富友支付支持

pkg/fuiou/scan.go

@@ -0,0 +1,92 @@
+package fuiou
+
+import (
+	"fmt"
+	"time"
+
+	"go.uber.org/zap"
+)
+
+// PreCreate 主扫统一下单（C扫B，生成用户扫码支付的二维码）。
+// orderType: 订单类型，WECHAT=微信主扫、ALIPAY=支付宝主扫。
+// reservedExpireMinute: 订单有效期分钟（reserved 字段，不参与签名）。
+func (c *Client) PreCreate(orderNo, amount, goodsDesc, termIP, orderType, reservedExpireMinute string) (*PreCreateResponse, error) {
+	req := &PreCreateRequest{
+		Version:              "1.0",
+		InsCd:                c.InsCd,
+		MchntCd:              c.MchntCd,
+		TermId:               c.TermId,
+		RandomStr:            generateRandomStr(),
+		OrderType:            orderType,
+		MchntOrderNo:         orderNo,
+		OrderAmt:             amount,
+		GoodsDesc:            goodsDesc,
+		TermIp:               termIP,
+		TxnBeginTs:           time.Now().Format("20060102150405"),
+		NotifyUrl:            c.NotifyURL,
+		ReservedExpireMinute: reservedExpireMinute,
+	}
+
+	sign, err := c.Sign(req)
+	if err != nil {
+		return nil, fmt.Errorf("签名失败: %w", err)
+	}
+	req.Sign = sign
+
+	var resp PreCreateResponse
+	if err := c.DoRequest("/preCreate", req, &resp); err != nil {
+		return nil, fmt.Errorf("请求富友失败: %w", err)
+	}
+
+	if resp.ResultCode != "000000" {
+		c.logger.Error("富友主扫下单失败",
+			zap.String("order_no", orderNo),
+			zap.String("result_code", resp.ResultCode),
+			zap.String("result_msg", resp.ResultMsg),
+		)
+		return nil, fmt.Errorf("富友主扫下单失败: %s", resp.ResultMsg)
+	}
+
+	c.logger.Info("富友主扫下单成功",
+		zap.String("order_no", orderNo),
+		zap.String("order_type", orderType),
+	)
+
+	return &resp, nil
+}
+
+// CommonQuery 主动查询订单状态。
+// orderType: 订单类型，须与下单时一致。
+func (c *Client) CommonQuery(orderNo, orderType string) (*CommonQueryResponse, error) {
+	req := &CommonQueryRequest{
+		Version:      "1.0",
+		InsCd:        c.InsCd,
+		MchntCd:      c.MchntCd,
+		TermId:       c.TermId,
+		RandomStr:    generateRandomStr(),
+		OrderType:    orderType,
+		MchntOrderNo: orderNo,
+	}
+
+	sign, err := c.Sign(req)
+	if err != nil {
+		return nil, fmt.Errorf("签名失败: %w", err)
+	}
+	req.Sign = sign
+
+	var resp CommonQueryResponse
+	if err := c.DoRequest("/commonQuery", req, &resp); err != nil {
+		return nil, fmt.Errorf("请求富友失败: %w", err)
+	}
+
+	if resp.ResultCode != "000000" {
+		c.logger.Error("富友订单查询失败",
+			zap.String("order_no", orderNo),
+			zap.String("result_code", resp.ResultCode),
+			zap.String("result_msg", resp.ResultMsg),
+		)
+		return nil, fmt.Errorf("富友订单查询失败: %s", resp.ResultMsg)
+	}
+
+	return &resp, nil
+}