/// <summary>
/// 获得支付二维码
/// </summary>
/// <param name="aoM">支付宝支付订单对象</param>
/// <returns>支付二维码</returns>
public Bitmap GetPayQRCode(AlipayOrderModel aoM)
{
AlipayTradePrecreateContentBuilder builder = BuildPrecreateContent(aoM);
string out_trade_no = builder.out_trade_no;
AlipayF2FPrecreateResult precreateResult = _serviceClient.tradePrecreate(builder, aoM.NotifyUrl);
Bitmap img;
if (precreateResult.Status == ResultEnum.SUCCESS)
{
img = EncryptionManager.QRCodeEncode(precreateResult.response.QrCode);
}
else if (precreateResult.Status == ResultEnum.FAILED)
{
throw new MAlipayException(precreateResult.response.Body);
}
else
{
if (precreateResult.response == null)
{
throw new MAlipayException("配置或网络异常，请检查后重试");
}
else
{
throw new MAlipayException("系统异常，请更新外部订单后重新发起请求");
}
}
return(img);
}
/// <summary>
/// 构造支付请求数据
/// </summary>
/// <param name="aoM">支付宝支付订单对象</param>
/// <returns>请求数据集</returns>
private AlipayTradePrecreateContentBuilder BuildPrecreateContent(AlipayOrderModel aoM)
{
//线上联调时，请输入真实的外部订单号。
string out_trade_no = aoM.ID;//订单号
AlipayTradePrecreateContentBuilder builder = new AlipayTradePrecreateContentBuilder
{
//收款账号
seller_id = _config.PID,
//订单编号
out_trade_no = out_trade_no,
//订单总金额
total_amount = aoM.TotalPrice.ToString(),
//参与优惠计算的金额
discountable_amount = aoM.DiscounPrice.ToString(),
//不参与优惠计算的金额
undiscountable_amount = aoM.UnDiscounPrice.ToString(),
//订单名称
subject = aoM.Name,
//自定义超时时间
timeout_express = "5m",
//订单描述
body = aoM.Description,
//门店编号，很重要的参数，可以用作之后的营销
store_id = aoM.StoreID,
//操作员编号，很重要的参数，可以用作之后的营销
operator_id = aoM.OperatorId
};
//传入商品信息详情
List <GoodsInfo> gList = new List <GoodsInfo>();
GoodsInfo goods;
foreach (AlipayProductModel item in aoM.Items)
{
goods = new GoodsInfo
{
goods_id = item.ID,
goods_name = item.Name,
price = item.Price.ToString(),
quantity = item.Nubmer.ToString()
};
gList.Add(goods);
}
builder.goods_detail = gList;
//系统商接入可以填此参数用作返佣
ExtendParams exParam = new ExtendParams
{
sys_service_provider_id = aoM.NotifyParams
};
builder.extend_params = exParam;
return(builder);
}