acl/lib_acl_cpp/include/acl_cpp/redis/redis_key.hpp

#pragma once
#include "acl_cpp/acl_cpp_define.hpp"
#include <vector>
#include "acl_cpp/stdlib/string.hpp"

namespace acl {

class redis_result;

// redis <20><><EFBFBD><EFBFBD>֧<EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD>
typedef enum
{
	REDIS_KEY_UNKNOWN,
	REDIS_KEY_NONE,
	REDIS_KEY_STRING,	// string
	REDIS_KEY_HASH,		// hash
	REDIS_KEY_LIST,		// list
	REDIS_KEY_SET,		// set
	REDIS_KEY_ZSET		// sorted set
} redis_key_t;

class redis_key
{
public:
	redis_key(redis_client& conn);
	~redis_key();

	redis_client& get_client() const
	{
		return conn_;
	}

	/**
	 * ɾ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD> KEY
	 * @return {int} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD>ĸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>
	 *  0: δɾ<EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD> KEY
	 *  -1: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 *  >0: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD>ĸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD>п<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD>ĸ<EFBFBD><EFBFBD><EFBFBD>
	 */
	int del(const char* first_key, ...) ACL_CPP_PRINTF(2, 3);
	int del(const std::vector<string>& keys);
	int del(const std::vector<char*>& keys);
	int del(const std::vector<const char*>& keys);
	int del(const std::vector<int>& keys);
	int del(const char* keys[], size_t argc);
	int del(const int keys[], size_t argc);
	int del(const char* keys[], const size_t lens[], size_t argc);
	int del(const string& req);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD>룩
	 * @param key {const char*} <EFBFBD><EFBFBD>ֵ
	 * @param n {int} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD>룩
	 * @return {int} <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>
	 *  > 0: <EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 *  0<EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڻ<EFBFBD><EFBFBD>ü<EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 *  < 0: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	int expire(const char* key, int n);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD><EFBFBD>ʣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD>룩
	 * @param key {const char*} <EFBFBD><EFBFBD>ֵ
	 * @return {int} <EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD>Ӧ<EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 *  > 0: <EFBFBD><EFBFBD> key ʣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD>룩
	 *  0<EFBFBD><EFBFBD><EFBFBD><EFBFBD> key <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڻ<EFBFBD><EFBFBD>ü<EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 *  < 0: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	int ttl(const char* key);

	/**
	 * <EFBFBD>ж<EFBFBD> KEY <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param key {const char*} KEY ֵ
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򲻴<EFBFBD><EFBFBD><EFBFBD>
	 */
	bool exists(const char* key);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD>Ĵ洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @para key {const char*} KEY ֵ
	 * @return {redis_key_t} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY <EFBFBD>Ĵ洢<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	redis_key_t type(const char* key);

private:
	redis_client& conn_;
	const redis_result* result_;
};

} // namespace acl