account_by_key_api.cpp

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#include <scorum/account_by_key/account_by_key_api.hpp>
#include <scorum/account_by_key/account_by_key_objects.hpp>
 
namespace scorum {
namespace account_by_key {
 
namespace detail {
 
class account_by_key_api_impl
{
public:
    account_by_key_api_impl(scorum::app::application& app)
        : _app(app)
    {
    }
 
    std::vector<std::vector<account_name_type>> get_key_references(std::vector<public_key_type>& keys) const;
 
    scorum::app::application& _app;
};
 
std::vector<std::vector<account_name_type>>
account_by_key_api_impl::get_key_references(std::vector<public_key_type>& keys) const
{
    std::vector<std::vector<account_name_type>> final_result;
    final_result.reserve(keys.size());
 
    const auto& key_idx = _app.chain_database()->get_index<key_lookup_index>().indices().get<by_key>();
 
    for (auto& key : keys)
    {
        std::vector<account_name_type> result;
        auto lookup_itr = key_idx.lower_bound(key);
 
        while (lookup_itr != key_idx.end() && lookup_itr->key == key)
        {
            result.push_back(lookup_itr->account);
            ++lookup_itr;
        }
 
        final_result.emplace_back(std::move(result));
    }
 
    return final_result;
}
 
} // detail
 
account_by_key_api::account_by_key_api(const scorum::app::api_context& ctx)
{
    my = std::make_shared<detail::account_by_key_api_impl>(ctx.app);
}
 
void account_by_key_api::on_api_startup()
{
}
 
std::vector<std::vector<account_name_type>>
account_by_key_api::get_key_references(std::vector<public_key_type> keys) const
{
    return my->_app.chain_database()->with_read_lock([&]() { return my->get_key_references(keys); });
}
}
} // scorum::account_by_key