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49 lines
1.2 KiB
49 lines
1.2 KiB
6 months ago
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package service
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import (
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"shop-api/global"
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"shop-api/model"
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)
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func GetTbCategoryBreadcrumb(id uint) (error, []model.Breadcrumb) {
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var (
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category model.Breadcrumb
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result = make([]model.Breadcrumb, 0)
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)
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err := global.MG_DB.Table("tb_category").Select("id,`name`,pid,is_leaf").Where("status = 1 AND id = ?", id).Find(&category).Error
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if err != nil {
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return err, nil
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}
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if category.Pid != 0 {
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err = getTbCategoryParent(&category)
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if err != nil {
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return err, nil
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}
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}
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transferBreadcrumbList(&category, &result)
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return nil, result
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}
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func getTbCategoryParent(breadcrumb *model.Breadcrumb) (err error) {
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var tmp model.Breadcrumb
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err = global.MG_DB.Table("tb_category").Select("id,`name`,pid,is_leaf").Where("status = 1 AND id = ?", breadcrumb.Pid).Find(&tmp).Error
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if err != nil {
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return err
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}
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breadcrumb.Parent = &tmp
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if breadcrumb.Parent.Pid != 0 {
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err = getTbCategoryParent(breadcrumb.Parent)
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return err
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}
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return nil
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}
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func transferBreadcrumbList(info *model.Breadcrumb, breadcrumbs *[]model.Breadcrumb) {
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if info.ID != 0 {
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*breadcrumbs = append(*breadcrumbs, *info)
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if info.Parent != nil {
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transferBreadcrumbList(info.Parent, breadcrumbs)
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}
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}
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}
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