118 lines
3.0 KiB
C++
118 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* Copyright the Collabora Online contributors.
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*
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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/*
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* When the session is inactive, we need to record its state for a replay.
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*/
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struct RecordedEvent
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{
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private:
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int _type = 0;
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std::string _payload;
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public:
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RecordedEvent() {}
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RecordedEvent(int type, const std::string& payload)
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: _type(type)
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, _payload(payload)
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{
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}
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void setType(int type) { _type = type; }
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int getType() const { return _type; }
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void setPayload(const std::string& payload) { _payload = payload; }
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const std::string& getPayload() const { return _payload; }
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};
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class StateRecorder
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{
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private:
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bool _invalidate;
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std::unordered_map<std::string, std::string> _recordedStates;
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std::unordered_map<int, std::unordered_map<int, RecordedEvent>> _recordedViewEvents;
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std::unordered_map<int, RecordedEvent> _recordedEvents;
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std::vector<RecordedEvent> _recordedEventsVector;
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public:
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StateRecorder()
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: _invalidate(false)
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{
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}
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// TODO Remember the maximal area we need to invalidate - grow it step by step.
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void recordInvalidate() { _invalidate = true; }
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bool isInvalidate() const { return _invalidate; }
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const std::unordered_map<std::string, std::string>& getRecordedStates() const
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{
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return _recordedStates;
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}
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const std::unordered_map<int, std::unordered_map<int, RecordedEvent>>&
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getRecordedViewEvents() const
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{
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return _recordedViewEvents;
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}
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const std::unordered_map<int, RecordedEvent>& getRecordedEvents() const
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{
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return _recordedEvents;
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}
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const std::vector<RecordedEvent>& getRecordedEventsVector() const
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{
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return _recordedEventsVector;
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}
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void recordEvent(const int type, const std::string& payload)
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{
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_recordedEvents[type] = RecordedEvent(type, payload);
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}
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void recordViewEvent(const int viewId, const int type, const std::string& payload)
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{
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_recordedViewEvents[viewId][type] = { type, payload };
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}
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void recordState(const std::string& name, const std::string& value)
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{
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_recordedStates[name] = value;
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}
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/// In the case we need to remember all the events that come, not just
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/// the final state.
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void recordEventSequence(const int type, const std::string& payload)
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{
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_recordedEventsVector.emplace_back(type, payload);
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}
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void dumpState(std::ostream&)
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{
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// TODO: the rest ...
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}
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void clear()
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{
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_invalidate = false;
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_recordedEvents.clear();
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_recordedViewEvents.clear();
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_recordedStates.clear();
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_recordedEventsVector.clear();
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}
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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