eta_index_lib/models/trade_analysis/trade_classify.go

package trade_analysis

import (
	"eta/eta_index_lib/global"
	"fmt"
	"strings"
	"time"
)

// BaseFromTradeClassify 交易所分类表
type BaseFromTradeClassify struct {
	Id           uint64    `gorm:"column:id;primaryKey"`
	ClassifyName string    //分类名称
	ClassifyType string    //分类名称下的类型
	Exchange     string    //交易所
	LatestDate   time.Time //数据最近的日期
	CreateTime   time.Time //插入时间
	ModifyTime   time.Time //修改时间
}

func (m *BaseFromTradeClassify) TableName() string {
	return "base_from_trade_classify"
}

type BaseFromTradeClassifyCols struct {
	PrimaryId    string
	Exchange     string
	ClassifyName string
	ClassifyType string
	LatestDate   string
	CreateTime   string
	ModifyTime   string
}

func (m *BaseFromTradeClassify) Cols() BaseFromTradeClassifyCols {
	return BaseFromTradeClassifyCols{
		PrimaryId:    "id",
		Exchange:     "exchange",
		ClassifyName: "classify_name",
		ClassifyType: "classify_type",
		LatestDate:   "latest_date",
		CreateTime:   "create_time",
		ModifyTime:   "modify_time",
	}
}

func (m *BaseFromTradeClassify) GetItemsByCondition(condition string, pars []interface{}, fieldArr []string, orderRule string) (items []*BaseFromTradeClassify, err error) {
	fields := strings.Join(fieldArr, ",")
	if len(fieldArr) == 0 {
		fields = `*`
	}
	order := fmt.Sprintf(`ORDER BY %s DESC`, m.Cols().CreateTime)
	if orderRule != "" {
		order = ` ORDER BY ` + orderRule
	}
	sql := fmt.Sprintf(`SELECT %s FROM %s WHERE 1=1 %s %s`, fields, m.TableName(), condition, order)
	err = global.DEFAULT_DB.Raw(sql, pars...).Find(&items).Error

	return
}

// GetClassifyItemsByCondition 获取品种信息
func (m *BaseFromTradeClassify) GetClassifyItemsByCondition(condition string, pars []interface{}, fieldArr []string, orderRule string) (items []*BaseFromTradeClassify, err error) {
	fields := strings.Join(fieldArr, ",")
	if len(fieldArr) == 0 {
		fields = `*`
	}
	order := fmt.Sprintf(`ORDER BY %s DESC`, m.Cols().CreateTime)
	if orderRule != "" {
		order = ` ORDER BY ` + orderRule
	}
	sql := fmt.Sprintf(`SELECT %s FROM %s WHERE 1=1 %s GROUP BY %s %s`, fields, m.TableName(), condition, m.Cols().ClassifyName, order)
	err = global.DEFAULT_DB.Raw(sql, pars...).Find(&items).Error

	return
}