hz_crm_api/services/cygx/wx_pay.go

package cygx

import (
	"context"
	"github.com/wechatpay-apiv3/wechatpay-go/core"
	"github.com/wechatpay-apiv3/wechatpay-go/core/option"
	"github.com/wechatpay-apiv3/wechatpay-go/services/refunddomestic"
	payUtils "github.com/wechatpay-apiv3/wechatpay-go/utils"
	"log"
)

const (
	//MchPKFileName              = "./utils/cert/apiclient_key.pem"
	MchPKFileName              = "../cert/cygx/apiclient_key.pem"
	Mchid                      = "1624495680"
	MchCertificateSerialNumber = "5ED2719CFAE5205763034AD80BF4B8A33533C418"
	MchAPIv3Key                = "W1tbnzQrzQ7yRRNuQCIHjis8dgdasKVX"
)

// 微信商户建立连接
func getWechatClient() (context.Context, *core.Client, error) {
	// 使用 utils 提供的函数从本地文件中加载商户私钥，商户私钥会用来生成请求的签名
	mchPrivateKey, err := payUtils.LoadPrivateKeyWithPath(MchPKFileName)
	if err != nil {
		log.Print("load merchant private key error")
		return nil, nil, err
	}
	ctx := context.Background()
	// 使用商户私钥等初始化 client，并使它具有自动定时获取微信支付平台证书的能力
	opts := []core.ClientOption{
		option.WithWechatPayAutoAuthCipher(Mchid, MchCertificateSerialNumber, mchPrivateKey, MchAPIv3Key),
	}
	client, err := core.NewClient(ctx, opts...)
	if err != nil {
		log.Printf("new wechat pay client err:%s", err)
		return nil, nil, err
	}
	return ctx, client, nil
}

func init1212() {
	ctx, client, err := getWechatClient()
	if err != nil {
		log.Printf("getWechatClientt err:%s", err)
		return
	}
	svc := refunddomestic.RefundsApiService{Client: client}
	resp, result, err := svc.Create(ctx,
		refunddomestic.CreateRequest{
			//SubMchid:      core.String(Mchid),
			TransactionId: core.String("4200002189202403252248752161"),
			OutTradeNo:    core.String("OD202403251018320707"),
			OutRefundNo:   core.String("RefundOD202403251018320707"),
			Reason:        core.String("嘿！延边！"),
			NotifyUrl:     core.String("https://testmfyx.hzinsights.com/api/wechat/wxpay/refunds/notify"),
			FundsAccount:  refunddomestic.REQFUNDSACCOUNT_AVAILABLE.Ptr(),
			Amount: &refunddomestic.AmountReq{
				Currency: core.String("CNY"),
				//From: []refunddomestic.FundsFromItem{refunddomestic.FundsFromItem{
				//	Account: refunddomestic.ACCOUNT_AVAILABLE.Ptr(),
				//	Amount:  core.Int64(444),
				//}},
				Refund: core.Int64(1),
				Total:  core.Int64(1),
			},
		},
	)

	if err != nil {
		// 处理错误
		log.Printf("call Create err:%s", err)
	} else {
		// 处理返回结果
		log.Printf("status=%d resp=%s", result.Response.StatusCode, resp)
	}
}