WatchIndex.h

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#pragma once
#include "common/Export.h"
 
#include <cstdint>
#include <string>
#include <string_view>
#include <unordered_map>
#include <vector>
 
namespace eve::emergence {
 
class EVENGINE_API_FOUNDATION WatchIndex {
public:
    void clear();
 
    void addRule(std::uint32_t ruleIndex, const std::vector<std::string>& keys);
 
    [[nodiscard]] std::size_t collect(std::string_view key, std::vector<std::uint32_t>& out) const;
 
    [[nodiscard]] std::size_t keyCount() const noexcept { return index_.size(); }
 
private:
    std::unordered_map<std::string, std::vector<std::uint32_t>> index_;
};
 
}  // namespace eve::emergence