dongfeng-pay/gateway/controllers/gateway/base_gateway.go

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2021-04-27 15:33:49 +08:00
/***************************************************
** @Desc : 处理下游请求的一些公用的逻辑
** @Time : 2019/10/28 18:09
** @Author : yuebin
** @File : base_gateway
** @Last Modified by : yuebin
** @Last Modified time: 2019/10/28 18:09
** @Software: GoLand
****************************************************/
package gateway
import (
"fmt"
"gateway/common"
"gateway/models"
controller "gateway/supplier"
"gateway/utils"
"github.com/beego/beego/v2/core/logs"
beego "github.com/beego/beego/v2/server/web"
"github.com/rs/xid"
"strconv"
"strings"
"time"
)
type BaseGateway struct {
beego.Controller
Params map[string]string //请求的基本参数
ClientIp string //商户ip
MerchantInfo models.MerchantInfo //商户信息
Msg string //信息
Code int //状态码 200正常
RoadInfo models.RoadInfo
RoadPoolInfo models.RoadPoolInfo
OrderAmount float64
PayWayCode string
PlatformRate float64
AgentRate float64
}
//获取商户请求过来的基本参数参数
func (c *BaseGateway) PayPrepare() {
c.Params = make(map[string]string)
//获取客户端的ip
c.ClientIp = c.Ctx.Input.IP()
c.Params["orderNo"] = strings.TrimSpace(c.GetString("orderNo"))
c.Params["productName"] = strings.TrimSpace(c.GetString("productName"))
c.Params["orderPeriod"] = strings.TrimSpace(c.GetString("orderPeriod"))
c.Params["orderPrice"] = strings.TrimSpace(c.GetString("orderPrice"))
c.Params["payWayCode"] = strings.TrimSpace(c.GetString("payWayCode"))
c.Params["osType"] = strings.TrimSpace(c.GetString("osType"))
c.Params["notifyUrl"] = strings.TrimSpace(c.GetString("notifyUrl"))
//c.Params["returnUrl"] = strings.TrimSpace(c.GetString("returnUrl"))
c.Params["payKey"] = strings.TrimSpace(c.GetString("payKey"))
c.Params["sign"] = strings.TrimSpace(c.GetString("sign"))
c.GetMerchantInfo()
c.JudgeParams()
if c.Code != -1 {
c.Code = 200
}
}
//判断参数的
func (c *BaseGateway) JudgeParams() {
//c.ReturnUrlIsValid()
c.OrderIsValid()
c.NotifyUrlIsValid()
c.OsTypeIsValid()
c.PayWayCodeIsValid()
c.ProductIsValid()
c.OrderPeriodIsValid()
c.IpIsWhite()
c.OrderPriceIsValid()
}
func (c *BaseGateway) ReturnUrlIsValid() {
if c.Params["returnUrl"] == "" || len(c.Params["returnUrl"]) == 0 {
c.Code = -1
c.Msg = "支付成功后跳转地址不能为空"
}
}
func (c *BaseGateway) NotifyUrlIsValid() {
if c.Params["notifyUrl"] == "" || len(c.Params["notifyUrl"]) == 0 {
c.Code = -1
c.Msg = "支付成功订单回调地址不能空位"
}
}
func (c *BaseGateway) OsTypeIsValid() {
if c.Params["osType"] == "" || len(c.Params["osType"]) == 0 {
c.Code = -1
c.Msg = "支付设备系统类型不能为空,默认填写\"1\"即可"
}
}
func (c *BaseGateway) PayWayCodeIsValid() {
if c.Params["payWayCode"] == "" || len(c.Params["payWayCode"]) == 0 {
c.Code = -1
c.Msg = "支付类型字段不能为空"
return
}
if !strings.Contains(c.Params["payWayCode"], "SCAN") {
c.Code = -1
c.Msg = "扫码支付不支持这种支付类型"
} else {
scanPayWayCodes := common.GetScanPayWayCodes()
for _, v := range scanPayWayCodes {
if c.Params["payWayCode"] == v {
c.PayWayCode = strings.Replace(c.Params["payWayCode"], "-", "_", -1)
return
}
}
c.Code = -1
c.Msg = "不存在这种支付类型,请仔细阅读对接文档"
}
}
func (c *BaseGateway) ProductIsValid() {
if c.Params["productName"] == "" || len(c.Params["productName"]) == 0 {
c.Code = -1
c.Msg = "商品描述信息字段不能为空"
}
}
func (c *BaseGateway) OrderPeriodIsValid() {
if c.Params["orderPeriod"] == "" || len(c.Params["orderPeriod"]) == 0 {
c.Code = -1
c.Msg = "订单过期时间不能为空,默认填写\"1\"即可"
}
}
//获取商户信息
func (c *BaseGateway) GetMerchantInfo() {
merchantInfo := models.GetMerchantByPaykey(c.Params["payKey"])
if merchantInfo.MerchantUid == "" || len(merchantInfo.MerchantUid) == 0 {
c.Code = -1
c.Msg = "商户不存在或者paykey有误请联系管理员"
} else if merchantInfo.Status != common.ACTIVE {
c.Code = -1
c.Msg = "商户状态已经被冻结或者被删除,请联系管理员!"
} else {
c.MerchantInfo = merchantInfo
}
}
//判断订单金额
func (c *BaseGateway) OrderPriceIsValid() {
if c.Params["orderPrice"] == "" || len(c.Params["orderPrice"]) == 0 {
c.Code = -1
c.Msg = "订单金额不能为空"
return
}
a, err := strconv.ParseFloat(c.Params["orderPrice"], 64)
if err != nil {
logs.Error("order price is invalid ", c.Params["orderPrice"])
c.Code = -1
c.Msg = "订单金额非法"
}
c.OrderAmount = a
}
//判断金额订单号是否为空或者有重复
func (c *BaseGateway) OrderIsValid() {
if c.Params["orderNo"] == "" || len(c.Params["orderNo"]) == 0 {
c.Code = -1
c.Msg = "商户订单号不能为空"
return
}
if models.OrderNoIsEixst(c.Params["orderNo"]) {
c.Code = -1
c.Msg = "商户订单号重复"
}
}
//判断ip是否在白名单中
func (c *BaseGateway) IpIsWhite() bool {
//TODO
return true
}
//选择通道
func (c *BaseGateway) ChooseRoad() {
payWayCode := c.Params["payWayCode"]
merchantUid := c.MerchantInfo.MerchantUid
//通道配置信息
deployInfo := models.GetMerchantDeployByUidAndPayType(merchantUid, payWayCode)
if deployInfo.MerchantUid == "" {
c.Code = -1
c.Msg = "该商户没有配置"
return
}
singleRoad := models.GetRoadInfoByRoadUid(deployInfo.SingleRoadUid)
c.RoadPoolInfo = models.GetRoadPoolByRoadPoolCode(deployInfo.RollRoadCode)
if c.RoadIsValid(singleRoad) {
c.RoadInfo = singleRoad
c.PlatformRate = deployInfo.SingleRoadPlatformRate
c.AgentRate = deployInfo.SingleRoadAgentRate
return
}
//如果单通道没有有效的,那么寻找通道池里面的通道
if c.RoadPoolInfo.RoadPoolCode == "" {
c.Code = -1
c.Msg = "该商户没有配置通道"
return
}
roadUids := strings.Split(c.RoadPoolInfo.RoadUidPool, "||")
roadInfos := models.GetRoadInfosByRoadUids(roadUids)
for _, roadInfo := range roadInfos {
if c.RoadIsValid(roadInfo) {
c.RoadInfo = roadInfo
c.PlatformRate = deployInfo.RollRoadPlatformRate
c.AgentRate = deployInfo.RollRoadAgentRate
return
}
}
if c.RoadInfo.RoadUid == "" {
c.Code = -1
c.Msg = "该商户没有配置通道或者通道不可用"
}
}
//判断通道是否是合法的
func (c *BaseGateway) RoadIsValid(roadInfo models.RoadInfo) bool {
if roadInfo.RoadUid == "" || len(roadInfo.RoadUid) == 0 {
return false
}
FORMAT := fmt.Sprintf("该通道:%s;", roadInfo.RoadName)
if roadInfo.Status != "active" {
logs.Notice(FORMAT + "不是激活状态")
return false
}
hour := time.Now().Hour()
s := roadInfo.StarHour
e := roadInfo.EndHour
if hour < s || hour > e {
logs.Notice(FORMAT)
return false
}
minAmount := roadInfo.SingleMinLimit
maxAmount := roadInfo.SingleMaxLimit
if minAmount > c.OrderAmount || maxAmount < c.OrderAmount {
logs.Error(FORMAT + "订单金额超限制")
return false
}
todayLimit := roadInfo.TodayLimit
totalLimit := roadInfo.TotalLimit
todayIncome := roadInfo.TodayIncome
totalIncome := roadInfo.TotalIncome
if (todayIncome + c.OrderAmount) > todayLimit {
logs.Error(FORMAT + "达到了每天金额上限")
return false
}
if (totalIncome + c.OrderAmount) > totalLimit {
logs.Error(FORMAT + "达到了总量限制")
return false
}
//如果通道被选中,那么总请求数+1
roadInfo.RequestAll = roadInfo.RequestAll + 1
roadInfo.UpdateTime = utils.GetBasicDateTime()
models.UpdateRoadInfo(roadInfo)
return true
}
//获取基本订单记录
func (c *BaseGateway) GetOrderInfo() models.OrderInfo {
//6666是自己系统订单号
bankOrderNo := "6666" + xid.New().String()
//获取支付类型的名称,例如支付宝扫码等
payTypeName := common.GetNameByPayWayCode(c.Params["payWayCode"])
orderInfo := models.OrderInfo{
MerchantUid: c.MerchantInfo.MerchantUid, MerchantName: c.MerchantInfo.MerchantName, MerchantOrderId: c.Params["orderNo"],
BankOrderId: bankOrderNo, OrderAmount: c.OrderAmount, FactAmount: c.OrderAmount, ShowAmount: c.OrderAmount,
RollPoolCode: c.RoadPoolInfo.RoadPoolCode, RollPoolName: c.RoadPoolInfo.RoadPoolName, RoadUid: c.RoadInfo.RoadUid,
RoadName: c.RoadInfo.RoadName, PayProductName: c.RoadInfo.ProductName, ShopName: c.Params["productName"], Freeze: common.NO,
Refund: common.NO, Unfreeze: common.NO, PayProductCode: c.RoadInfo.ProductUid, PayTypeCode: c.PayWayCode, PayTypeName: payTypeName,
OsType: c.Params["osType"], Status: common.WAIT, NotifyUrl: c.Params["notifyUrl"], ReturnUrl: c.Params["returnUrl"],
OrderPeriod: c.Params["orderPeriod"], UpdateTime: utils.GetBasicDateTime(), CreateTime: utils.GetBasicDateTime(),
}
if c.MerchantInfo.BelongAgentUid != "" || c.AgentRate > common.ZERO {
orderInfo.AgentUid = c.MerchantInfo.BelongAgentUid
orderInfo.AgentName = c.MerchantInfo.BelongAgentName
}
return orderInfo
}
//计算收益,平台利润,代理利润
func (c *BaseGateway) GetOrderProfit(orderInfo models.OrderInfo) models.OrderProfitInfo {
//因为所有的手续费率都是百分率所以需要除以100
payTypeName := common.GetNameByPayWayCode(c.PayWayCode)
supplierProfit := c.OrderAmount / 100 * c.RoadInfo.BasicFee
platformProfit := c.OrderAmount / 100 * c.PlatformRate
agentProfit := c.OrderAmount / 100 * c.AgentRate
//如果用户没有设置代理那么代理利润为0.000
if c.MerchantInfo.BelongAgentUid == "" || len(c.MerchantInfo.BelongAgentUid) == 0 {
agentProfit = common.ZERO
}
allProfit := supplierProfit + platformProfit + agentProfit
if allProfit >= c.OrderAmount {
logs.Error("手续费已经超过订单金额bankOrderId = %s", orderInfo.BankOrderId)
c.Msg = "手续费已经超过了订单金额"
c.Code = -1
}
orderProfit := models.OrderProfitInfo{
PayProductCode: c.RoadInfo.ProductUid, PayProductName: c.RoadInfo.ProductName, PayTypeCode: c.PayWayCode, PayTypeName: payTypeName,
Status: common.WAIT, MerchantOrderId: c.Params["orderNo"], BankOrderId: orderInfo.BankOrderId, OrderAmount: c.OrderAmount,
FactAmount: c.OrderAmount, ShowAmount: c.OrderAmount, AllProfit: allProfit, UserInAmount: c.OrderAmount - allProfit,
SupplierProfit: supplierProfit, PlatformProfit: platformProfit, AgentProfit: agentProfit, UpdateTime: utils.GetBasicDateTime(),
CreateTime: utils.GetBasicDateTime(), MerchantUid: c.MerchantInfo.MerchantUid, MerchantName: orderInfo.MerchantName,
SupplierRate: c.RoadInfo.BasicFee, PlatformRate: c.PlatformRate, AgentRate: c.AgentRate, AgentName: orderInfo.AgentName, AgentUid: orderInfo.AgentUid,
}
//如果该条订单设置了代理利率,并且设置了代理
if c.MerchantInfo.BelongAgentUid != "" || c.AgentRate > common.ZERO {
orderProfit.AgentUid = c.MerchantInfo.BelongAgentUid
orderProfit.AgentName = c.MerchantInfo.BelongAgentName
}
return orderProfit
}
/*
* 生成订单一系列的记录
*/
func (c *BaseGateway) GenerateRecord() (models.OrderInfo, models.OrderProfitInfo) {
//生成订单记录,订单利润利润
orderInfo := c.GetOrderInfo()
orderProfit := c.GetOrderProfit(orderInfo)
if c.Code == -1 {
return orderInfo, orderProfit
}
if !controller.InsertOrderAndOrderProfit(orderInfo, orderProfit) {
c.Code = -1
return orderInfo, orderProfit
}
logs.Info("插入支付订单记录和支付利润记录成功")
return orderInfo, orderProfit
}
func (c *BaseGateway) GenerateSuccessData(scanData controller.ScanData) *ScanSuccessData {
params := make(map[string]string)
params["orderNo"] = scanData.OrderNo
params["orderPrice"] = scanData.OrderPrice
params["payKey"] = c.MerchantInfo.MerchantKey
params["payURL"] = scanData.PayUrl
params["statusCode"] = "00"
keys := utils.SortMap(params)
sign := utils.GetMD5Sign(params, keys, c.MerchantInfo.MerchantSecret)
scanSuccessData := new(ScanSuccessData)
scanSuccessData.StatusCode = "00"
scanSuccessData.PayKey = c.MerchantInfo.MerchantKey
scanSuccessData.OrderNo = scanData.OrderNo
scanSuccessData.OrderPrice = scanData.OrderPrice
scanSuccessData.PayUrl = scanData.PayUrl
scanSuccessData.PayKey = c.MerchantInfo.MerchantKey
scanSuccessData.Msg = "请求成功"
scanSuccessData.Sign = sign
return scanSuccessData
}