zhongshen_project/app/api/controller/Goodscategory.php

<?php

namespace app\api\controller;

use app\model\goods\GoodsCategory as GoodsCategoryModel;

/**
 * 商品分类
 * Class Goodscategory
 * @package app\api\controller
 */
class Goodscategory extends BaseApi
{

    /**
     * 树状结构信息
     */
    public function tree()
    {
        $level = isset($this->params[ 'level' ]) ? $this->params[ 'level' ] : 3;// 分类等级 1 2 3
        $goods_category_model = new GoodsCategoryModel();
        $condition = [
            [ 'is_show', '=', 0 ],
            [ 'level', '<=', $level ],
            [ 'site_id', '=', $this->site_id ]
        ];

        $field = "category_id,category_name,short_name,pid,level,image,category_id_1,category_id_2,category_id_3,image_adv,link_url,is_recommend,icon";
        $order = "sort asc,category_id desc";
        $list = $goods_category_model->getCategoryTree($condition, $field, $order);

        return $this->response($list);
    }

    public function info()
    {
        $category_id = $this->params[ 'category_id' ] ?? 0;
        $goods_category_model = new GoodsCategoryModel();
        $res = $goods_category_model->getCategoryInfo([ [ 'category_id', '=', $category_id ], [ 'site_id', '=', $this->site_id ] ]);
        if (!empty($res[ 'data' ])) {
            $category_ids = [ $res[ 'data' ][ 'category_id_1' ], $res[ 'data' ][ 'category_id_2' ], $res[ 'data' ][ 'category_id_3' ] ];
            $category_list = $goods_category_model->getCategoryList([
                [ 'site_id', '=', $this->site_id ],
                [ 'is_show', '=', 0 ],
                [ 'category_id', 'in', $category_ids ]
            ], 'category_id,category_name')[ 'data' ];
            $res[ 'data' ][ 'category_full_name' ] = implode('$_SPLIT_$', array_column($category_list, 'category_name'));

            $child_list = $goods_category_model->getCategoryList([ [ 'pid', '=', $category_id ], [ 'site_id', '=', $this->site_id ], [ 'is_show', '=', 0 ] ], 'category_id,category_name,short_name,pid,level,is_show,sort,image,attr_class_id,attr_class_name,category_id_1,category_id_2,category_id_3,commission_rate,image_adv,is_recommend,icon', 'sort asc,category_id desc')[ 'data' ];
            if (!empty($child_list)) {
                // 下级商品分类
                $res[ 'data' ][ 'child_list' ] = $child_list;
            } else {
                // 查询上级商品分类
                $child_list = $goods_category_model->getCategoryList([ [ 'pid', '=', $res[ 'data' ][ 'pid' ] ], [ 'site_id', '=', $this->site_id ], [ 'is_show', '=', 0 ] ], 'category_id,category_name,short_name,pid,level,is_show,sort,image,attr_class_id,attr_class_name,category_id_1,category_id_2,category_id_3,commission_rate,image_adv,is_recommend,icon', 'sort asc,category_id desc')[ 'data' ];
                $res[ 'data' ][ 'child_list' ] = $child_list;
            }
        }
        return $this->response($res);
    }

    public function lists()
    {
        $level = isset($this->params[ 'level' ]) ? $this->params[ 'level' ] : 1;// 分类等级 1 2 3
        $goods_category_model = new GoodsCategoryModel();
        $condition = [
            [ 'is_show', '=', 0 ],
            [ 'level', '<=', $level ],
            [ 'site_id', '=', $this->site_id ]
        ];
        $field = "category_id,category_name,short_name,pid,level,image,category_id_1,category_id_2,category_id_3,image_adv,link_url,is_recommend,icon";
        $order = "sort asc,category_id desc";
        $res = $goods_category_model->getCategoryList($condition, $field, $order);
        return $this->response($res);
    }
}