54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
#include <GroupState.h>
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#include <GroupStateCache.h>
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#include <GroupStatePersistence.h>
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#ifndef _GROUP_STATE_STORE_H
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#define _GROUP_STATE_STORE_H
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class GroupStateStore {
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public:
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GroupStateStore(const size_t maxSize, const size_t flushRate);
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/*
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* Returns the state for the given BulbId. If accessing state for a valid device
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* (i.e., NOT group 0) and no state exists, its state will be initialized with a
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* default.
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*
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* Otherwise, we return NULL.
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*/
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GroupState* get(const BulbId& id);
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GroupState* get(const uint16_t deviceId, const uint8_t groupId, const MiLightRemoteType deviceType);
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/*
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* Sets the state for the given BulbId. State will be marked as dirty and
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* flushed to persistent storage.
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*/
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GroupState* set(const BulbId& id, const GroupState& state);
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GroupState* set(const uint16_t deviceId, const uint8_t groupId, const MiLightRemoteType deviceType, const GroupState& state);
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void clear(const BulbId& id);
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/*
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* Flushes all states to persistent storage. Returns true iff anything was
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* flushed.
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*/
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bool flush();
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/*
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* Flushes at most one dirty state to persistent storage. Rate limit
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* specified by Settings.
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*/
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void limitedFlush();
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private:
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GroupStateCache cache;
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GroupStatePersistence persistence;
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LinkedList<BulbId> evictedIds;
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const size_t flushRate;
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unsigned long lastFlush;
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void trackEviction();
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};
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#endif
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