1 /*
2  * Copyright (C) 2021 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 TELEPHONY_CALL_STATE_PROCESSOR_H
17 #define TELEPHONY_CALL_STATE_PROCESSOR_H
18 
19 #include <mutex>
20 #include <set>
21 #include <string>
22 
23 #include "call_manager_inner_type.h"
24 #include "singleton.h"
25 
26 namespace OHOS {
27 namespace Telephony {
28 constexpr uint16_t EMPTY_VALUE = 0;
29 constexpr uint16_t EXIST_ONLY_ONE_CALL = 1;
30 
31 class CallStateProcessor : public std::enable_shared_from_this<CallStateProcessor> {
32     DECLARE_DELAYED_SINGLETON(CallStateProcessor)
33 public:
34     void AddCall(int32_t callId, TelCallState state);
35     void DeleteCall(int32_t callId, TelCallState state);
36     bool UpdateCurrentCallState();
37     bool ShouldStopSoundtone();
38     int32_t GetCurrentActiveCall();
39     int32_t GetCallNumber(TelCallState state);
40     bool ShouldSwitchState(TelCallState callState);
41     int32_t GetAudioForegroundLiveCall();
42 
43 private:
44     std::set<int32_t> activeCalls_;
45     std::set<int32_t> holdingCalls_;
46     std::set<int32_t> alertingCalls_;
47     std::set<int32_t> incomingCalls_;
48     std::set<int32_t> dialingCalls_;
49     std::mutex mutex_;
50 };
51 } // namespace Telephony
52 } // namespace OHOS
53 #endif // TELEPHONY_CALL_STATE_PROCESSOR_H