hz_crm_api/services/eta_training_video/eta_training_video_classify.go

package eta_training_video

import (
	"hongze/hz_crm_api/models/eta_training_video"
)

// GetClassifyTreeRecursive 递归菜单树
func GetClassifyTreeRecursive(list []*eta_training_video.EtaTrainingVideoClassifyItem, parentId int) []*eta_training_video.EtaTrainingVideoClassifyItem {
	res := make([]*eta_training_video.EtaTrainingVideoClassifyItem, 0)
	for _, v := range list {
		if v.ParentId == parentId {
			v.Children = GetClassifyTreeRecursive(list, v.ClassifyId)
			res = append(res, v)
		}
	}
	return res
}

// GetClassifyChildrenIdsRecursive 遍历子菜单IDs
func GetClassifyChildrenIdsRecursive(list []*eta_training_video.EtaTrainingVideoClassify, parentId int) []int {
	res := make([]int, 0)
	for _, v := range list {
		if v.ParentId == parentId {
			ids := GetClassifyChildrenIdsRecursive(list, v.EtaTrainingVideoClassifyId)
			res = append(res, v.EtaTrainingVideoClassifyId)
			res = append(res, ids...)
		}
	}
	return res
}

// GetClassifyParentsRecursive 遍历子分类的所有父级分类
func GetClassifyParentsRecursive(list []*eta_training_video.EtaTrainingVideoClassify, parentId int) []*eta_training_video.EtaTrainingVideoClassify {
	res := make([]*eta_training_video.EtaTrainingVideoClassify, 0)
	for _, v := range list {
		if v.EtaTrainingVideoClassifyId == parentId {
			res = append(res, v)
			parents := make([]*eta_training_video.EtaTrainingVideoClassify, 0)
			if v.ParentId > 0 {
				parents = GetClassifyParentsRecursive(list, v.ParentId)
			}
			res = append(res, parents...)
		}
	}
	return res
}