gostock/internal/logic/strategy/rule/roe.go

package rule

import (
	"fmt"
	"log"

	"git.apinb.com/bsm-sdk/core/utils"
	"git.apinb.com/quant/gostock/internal/impl"
	"git.apinb.com/quant/gostock/internal/models"
)

var (
	MinRoe float64 = 0
)

func (r *RuleFactory) RunRoe(code string) {
	log.Println("RunRoe:", r.Model.Code)

	var data models.StockFinaIndicator
	err := impl.DBService.Where("ts_code = ?", code).Order("period desc").Limit(1).First(&data).Error
	if err != nil {
		r.Model.GtAmount = -1
		r.Model.AddDesc("最近无财报，无ROE值！")
		return
	}

	data.Roe = utils.FloatRound(data.Roe, 2)

	if data.Roe < MinRoe {
		r.Model.GtAmount = -1
		r.Model.AddDesc(fmt.Sprintf("ROE=%.2f 低于%.2f", data.Roe, MinRoe))
		return
	}

	r.Model.GtAmount = 1
	r.Model.AddDesc(fmt.Sprintf("ROE=%.2f 高于%.2f", data.Roe, MinRoe))
	return
}