TimerableService_V1.h

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// Copyright 2024 libsese
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
 
#pragma once
 
#include "sese/event/Event.h"
 
#include <list>
#include <map>
 
namespace sese::service::v1 {
 
struct TimeoutEvent {
    int fd{0};
    uint64_t exceptTimestamp{0};
    void *data{nullptr};
};
 
class TimerableService : public event::EventLoop {
public:
    ~TimerableService() override;
 
    bool init() override;
 
    void dispatch(uint32_t timeout) override;
 
public:
    virtual void onTimeout(TimeoutEvent *timeout_event);
 
    TimeoutEvent *createTimeoutEvent(int fd, void *data, uint64_t seconds);
 
    void setTimeoutEvent(TimeoutEvent *timeout_event, uint64_t seconds);
 
    TimeoutEvent *getTimeoutEventByFd(int fd);
 
    void cancelTimeoutEvent(TimeoutEvent *timeout_event);
 
    void freeTimeoutEvent(TimeoutEvent *timeout_event);
 
private:
    uint64_t startTimestamp{0};
 
    std::map<int, TimeoutEvent *> timeoutMap;
    std::list<TimeoutEvent *> timeoutTable[60]{};
};
 
} // namespace sese::service