1 /*
2 * Copyright (C) 2023 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 LOG_TAG
16 #define LOG_TAG "bt_napi_access_observer"
17 #endif
18
19 #include "napi_bluetooth_access_observer.h"
20
21 #include "bluetooth_log.h"
22 #include "bluetooth_utils.h"
23 #include "napi/native_api.h"
24 #include "napi/native_node_api.h"
25 #include "napi_event_subscribe_module.h"
26
27 #include <uv.h>
28
29 namespace OHOS {
30 namespace Bluetooth {
NapiBluetoothAccessObserver()31 NapiBluetoothAccessObserver::NapiBluetoothAccessObserver()
32 : eventSubscribe_(REGISTER_STATE_CHANGE_TYPE, BT_MODULE_NAME)
33 {}
34
OnStateChanged(const int transport,const int status)35 void NapiBluetoothAccessObserver::OnStateChanged(const int transport, const int status)
36 {
37 BluetoothState state = BluetoothState::STATE_OFF;
38 if (!DealStateChange(transport, status, state)) {
39 HILOGD("No need callback");
40 return;
41 }
42
43 HILOGD("state is %{public}d", state);
44 auto nativeObject = std::make_shared<NapiNativeInt>(static_cast<int>(state));
45 eventSubscribe_.PublishEvent(REGISTER_STATE_CHANGE_TYPE, nativeObject);
46 }
47
EnableBt()48 void NapiBluetoothAccessObserver::EnableBt()
49 {
50 HILOGD("start");
51 BluetoothHost *host = &BluetoothHost::GetDefaultHost();
52 int ret = host->EnableBt();
53 if (ret != BT_NO_ERROR) {
54 HILOGE("failed");
55 }
56 }
57
DisableBle()58 void NapiBluetoothAccessObserver::DisableBle()
59 {
60 HILOGD("start");
61 BluetoothHost *host = &BluetoothHost::GetDefaultHost();
62 int ret = host->DisableBle();
63 if (ret != BT_NO_ERROR) {
64 HILOGE("failed");
65 }
66 }
67
DealStateChange(const int transport,const int status,BluetoothState & state)68 bool NapiBluetoothAccessObserver::DealStateChange(const int transport, const int status, BluetoothState &state)
69 {
70 HILOGD("transport is %{public}d, status is %{public}d", transport, status);
71 bool isCallback = true;
72 if (transport == BT_TRANSPORT_BREDR) {
73 GetBrStateByStatus(status, state, isCallback);
74 } else if (transport == BT_TRANSPORT_BLE) {
75 GetBleStateByStatus(status, state);
76 }
77 return isCallback;
78 }
79
GetBrStateByStatus(const int status,BluetoothState & state,bool & isCallback)80 void NapiBluetoothAccessObserver::GetBrStateByStatus(const int status, BluetoothState &state, bool &isCallback)
81 {
82 switch (status) {
83 case BTStateID::STATE_TURNING_ON:
84 HILOGD("STATE_TURNING_ON(1)");
85 state = BluetoothState::STATE_TURNING_ON;
86 break;
87 case BTStateID::STATE_TURN_ON:
88 HILOGD("STATE_ON(2)");
89 state = BluetoothState::STATE_ON;
90 break;
91 case BTStateID::STATE_TURNING_OFF:
92 HILOGD("STATE_TURNING_OFF(3)");
93 state = BluetoothState::STATE_TURNING_OFF;
94 break;
95 case BTStateID::STATE_TURN_OFF: {
96 HILOGD("STATE_OFF(0)");
97 break;
98 }
99 default:
100 break;
101 }
102 }
103
GetBleStateByStatus(const int status,BluetoothState & state)104 void NapiBluetoothAccessObserver::GetBleStateByStatus(const int status, BluetoothState &state)
105 {
106 switch (status) {
107 case BTStateID::STATE_TURNING_ON:
108 HILOGD("STATE_BLE_TURNING_ON(4)");
109 state = BluetoothState::STATE_BLE_TURNING_ON;
110 break;
111 case BTStateID::STATE_TURN_ON:
112 HILOGD("STATE_BLE_ON(5)");
113 state = BluetoothState::STATE_BLE_ON;
114 break;
115 case BTStateID::STATE_TURNING_OFF:
116 HILOGD("STATE_BLE_TURNING_OFF(6)");
117 state = BluetoothState::STATE_BLE_TURNING_OFF;
118 break;
119 case BTStateID::STATE_TURN_OFF:
120 HILOGD("STATE_OFF(0)");
121 state = BluetoothState::STATE_OFF;
122 break;
123 default:
124 break;
125 }
126 }
127 } // namespace Bluetooth
128 } // namespace OHOS
129