初始化项目

2026-09-01 22:15:50 +08:00
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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\common\model;
+
+use cores\BaseModel;
+
+/**
+ * 商品规格关系模型
+ * Class GoodsSpecRel
+ * @package app\common\model
+ */
+class GoodsSpecRel extends BaseModel
+{
+    // 定义表名
+    protected $name = 'goods_spec_rel';
+
+    // 定义主键
+    protected $pk = 'id';
+
+    protected $updateTime = false;
+
+    /**
+     * 关联规格组
+     * @return \think\model\relation\BelongsTo
+     */
+    public function spec()
+    {
+        return $this->belongsTo('Spec');
+    }
+
+    /**
+     * 关联规格值
+     * @return \think\model\relation\BelongsTo
+     */
+    public function specValue()
+    {
+        return $this->belongsTo('SpecValue');
+    }
+
+    /**
+     * 指定商品的规格列表
+     * @param int $goodsId 商品ID
+     * @return array
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     */
+    public static function getSpecList(int $goodsId)
+    {
+        // 获取指定商品的规格值关系记录
+        $data = (new static)->with(['spec', 'specValue'])
+            ->where('goods_id', '=', $goodsId)
+            ->select();
+        // 规格组
+        $groupData = [];
+        foreach ($data as $groupKey => $item) {
+            $groupData[$item['spec_id']] = [
+                'spec_id' => $item['spec']['spec_id'],
+                'spec_name' => $item['spec']['spec_name']
+            ];
+        }
+        // 去除索引
+        $specList = array_values($groupData);
+        // 规格值
+        foreach ($specList as $groupKey => &$group) {
+            $group['key'] = $groupKey;
+            foreach ($data as $valueKey => $item) {
+                ($item['spec_id'] == $group['spec_id']) && $group['valueList'][] = [
+                    'key' => isset($group['valueList']) ? count($group['valueList']) : 0,
+                    'groupKey' => $groupKey,
+                    'spec_value_id' => $item['specValue']['spec_value_id'],
+                    'spec_value' => $item['specValue']['spec_value']
+                ];
+            }
+        }
+        return $specList;
+    }
+
+}