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@@ -0,0 +1,92 @@
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+<?php
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+/**
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+ *
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+ * @author: xaboy<365615158@qq.com>
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+ * @day: 2017/12/12
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+ */
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+
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+namespace app\models\system;
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+
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+use crmeb\basic\BaseModel;
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+use think\facade\Cache;
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+
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+/**
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+ * TODO 产品分类Model
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+ * Class StoreCategory
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+ * @package app\models\store
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+ */
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+class SystemStoreCategory extends BaseModel
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+{
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+ /**
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+ * 数据表主键
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+ * @var string
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+ */
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+ protected $pk = 'id';
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+
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+ /**
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+ * 模型名称
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+ * @var string
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+ */
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+ protected $name = 'system_store_category';
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+
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+ public static function pidByCategory($pid, $field = '*', $limit = 0)
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+ {
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+ $model = self::where('pid', $pid)->where('is_show', 1)->order('sort desc,id desc')->field($field);
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+ if ($limit) $model->limit($limit);
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+ return $model->select();
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+ }
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+
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+ public static function pidBySidList($pid)
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+ {
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+ return self::where('pid', $pid)->field('id,cate_name,pid')->select();
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+ }
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+
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+ public static function cateIdByPid($cateId)
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+ {
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+ return self::where('id', $cateId)->value('pid');
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+ }
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+
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+ /*
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+ * 获取一级和二级分类
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+ * @return array
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+ * */
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+ public static function getProductCategory($expire = 800)
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+ {
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+ if (Cache::has('parent_category')) {
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+ return Cache::get('parent_category');
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+ } else {
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+ $parentCategory = self::pidByCategory(0, 'id,cate_name')->toArray();
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+ foreach ($parentCategory as $k => $category) {
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+ $category['child'] = self::pidByCategory($category['id'], 'id,cate_name,pic')->toArray();
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+ $parentCategory[$k] = $category;
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+ }
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+ Cache::set('parent_category', $parentCategory, $expire);
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+ return $parentCategory;
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+ }
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+ }
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+
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+ /**
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+ * TODO 获取首页展示的二级分类 排序默认降序
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+ * @param string $field
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+ * @param int $limit
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+ * @return false|\PDOStatement|string|\think\Collection
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+ * @throws \think\db\exception\DataNotFoundException
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+ * @throws \think\db\exception\ModelNotFoundException
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+ * @throws \think\exception\DbException
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+ */
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+ public static function byIndexList($limit = 4, bool $bool = true, $field = 'id,cate_name,pid,pic')
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+ {
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+ if (!$limit && !$bool) return [];
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+ return self::where('pid', '>', 0)->where('is_show', 1)->field($field)->order('sort DESC')->limit($limit)->select();
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+ }
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+
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+ /**
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+ * 获取子集分类查询条件
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+ * @return \think\model\relation\HasMany
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+ */
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+ public function children()
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+ {
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+ return $this->hasMany(self::class, 'pid', 'id')->where('is_show', 1)->order('sort DESC,id DESC');
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+ }
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+
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+}
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