env env, NapiAVSession* napiSession, napi_value callback); 72 73 static napi_status OffPlay(napi_env env, NapiAVSession* napiSession, napi_value callback); 74 static napi_status OffPause(napi_env env, NapiAVSession* napiSession, napi_value callback); 75 static napi_status OffStop(napi_env env, NapiAVSession* napiSession, napi_value callback); 76 static napi_status OffPlayNext(napi_env env, NapiAVSession* napiSession, napi_value callback); 77 static napi_status OffPlayPrevious(napi_env env, NapiAVSession* napiSession, napi_value callback); 78 static napi_status OffFastForward(napi_env env, NapiAVSession* napiSession, napi_value callback); 79 static napi_status OffRewind(napi_env env, NapiAVSession* napiSession, napi_value callback); 80 static napi_status OffSeek(napi_env env, NapiAVSession* napiSession, napi_value callback); 81 static napi_status OffSetSpeed(napi_env env, NapiAVSession* napiSession, napi_value callback); 82 static napi_status OffSetLoopMode(napi_env env, NapiAVSession* napiSession, napi_value callback); 83 static napi_status OffToggleFavorite(napi_env env, NapiAVSession* napiSession, napi_value callback); 84 static napi_status OffMediaKeyEvent(napi_env env, NapiAVSession* napiSession, napi_value callback); 85 static napi_status OffOutputDeviceChange(napi_env env, NapiAVSession* napiSession, napi_value callback); 86 87 napi_ref wrapperRef_ {}; 88 std::string sessionId_ ; 89 std::shared_ptr<AVSession> session_; 90 std::shared_ptr<NapiAVSessionCallback> callback_; 91 92 static std::map<std::string, OnEventHandlerType> onEventHandlers_; 93 static std::map<std::string, OffEventHandlerType> offEventHandlers_; 94 95 static constexpr size_t ARGC_ONE = 1; 96 static constexpr size_t ARGC_TWO = 2; 97 static constexpr size_t ARGC_THERE = 3; 98 99 static constexpr size_t ARGV_FIRST = 0; 100 static constexpr size_t ARGV_SECOND = 1; 101 static constexpr size_t ARGV_THIRD = 2; 102 }; 103 } // namespace OHOS::AVSession 104 #endif // OHOS_NAPI_AVSESSION_H 105