package model

import (
	"Panel_development/global"
	"errors"
	"gorm.io/gorm"
)

type ComponentClassify struct {
	gorm.Model
	Name     string              `gorm:"type:varchar(255);not null;unique;comment:组件分类名称" json:"name" validate:"required"`
	ParentId uint                `gorm:"type:int;not null;comment:父组件id" json:"parentId"`
	Child    []ComponentClassify `gorm:"-" json:"child"` // 此字段将不会被GORM迁移至数据库
}

func (cc ComponentClassify) TableName() string {
	return "component_classify"
}

// AddComponentClassify 添加组件分类
func (cc ComponentClassify) AddComponentClassify(cclass ComponentClassify) (ComponentClassify, error) {
	//TODO implement me
	tx := global.DBLink.Create(&cclass)
	if tx.RowsAffected > 0 {
		return ComponentClassify{}, nil
	}
	return ComponentClassify{}, errors.New("添加失败")
}

// GetComponentClassify 获取组件分类
func (cc ComponentClassify) GetComponentClassify() ([]ComponentClassify, error) {
	//TODO implement me
	var parent []ComponentClassify
	var child []ComponentClassify
	global.DBLink.Where("parent_id = 0").Find(&parent)
	for _, classify := range parent {
		global.DBLink.Where("parent_id =?", classify.ID).Find(&child)
	}
	return parent, nil
}