JSSDK #

// 下单，获取到微信返回的prepay_id
response, err := PaymentService.Order.JSAPITransaction(ctx, &request2.RequestJSAPIPrepay{
		Amount: &request2.JSAPIAmount{
			Total:    1,
			Currency: "CNY",
		},
		Attach:      "自定义数据说明",
		Description: "Image形象店-深圳腾大-QQ公仔",
		OutTradeNo:  "5519778939773395659222498002", // 这里是商户订单号，不能重复提交给微信
		Payer: &request2.JSAPIPayer{
			OpenID: "o4QEk5Mf1Do7utS7-SF5Go30s8i4", // 用户的openid， 记得也是动态的。
		},
})

if err != nil {
  log.Fatalf("error: %s", err)
}

// 根据prepay_id, 拼接出jssdk所需要的config
payConf, err := paymentService.JSSDK.BridgeConfig(response.PrepayID, true)
if err != nil {
  panic(err)
}
log.Println("jssdk config: ", payConf)
// --- output ---
// {
//    "appId": "ww16143ea0101327c7",
//    "nonceStr": "e1L0z2JdBsFbTw4HvnvUG2Py7L3r1qbw",
//    "package": "prepay_id=wx2900182391460641c6c7a36f40675f0000",
//    "paySign": "vNGlVG7gmWA3sy8T2BygoJmjuIrw6QcSg/VtkKFk3dUj34vpePAG...63nQ==",
//    "signType": "RSA",
//    "timeStamp": "1630167503"
//  }