29 lines
767 B
C++
29 lines
767 B
C++
#pragma once
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#include <drogon/utils/coroutine.h>
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#include <drogon/nosql/RedisClient.h>
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template <typename T>
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T fromString(const std::string &);
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template <typename T>
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std::string toString(const T &);
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template <typename T>
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drogon::Task<T> getFromCache(
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const std::string &key,
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const drogon::nosql::RedisClientPtr &client) noexcept(false)
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{
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auto value = co_await client->execCommandCoro("get %s", key.data());
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co_return fromString<T>(value.asString());
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}
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template <typename T>
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drogon::Task<> updateCache(
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const std::string &key,
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T &&value,
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const drogon::nosql::RedisClientPtr &client) noexcept(false)
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{
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std::string vstr = toString(std::forward<T>(value));
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co_await client->execCommandCoro("set %s %s", key.data(), vstr.data());
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}
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