cache

package
v0.3.0 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Oct 13, 2023 License: Apache-2.0 Imports: 12 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// DefaultDataProvider 默认数据提供者
	DefaultDataProvider = "engine"
)
View Source 
const (
	TDX_FORMAT_PROTOCOL_DATE = "20060102"
)
View Source 
const (
	UseGoroutine = false // 更新和修复数据是否启用协程
)

Variables

View Source 
var (
	ErrAlreadyExists = errors.New("plugin is already exists")
)

Functions

func CacheId 

func CacheId(code string) string

CacheId 通过代码构建目录结构

func CacheIdPath 

func CacheIdPath(code string) string

CacheIdPath code从后保留3位, 市场缩写+从头到倒数第3的代码, 确保每个目录只有000~999个代码

func CorrectDate added in v0.1.5 

func CorrectDate(date string) (cacheDate, resourcesDate string)

CorrectDate 校正日期

func DefaultCanReadDate added in v0.1.5 

func DefaultCanReadDate() string

DefaultCanReadDate 获取默认可以读缓存文件的日期

func DefaultCanUpdateDate added in v0.1.5 

func DefaultCanUpdateDate() string

DefaultCanUpdateDate 获取默认可以更新缓存文件的日期

func GetConfigFilename 

func GetConfigFilename() string

GetConfigFilename 获取配置文件路径

func GetDayPath 

func GetDayPath() string

GetDayPath 历史数据-日线缓存路径

func GetFeaturesPath 

func GetFeaturesPath() string

GetFeaturesPath 获取特征路径

func GetFundFlowPath 

func GetFundFlowPath() string

GetFundFlowPath 资金流向目录

func GetHoldingPath 

func GetHoldingPath() string

GetHoldingPath 十大流通股股东数据路径

func GetInfoPath added in v0.1.5 

func GetInfoPath() string

GetInfoPath 信息路径

func GetLoggerPath 

func GetLoggerPath() string

GetLoggerPath 获取日志路径

func GetMetaPath 

func GetMetaPath() string

GetMetaPath 元数据路径

func GetQuarterlyPath deprecated added in v0.1.5 

func GetQuarterlyPath() string

GetQuarterlyPath 季报路径 

Deprecated: 不推荐

func GetRootPath 

func GetRootPath() string

GetRootPath 获取缓存根路径

func GetSnapshotPath 

func GetSnapshotPath() string

GetSnapshotPath 快照路径

func GetTickPath 

func GetTickPath() string

GetTickPath tick数据路径

func GetVariablePath 

func GetVariablePath() string

GetVariablePath 获取VAR路径

func GetXdxrPath 

func GetXdxrPath() string

GetXdxrPath 除权除息文件存储路径

func GetZxgFile added in v0.2.3 

func GetZxgFile() string

GetZxgFile 自选股文件路径

func KLineFilename 

func KLineFilename(code string) string

KLineFilename 基础K线缓存路径

func QuarterlyReportFilename added in v0.1.5 

func QuarterlyReportFilename(code, date string) string

QuarterlyReportFilename 季报存储路径 

info
  |-- YYYYQ1
        |--  sh600105.report
  |-- YYYYQ2
  |-- YYYYQ3
  |-- YYYYQ4
Deprecated: 不推荐使用

func Register added in v0.1.7 

func Register(plugin DataPlugin) error

Register 注册插件

func ReportsFilename added in v0.1.5 

func ReportsFilename(date string) string

ReportsFilename 报告数据文件名

func Reset 

func Reset()

Reset 重置日志记录器

func TickFilename added in v0.2.0 

func TickFilename(code, date string) string

TickFilename tick文件比较多, 目录结构${tick}/${YYYY}/${YYYYMMDD}/${CacheIdPath}

func Top10HoldersFilename added in v0.1.5 

func Top10HoldersFilename(code, date string) string

Top10HoldersFilename 前十大流通股股东缓存文件名

func XdxrFilename 

func XdxrFilename(code string) string

XdxrFilename XDXR缓存路径

Types

type DataItem added in v0.1.7 

type DataItem interface {
	GetDate() string         // 日期
	GetSecurityCode() string // 证券代码
}

DataItem 单行数据

type DataPlugin added in v0.1.7 

type DataPlugin interface {
	// Provider 数据提供者
	Provider() string
	// Kind 优先级排序字段, 潜在的依赖关系
	Kind() Kind
	// Key 字符串关键词
	Key() string
	// Usage 控制台参数提示信息
	Usage() string
	// Init 初始化, 加载配置信息
	Init(barIndex *int, date string) error
	// Check 数据校验
	Check(cacheDate, featureDate string)
	// Print 控制台输出指定日期的数据
	Print(code string, date ...string)
}

DataPlugin 数据插件

func Plugins added in v0.1.7 

func Plugins(mask ...Kind) (list []DataPlugin)

Plugins 按照类型标志位捡出数据插件

func PluginsWithName added in v0.2.0 

func PluginsWithName(pluginType Kind, keywords ...string) (list []DataPlugin)

type Depend added in v0.1.7 

type Depend interface {
	DependOn() []Kind
}

type Handover added in v0.1.7 

type Handover interface {
	// ChangingOverDate 缓存数据转换日期
	//	数据集等基础数据不需要切换日期
	ChangingOverDate(date string)
}

Handover 缓存切换接口

type Kind added in v0.1.7 

type Kind = uint64
const (
	PluginMaskBaseData Kind = 0x1000000000000000
	PluginMaskFeature  Kind = 0x2000000000000000
)

type OpKind added in v0.2.7 

type OpKind int
const (
	OpUpdate OpKind = iota + 1 // 更新
	OpRepair                   // 修复
	OpIncr                     // 增量
)

type Quant1XConfig 

type Quant1XConfig struct {
	BaseDir string `json:"basedir"`
}

Quant1XConfig Quant1X基础配置

type SecurityFeature added in v0.2.0 

type SecurityFeature struct {
	Date           string  `json:"Date" array:"0" name:"日期" dataframe:"date,string"`
	Open           float64 `json:"Open" array:"1" name:"开盘" dataframe:"open,float64"`
	Close          float64 `json:"Close" array:"2" name:"收盘" dataframe:"close,float64"`
	High           float64 `json:"High" array:"3" name:"最高" dataframe:"high,float64"`
	Low            float64 `json:"Low" array:"4" name:"最低" dataframe:"low,float64"`
	Volume         int64   `json:"Volume" array:"5" name:"成交量" dataframe:"volume,int64"`
	Amount         float64 `json:"Amount" array:"6" name:"成交额" dataframe:"amount,float64"`
	Up             int     `json:"Up" array:"7" name:"上涨家数" dataframe:"up,int64"`
	Down           int     `json:"Down" array:"8" name:"下跌家数" dataframe:"down,int64"`
	LastClose      float64 `json:"LastClose" array:"9" name:"昨收" dataframe:"last_close,float64"`
	ChangeRate     float64 `json:"ChangeRate" array:"10" name:"涨跌幅" dataframe:"change_rate,float64"`
	OpenVolume     int64   `json:"OpenVolume" array:"11" name:"开盘量" dataframe:"open_volume,int64"`
	OpenTurnZ      float64 `json:"OpenTurnZ" array:"12" name:"开盘换手z" dataframe:"open_turnz,float64"`
	OpenUnmatched  int64   `json:"OpenUnmatched" array:"13" name:"开盘未匹配" dataframe:"open_unmatched,int64"`
	CloseVolume    int64   `json:"CloseVolume" array:"14" name:"收盘量" dataframe:"close_volume,int64"`
	CloseTurnZ     float64 `json:"CloseTurnZ" array:"15" name:"收盘换手z" dataframe:"close_turnz,float64"`
	CloseUnmatched int64   `json:"CloseUnmatched" array:"16" name:"收盘未匹配" dataframe:"close_unmatched,int64"`
	InnerVolume    int64   `json:"InnerVolume" array:"17" name:"内盘" dataframe:"inner_volume,int64"`
	OuterVolume    int64   `json:"OuterVolume" array:"18" name:"外盘" dataframe:"outer_volume,int64"`
	InnerAmount    float64 `json:"InnerAmount" array:"19" name:"流出金额" dataframe:"inner_amount,float64"`
	OuterAmount    float64 `json:"OuterAmount" array:"20" name:"流入金额" dataframe:"outer_amount,float64"`
}

SecurityFeature 证券特征信息

type TurnoverDataSummary added in v0.2.0 

type TurnoverDataSummary struct {
	OpenVolume     int64   `json:"OpenVolume" array:"0" name:"开盘量" dataframe:"open_volume,int64"`
	OpenTurnZ      float64 `json:"OpenTurnZ" array:"1" name:"开盘换手z" dataframe:"open_turnz,float64"`
	OpenUnmatched  int64   `json:"OpenUnmatched" array:"2" name:"开盘未匹配" dataframe:"open_unmatched,int64"`
	CloseVolume    int64   `json:"CloseVolume" array:"3" name:"收盘量" dataframe:"close_volume,int64"`
	CloseTurnZ     float64 `json:"CloseTurnZ" array:"4" name:"收盘换手z" dataframe:"close_turnz,float64"`
	CloseUnmatched int64   `json:"CloseUnmatched" array:"5" name:"收盘未匹配" dataframe:"close_unmatched,int64"`
	InnerVolume    int64   `json:"InnerVolume" array:"6" name:"内盘" dataframe:"inner_volume,int64"`
	OuterVolume    int64   `json:"OuterVolume" array:"7" name:"外盘" dataframe:"outer_volume,int64"`
	InnerAmount    float64 `json:"InnerAmount" array:"8" name:"流出金额" dataframe:"inner_amount,float64"`
	OuterAmount    float64 `json:"OuterAmount" array:"9" name:"流入金额" dataframe:"outer_amount,float64"`
}

TurnoverDataSummary 换手数据概要

Source Files

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