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add tax

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This commit is contained in:
liangzai
2025-06-24 15:46:41 +08:00
parent 3833f67b03
commit be63c01987
22 changed files with 1509 additions and 34 deletions
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5
app/main/api/internal/config/config.go
View File

@@ -25,6 +25,7 @@ type Config struct {
Query QueryConfig
AdminConfig AdminConfig
AdminPromotion AdminPromotion
TaxConfig TaxConfig
}
// JwtAuth 用于 JWT 鉴权配置
@@ -124,3 +125,7 @@ type AdminConfig struct {
type AdminPromotion struct {
URLDomain string
}
type TaxConfig struct {
TaxRate float64
TaxExemptionAmount float64
}

29
app/main/api/internal/handler/agent/getagentwithdrawaltaxexemptionhandler.go Normal file
View File

@@ -0,0 +1,29 @@
package agent
import (
"net/http"
"github.com/zeromicro/go-zero/rest/httpx"
"qnc-server/app/main/api/internal/logic/agent"
"qnc-server/app/main/api/internal/svc"
"qnc-server/app/main/api/internal/types"
"qnc-server/common/result"
"qnc-server/pkg/lzkit/validator"
)
func GetAgentWithdrawalTaxExemptionHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req types.GetWithdrawalTaxExemptionReq
if err := httpx.Parse(r, &req); err != nil {
result.ParamErrorResult(r, w, err)
return
}
if err := validator.Validate(req); err != nil {
result.ParamValidateErrorResult(r, w, err)
return
}
l := agent.NewGetAgentWithdrawalTaxExemptionLogic(r.Context(), svcCtx)
resp, err := l.GetAgentWithdrawalTaxExemption(&req)
result.HttpResult(r, w, resp, err)
}
}

5
app/main/api/internal/handler/routes.go
View File

@@ -631,6 +631,11 @@ func RegisterHandlers(server *rest.Server, serverCtx *svc.ServiceContext) {
Path: "/withdrawal",
Handler: agent.AgentWithdrawalHandler(serverCtx),
},
{
Method: http.MethodGet,
Path: "/withdrawal/tax/exemption",
Handler: agent.GetAgentWithdrawalTaxExemptionHandler(serverCtx),
},
}...,
),
rest.WithJwt(serverCtx.Config.JwtAuth.AccessSecret),

155
app/main/api/internal/logic/agent/agentwithdrawallogic.go
View File

@@ -2,6 +2,7 @@ package agent
import (
"context"
"database/sql"
"fmt"
"qnc-server/app/main/model"
"qnc-server/common/ctxdata"
@@ -53,16 +54,18 @@ func (l *AgentWithdrawalLogic) AgentWithdrawal(req *types.WithdrawalReq) (*types
outBizNo string
withdrawRes = &types.WithdrawalResp{}
)
var finalWithdrawAmount float64 // 实际到账金额
// 使用事务处理核心操作
err := l.svcCtx.AgentModel.Trans(l.ctx, func(ctx context.Context, session sqlx.Session) error {
userID, err := ctxdata.GetUidFromCtx(l.ctx)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "获取用户ID失败: %v", err)
}
// 查询代理信息
agentModel, err := l.svcCtx.AgentModel.FindOneByUserId(l.ctx, userID)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "查询代理信息失败: %v", err)
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "查询代理信息失败: %v", err)
}
agentRealName, err := l.svcCtx.AgentRealNameModel.FindOneByAgentId(l.ctx, agentModel.Id)
if err != nil {
@@ -77,7 +80,6 @@ func (l *AgentWithdrawalLogic) AgentWithdrawal(req *types.WithdrawalReq) (*types
if agentRealName.Name != req.PayeeName {
return errors.Wrapf(xerr.NewErrMsg("您的实名认证信息不匹配, 无法提现"), "您的实名认证信息不匹配")
}
// 查询钱包
agentWallet, err := l.svcCtx.AgentWalletModel.FindOneByAgentId(l.ctx, agentModel.Id)
if err != nil {
@@ -92,16 +94,82 @@ func (l *AgentWithdrawalLogic) AgentWithdrawal(req *types.WithdrawalReq) (*types
// 生成交易号
outBizNo = "W_" + l.svcCtx.AlipayService.GenerateOutTradeNo()
// 创建提现记录（初始状态为处理中）
if err = l.createWithdrawalRecord(session, agentModel.Id, req, outBizNo); err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "创建提现记录失败: %v", err)
}
// 冻结资金（事务内操作）
if err = l.freezeFunds(session, agentWallet, req.Amount); err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "资金冻结失败: %v", err)
}
yearMonth := int64(time.Now().Year()*100 + int(time.Now().Month()))
// 计算税务额度
taxExemption, err := l.svcCtx.AgentWithdrawalTaxExemptionModel.FindOneByAgentIdYearMonth(l.ctx, agentModel.Id, yearMonth)
if err != nil {
if errors.Is(err, model.ErrNotFound) {
taxExemption, err = l.createMonthlyExemption(session, agentModel.Id, yearMonth)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "创建代理税务额度失败: %v", err)
}
} else {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "获取代理税务额度失败: %v", err)
}
}
var taxAmount float64 // 应缴税费
var taxDeductionPart float64 // 应税金额
var TaxStatus int64 // 扣税状态
var exemptionAmount float64 // 免税金额
taxRate := l.svcCtx.Config.TaxConfig.TaxRate
if taxExemption.RemainingExemptionAmount < req.Amount {
// 超过免税额度需要扣税
exemptionAmount = taxExemption.RemainingExemptionAmount // 免税金额 = 剩余免税额度
TaxStatus = model.TaxStatusPending // 扣税状态 = 待扣税
taxDeductionPart = req.Amount - taxExemption.RemainingExemptionAmount // 应税金额 = 提现金额 - 剩余免税额度
taxAmount = taxDeductionPart * taxRate // 应缴税费 = 应税金额 * 税率
finalWithdrawAmount = req.Amount - taxAmount // 实际到账金额 = 提现金额 - 应缴税费
taxExemption.UsedExemptionAmount += exemptionAmount // 已使用免税额度 = 已使用免税额度 + 免税金额
taxExemption.RemainingExemptionAmount -= exemptionAmount // 剩余免税额度 = 剩余免税额度 - 免税金额
err = l.svcCtx.AgentWithdrawalTaxExemptionModel.UpdateWithVersion(l.ctx, session, taxExemption)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "更新代理税务额度失败: %v", err)
}
} else {
// 未超过免税额度，免税
exemptionAmount = req.Amount // 免税金额 = 提现金额
TaxStatus = model.TaxStatusExempt // 扣税状态 = 免税
taxDeductionPart = 0 // 应税金额 = 0
finalWithdrawAmount = req.Amount // 实际到账金额 = 提现金额
taxAmount = 0 // 应缴税费 = 0
taxExemption.UsedExemptionAmount += exemptionAmount // 已使用免税额度 = 已使用免税额度 + 免税金额
taxExemption.RemainingExemptionAmount -= exemptionAmount // 剩余免税额度 = 剩余免税额度 - 免税金额
err = l.svcCtx.AgentWithdrawalTaxExemptionModel.UpdateWithVersion(l.ctx, session, taxExemption)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "更新代理税务额度失败: %v", err)
}
}
// 创建提现记录（初始状态为处理中）
withdrawalID, err := l.createWithdrawalRecord(session, agentModel.Id, req.PayeeAccount, req.Amount, finalWithdrawAmount, taxAmount, outBizNo)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "创建提现记录失败: %v", err)
}
// 扣税记录
taxModel := &model.AgentWithdrawalTax{
AgentId: agentModel.Id,
YearMonth: yearMonth,
WithdrawalId: withdrawalID,
WithdrawalAmount: req.Amount,
ExemptionAmount: exemptionAmount,
TaxableAmount: taxDeductionPart,
TaxRate: taxRate,
TaxAmount: taxAmount,
ActualAmount: finalWithdrawAmount,
TaxStatus: TaxStatus,
Remark: sql.NullString{String: "提现成功自动扣税", Valid: true},
ExemptionRecordId: taxExemption.Id,
}
_, err = l.svcCtx.AgentWithdrawalTaxModel.Insert(ctx, session, taxModel)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "创建扣税记录失败: %v", err)
}
return nil
})
@@ -110,8 +178,9 @@ func (l *AgentWithdrawalLogic) AgentWithdrawal(req *types.WithdrawalReq) (*types
}
// 同步调用支付宝转账
transferResp, err := l.svcCtx.AlipayService.AliTransfer(l.ctx, req.PayeeAccount, req.PayeeName, req.Amount, "代理提现", outBizNo)
transferResp, err := l.svcCtx.AlipayService.AliTransfer(l.ctx, req.PayeeAccount, req.PayeeName, finalWithdrawAmount, "代理提现", outBizNo)
if err != nil {
l.Logger.Errorf("【支付宝转账失败】outBizNo:%s error:%v", outBizNo, err)
l.handleTransferError(outBizNo, err, "支付宝接口调用失败")
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "支付宝接口调用失败: %v", err)
}
@@ -179,17 +248,22 @@ func (l *AgentWithdrawalLogic) mapAlipayError(code string) string {
}
// 创建提现记录（事务内操作）
func (l *AgentWithdrawalLogic) createWithdrawalRecord(session sqlx.Session, agentID int64, req *types.WithdrawalReq, outBizNo string) error {
func (l *AgentWithdrawalLogic) createWithdrawalRecord(session sqlx.Session, agentID int64, payeeAccount string, amount float64, finalWithdrawAmount float64, taxAmount float64, outBizNo string) (int64, error) {
record := &model.AgentWithdrawal{
AgentId: agentID,
WithdrawNo: outBizNo,
PayeeAccount: req.PayeeAccount,
Amount: req.Amount,
PayeeAccount: payeeAccount,
Amount: amount,
ActualAmount: finalWithdrawAmount,
TaxAmount: taxAmount,
Status: StatusProcessing,
}
_, err := l.svcCtx.AgentWithdrawalModel.Insert(l.ctx, session, record)
return err
result, err := l.svcCtx.AgentWithdrawalModel.Insert(l.ctx, session, record)
if err != nil {
return 0, err
}
return result.LastInsertId()
}
// 冻结资金（事务内操作）
@@ -264,7 +338,6 @@ func (l *AgentWithdrawalLogic) updateWithdrawalStatus(outBizNo string, status in
if _, err = l.svcCtx.AgentWithdrawalModel.Update(ctx, session, record); err != nil {
return err
}
// 失败时解冻资金
if status == StatusFailed {
wallet, err := l.svcCtx.AgentWalletModel.FindOneByAgentId(ctx, record.AgentId)
@@ -277,6 +350,27 @@ func (l *AgentWithdrawalLogic) updateWithdrawalStatus(outBizNo string, status in
if err := l.svcCtx.AgentWalletModel.UpdateWithVersion(ctx, session, wallet); err != nil {
return err
}
taxModel, err := l.svcCtx.AgentWithdrawalTaxModel.FindOneByWithdrawalId(ctx, record.Id)
if err != nil {
return err
}
if taxModel.TaxStatus == model.TaxStatusPending {
taxModel.TaxStatus = model.TaxStatusFailed // 扣税状态 = 失败
taxModel.TaxTime = sql.NullTime{Time: time.Now(), Valid: true}
if err := l.svcCtx.AgentWithdrawalTaxModel.UpdateWithVersion(ctx, session, taxModel); err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "更新扣税记录失败: %v", err)
}
}
taxExemption, err := l.svcCtx.AgentWithdrawalTaxExemptionModel.FindOne(ctx, taxModel.ExemptionRecordId)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "获取代理税务额度失败: %v", err)
}
taxExemption.UsedExemptionAmount -= taxModel.ExemptionAmount
taxExemption.RemainingExemptionAmount += taxModel.ExemptionAmount
if err := l.svcCtx.AgentWithdrawalTaxExemptionModel.UpdateWithVersion(ctx, session, taxExemption); err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "更新代理税务额度失败: %v", err)
}
}
if status == StatusSuccess {
wallet, err := l.svcCtx.AgentWalletModel.FindOneByAgentId(ctx, record.AgentId)
@@ -288,6 +382,17 @@ func (l *AgentWithdrawalLogic) updateWithdrawalStatus(outBizNo string, status in
if err := l.svcCtx.AgentWalletModel.UpdateWithVersion(ctx, session, wallet); err != nil {
return err
}
taxModel, err := l.svcCtx.AgentWithdrawalTaxModel.FindOneByWithdrawalId(ctx, record.Id)
if err != nil {
return err
}
if taxModel.TaxStatus == model.TaxStatusPending {
taxModel.TaxStatus = model.TaxStatusSuccess // 扣税状态 = 成功
taxModel.TaxTime = sql.NullTime{Time: time.Now(), Valid: true}
if err := l.svcCtx.AgentWithdrawalTaxModel.UpdateWithVersion(ctx, session, taxModel); err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "更新扣税记录失败: %v", err)
}
}
}
return nil
})
@@ -311,7 +416,6 @@ func (l *AgentWithdrawalLogic) handleTransferFailure(outBizNo string, rsp interf
}
l.updateWithdrawalStatus(outBizNo, StatusFailed, errorMsg)
l.Logger.Errorf("提现失败 outBizNo:%s reason:%s", outBizNo, errorMsg)
l.Logger.Errorf("错误响应 rsp:%+v", rsp)
}
// 超时处理
@@ -325,3 +429,22 @@ func (l *AgentWithdrawalLogic) handleTransferError(outBizNo string, err error, c
l.updateWithdrawalStatus(outBizNo, StatusFailed, "系统处理异常")
l.Logger.Errorf("%s outBizNo:%s error:%v", contextMsg, outBizNo, err)
}
func (l *AgentWithdrawalLogic) createMonthlyExemption(session sqlx.Session, agentId int64, yearMonth int64) (*model.AgentWithdrawalTaxExemption, error) {
exemption := &model.AgentWithdrawalTaxExemption{
AgentId: agentId,
YearMonth: yearMonth,
TotalExemptionAmount: l.svcCtx.Config.TaxConfig.TaxExemptionAmount,
UsedExemptionAmount: 0.00,
RemainingExemptionAmount: l.svcCtx.Config.TaxConfig.TaxExemptionAmount,
}
result, err := l.svcCtx.AgentWithdrawalTaxExemptionModel.Insert(l.ctx, session, exemption)
if err != nil {
return nil, err
}
id, _ := result.LastInsertId()
exemption.Id = id
return exemption, nil
}

9
app/main/api/internal/logic/agent/applyforagentlogic.go
View File

@@ -69,6 +69,9 @@ func (l *ApplyForAgentLogic) ApplyForAgent(req *types.AgentApplyReq) (resp *type
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "代理申请, 读取数据库获取用户失败, mobile: %s, err: %+v", encryptedMobile, err)
}
if user == nil {
if claims != nil && claims.UserType == model.UserTypeNormal {
return errors.Wrapf(xerr.NewErrMsg("当前用户已注册，请输入注册的手机号"), "代理申请, 当前用户已注册")
}
userID, err = l.svcCtx.UserService.RegisterUser(l.ctx, encryptedMobile)
if err != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "代理申请, 注册用户失败: %+v", err)
@@ -150,6 +153,12 @@ func (l *ApplyForAgentLogic) ApplyForAgent(req *types.AgentApplyReq) (resp *type
if insertAgentWalletModelErr != nil {
return errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "代理申请, 新增代理钱包失败: %+v", insertAgentWalletModelErr)
}
// 新增代理扣税免税额度
var agentWithdrawalTaxExemption model.AgentWithdrawalTaxExemption
agentWithdrawalTaxExemption.AgentId = agentID
agentWithdrawalTaxExemption.TotalExemptionAmount = l.svcCtx.Config.TaxConfig.TaxExemptionAmount
agentWithdrawalTaxExemption.UsedExemptionAmount = 0
agentWithdrawalTaxExemption.RemainingExemptionAmount = l.svcCtx.Config.TaxConfig.TaxExemptionAmount
return nil
})
if transErr != nil {

78
app/main/api/internal/logic/agent/getagentwithdrawaltaxexemptionlogic.go Normal file
View File

@@ -0,0 +1,78 @@
package agent
import (
"context"
"time"
"qnc-server/app/main/api/internal/svc"
"qnc-server/app/main/api/internal/types"
"qnc-server/app/main/model"
"qnc-server/common/ctxdata"
"qnc-server/common/xerr"
"github.com/pkg/errors"
"github.com/zeromicro/go-zero/core/logx"
)
type GetAgentWithdrawalTaxExemptionLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewGetAgentWithdrawalTaxExemptionLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetAgentWithdrawalTaxExemptionLogic {
return &GetAgentWithdrawalTaxExemptionLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *GetAgentWithdrawalTaxExemptionLogic) GetAgentWithdrawalTaxExemption(req *types.GetWithdrawalTaxExemptionReq) (resp *types.GetWithdrawalTaxExemptionResp, err error) {
userID, err := ctxdata.GetUidFromCtx(l.ctx)
if err != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "获取用户ID失败: %+v", err)
}
agent, err := l.svcCtx.AgentModel.FindOneByUserId(l.ctx, userID)
if err != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "获取代理ID失败: %+v", err)
}
yearMonth := int64(time.Now().Year()*100 + int(time.Now().Month()))
agentWithdrawalTaxExemption, err := l.svcCtx.AgentWithdrawalTaxExemptionModel.FindOneByAgentIdYearMonth(l.ctx, agent.Id, yearMonth)
if err != nil {
if errors.Is(err, model.ErrNotFound) {
agentWithdrawalTaxExemption, err = l.createMonthlyExemption(agent.Id, yearMonth)
if err != nil {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "创建代理税务额度失败: %v", err)
}
} else {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "获取代理税务额度失败: %+v", err)
}
}
return &types.GetWithdrawalTaxExemptionResp{
TotalExemptionAmount: agentWithdrawalTaxExemption.TotalExemptionAmount,
UsedExemptionAmount: agentWithdrawalTaxExemption.UsedExemptionAmount,
RemainingExemptionAmount: agentWithdrawalTaxExemption.RemainingExemptionAmount,
TaxRate: l.svcCtx.Config.TaxConfig.TaxRate,
}, nil
}
func (l *GetAgentWithdrawalTaxExemptionLogic) createMonthlyExemption(agentId int64, yearMonth int64) (*model.AgentWithdrawalTaxExemption, error) {
exemption := &model.AgentWithdrawalTaxExemption{
AgentId: agentId,
YearMonth: yearMonth,
TotalExemptionAmount: l.svcCtx.Config.TaxConfig.TaxExemptionAmount,
UsedExemptionAmount: 0.00,
RemainingExemptionAmount: l.svcCtx.Config.TaxConfig.TaxExemptionAmount,
}
result, err := l.svcCtx.AgentWithdrawalTaxExemptionModel.Insert(l.ctx, nil, exemption)
if err != nil {
return nil, err
}
id, _ := result.LastInsertId()
exemption.Id = id
return exemption, nil
}

2
app/main/api/internal/logic/pay/wechatpayrefundcallbacklogic.go
View File

@@ -70,7 +70,7 @@ func (l *WechatPayRefundCallbackLogic) handleQueryOrderRefund(orderNo string, st
}
if err := l.svcCtx.OrderModel.UpdateWithVersion(ctx, session, order); err != nil {
return errors.Wrapf(err, "更新查询订单状态失败: %s", orderNo)
}
}
}
// 更新退款记录状态

8
app/main/api/internal/svc/servicecontext.go
View File

@@ -60,6 +60,8 @@ type ServiceContext struct {
AgentPlatformDeductionModel model.AgentPlatformDeductionModel
AgentActiveStatModel model.AgentActiveStatModel
AgentWithdrawalModel model.AgentWithdrawalModel
AgentWithdrawalTaxModel model.AgentWithdrawalTaxModel
AgentWithdrawalTaxExemptionModel model.AgentWithdrawalTaxExemptionModel
AgentRealNameModel model.AgentRealNameModel
// 管理后台相关模型
@@ -174,6 +176,8 @@ type agentModels struct {
AgentPlatformDeductionModel model.AgentPlatformDeductionModel
AgentActiveStatModel model.AgentActiveStatModel
AgentWithdrawalModel model.AgentWithdrawalModel
AgentWithdrawalTaxModel model.AgentWithdrawalTaxModel
AgentWithdrawalTaxExemptionModel model.AgentWithdrawalTaxExemptionModel
AgentRealNameModel model.AgentRealNameModel
}
@@ -195,6 +199,8 @@ func initAgentModels(db sqlx.SqlConn, redis cache.CacheConf) agentModels {
AgentPlatformDeductionModel: model.NewAgentPlatformDeductionModel(db, redis),
AgentActiveStatModel: model.NewAgentActiveStatModel(db, redis),
AgentWithdrawalModel: model.NewAgentWithdrawalModel(db, redis),
AgentWithdrawalTaxModel: model.NewAgentWithdrawalTaxModel(db, redis),
AgentWithdrawalTaxExemptionModel: model.NewAgentWithdrawalTaxExemptionModel(db, redis),
AgentRealNameModel: model.NewAgentRealNameModel(db, redis),
}
}
@@ -403,6 +409,8 @@ func NewServiceContext(c config.Config) *ServiceContext {
AgentPlatformDeductionModel: agentModels.AgentPlatformDeductionModel,
AgentActiveStatModel: agentModels.AgentActiveStatModel,
AgentWithdrawalModel: agentModels.AgentWithdrawalModel,
AgentWithdrawalTaxModel: agentModels.AgentWithdrawalTaxModel,
AgentWithdrawalTaxExemptionModel: agentModels.AgentWithdrawalTaxExemptionModel,
AgentRealNameModel: agentModels.AgentRealNameModel,
// 管理后台相关模型

10
app/main/api/internal/types/types.go
View File

@@ -1284,6 +1284,16 @@ type GetWithdrawalResp struct {
List []Withdrawal `json:"list"` // 查询列表
}
type GetWithdrawalTaxExemptionReq struct {
}
type GetWithdrawalTaxExemptionResp struct {
TotalExemptionAmount float64 `json:"total_exemption_amount"`
UsedExemptionAmount float64 `json:"used_exemption_amount"`
RemainingExemptionAmount float64 `json:"remaining_exemption_amount"`
TaxRate float64 `json:"tax_rate"`
}
type HealthCheckResp struct {
Status string `json:"status"` // 服务状态
Message string `json:"message"` // 状态信息