351 lines
11 KiB
PHP
351 lines
11 KiB
PHP
<?php
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namespace app\common\model;
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use app\common\library\helper;
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use app\common\service\Goods as GoodsService;
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/**
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* 商品模型
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* Class Goods
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* @package app\common\model
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*/
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class Goods extends BaseModel
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{
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protected $name = 'goods';
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protected $append = ['goods_sales'];
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/**
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* 计算显示销量 (初始销量 + 实际销量)
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* @param $value
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* @param $data
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* @return mixed
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*/
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public function getGoodsSalesAttr($value, $data)
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{
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return $data['sales_initial'] + $data['sales_actual'];
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}
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/**
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* 获取器：单独设置折扣的配置
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* @param $json
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* @return mixed
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*/
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public function getAloneGradeEquityAttr($json)
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{
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return json_decode($json, true);
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}
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/**
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* 修改器：单独设置折扣的配置
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* @param $data
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* @return mixed
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*/
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public function setAloneGradeEquityAttr($data)
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{
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return json_encode($data);
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}
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/**
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* 关联商品分类表
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* @return \think\model\relation\BelongsTo
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*/
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public function category()
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{
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return $this->belongsTo('Category');
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}
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/**
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* 关联商品规格表
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* @return \think\model\relation\HasMany
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*/
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public function sku()
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{
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return $this->hasMany('GoodsSku')->order(['goods_sku_id' => 'asc']);
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}
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/**
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* 关联商品规格关系表
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* @return \think\model\relation\BelongsToMany
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*/
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public function specRel()
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{
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return $this->belongsToMany('SpecValue', 'GoodsSpecRel')->order(['id' => 'asc']);
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}
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/**
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* 关联商品图片表
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* @return \think\model\relation\HasMany
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*/
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public function image()
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{
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return $this->hasMany('GoodsImage')->order(['id' => 'asc']);
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}
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/**
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* 关联运费模板表
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* @return \think\model\relation\BelongsTo
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*/
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public function delivery()
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{
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return $this->BelongsTo('Delivery');
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}
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/**
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* 关联订单评价表
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* @return \think\model\relation\HasMany
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*/
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public function commentData()
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{
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return $this->hasMany('Comment');
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}
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/**
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* 计费方式
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* @param $value
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* @return mixed
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*/
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public function getGoodsStatusAttr($value)
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{
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$status = [10 => '上架', 20 => '下架'];
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return ['text' => $status[$value], 'value' => $value];
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}
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/**
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* 获取商品列表
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* @param $param
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* @return mixed
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* @throws \think\exception\DbException
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*/
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public function getList($param)
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{
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// 商品列表获取条件
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$params = array_merge([
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'status' => 10, // 商品状态
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'category_id' => 0, // 分类id
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'search' => '', // 搜索关键词
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'sortType' => 'all', // 排序类型
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'sortPrice' => false, // 价格排序 高低
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'listRows' => 15, // 每页数量
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], $param);
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// 筛选条件
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$filter = [];
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$params['category_id'] > 0 && $filter['category_id'] = ['IN', Category::getSubCategoryId($params['category_id'])];
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$params['status'] > 0 && $filter['goods_status'] = $params['status'];
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!empty($params['search']) && $filter['goods_name'] = ['like', '%' . trim($params['search']) . '%'];
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// 排序规则
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$sort = [];
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if ($params['sortType'] === 'all') {
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$sort = ['goods_sort', 'goods_id' => 'desc'];
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} elseif ($params['sortType'] === 'sales') {
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$sort = ['goods_sales' => 'desc'];
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} elseif ($params['sortType'] === 'price') {
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$sort = $params['sortPrice'] ? ['goods_max_price' => 'desc'] : ['goods_min_price'];
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}
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// 商品表名称
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$tableName = $this->getTable();
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// 多规格商品 最高价与最低价
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$GoodsSku = new GoodsSku;
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$minPriceSql = $GoodsSku->field(['MIN(goods_price)'])
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->where('goods_id', 'EXP', "= `$tableName`.`goods_id`")->buildSql();
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$maxPriceSql = $GoodsSku->field(['MAX(goods_price)'])
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->where('goods_id', 'EXP', "= `$tableName`.`goods_id`")->buildSql();
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// 执行查询
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$list = $this
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->field(['*', '(sales_initial + sales_actual) as goods_sales',
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"$minPriceSql AS goods_min_price",
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"$maxPriceSql AS goods_max_price"
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])
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->with(['category', 'image.file', 'sku'])
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->where('is_delete', '=', 0)
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->where($filter)
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->order($sort)
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->paginate($params['listRows'], false, [
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'query' => \request()->request()
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]);
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// 整理列表数据并返回
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return $this->setGoodsListData($list, true);
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}
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/**
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* 设置商品展示的数据
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* @param $data
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* @param bool $isMultiple
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* @param callable $callback
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* @return mixed
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*/
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protected function setGoodsListData($data, $isMultiple = true, callable $callback = null)
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{
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if (!$isMultiple) $dataSource = [&$data]; else $dataSource = &$data;
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// 整理商品列表数据
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foreach ($dataSource as &$goods) {
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// 商品主图
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$goods['goods_image'] = $goods['image'][0]['file_path'];
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// 商品默认规格
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$goods['goods_sku'] = $goods['sku'][0];
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// 回调函数
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is_callable($callback) && call_user_func($callback, $goods);
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}
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return $data;
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}
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/**
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* 根据商品id集获取商品列表
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* @param array $goodsIds
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* @param null $status
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* @return false|\PDOStatement|string|\think\Collection
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* @throws \think\db\exception\DataNotFoundException
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* @throws \think\db\exception\ModelNotFoundException
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* @throws \think\exception\DbException
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*/
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public function getListByIds($goodsIds, $status = null)
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{
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// 筛选条件
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$filter = ['goods_id' => ['in', $goodsIds]];
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$status > 0 && $filter['goods_status'] = $status;
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if (!empty($goodsIds)) {
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$this->orderRaw('field(goods_id, ' . implode(',', $goodsIds) . ')');
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}
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// 获取商品列表数据
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// ['category', 'image.file', 'sku', 'spec_rel.spec', 'delivery.rule']
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$data = $this->field(['content'], true)
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->with(['category', 'image.file', 'sku'])
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->where($filter)
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->select();
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// 整理列表数据并返回
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return $this->setGoodsListData($data, true);
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}
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/**
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* 商品多规格信息
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* @param \think\Collection $specRel
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* @param \think\Collection $skuData
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* @return array
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*/
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public function getManySpecData($specRel, $skuData)
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{
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// spec_attr
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$specAttrData = [];
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foreach ($specRel as $item) {
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if (!isset($specAttrData[$item['spec_id']])) {
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$specAttrData[$item['spec_id']] = [
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'group_id' => $item['spec']['spec_id'],
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'group_name' => $item['spec']['spec_name'],
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'spec_items' => [],
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];
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}
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$specAttrData[$item['spec_id']]['spec_items'][] = [
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'item_id' => $item['spec_value_id'],
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'spec_value' => $item['spec_value'],
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];
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}
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// spec_list
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$specListData = [];
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foreach ($skuData as $item) {
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$image = (isset($item['image']) && !empty($item['image'])) ? $item['image'] : ['file_id' => 0, 'file_path' => ''];
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$specListData[] = [
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'goods_sku_id' => $item['goods_sku_id'],
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'spec_sku_id' => $item['spec_sku_id'],
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'rows' => [],
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'form' => [
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'image_id' => $image['file_id'],
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'image_path' => $image['file_path'],
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'goods_no' => $item['goods_no'],
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'goods_price' => $item['goods_price'],
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'goods_weight' => $item['goods_weight'],
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'line_price' => $item['line_price'],
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'stock_num' => $item['stock_num'],
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],
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];
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}
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return ['spec_attr' => array_values($specAttrData), 'spec_list' => $specListData];
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}
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/**
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* 多规格表格数据
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* @param $goods
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* @return array
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*/
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public function getManySpecTable(&$goods)
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{
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$specData = $this->getManySpecData($goods['spec_rel'], $goods['sku']);
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$totalRow = count($specData['spec_list']);
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foreach ($specData['spec_list'] as $i => &$sku) {
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$rowData = [];
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$rowCount = 1;
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foreach ($specData['spec_attr'] as $attr) {
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$skuValues = $attr['spec_items'];
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$rowCount *= count($skuValues);
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$anInterBankNum = ($totalRow / $rowCount);
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$point = (($i / $anInterBankNum) % count($skuValues));
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if (0 === ($i % $anInterBankNum)) {
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$rowData[] = [
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'rowspan' => $anInterBankNum,
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'item_id' => $skuValues[$point]['item_id'],
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'spec_value' => $skuValues[$point]['spec_value']
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];
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}
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}
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$sku['rows'] = $rowData;
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}
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return $specData;
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}
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/**
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* 获取商品详情
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* @param $goodsId
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* @return static
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*/
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public static function detail($goodsId)
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{
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/* @var $model self */
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$model = (new static)->with([
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'category',
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'image.file',
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'sku.image',
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'spec_rel.spec',
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])->where('goods_id', '=', $goodsId)
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->find();
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if (empty($model)) {
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return $model;
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}
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// 整理商品数据并返回
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return $model->setGoodsListData($model, false);
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}
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/**
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* 指定的商品规格信息
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* @param static $goods 商品详情
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* @param int $specSkuId
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* @return array|bool
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*/
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public static function getGoodsSku($goods, $specSkuId)
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{
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// 获取指定的sku
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$goodsSku = [];
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foreach ($goods['sku'] as $item) {
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if ($item['spec_sku_id'] == $specSkuId) {
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$goodsSku = $item;
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break;
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}
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}
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if (empty($goodsSku)) {
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return false;
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}
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// 多规格文字内容
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$goodsSku['goods_attr'] = '';
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if ($goods['spec_type'] == 20) {
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$specRelData = helper::arrayColumn2Key($goods['spec_rel'], 'spec_value_id');
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$attrs = explode('_', $goodsSku['spec_sku_id']);
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foreach ($attrs as $specValueId) {
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$goodsSku['goods_attr'] .= $specRelData[$specValueId]['spec']['spec_name'] . ':'
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. $specRelData[$specValueId]['spec_value'] . '; ';
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}
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}
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return $goodsSku;
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}
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}
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