Productionize EventSphere platform

apps/api/src/modules/audit/audit.service.ts

@@ -0,0 +1,29 @@
+import { Injectable } from "@nestjs/common";
+import type { Request } from "express";
+import { PrismaService } from "../../prisma/prisma.service";
+
+@Injectable()
+export class AuditService {
+  constructor(private readonly prisma: PrismaService) {}
+
+  async log(action: string, req?: Request, options?: { tenantId?: string; actorUserId?: string; entityType?: string; entityId?: string; metadata?: any }) {
+    const ip =
+      (req?.headers?.["x-forwarded-for"] as string | undefined)?.split(",")[0]?.trim() ??
+      (req as any)?.ip ??
+      undefined;
+    const userAgent = (req?.headers?.["user-agent"] as string | undefined) ?? undefined;
+
+    await this.prisma.auditLog.create({
+      data: {
+        action,
+        tenantId: options?.tenantId,
+        actorUserId: options?.actorUserId,
+        entityType: options?.entityType,
+        entityId: options?.entityId,
+        metadata: options?.metadata,
+        ip,
+        userAgent
+      }
+    });
+  }
+}