qsdk/schema/dataset_blocks_member.go

package schema

// DatasetBlocksMember 板块成分股。
type DatasetBlocksMember struct {
	ID     uint    `gorm:"primarykey"`
	TiCode string  `gorm:"type:varchar(50);not null;default:'';comment:板块代码;index" json:"ti_code"`
	TsCode string  `gorm:"type:varchar(50);not null;default:'';comment:股票代码;index" json:"ts_code"`
	Weight float64 `gorm:"type:float;not null;default:0;comment:权重" json:"weight"`
}

func (DatasetBlocksMember) TableName() string {
	return "dataset_blocks_member"
}

// Key 成分在板块内的键：ti_code + ts_code。
func (b *DatasetBlocksMember) Key() string {
	if b.TiCode == "" && b.TsCode == "" {
		return ""
	}
	return b.TiCode + "/" + b.TsCode
}

// HasWeight 是否带权重量化成分。
func (b *DatasetBlocksMember) HasWeight() bool {
	return b.Weight > 0
}