/// <summary>
/// 生成扫描支付模式一URL
/// </summary>
/// <param name="prodeutM">商品ID</param>
/// <returns>模式一URL</returns>
public string GetPrePayUrlByMode1(WeChatPayOrderModel prodeutM)
{
WeChatConfigModel configM = new WeChatConfigModel();
WeChatDataModel data = new WeChatDataModel();
data.SetValue("appid", configM.APPID); //公众帐号id
data.SetValue("mch_id", configM.MCHID); //商户号
data.SetValue("time_stamp", CommonManager.GetTimeStamp()); //时间戳
data.SetValue("nonce_str", CommonManager.GetRandomStrByGUID(32)); //随机字符串
data.SetValue("product_id", prodeutM.ID); //商品ID
data.SetValue("sign", data.MakeSign(configM.KEY)); //签名
string url = "weixin://wxpay/bizpayurl?" + data.ToUrlParams();
return(url);
}
/// <summary>
/// 生成扫描支付URL
/// </summary>
/// <param name="productM">商品ID</param>
/// <param name="modeE">模式选择</param>
/// <returns>URL地址</returns>
public string GetPayUrl(WeChatPayOrderModel productM, RQCodePayModeEnum modeE = RQCodePayModeEnum.Mode2)
{
string url = string.Empty;
switch (modeE)
{
case RQCodePayModeEnum.Mode1:
url = GetPrePayUrlByMode1(productM);
break;
default:
url = GetPrePayUrlByMode2(productM);
break;
}
return(url);
}
/// <summary>
/// 生成扫描支付模式二URL
/// </summary>
/// <param name="prodeutM">商品ID</param>
/// <returns>模式二URL(2小时内有效)</returns>
public string GetPrePayUrlByMode2(WeChatPayOrderModel prodeutM)
{
WeChatDataModel data = new WeChatDataModel();
data.SetValue("body", prodeutM.Description); //商品描述
data.SetValue("attach", prodeutM.Attach); //附加数据
data.SetValue("out_trade_no", CommonManager.GetRandomStrByGUID(32)); //随机字符串
data.SetValue("total_fee", prodeutM.TotalPrice); //总金额
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); //交易起始时间
data.SetValue("time_expire", DateTime.Now.AddMinutes(prodeutM.EffectiveTime).ToString("yyyyMMddHHmmss")); //交易结束时间
data.SetValue("goods_tag", prodeutM.Tag); //商品标记
data.SetValue("trade_type", "NATIVE"); //交易类型
data.SetValue("product_id", prodeutM.ID); //商品ID
WeChatDataModel result = UnifiedOrder(data); //调用统一下单接口
string url = result.GetValue("code_url").ToString(); //获得统一下单接口返回的二维码链接
return(url);
}
/// <summary>
/// 调用统一下单获取下单结果
/// </summary>
/// <param name="orderM">订单模型</param>
/// <returns>下单结果</returns>
public WeChatDataModel GetUnifiedOrderResult(WeChatPayOrderModel orderM)
{
WeChatDataModel data = new WeChatDataModel();
data.SetValue("body", orderM.Description);
data.SetValue("attach", orderM.Attach);
data.SetValue("out_trade_no", orderM.ID);
data.SetValue("total_fee", orderM.TotalPrice);
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));
data.SetValue("time_expire", DateTime.Now.AddMinutes(orderM.EffectiveTime).ToString("yyyyMMddHHmmss"));
data.SetValue("goods_tag", orderM.Tag);
data.SetValue("trade_type", "JSAPI");
data.SetValue("openid", OpenID);
WeChatDataModel result = UnifiedOrder(data);
if (!result.IsSet("appid") || !result.IsSet("prepay_id") || result.GetValue("prepay_id").ToString().MIsNullOrEmpty())
{
throw new MWeChatException("配置错误");
}
else
{
return(result);
}
}
/// <summary>
/// 生成扫描支付模式二二维码
/// </summary>
/// <param name="prodeutM">商品ID</param>
/// <returns>二维码图片</returns>
public Bitmap GetPayQRCodeMode2(WeChatPayOrderModel prodeutM)
{
string url = GetPrePayUrlByMode2(prodeutM);
return(EncryptionManager.QRCodeEncode(url));
}
/// <summary>
/// 生成扫描支付二维码
/// </summary>
/// <param name="prodeutM">商品ID</param>
/// <param name="modeE">模式选择</param>
/// <returns>二维码图片</returns>
public Bitmap GetPayQRCodeImage(WeChatPayOrderModel prodeutM, RQCodePayModeEnum modeE = RQCodePayModeEnum.Mode2)
{
string url = GetPayUrl(prodeutM, modeE);
return(EncryptionManager.QRCodeEncode(url));
}
/// <summary>
/// 调用统一下单获取下单结果
/// </summary>
/// <param name="code">网址Code</param>
/// <param name="orderM">订单模型</param>
/// <returns>下单结果</returns>
public WeChatDataModel GetUnifiedOrderResult(string code, WeChatPayOrderModel orderM)
{
GetOpenidAndAccessTokenFromCode(code);
return(GetUnifiedOrderResult(orderM));
}
/// <summary>
/// 获得JsAPI参数
/// </summary>
/// <param name="code">网址Code</param>
/// <param name="orderM">订单模型</param>
/// <returns>JsAPI参数</returns>
public string GetJsApiParameters(string code, WeChatPayOrderModel orderM)
{
WeChatDataModel unifiedOrderResult = GetUnifiedOrderResult(code, orderM);
return(GetJsApiParameters(unifiedOrderResult));
}