feat: add admin risk actions and arbitration settlement
This commit is contained in:
yml
@@ -7,6 +7,7 @@ import (
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"hfb_sys/backend/internal/model"
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"hfb_sys/backend/internal/modules/notification"
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"hfb_sys/backend/internal/modules/wallet"
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"gorm.io/datatypes"
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"gorm.io/gorm"
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@@ -130,7 +131,7 @@ func (r *Repository) ListAdmin() ([]DisputeDTO, error) {
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return toDTOs(rows), nil
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}
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func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest) (*DisputeDTO, error) {
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func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest, meta AuditMeta) (*DisputeDTO, error) {
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err := r.db.Transaction(func(tx *gorm.DB) error {
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var row model.Dispute
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if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&row, id).Error; err != nil {
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@@ -151,6 +152,15 @@ func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest)
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if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&account, order.AccountID).Error; err != nil {
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return err
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}
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beforeOrderStatus := order.Status
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beforeHandoffStatus := order.HandoffStatus
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beforeSettlementStatus := order.SettlementStatus
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beforeListingStatus := listing.Status
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beforeAccountStatus := account.Status
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settlement, err := buildArbitrationSettlement(order, req)
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if err != nil {
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return err
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}
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now := time.Now()
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row.Status = "resolved"
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row.ArbitrationResult = req.Result
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@@ -164,8 +174,16 @@ func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest)
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if order.HandoffStatus != "cancelled" && order.HandoffStatus != "returned" {
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order.HandoffStatus = "arbitrated"
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}
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listing.Status = "published"
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account.Status = "published"
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if req.Result == "order_close" {
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listing.Status = "offline"
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account.Status = "offline"
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} else {
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listing.Status = "published"
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account.Status = "published"
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}
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if err := wallet.AppendEntries(tx, settlement.Entries...); err != nil {
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return err
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}
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if err := tx.Save(&row).Error; err != nil {
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return err
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}
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@@ -179,6 +197,29 @@ func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest)
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return err
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}
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disputeID := row.ID
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if err := appendAuditLog(tx, adminID, "dispute.arbitrate", "dispute", row.ID, meta, map[string]any{
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"dispute_id": row.ID,
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"order_id": order.ID,
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"order_no": order.OrderNo,
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"result": req.Result,
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"remark": req.Remark,
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"input_amount": req.Amount,
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"renter_refund_amount": settlement.RenterRefundAmount,
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"owner_income_amount": settlement.OwnerIncomeAmount,
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"deposit_deduct_amount": settlement.DepositDeductAmount,
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"before_order_status": beforeOrderStatus,
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"after_order_status": order.Status,
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"before_handoff_status": beforeHandoffStatus,
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"after_handoff_status": order.HandoffStatus,
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"before_settlement_status": beforeSettlementStatus,
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"after_settlement_status": order.SettlementStatus,
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"before_listing_status": beforeListingStatus,
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"after_listing_status": listing.Status,
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"before_account_status": beforeAccountStatus,
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"after_account_status": account.Status,
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}); err != nil {
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return err
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}
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if err := notification.Append(tx,
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notification.Entry{
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UserID: order.RenterID,
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@@ -212,6 +253,94 @@ func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest)
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return &dto, nil
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}
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type arbitrationSettlement struct {
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Entries []wallet.Entry
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RenterRefundAmount float64
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OwnerIncomeAmount float64
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DepositDeductAmount float64
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}
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func buildArbitrationSettlement(order model.RentalOrder, req ArbitrateRequest) (arbitrationSettlement, error) {
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total := order.RentAmount + order.DepositAmount
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settlement := arbitrationSettlement{}
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orderID := order.ID
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if total > 0 {
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settlement.Entries = append(settlement.Entries, wallet.Entry{
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UserID: order.RenterID,
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OrderID: &orderID,
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Direction: "out",
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Amount: total,
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BalanceType: "frozen",
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BizType: "arbitration_release_frozen",
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BizNo: order.OrderNo,
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Remark: "仲裁释放开发态模拟冻结金额",
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})
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}
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addRenterRefund := func(amount float64, remark string) {
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if amount <= 0 {
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return
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}
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settlement.RenterRefundAmount += amount
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settlement.Entries = append(settlement.Entries, wallet.Entry{
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UserID: order.RenterID,
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OrderID: &orderID,
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Direction: "in",
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Amount: amount,
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BalanceType: "available",
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BizType: "arbitration_renter_refund",
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BizNo: order.OrderNo,
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Remark: remark,
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})
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}
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addOwnerIncome := func(amount float64, remark string) {
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if amount <= 0 {
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return
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}
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settlement.OwnerIncomeAmount += amount
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settlement.Entries = append(settlement.Entries, wallet.Entry{
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UserID: order.OwnerID,
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OrderID: &orderID,
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Direction: "in",
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Amount: amount,
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BalanceType: "available",
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BizType: "arbitration_owner_income",
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BizNo: order.OrderNo,
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Remark: remark,
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})
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}
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switch req.Result {
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case "full_refund":
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addRenterRefund(total, "仲裁全额退款")
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case "partial_refund":
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if req.Amount <= 0 || req.Amount > total {
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return settlement, ErrInvalidDispute
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}
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addRenterRefund(req.Amount, "仲裁部分退款")
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addOwnerIncome(total-req.Amount, "仲裁剩余金额结算给号主")
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case "release_deposit":
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addOwnerIncome(order.RentAmount, "仲裁确认租金结算给号主")
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addRenterRefund(order.DepositAmount, "仲裁释放押金给租客")
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case "deduct_deposit", "compensate_owner":
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deductAmount := req.Amount
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if deductAmount <= 0 {
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deductAmount = order.DepositAmount
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}
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if deductAmount > order.DepositAmount {
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return settlement, ErrInvalidDispute
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}
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settlement.DepositDeductAmount = deductAmount
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addOwnerIncome(order.RentAmount+deductAmount, "仲裁租金及押金赔付结算给号主")
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addRenterRefund(order.DepositAmount-deductAmount, "仲裁退回剩余押金给租客")
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case "order_close":
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// Only release frozen funds. No available-balance settlement happens in development mode.
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default:
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return settlement, ErrInvalidDispute
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}
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return settlement, nil
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}
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func (r *Repository) baseQuery() *gorm.DB {
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return r.db.Table("disputes AS d").
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Select("d.*, o.order_no, a.title").
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@@ -271,6 +400,24 @@ func arbitrateOrderStatus(result string) string {
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}
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}
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func appendAuditLog(tx *gorm.DB, actorID uint64, action string, bizType string, bizID uint64, meta AuditMeta, detail map[string]any) error {
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raw, err := json.Marshal(detail)
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if err != nil {
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return err
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}
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row := model.AuditLog{
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ActorType: "admin",
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ActorID: actorID,
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Action: action,
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BizType: bizType,
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BizID: &bizID,
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IP: meta.IP,
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UserAgent: meta.UserAgent,
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Detail: datatypes.JSON(raw),
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}
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return tx.Create(&row).Error
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}
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func IsNotFound(err error) bool {
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return errors.Is(err, gorm.ErrRecordNotFound)
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}
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