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260 lines
8.5 KiB
260 lines
8.5 KiB
<?php
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namespace app\mall\logic;
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use app\mall\model\MallCategory;
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use app\mall\model\MallConfig;
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use app\mall\model\MallProduct;
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use app\mall\model\MallProductSpec;
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use think\facade\Request;
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class Product extends Base
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{
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/**
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* 获取商城一二级分类
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* @date 2022-10-27
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*/
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public function listCategory()
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{
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$category_model = new MallCategory();
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$config_model = new MallConfig();
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// 获取二级分类图标
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$two_category_img = $config_model->getOneData([
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['uid', '=', $this->mid]
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], 'two_category_img');
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// 获取商城分类
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$category_data = $category_model->getAllData([
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['uid', '=', $this->mid]
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], 'id,pid,name,cover_img,advert_img,advert_img_link', 'sort desc');
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$category_data = empty($category_data) ? [] : $category_data->toArray();
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// 树状结构
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$category = listToTree($category_data);
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// 给每个二级分类最前面组合全部
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foreach ($category as $k => $v) {
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$all_second_category_item = [
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'id' => '',
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'pid' => $v['id'],
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'name' => '全部',
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'cover_img' => $two_category_img,
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'advert_img' => null,
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'advert_img_link' => ''
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];
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// 二级分类数组
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$second_category = empty($v['_child']) ? [] : $v['_child'];
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// 数组开头插入一个或多个元素
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array_unshift($second_category, $all_second_category_item);
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$category[$k]['_child'] = $second_category;
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}
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return sendSuccessArray([
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// 一二级分类树状结构列表
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'category' => $category
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]);
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}
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/**
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* 获取商品列表
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* @param int $first_category_id 一级分类ID
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* @param int $second_category_id 二级分类ID
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* @param string $keyword 关键词
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* @param int $is_recommend 是否推荐 0--不限制 1--已推荐
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* @param int $price_min 最低价钱
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* @param int $price_max 最高价钱
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* @param int $order 排序 1--新品(默认) 2--销量 3--最低价格升序 4--最低价格降序 5--推荐时间倒序
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* @param int $page 第X页
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* @date 2022-10-27
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*/
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public function listProduct($first_category_id, $second_category_id, $keyword, $is_recommend, $price_min, $price_max, $order, $page)
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{
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$product_model = new MallProduct();
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// 获取商城产品
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$where = [
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['uid', '=', $this->mid],
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// 已发布
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['is_publish', '=', 1],
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// type == 1 商城产品
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['MallProduct.type', 'like', '%1%'],
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];
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// 已推荐
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if ($is_recommend == 1) {
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$where[] = ['is_recommend', '=', $is_recommend];
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}
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// 名称模糊搜索
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if (!empty($keyword)) {
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$where[] = ['name', 'like', '%' . $keyword . '%'];
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}
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// 价钱（只有最小金额限制）
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if (!empty($price_min) && empty($price_max)) {
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$where[] = ['price_min', '>=', $price_min];
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}
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// 价钱（只有最大金额限制）
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if (empty($price_min) && !empty($price_max)) {
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$where[] = ['price_min', '<=', $price_max];
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}
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// 价钱（有最小和最大金额限制）
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if (!empty($price_min) && !empty($price_max)) {
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$where[] = ['price_min', 'between', [$price_min, $price_max]];
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}
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// 分类查询条件
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$where_product_category = [];
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if (!empty($first_category_id)) {
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$where_product_category[] = ['type', '=', 1];
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$where_product_category[] = ['category_id', '=', $first_category_id];
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}
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if (!empty($second_category_id)) {
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unset($where_product_category);
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$where_product_category[] = ['type', '=', 2];
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$where_product_category[] = ['category_id', '=', $second_category_id];
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}
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// 排序
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if ($order == 1) {
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$order_type = 'publish_time desc,id desc';
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} else if ($order == 2) {
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$order_type = 'sales_number desc,id desc';
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} else if ($order == 3) {
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$order_type = 'price_min asc,id desc';
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} else if ($order == 4) {
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$order_type = 'price_min desc,id desc';
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} else if ($order == 5) {
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$order_type = 'recommend_time desc,id desc';
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}
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// 获取商品列表
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$list = $product_model->listProductWithPage($where, $where_product_category, $page,
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'id,name,price_min,cover_img,sales_origial_number + sales_actual_number as sales_number', $order_type);
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return sendSuccessArray([
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// 商品列表
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'list' => $list
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]);
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}
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/**
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* 获取商品详情
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* @param int $product_id 产品ID
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* @date 2022-12-13
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*/
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public function getProduct($product_id)
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{
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$product_model = new MallProduct();
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$spec_model = new MallProductSpec();
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// 获取详情
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$field = 'id,name,description,img_path,cover_img,video_url,video_cover_img,stock,price_min,price_max,price_original,review_number,sales_origial_number + sales_actual_number as sales_number,is_spec_open';
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$product = $product_model->getOneProduct([
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['id', '=', $product_id],
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['is_publish', '=', 1]
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], $field);
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$product = empty($product) ? [] : $product->toArray();
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if (!empty($product)) {
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// 商品轮播图
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$carousel = [];
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if ($product['video_url']) {
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$carousel[] = [
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'type' => 2,
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'image_url' => $product['video_cover_img'],
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'video_url' => $product['video_url']
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];
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}
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foreach ($product['img_path'] as $v) {
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$carousel[] = [
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'type' => 1,
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'image_url' => $v,
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'video_url' => ''
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];
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}
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$product['carousel'] = $carousel;
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unset($product['video_cover_img']);
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unset($product['video_url']);
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unset($product['img_path']);
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// 规格浮层统一变量
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$product['productSku'] = $product['mallProductSku'];
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unset($product['mallProductSku']);
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// 获取商品SPEC
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$spec = $spec_model->listSpec([
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['product_id', '=', $product_id]
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], 'id,spec_id,spec_title');
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$spec = empty($spec) ? [] : $spec->toArray();
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// 规格浮层统一变量
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foreach ($spec as $k => $v) {
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$spec[$k]['productSpecItem'] = $v['mallProductSpecItem'];
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unset($spec[$k]['mallProductSpecItem']);
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}
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$product['spec'] = $spec;
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}
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// 分享到H5的跳转链接
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if (USER_AGENT == 'weixin' || USER_AGENT == 'mp_weixin') {
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$product['h5_href'] = Request::domain() . '/h5/#/pages/mall/detail?id=' . $product_id;
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} else {
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$product['h5_href'] = Request::domain() . '/h5/#/pages/common/download';
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}
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return sendSuccessArray([
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// 产品
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'product' => $product
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]);
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}
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/**
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* 判断库存是否充足
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* @date 2021-03-01
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*/
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public function isStockEnough($product_id, $sku = '', $number = 1)
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{
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$product_model = new MallProduct();
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//获取商品详情
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$product = $product_model->getOneData([
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['id', '=', $product_id]
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]);
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if (empty($product)) {
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return sendErrorArray(3001, '商品不存在');
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}
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if ($product['is_publish'] == 0) {
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return sendErrorArray(3002, '商品已下架');
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}
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if ($product['is_spec_open'] == 1) {
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if (empty($sku)) {
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return sendErrorArray(3003, 'sku参数错误');
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}
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}
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if ($product['is_spec_open'] == 0) { //没有规格
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if ($number > $product['stock']) {
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return sendErrorArray(3004, '商品加购件数(含已加购件数)超过库存');
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}
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} else {
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foreach ($product['mallProductSku'] as $k => $v) {
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if ($v['sku'] == $sku) {
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if ($number > $v['stock']) {
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return sendErrorArray(3005, '商品加购件数(含已加购件数)超过库存');
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}
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}
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}
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}
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return sendSuccessArray();
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}
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}
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