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
16#ifndef BLUETOOTH_DIALOG_H
17#define BLUETOOTH_DIALOG_H
18
19#include <string>
20#include "safe_map.h"
21#include "singleton.h"
22
23#include "i_bluetooth_host.h"
24#include "bluetooth_errorcode.h"
25#include "bluetooth_log.h"
26#include "iremote_broker.h"
27#include "iservice_registry.h"
28#include "system_ability_definition.h"
29#include "system_ability_status_change_stub.h"
30#include <mutex>
31
32namespace OHOS {
33namespace Bluetooth {
34constexpr const char *BLUETOOTH_HOST = "BluetoothHost";
35const int32_t BEGIN_ID = 0;
36// It is recommended to ues one of the between bluetoothLoadedfunc and bleTurnOnFunc
37struct ProfileFunctions {
38    std::function<void(sptr<IRemoteObject>)> bluetoothLoadedfunc {};
39    std::function<void(sptr<IRemoteObject>)> bleTurnOnFunc {};
40    std::function<void(void)> bluetoothTurnOffFunc {};
41};
42struct ProfileIdProperty {
43    ProfileFunctions functions;
44    std::string objectName = "";
45};
46class BluetoothProfileManager {
47public:
48    BluetoothProfileManager();
49    ~BluetoothProfileManager();
50    /**
51     * @brief Get the Remote of the Profile
52     *
53     * @param objectName the objectName of profile
54     *
55     * @return Returns the Remote of the Profile.
56     */
57    sptr<IRemoteObject> GetProfileRemote(const std::string &objectName);
58    /**
59     * @brief register function for profile to get proxy when profile is init
60     *
61     * @param objectName the objectName of profile
62     * @param func the function for profile to register
63     *
64     * @return Returns the id of the Profile.
65     */
66    int32_t RegisterFunc(const std::string &objectName, std::function<void (sptr<IRemoteObject>)> func);
67    /**
68     * @brief register function for profile to get proxy when profile is init
69     *
70     * @param objectName the objectName of profile
71     * @param ProfileFunctions the function for profile to register
72     *
73     * @return Returns the id of the Profile.
74     */
75    int32_t RegisterFunc(const std::string &objectName, ProfileFunctions profileFunctions);
76    /**
77     * @brief Deregister function for profile, ensure that there is a deregister after register
78     *
79     * @param id the id of profile
80     */
81    void DeregisterFunc(int32_t id);
82    /**
83     * @brief Notify Bluetooth State Change
84     */
85    void NotifyBluetoothStateChange(int32_t transport, int32_t status);
86    /**
87     * @brief check bluetooth service is on or not
88     */
89    bool IsBluetoothServiceOn();
90
91    static BluetoothProfileManager &GetInstance();
92
93private:
94    class BluetoothSystemAbility : public SystemAbilityStatusChangeStub {
95        public:
96            void OnAddSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override;
97            void OnRemoveSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override;
98    };
99
100    void SubScribeBluetoothSystemAbility();
101    void UnSubScribeBluetoothSystemAbility();
102    void RunFuncWhenBluetoothServiceStarted();
103    sptr<IRemoteObject> GetHostRemote();
104    int32_t GetValidId();
105
106    SafeMap<std::string, sptr<IRemoteObject>> profileRemoteMap_;
107    SafeMap<int32_t, ProfileIdProperty> profileIdFuncMap_;
108    std::atomic_bool isBluetoothServiceOn_ = false;
109    std::atomic_bool isNeedCheckBluetoothServiceOn_ = true;
110    sptr<BluetoothSystemAbility> bluetoothSystemAbility_ = nullptr;
111    int32_t registerValidId_ = BEGIN_ID;
112    std::mutex idMutex_;
113    std::mutex getProfileRemoteMutex_;
114    std::mutex needCheckBluetoothServiceOnMutex_;
115};
116template <typename T>
117sptr<T> GetRemoteProxy(const std::string &objectName)
118{
119    return iface_cast<T>(BluetoothProfileManager::GetInstance().GetProfileRemote(objectName));
120};
121} // namespace bluetooth
122} // namespace OHOS
123#endif // BLUETOOTH_PROFILE_MANAGER_H