<?php

namespace app\api\controller;

use app\model\goods\GoodsAttribute as GoodsAttributeModel;
use app\model\goods\GoodsCategory as GoodsCategoryModel;
use app\model\goods\Goods as GoodsModel;

/**
 * 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
		$template = isset($this->params['template']) ? $this->params['template'] : 2;// 模板 1：无图，2：有图，3：有商品
		
		$goods = new GoodsModel();
		$goods_category_model = new GoodsCategoryModel();
		$condition = [
			[ 'is_show', '=', 1 ],
			[ 'level', '<=', $level ]
		];
		$field = "category_id,category_name,short_name,pid,level,image,category_id_1,category_id_2,category_id_3,image_adv";
		$order = "sort desc,category_id desc";
		
		$list = $goods_category_model->getCategoryTree($condition, $field, $order);
		// 查询商品
		if ($level == 3 && $template == 3) {
			$goods_field = 'gs.sku_id,gs.discount_price,gs.sale_num,gs.sku_image,gs.goods_name,gs.site_id,gs.website_id,gs.is_free_shipping,gs.introduction,gs.promotion_type';
			
			$alias = 'gs';
			$join = [
				[ 'goods g', 'gs.sku_id = g.sku_id', 'inner' ]
			];
			foreach ($list['data'] as $k => $v) {
				if (!empty($v['child_list'])) {
					foreach ($v['child_list'] as $second_k => $second_v) {
						if (!empty($second_v['child_list'])) {
							foreach ($second_v['child_list'] as $third_k => $third_v) {
								$goods_condition = [
									[ 'gs.goods_state', '=', 1 ],
									[ 'gs.verify_state', '=', 1 ],
									[ 'gs.is_delete', '=', 0 ],
									[ 'gs.is_delete', '=', 0 ],
									[ 'gs.category_id_3', '=', $third_v['category_id'] ]
								];
								$goods_list = $goods->getGoodsSkuPageList($goods_condition, 1, 3, 'gs.sort desc,gs.create_time desc', $goods_field, $alias, $join);
								$goods_list = $goods_list['data']['list'];
								$list['data'][ $k ]['child_list'][ $second_k ]['child_list'][ $third_k ]['goods_list'] = $goods_list;
							}
						} else {
							$list['data'][ $k ]['child_list'][ $second_k ]['child_list'] = [];
						}
					}
				} else {
					$list['data'][ $k ]['child_list'] = [];
				}
			}
		}
		
		return $this->response($list);
	}
	
	/**
	 * 根据商品分类查询关联商品类型，查询关联品牌、属性
	 * @return string
	 */
	public function relevanceinfo()
	{
		$category_id = isset($this->params['category_id']) ? $this->params['category_id'] : 0;//分类id
		
		if (empty($category_id)) {
			return $this->response($this->error('', 'REQUEST_CATEGORY_ID'));
		}
		$goods_category_model = new GoodsCategoryModel();
		$category_info = $goods_category_model->getCategoryInfo([ [ 'category_id', '=', $category_id ] ], 'attr_class_id');
		$category_info = $category_info['data'];
		
		$goods_attribute_model = new GoodsAttributeModel();
		
		//商品类型关联品牌
		$brand_list = $goods_attribute_model->getAttrClassBrandList([ [ 'ngacb.attr_class_id', '=', $category_info['attr_class_id'] ] ]);
		$brand_list = $brand_list['data'];
		
		//商品类型关联属性
		$attribute_list = $goods_attribute_model->getAttributeList([ [ 'attr_class_id', '=', $category_info['attr_class_id'] ], [ 'is_query', '=', 1 ] ], 'attr_id,attr_name,attr_class_id,sort,is_query,is_spec,attr_value_list,attr_value_list,attr_type,site_id,attr_value_format');
		$attribute_list = $attribute_list['data'];
		if (!empty($attribute_list)) {
			foreach ($attribute_list as $k => $v) {
				$attribute_list[ $k ]['child'] = json_decode($attribute_list[ $k ]['attr_value_format'], true);
			}
		}
		
		$res = [
			'brand_list' => $brand_list,
			'attribute_list' => $attribute_list
		];
		return $this->response($this->success($res));
	}
	
}