public static function setNewCoupon($data)
{
$data['exp_date'] = strtotime($data['exp_date']);
$data['set_percent'] = (int) $data['set_percent'];
if ($data['exp_date'] > time() && $data['set_percent'] <= 100) {
$model = new Coupons();
$model->coupon_token = md5($data['exp_date'] . $data['set_percent'] . time());
$model->coupon_expire_time = $data['exp_date'];
$model->coupon_percent = $data['set_percent'];
$model->insert();
}
}
