flag_store.hpp

#pragma once
 
#include <mutex>
#include <string>
#include <unordered_map>
 
#include "../data_sources/data_source_update_sink.hpp"
#include "context_index.hpp"
 
#include <launchdarkly/persistence/persistence.hpp>
 
namespace launchdarkly::client_side::flag_manager {
 
class FlagStore {
   public:
    void Init(std::unordered_map<std::string, ItemDescriptor> const& data);
    void Upsert(std::string const& key, ItemDescriptor item);
 
    std::shared_ptr<ItemDescriptor> Get(std::string const& flag_key) const;
 
    std::unordered_map<std::string, std::shared_ptr<ItemDescriptor>> GetAll()
        const;
 
   private:
    void UpdateData(
        std::unordered_map<std::string, ItemDescriptor> const& data);
 
    std::unordered_map<std::string, std::shared_ptr<ItemDescriptor>> data_;
    mutable std::mutex data_mutex_;
};
 
}  // namespace launchdarkly::client_side::flag_manager