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 CONFERENCE_BASE_H
17#define CONFERENCE_BASE_H
18
19#include <unistd.h>
20#include <cstdio>
21#include <cstdlib>
22#include <set>
23#include <memory>
24#include <mutex>
25
26#include "call_manager_inner_type.h"
27
28namespace OHOS {
29namespace Telephony {
30constexpr uint16_t CS_CONFERENCE_MIN_CALLS_CNT = 2;
31constexpr uint16_t CS_CONFERENCE_MAX_CALLS_CNT = 5;
32
33enum ConferenceState {
34    CONFERENCE_STATE_IDLE = 0,
35    CONFERENCE_STATE_CREATING,
36    CONFERENCE_STATE_HOLDING,
37    CONFERENCE_STATE_ACTIVE,
38    CONFERENCE_STATE_LEAVING,
39};
40
41class ConferenceBase {
42public:
43    ConferenceBase();
44    virtual ~ConferenceBase();
45    int32_t GetMainCall(); // get host call id
46    int32_t SetMainCall(int32_t callId);
47    ConferenceState GetConferenceState();
48    void SetConferenceState(ConferenceState state);
49    virtual int32_t JoinToConference(int32_t callId) = 0;
50    virtual int32_t LeaveFromConference(int32_t callId) = 0;
51    virtual int32_t HoldConference(int32_t callId) = 0;
52    virtual int32_t CanCombineConference() = 0;
53    virtual int32_t CanSeparateConference() = 0;
54    virtual int32_t CanKickOutFromConference() = 0;
55    int32_t GetSubCallIdList(
56        int32_t callId, std::vector<std::u16string> &callIdList); // get participant list except host
57    std::set<int32_t> GetSubCallIdList();
58    int32_t GetCallIdListForConference(
59        int32_t callId, std::vector<std::u16string> &callIdList); // get participant list besides host
60    ConferenceState GetOldConferenceState();
61    void SetOldConferenceState(ConferenceState state);
62    int32_t IsConferenceCallForMutiSim(int32_t callId);
63
64protected:
65    int32_t mainCallId_;
66    ConferenceState state_;
67    ConferenceState oldState_;
68    std::set<int32_t> subCallIdSet_;
69    std::mutex conferenceMutex_;
70    time_t beginTime_;
71    CallType conferenceType_;
72};
73} // namespace Telephony
74} // namespace OHOS
75
76#endif
77