#pragma once
#include <drogon/utils/coroutine.h>
#include <drogon/nosql/RedisClient.h>

template <typename T>
T fromString(const std::string &);

template <typename T>
std::string toString(const T &);

template <typename T>
drogon::Task<T> getFromCache(
    const std::string &key,
    const drogon::nosql::RedisClientPtr &client) noexcept(false)
{
    auto value = co_await client->execCommandCoro("get %s", key.data());
    co_return fromString<T>(value.asString());
}

template <typename T>
drogon::Task<> updateCache(
    const std::string &key,
    T &&value,
    const drogon::nosql::RedisClientPtr &client) noexcept(false)
{
    std::string vstr = toString(std::forward<T>(value));
    co_await client->execCommandCoro("set %s %s", key.data(), vstr.data());
}