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cpp_zset_client.hpp
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492 lines (397 loc) · 15.8 KB
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#ifndef cpp_zset_client_h__
#define cpp_zset_client_h__
#include "client_interface.hpp"
namespace cpp_redis {
class zset_client :public client {
public:
zset_client() = default;
virtual ~zset_client() {
}
//score 只能为double,int float
int zset_add(std::vector<std::string>&&keys) {
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::zset_add),std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code()!= status::int_result_&&
res->get_result_code() != status::status_){
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
virtual std::string zset_score(std::string&& key,std::string&& member)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_score), std::forward<std::string>(key),std::forward<std::string>(member));
if (!socket_->send_msg(std::move(msg))) {
return "";
}
const auto res = socket_->get_responese();
if (res->get_result_code()!=status::results_&&
res->get_result_code() != status::status_){
return "";
}
const auto results = res->get_results();
if (results.empty()){
return "";
}
return ((results[0] == g_nil) ? "" :std::move(results[0]));
}
virtual std::string zset_incrby(std::string&& key,std::string&& increment,std::string&& member)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_incrby),std::forward<std::string>(key),
std::forward<std::string>(increment),std::forward<std::string>(member));
if (!socket_->send_msg(std::move(msg))) {
return "";
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return "";
}
const auto results = res->get_results();
if (results.empty()) {
return "";
}
return ((results[0] == g_nil) ? "" : std::move(results[0]));
}
virtual int zset_card(std::string&& key)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_card), std::forward<std::string>(key));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
virtual int zset_count(std::string&& key, std::string&& min, std::string&& max)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_count),
std::forward<std::string>(key),std::forward<std::string>(min), std::forward<std::string>(max));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
//可以通过使用 WITHSCORES 选项，来让成员和它的 score 值一并返回，
//返回列表以 value1, score1, ..., valueN, scoreN 的格式表示。
//客户端库可能会返回一些更复杂的数据类型，比如数组、元组等。
//递增排列
virtual std::vector <std::string> zset_range(std::string&& key, std::string&& begin, std::string&& end,bool with_scores)
{
check_args();
std::string msg;
if (with_scores){
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_range), std::forward<std::string>(key),
std::forward<std::string>(begin), std::forward<std::string>(end),"WITHSCORES"); //WITHSCORES 选项
}else{
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_range), std::forward<std::string>(key),
std::forward<std::string>(begin), std::forward<std::string>(end)); //WITHSCORES 选项
}
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code()!= status::results_&&
res->get_result_code() != status::status_){
return {} ;
}
return std::move(res->get_results());
}
//可以通过使用 WITHSCORES 选项，来让成员和它的 score 值一并返回，
//返回列表以 value1, score1, ..., valueN, scoreN 的格式表示。
//客户端库可能会返回一些更复杂的数据类型，比如数组、元组等。
//递减排列
virtual std::vector <std::string> zset_revrange(std::string&& key, std::string&& begin, std::string&& end, bool with_scores)
{
check_args();
std::string msg;
if (with_scores) {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_revrange), std::forward<std::string>(key),
std::forward<std::string>(begin), std::forward<std::string>(end), "WITHSCORES"); //WITHSCORES 选项
}
else {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_revrange), std::forward<std::string>(key),
std::forward<std::string>(begin), std::forward<std::string>(end)); //WITHSCORES 选项
}
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return {} ;
}
return std::move(res->get_results());
}
//求区间内的score
virtual std::vector <std::string> zset_range_score(std::string&& key, std::string&& min, std::string&& max,
bool with_scores, bool limit, std::string&& limit_min, std::string &&limit_max)
{
check_args();
std::string msg;
if (with_scores) {
if (limit){
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_range_score), std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max), "WITHSCORES", "LIMIT",//WITHSCORES 选项
std::forward<std::string>(limit_min), std::forward<std::string>(limit_max));//limit表示范围
}else{
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_range_score), std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max), "WITHSCORES"); //WITHSCORES 选项
}
}else {
if (limit) {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_range_score), std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max), "LIMIT",
std::forward<std::string>(limit_min), std::forward<std::string>(limit_max));//limit表示范围
}else {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_range_score), std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max));
}
}
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return {} ;
}
return std::move(res->get_results());
}
virtual std::vector <std::string> zset_revrange_score(std::string&& key, std::string&& max, std::string&& min,
bool with_scores, bool limit, std::string&& limit_min, std::string&& limit_max)
{
check_args();
std::string msg;
if (with_scores) {
if (limit) {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rerange_score), std::forward<std::string>(key),
std::forward<std::string>(max), std::forward<std::string>(min), "WITHSCORES", "LIMIT",//WITHSCORES 选项
std::forward<std::string>(limit_min), std::forward<std::string>(limit_max));//limit表示范围
}else {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rerange_score), std::forward<std::string>(key),
std::forward<std::string>(max), std::forward<std::string>(min), "WITHSCORES"); //WITHSCORES 选项
}
}
else {
if (limit) {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rerange_score), std::forward<std::string>(key),
std::forward<std::string>(max), std::forward<std::string>(min), "LIMIT",
std::forward<std::string>(limit_min), std::forward<std::string>(limit_max));//limit表示范围
}else {
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rerange_score), std::forward<std::string>(key),
std::forward<std::string>(max), std::forward<std::string>(min));
}
}
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_&&
res->get_result_code() != status::status_) {
return {};
}
return std::move(res->get_results());
}
//升序，从0开始
virtual int zset_rank(std::string&& key, std::string&& member)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rank),std::forward<std::string>(key),std::forward<std::string>(member));
if (!socket_->send_msg(std::move(msg))) {
return -1;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return -1;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : -1);
}
//降序，从0开始，到从大的开始排
virtual int zset_revrank(std::string&& key, std::string&& member)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_revrank),std::forward<std::string>(key),std::forward<std::string>(member));
if (!socket_->send_msg(std::move(msg))) {
return -1;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return -1;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : -1);
}
virtual bool zset_rem(std::vector<std::string>&&keys)
{
check_args();
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::zset_rem),std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return false;
}
const auto res = socket_->get_responese();
if (res->get_result_code() !=status::int_result_&&
res->get_result_code() != status::status_){
return false;
}
const auto results = res->get_int_results();
if (results.empty()){
return false;
}
return results[0]>0 ?true:false;
}
//移除有序集 key 中，指定排名(rank)区间内的所有成员
virtual int zset_remrangeby_rank(std::string&& key, std::string&& begin, std::string&& end)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_remrangeby_rank),std::forward<std::string>(key),std::forward<std::string>(begin),
std::forward<std::string>(end));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return false;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
virtual int zset_remrangebyscore(std::string&& key, std::string&& min, std::string&& max)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_remrangebyscore), std::forward<std::string>(key), std::forward<std::string>(min),
std::forward<std::string>(max));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_&&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
virtual int zset_union_store(std::vector<std::string>&& keys, aggregate_mothod mothod)
{
if (mothod >aggregate_mothod::agg_none &&
mothod <=aggregate_mothod::agg_max) {
keys.emplace_back("AGGREGATE");
keys.emplace_back(request_->get_aggregate_mothod(mothod));
}
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::zset_union_store),
std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_ &&
res->get_result_code() != status::status_){
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
virtual int zset_inter_store(std::vector<std::string>&& keys, aggregate_mothod mothod)
{
if (mothod > aggregate_mothod::agg_none&&
mothod <= aggregate_mothod::agg_max) {
keys.emplace_back("AGGREGATE");
keys.emplace_back(request_->get_aggregate_mothod(mothod));
}
std::string msg = request_->req_n_keys(request_->get_cmd(redis_cmd::zset_inter_store),
std::forward<std::vector<std::string>>(keys));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_ &&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
/**************************************************************以下几个接口不常用************************************************************************/
//合法的 min 和 max 参数必须包含(或者[， 其中(表示开区间（指定的值不会被包含在范围之内）， 而[则表示闭区间（指定的值会被包含在范围之内）。
//特殊值 + 和 - 在 min 参数以及 max 参数中具有特殊的意义， 其中 + 表示正无限， 而 - 表示负无限。
//因此， 向一个所有成员的分值都相同的有序集合发送命令 ZRANGEBYLEX <zset> -+， 命令将返回有序集合中的所有元素。
virtual std::vector <std::string> zset_rangebylex(std::string&& key, std::string&& min,
std::string&& max, bool limit, std::string&& limit_min, std::string&& limit_max)
{
check_args();
std::string msg;
if (limit){
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rangebylex), std::forward<std::string>(key),
std::forward<std::string>(min),std::forward<std::string>(max),std::forward<std::string>(limit_min),std::forward<std::string>(limit_max));
}else{
msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_rangebylex), std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max));
}
if (!socket_->send_msg(std::move(msg))) {
return {};
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::results_ &&
res->get_result_code() != status::status_) {
return {};
}
return std::move(res->get_results());
}
virtual int zset_lexcount(std::string&& key, std::string&& min, std::string&& max)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_lexcount),std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_ &&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ?results[0]: 0);
}
virtual int zset_remrangebylex(std::string&& key, std::string&& min, std::string&& max)
{
check_args();
std::string msg = request_->req_n_key(request_->get_cmd(redis_cmd::zset_remrangebylex), std::forward<std::string>(key),
std::forward<std::string>(min), std::forward<std::string>(max));
if (!socket_->send_msg(std::move(msg))) {
return 0;
}
const auto res = socket_->get_responese();
if (res->get_result_code() != status::int_result_ &&
res->get_result_code() != status::status_) {
return 0;
}
const auto results = res->get_int_results();
return ((!results.empty()) ? results[0] : 0);
}
};
}//cpp_redis
#endif // cpp_zset_client_h__