Jsapi支付下单接口

Pay接口

jsapi支付下单接口

POST USEEPAY_PATH/api

Headers

Name	Type	Description
content-type*	String	application/x-www-form-urlencoded

Request Body

Name	Type	Description
transactionType*	String	交易类型 : pay
version*	String(5)	目前固定为 1.0 (5)
signType*	String	商户生成签名字符串所使用的签名算法类型，目前支持：RSA/MD5
merchantNo*	String(16)	商户号
transactionId*	String(64)	商户订单号
transactionExpirationTime	String(6)	可选，默认为20分钟 .范围1-20
appId*	String (128)	网站域名
amount*	String(12)	支付金额，单位为对应币种的最小货币单位(详见 ISO 4217)
currency*	String(3)	3 位 ISO 大写字母货币代码(详见 ISO 4217) 目前仅支持HKD
notifyUrl*	String(512)	异步通知
echoParam	String(256)	回声参数，响应报文会原样返回
payerInfo*	String	Json格式的String 付款方信息, 请下方
orderInfo	String	json string, 订单信息, 请参考下方

200: OK

{
    "amount": "100",
    "redirectUrl": "",
    "resultCode": "pending",
    "sign": "aPkk1Y735aop9iND6byVEACwrhmWHNIRP9Hd/a36wE9g9iYMB2jXklU8QzOrOI3fJefeDl3+JcAE\nUcJXDKI8fjYUGtlA/8VhJuOmyN1xoOWSwgDr1YAGK2B+beOeFTPuWXtSsqnCoO6ebhk1soBVeT3x\nJHmPS4wSoccGXrn/VAQ=\n",
    "errorCode": "3200",
    "transactionId": "1663122582326",
    "errorMsg": "Transaction is pending",
    "transactionType": "pay",
    "reference": "1012209141029011519",
    "redirectMethod": "",
    "echoParam": "echoParam",
    "redirectParam": "{\"timeStamp\":\"1663122586556\",\"package\":\"prepay_id=wx1410294747107604126381be3c62a80000\",\"paySign\":\"qnYD6nuEZc3odQmXeGNvzD6ls65juKBuym6/rH7KClgbOuK9NXCyjC8B300eUEGRNMPlZCuAkiDDSeKj79yn2Vs/QXMwwJKlxuybrRHUw0vEb4oYkt2t0p9ugIQUYkbTzznfCcUKFhPS+lkYZXczBRLjGe+644zWRqnuUTy91h3GD250tbfwlybK+7y1hF6yp/JN9e8WsjXmbXu7Ah9NknMQ3aJtDk8GXD0MWPeylLlFfGo5J7DAIVcXmYrlMf6PKr+7vnwyrLZux24jscWayK6kHepfDQgh+PkZpCEp/hW4x8fltvfgecN3Yq22bsNmlweZWACnzleB8Gl/y6fr8A==\",\"appId\":\"wxbd881f2b1b6c426d\",\"signType\":\"RSA\",\"nonceStr\":\"1663122586556\"}",
    "signType": "RSA",
    "currency": "CNY",
    "merchantNo": "500000000007264"
}

Request Body

amount=100&appId=www.pay.com&currency=HKD&echoParam=echoParam&merchantNo=500000000007381&notifyUrl=https://gatewaytest.useepay.com/notifyV2u0&orderInfo={"subject":"description"}&payerInfo={"paymentMethod":"wechat_jsapi","sub_appid":"wxbd881f2b1b6c426d","sub_openid":"oOW1us-s_y3xkl3x_VS6fxpBqHp4"}&redirectUrl=https://gatewaytest.useepay.com/gateway-test/redirectV2u0&sign=b9295adac577bae00b337a1c389a68bd&signType=MD5&transactionExpirationTime=2&transactionId=1663212415666&transactionType=pay&version=1.0

Response Body

Request 参数详细描述

PayerInfo 付款人信息

参数	必选	类型	说明
paymentMethod	Y	String	目前固定为 wechat_jsapi
sub_appid	Y	String	公众号id
sub_openid	Y	String	消费者的openid

orderInfo 订单信息

	必选	类型	说明
subject	Y	String	商品标题

Response

字段	描述	是否必须
resultCode	业务结果（详见 业务结果码）判断交易是否成功的依据 当前交易涉及的有: succeed,pending,failed, closed	Y
reference	USEEPAY 订单号	N
transactionType	支付类型 pay	Y
transactionId	商户订单号	Y
sign	签名	Y
echoParam	回声参数，响应报文会原样返回	N
errorMsg	错误码消息描述	Y
errorCode	错误码（详见 错误码 errorCode）	Y
currency	3 位 ISO 大写字母货币代码(详见 ISO 4217)	Y
amount	订单金额	Y
redirectParam	微信公众号支付需要的参数Json String	N
signType	签名类型	Y

{
    "amount": "100",
    "redirectUrl": "",
    "resultCode": "pending",
    "sign": "aPkk1Y735aop9iND6byVEACwrhmWHNIRP9Hd/a36wE9g9iYMB2jXklU8QzOrOI3fJefeDl3+JcAE\nUcJXDKI8fjYUGtlA/8VhJuOmyN1xoOWSwgDr1YAGK2B+beOeFTPuWXtSsqnCoO6ebhk1soBVeT3x\nJHmPS4wSoccGXrn/VAQ=\n",
    "errorCode": "3200",
    "transactionId": "1663122582326",
    "errorMsg": "Transaction is pending",
    "transactionType": "pay",
    "reference": "1012209141029011519",
    "redirectMethod": "",
    "echoParam": "echoParam",
    "redirectParam": "{\"timeStamp\":\"1663122586556\",\"package\":\"prepay_id=wx1410294747107604126381be3c62a80000\",\"paySign\":\"qnYD6nuEZc3odQmXeGNvzD6ls65juKBuym6/rH7KClgbOuK9NXCyjC8B300eUEGRNMPlZCuAkiDDSeKj79yn2Vs/QXMwwJKlxuybrRHUw0vEb4oYkt2t0p9ugIQUYkbTzznfCcUKFhPS+lkYZXczBRLjGe+644zWRqnuUTy91h3GD250tbfwlybK+7y1hF6yp/JN9e8WsjXmbXu7Ah9NknMQ3aJtDk8GXD0MWPeylLlFfGo5J7DAIVcXmYrlMf6PKr+7vnwyrLZux24jscWayK6kHepfDQgh+PkZpCEp/hW4x8fltvfgecN3Yq22bsNmlweZWACnzleB8Gl/y6fr8A==\",\"appId\":\"wxbd881f2b1b6c426d\",\"signType\":\"RSA\",\"nonceStr\":\"1663122586556\"}",
    "signType": "RSA",
    "currency": "CNY",
    "merchantNo": "500000000007264"
}

redirectParam

字段	描述	是否必须
timeStamp	时间戳	Y
package	统一下单接口返回的prepay_id参数值，提交格式如：prepay_id=***	Y
paySign	微信签名	Y
appId	公众号名称，由商户传入	Y
signType	微信签名方式 固定诶RSA	Y
noceStr	随机串	Y

{
    "timeStamp": "1663122586556",
    "package": "prepay_id=wx1410294747107604126381be3c62a80000",
    "paySign": "qnYD6nuEZc3odQmXeGNvzD6ls65juKBuym6/rH7KClgbOuK9NXCyjC8B300eUEGRNMPlZCuAkiDDSeKj79yn2Vs/QXMwwJKlxuybrRHUw0vEb4oYkt2t0p9ugIQUYkbTzznfCcUKFhPS+lkYZXczBRLjGe+644zWRqnuUTy91h3GD250tbfwlybK+7y1hF6yp/JN9e8WsjXmbXu7Ah9NknMQ3aJtDk8GXD0MWPeylLlFfGo5J7DAIVcXmYrlMf6PKr+7vnwyrLZux24jscWayK6kHepfDQgh+PkZpCEp/hW4x8fltvfgecN3Yq22bsNmlweZWACnzleB8Gl/y6fr8A==",
    "appId": "wxbd881f2b1b6c426d",
    "signType": "RSA",
    "nonceStr": "1663122586556"
}