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 WIFI_NET_OBSERVER_H
17 #define WIFI_NET_OBSERVER_H
18 
19 #include <memory>
20 #include <string>
21 #include <vector>
22 #include "wifi_log.h"
23 #include "net_detection_callback_stub.h"
24 #include "net_handle.h"
25 #include "net_all_capabilities.h"
26 #include "net_conn_client.h"
27 #include "sta_define.h"
28 
29 namespace OHOS {
30 namespace Wifi {
31 class NetStateObserver : public NetManagerStandard::NetDetectionCallbackStub {
32 public:
33     /**
34      * @Description Construct of NetStateObserver
35      */
36     NetStateObserver();
37 
38     /**
39      * @Description Destructor function
40      */
41     ~NetStateObserver();
42 
43     /**
44      * @Description registering a Network Detection Callback Listener
45      *
46      * @param netStateObserverPtr - netStateObserver ptr
47      */
48     void StartNetStateObserver(sptr<NetStateObserver> &netStateObserverPtr);
49 
50     /**
51      * @Description unregistering a Network Detection Callback Listener
52      *
53      * @param netStateObserverPtr - netStateObserver ptr
54      */
55     void StopNetStateObserver(sptr<NetStateObserver> &netStateObserverPtr);
56 
57     /**
58      * @Description registers the callback function of the Wi-Fi state machine.
59      *
60      * @param callback - callback func
61      */
62     void SetNetStateCallback(const std::function<void(SystemNetWorkState, std::string)> &callback);
63 
64     /**
65      * @Description callback function used to notify the detection result after the NetConnManager detection ends
66      *
67      * @param detectionResult - detection result
68      * @param urlRedirect - portal network redirection address
69      * @return detect if successful, 0 indicates success, others indicate failure error codes
70      */
71     int32_t OnNetDetectionResultChanged(
72         NetManagerStandard::NetDetectionResultCode detectionResult, const std::string &urlRedirect) override;
73 
74     /**
75      * @Description get network ID
76      *
77      * @return network ID
78      */
79     int32_t GetWifiNetId();
80 
81     /**
82      * @Description start wifi detection
83      *
84      * @return 0 is success, 1 is fail
85      */
86     int32_t StartWifiDetection();
87 private:
88     sptr<NetManagerStandard::NetHandle> GetWifiNetworkHandle();
89 public:
90     std::function<void(SystemNetWorkState, std::string)> m_callback;
91 };
92 }
93 }
94 #endif
95