hikyuu2/hikyuu_cpp/hikyuu/Stock.h

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/*
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* Stock.h
*
* Created on: 2011-11-9
* Author: fasiondog
*/
#pragma once
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#ifndef STOCK_H_
#define STOCK_H_
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#include <shared_mutex>
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#include "StockWeight.h"
#include "KQuery.h"
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#include "TimeLineRecord.h"
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#include "TransRecord.h"
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namespace hku {
class HKU_API StockManager;
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class KDataDriverConnect;
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template <class DriverConnectT>
class DriverConnectPool;
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typedef DriverConnectPool<KDataDriverConnect> KDataDriverConnectPool;
typedef shared_ptr<KDataDriverConnectPool> KDataDriverConnectPoolPtr;
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class HKU_API KData;
class HKU_API Parameter;
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/**
* Stock基类Application中一般使用StockPtr进行操作
* @ingroup StockManage
*/
class HKU_API Stock {
friend class StockManager;
private:
static const string default_market;
static const string default_code;
static const string default_market_code;
static const string default_name;
static const uint32_t default_type;
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static const bool default_valid;
static const Datetime default_startDate;
static const Datetime default_lastDate;
static const price_t default_tick;
static const price_t default_tickValue;
static const price_t default_unit;
static const int default_precision;
static const size_t default_minTradeNumber;
static const size_t default_maxTradeNumber;
public:
Stock();
Stock(const Stock&);
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Stock(Stock&&);
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Stock(const string& market, const string& code, const string& name);
Stock(const string& market, const string& code, const string& name, uint32_t type, bool valid,
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const Datetime& startDate, const Datetime& lastDate);
Stock(const string& market, const string& code, const string& name, uint32_t type, bool valid,
const Datetime& startDate, const Datetime& lastDate, price_t tick, price_t tickValue,
int precision, size_t minTradeNumber, size_t maxTradeNumber);
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virtual ~Stock();
Stock& operator=(const Stock&);
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Stock& operator=(Stock&&);
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bool operator==(const Stock&) const;
bool operator!=(const Stock&) const;
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/**
* idmap的键值使用id实际为m_data的内存地址
* @note stockid
*/
uint64_t id() const;
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/** 获取所属市场简称,市场简称是市场的唯一标识 */
const string& market() const;
/** 获取证券代码 */
const string& code() const;
/** 市场简称+证券代码,如: sh000001 */
const string& market_code() const;
/** 获取证券名称 */
const string& name() const;
/** 获取证券类型 */
uint32_t type() const;
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/** 该证券当前是否有效 */
bool valid() const;
/** 获取证券起始日期 */
Datetime startDatetime() const;
/** 获取证券最后日期 */
Datetime lastDatetime() const;
/** 获取最小跳动量 */
price_t tick() const;
/** 最小跳动量价值 */
price_t tickValue() const;
/** 每单位价值 = tickValue / tick */
price_t unit() const;
/** 获取价格精度 */
int precision() const;
/** 获取最小交易数量同minTradeNumber */
double atom() const;
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/** 获取最小交易数量 */
double minTradeNumber() const;
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/** 获取最大交易量 */
double maxTradeNumber() const;
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/**
* [start,end)
* @param start
* @param end
* @return
*/
StockWeightList getWeight(const Datetime& start = Datetime::min(),
const Datetime& end = Null<Datetime>()) const;
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/** 获取不同类型K线数据量 */
size_t getCount(KQuery::KType dataType = KQuery::DAY) const;
/** 获取指定日期时刻的市值,即小于等于指定日期的最后一条记录的收盘价 */
price_t getMarketValue(const Datetime&, KQuery::KType) const;
/**
* KQuery指定的条件K线位置范围
* @param query [in]
* @param out_start [out] K线起始范围
* @param out_end [out] K线结束范围
* @return true | false
*/
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bool getIndexRange(const KQuery& query, size_t& out_start, size_t& out_end) const;
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/** 获取指定索引的K线数据记录未作越界检查 */
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KRecord getKRecord(size_t pos, const KQuery::KType& dataType = KQuery::DAY) const;
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/** 根据数据类型(日线/周线等获取指定日期的KRecord */
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KRecord getKRecord(const Datetime&, const KQuery::KType& ktype = KQuery::DAY) const;
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/** 获取K线数据 */
KData getKData(const KQuery&) const;
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/**
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* KRecordList使
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* @note
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* @param query
*/
KRecordList getKRecordList(const KQuery& query) const;
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/** 获取日期列表 */
DatetimeList getDatetimeList(const KQuery& query) const;
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/** 获取分时线 */
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TimeLineList getTimeLineList(const KQuery& query) const;
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/** 获取历史分笔数据 */
TransList getTransList(const KQuery& query) const;
/**
*
*/
Parameter getFinanceInfo() const;
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/**
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*
* @param date 0331063009301231 Datetime(201109300000)
*/
PriceList getHistoryFinanceInfo(const Datetime& date) const;
/** 设置权息信息, 仅供初始化时调用 */
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void setWeightList(const StockWeightList&);
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/**
*
* @param time
*/
bool isTransactionTime(Datetime time);
/** 设置K线数据驱动 */
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void setKDataDriver(const KDataDriverConnectPoolPtr& kdataDriver);
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/** 获取K线驱动*/
KDataDriverConnectPoolPtr getKDataDirver() const;
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/**
* K线数据做自身缓存
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* @note
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*/
void loadKDataToBuffer(KQuery::KType);
/** 释放对应的K线缓存 */
void releaseKDataBuffer(KQuery::KType);
/** 指定类型的K线数据是否被缓存 */
bool isBuffer(KQuery::KType) const;
/** 是否为Null */
bool isNull() const;
/** 临时函数只用于更新缓存中的K线数据 **/
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void realtimeUpdate(KRecord, KQuery::KType ktype = KQuery::DAY);
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/** 仅用于python的__str__ */
string toString() const;
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private:
bool _getIndexRangeByIndex(const KQuery&, size_t& out_start, size_t& out_end) const;
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// 以下函数属于基础操作添加了读锁
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size_t _getCountFromBuffer(KQuery::KType ktype) const;
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KRecord _getKRecordFromBuffer(size_t pos, const KQuery::KType& ktype) const;
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KRecordList _getKRecordListFromBuffer(size_t start_ix, size_t end_ix,
KQuery::KType ktype) const;
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bool _getIndexRangeByDateFromBuffer(const KQuery&, size_t&, size_t&) const;
private:
struct HKU_API Data;
shared_ptr<Data> m_data;
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KDataDriverConnectPoolPtr m_kdataDriver;
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};
struct HKU_API Stock::Data {
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string m_market; // 所属的市场简称
string m_code; // 证券代码
string m_market_code; // 市场简称证券代码
string m_name; // 证券名称
uint32_t m_type; // 证券类型
bool m_valid; // 当前证券是否有效
Datetime m_startDate; // 证券起始日期
Datetime m_lastDate; // 证券最后日期
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StockWeightList m_weightList; // 权息信息列表
std::mutex m_weight_mutex;
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price_t m_tick;
price_t m_tickValue;
price_t m_unit;
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int m_precision;
double m_minTradeNumber;
double m_maxTradeNumber;
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unordered_map<string, KRecordList*> pKData;
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unordered_map<string, std::shared_mutex*> pMutex;
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Data();
Data(const string& market, const string& code, const string& name, uint32_t type, bool valid,
const Datetime& startDate, const Datetime& lastDate, price_t tick, price_t tickValue,
int precision, double minTradeNumber, double maxTradeNumber);
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virtual ~Data();
};
/**
* Stock信息Stock(market, code, name, type, valid, startDatetime, lastDatetime)
* @ingroup StockManage
*/
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HKU_API std::ostream& operator<<(std::ostream& os, const Stock& stock);
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/** @ingroup StockManage */
typedef vector<Stock> StockList;
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/**
* StockStockManager使StockManager对象
* @param querystr "sh000001"
* @return Null<Stock>()
* @ingroup StockManage
*/
Stock HKU_API getStock(const string& querystr);
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/* 用于将Stock实例作为map的key一般建议使用stock.id做键值
* map还要利用拷贝构造函数 */
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bool operator<(const Stock& s1, const Stock& s2);
inline bool operator<(const Stock& s1, const Stock& s2) {
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return s1.id() < s2.id();
}
inline uint64_t Stock::id() const {
return isNull() ? 0 : (int64_t)m_data.get();
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}
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inline bool Stock::operator!=(const Stock& stock) const {
return !(*this == stock);
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}
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} // namespace hku
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namespace std {
template <>
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class hash<hku::Stock> {
public:
size_t operator()(hku::Stock const& stk) const noexcept {
return stk.id(); // or use boost::hash_combine
}
};
} // namespace std
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#if FMT_VERSION >= 90000
template <>
struct fmt::formatter<hku::Stock> : ostream_formatter {};
#endif
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#endif /* STOCK_H_ */