feat: 初始化项目

src/users/dto/security-monitoring.dto.ts

@@ -0,0 +1,60 @@
+import { BaseResponseDto } from '../../base.dto';
+import { RestoreStatus, RestoreSource } from '../models/purchase-restore-log.model';
+
+export interface SecurityAlertDto {
+  id: string;
+  userId: string;
+  transactionId: string;
+  productId: string;
+  originalAppUserId: string;
+  status: RestoreStatus;
+  source: RestoreSource;
+  clientIp: string;
+  userAgent: string;
+  failureReason?: string;
+  createdAt: Date;
+  riskScore: number;
+  alertType: 'DUPLICATE_TRANSACTION' | 'SUSPICIOUS_IP' | 'RAPID_REQUESTS' | 'CROSS_ACCOUNT_FRAUD';
+}
+
+export interface SecurityStatsDto {
+  totalRestoreAttempts: number;
+  successfulRestores: number;
+  failedRestores: number;
+  duplicateAttempts: number;
+  fraudDetected: number;
+  uniqueUsers: number;
+  uniqueIPs: number;
+  topRiskTransactions: SecurityAlertDto[];
+}
+
+export interface GetSecurityAlertsDto {
+  page?: number;
+  limit?: number;
+  status?: RestoreStatus;
+  alertType?: string;
+  startDate?: string;
+  endDate?: string;
+  userId?: string;
+  riskScoreMin?: number;
+}
+
+export interface SecurityAlertsResponseDto extends BaseResponseDto<{
+  alerts: SecurityAlertDto[];
+  total: number;
+  page: number;
+  limit: number;
+}> { }
+
+export interface SecurityStatsResponseDto extends BaseResponseDto<SecurityStatsDto> { }
+
+export interface BlockTransactionDto {
+  transactionId: string;
+  reason: string;
+}
+
+export interface BlockTransactionResponseDto extends BaseResponseDto<{
+  blocked: boolean;
+  transactionId: string;
+  reason: string;
+}> { }