cs_AssetFiltering.h

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/*
 * Author: Crownstone Team
 * Copyright: Crownstone (https://crownstone.rocks)
 * Date: May 7, 2021
 * License: LGPLv3+, Apache License 2.0, and/or MIT (triple-licensed)
 */
 
#pragma once
 
#include <common/cs_Component.h>
#include <events/cs_EventListener.h>
#include <localisation/cs_AssetFilterStore.h>
#include <localisation/cs_AssetFilterSyncer.h>
#include <localisation/cs_AssetForwarder.h>
#include <localisation/cs_AssetHandler.h>
#include <localisation/cs_NearestCrownstoneTracker.h>
#include <util/cs_Utils.h>
 
class AssetFiltering : public EventListener, public Component {
public:
    cs_ret_code_t init();
 
    bool isInitialized();
 
protected:
    virtual std::vector<Component*> getChildren() override;
 
private:
    AssetFilterStore* _filterStore   = nullptr;
    AssetFilterSyncer* _filterSyncer = nullptr;
    AssetForwarder* _assetForwarder  = nullptr;
    AssetStore* _assetStore          = nullptr;
 
#if BUILD_CLOSEST_CROWNSTONE_TRACKER == 1
    NearestCrownstoneTracker* _nearestCrownstoneTracker = nullptr;
#endif
 
    // Keeps up the init state of this class.
    enum class AssetFilteringState {
        NONE,         // Nothing happened yet.
        INIT_FAILED,  // Init failed.
        INIT_SUCCESS  // Init was successful.
    };
    AssetFilteringState _initState = AssetFilteringState::NONE;
 
    cs_ret_code_t initInternal();
 
    // --------- Processing of accepted Assest ---------------
 
    void handleScannedDevice(const scanned_device_t& asset);
 
    bool checkIfFilterAccepts(uint8_t filterIndex, const scanned_device_t& device);
 
    void handleAcceptedAsset(uint8_t filterIndex, AssetFilter filter, const scanned_device_t& asset);
 
    void handleAcceptedAssetOutputMac(uint8_t filterId, AssetFilter filter, const scanned_device_t& asset);
    void handleAcceptedAssetOutputAssetId(uint8_t filterId, AssetFilter filter, const scanned_device_t& asset);
    void handleAcceptedAssetOutputAssetIdNearest(uint8_t filterId, AssetFilter filter, const scanned_device_t& asset);
 
    bool isAssetRejected(const scanned_device_t& device);
 
public:
    void handleEvent(event_t& evt);
};