public function myAdd($data)
{
/**
* $data['goods'] = array([商品id]=>购买数量,...);
*/
$goods = $data['goods'];
unset($data['goods']);
if (!is_array($goods) || empty($goods)) {
$this->error = '新增失败,订单内必须有商品';
return false;
}
// 计算合计总金额 amount
$goods_ids = array_keys($goods);
$goods_M = new Model('Goods');
$goods_list = $goods_M->where(array('goods_id' => array('in', $goods_ids)))->getField('id,cate_id,goods_name,image,price');
$data['amount'] = 0;
$newgoods = array();
foreach ($goods_list as $row) {
$tmparr = array();
$tmparr['id'] = $row['id'];
$tmparr['num'] = (int) $goods[$row['id']];
if ($tmparr['num'] > 0) {
$tmparr['price'] = $row['price'];
$tmparr['amount'] = $tmparr['price'] * $tmparr['num'];
$data['amount'] += $tmparr['amount'];
$newgoods[] = $tmparr;
}
}
if (empty($newgoods)) {
$this->error = '新增失败,商品数量必须存在';
return false;
}
/********数据验证*******************************/
if (preg_match('/^\\w+$/', $data['order_sn'])) {
//如果传入的参数有订单编号
$tmp_auto = $this->_auto;
unset($tmp_auto[0]);
//除去自动填充订单编号
$this->auto($tmp_auto);
}
if (false === $this->create($data, self::MODEL_INSERT)) {
return false;
}
// store_id 合法性
$store_M = new Model('Store');
$store = $store_M->where("`id`='" . $this->store_id . "'")->find();
if (false === $store || empty($store)) {
$this->error = '新增失败,店铺不存在';
return false;
}
// member_id 合法性
$member_M = new Model('Member');
$member = $member_M->where("`id`='" . $this->member_id . "'")->find();
if (false === $member || empty($member)) {
$this->error = '新增失败,购买用户不存在';
return false;
}
// payment_id 合法性
$payment_M = new Model('Payment');
$payment = $payment_M->where("`id`='" . $this->payment_id . "'")->find();
if (false === $payment || empty($payment)) {
$this->error = '新增失败,支付方式不存在';
return false;
}
/*************************************************/
$this->startTrans();
$newid = $this->add();
if (!$newid) {
$this->error = '新增失败,数据库错误';
$this->rollback();
return false;
}
$og_M = new OrderGoodsModel();
$og_flag = 0;
foreach ($newgoods as $row) {
if (!empty($goods_list[$row['id']])) {
//商品必须存在
$order_goods_data = array('order_id' => $newid, 'goods_id' => $row['id'], 'quantity' => $row['num'], 'price' => $row['price'], 'amount' => $row['amount']);
if (false === $og_M->myAdd($order_goods_data)) {
continue;
}
$og_flag++;
}
}
if ($og_flag <= 0) {
$this->error = '新增失败,订单内没有合法的商品';
$this->rollback();
return false;
}
$this->commit();
return $newid;
}
