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 #include "holding_state.h"
17 
18 #include "telephony_log_wrapper.h"
19 
20 #include "call_state_processor.h"
21 #include "audio_scene_processor.h"
22 
23 namespace OHOS {
24 namespace Telephony {
ProcessEvent(int32_t event)25 bool HoldingState::ProcessEvent(int32_t event)
26 {
27     bool result = false;
28     std::lock_guard<std::mutex> lock(mutex_);
29     switch (event) {
30         case AudioEvent::NEW_ACTIVE_CS_CALL:
31             if (DelayedSingleton<CallStateProcessor>::GetInstance()->
32                 ShouldSwitchState(TelCallState::CALL_STATUS_ACTIVE)) {
33                 TELEPHONY_LOGI("holding state switch cs call to active state");
34                 result = DelayedSingleton<AudioSceneProcessor>::GetInstance()->ProcessEvent(
35                     AudioEvent::SWITCH_CS_CALL_STATE);
36             }
37             break;
38         case AudioEvent::NEW_ACTIVE_IMS_CALL:
39             if (DelayedSingleton<CallStateProcessor>::GetInstance()->
40                 ShouldSwitchState(TelCallState::CALL_STATUS_ACTIVE)) {
41                 TELEPHONY_LOGI("holding state switch ims call to active state");
42                 result = DelayedSingleton<AudioSceneProcessor>::GetInstance()->ProcessEvent(
43                     AudioEvent::SWITCH_IMS_CALL_STATE);
44             }
45             break;
46         case AudioEvent::NEW_INCOMING_CALL:
47             // should switch incoming state while only one incoming call exists
48             if (DelayedSingleton<CallStateProcessor>::GetInstance()->
49                 ShouldSwitchState(TelCallState::CALL_STATUS_INCOMING)) {
50                 TELEPHONY_LOGI("holding state switch call to incoming state");
51                 result = DelayedSingleton<AudioSceneProcessor>::GetInstance()->ProcessEvent(
52                     AudioEvent::SWITCH_INCOMING_STATE); // switch to incoming state
53             }
54             break;
55         case AudioEvent::NO_MORE_HOLDING_CALL:
56             result = DelayedSingleton<CallStateProcessor>::GetInstance()->UpdateCurrentCallState();
57             break;
58         case AudioEvent::NEW_ALERTING_CALL:
59             if (DelayedSingleton<CallStateProcessor>::GetInstance()->
60                 ShouldSwitchState(TelCallState::CALL_STATUS_ALERTING)) {
61                 TELEPHONY_LOGI("holding state switch call to alerting state and ignore dialing state");
62                 result = DelayedSingleton<AudioSceneProcessor>::GetInstance()->ProcessEvent(
63                     AudioEvent::SWITCH_ALERTING_STATE);
64             }
65             break;
66         default:
67             break;
68     }
69     TELEPHONY_LOGI("holding state lock release");
70     return result;
71 }
72 } // namespace Telephony
73 } // namespace OHOS