### 導入商品信息生成唯一碼
**位置:**
Common\Lib\GoodsLib.class.php
**參數:**
* @param $style Array 品牌編號和中類的數組
* @return Array 生成系統款號的數組
**調用:**
* $GoodsLib = new GoodsLib;
* $GoodsLib->getSystemStyleNo($style) ;
**完整代碼:**
~~~
/**
* 導入商品信息生成系統款號
* whz 2018-05-17
* @param $style array 生成系統款號的商品信息
* @return array 生成系統款號的數組
*/
public function getSystemStyleNo($style) {
// 生成規則是: 品牌+小類+四位國際款號(或者隨機數)
$style_no = $style['style_no'];
$index_num = $style['index_num'];
$brand_id = $style['brand'];
$middle_class = $style['small_class'];
$no = substr($style_no, $index_num, 4);
// $system_style_no = $m.$brand_id.$y.$middle_class.$no;
$system_style_no = $brand_id.$middle_class.$no;
// 判斷生成的系統款號是否存在
$res_no = M('goods_spu')
->where(['spu_no' => $system_style_no, 'is_delete' => 0])
->find();
if (!empty($res_no)) {
return ['type' => 1, 'system_style_no' => $res_no['spu_no'], 'num' => $res_no['num'], 'spu_id' => $res_no['id'], 'menu' => $res_no];
} else {
// 系統代碼如果在MAP里面存在,并且不和其供應商款號相等,就換另外一個索引值,再插入數據庫,如果不存在直接插入,否則直接返回;
$res = M('goods_spu')->where(['spu_no' => $system_style_no, 'is_affirm' => 1])->find();
if (count($res) >0 || !empty($res)) {
// 遞歸判斷生成隨機數
$rand = $this->GetfourStr(4);
// $system_style_no = $m.$brand_id.$y.$middle_class.$rand;
$system_style_no = $brand_id.$middle_class.$rand;
$res = M('goods_spu')->where(['spu_no' => $system_style_no])->find();
if (count($res) >0 || !empty($res)) {
$arr = getSystemStyleNos($style);
return $arr;
} else {
return ['type' => 2, 'system_style_no' => $system_style_no];
}
}
return ['type' => 2, 'system_style_no' => $system_style_no];
}
}
~~~
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