完善租客等级免押与积分管理

backend/internal/modules/adminuser/service.go

@@ -17,11 +17,16 @@ var (
 	ErrInvalidWalletAmount     = errors.New("invalid wallet amount")
 	ErrInvalidWalletReason     = errors.New("invalid wallet reason")
 	ErrInsufficientBalance     = errors.New("insufficient balance")
+	ErrInvalidGrowthPoints     = errors.New("invalid growth points")
+	ErrInvalidGrowthReason     = errors.New("invalid growth reason")
+	ErrGrowthPointsUnchanged   = errors.New("growth points unchanged")
 )
 
 // 单笔人工调账上限：10 万元，防止误填。
 const maxWalletAdjustAmountCent int64 = 10_000_000
 
+const maxRenterGrowthPoints int64 = 1_000_000_000
+
 var manualRealnameIDPattern = regexp.MustCompile(`^\d{17}[\dXx]$`)
 
 type Service struct {
@@ -69,6 +74,21 @@ func (s *Service) SetDepositFreeQuota(ctx context.Context, adminID uint64, userI
 	return s.repo.SetDepositFreeQuota(ctx, adminID, userID, req, meta)
 }
 
+func (s *Service) AdjustGrowthPoints(ctx context.Context, adminID uint64, userID uint64, req GrowthPointsAdjustRequest, meta AuditMeta) (*UserDTO, error) {
+	if s.repo == nil {
+		return nil, ErrDependencyUnavailable
+	}
+	if userID == 0 || req.TargetPoints < 0 || req.TargetPoints > maxRenterGrowthPoints {
+		return nil, ErrInvalidGrowthPoints
+	}
+	reason := strings.TrimSpace(req.Reason)
+	if reasonLen := len([]rune(reason)); reasonLen < 2 || reasonLen > 200 {
+		return nil, ErrInvalidGrowthReason
+	}
+	req.Reason = reason
+	return s.repo.AdjustGrowthPoints(ctx, adminID, userID, req, meta)
+}
+
 func (s *Service) RevokeRealname(ctx context.Context, adminID uint64, userID uint64, req RevokeRealnameRequest, meta AuditMeta) (*UserDTO, error) {
 	if s.repo == nil {
 		return nil, ErrDependencyUnavailable