first commit v3 initialiazed a temporary repository for darmanet client

src/database/model/audit-log.model.ts

@@ -0,0 +1,74 @@
+import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
+import { Document, Types } from 'mongoose';
+
+@Schema({
+  timestamps: { createdAt: 'createdAt', updatedAt: false },
+  versionKey: false,
+  collection: 'audit_logs',
+})
+export class AuditLogModel extends Document {
+  @Prop({ type: Types.ObjectId, ref: 'UserModel', required: false })
+  userId?: Types.ObjectId;
+
+  @Prop({ type: String, required: true })
+  action: string; // e.g., 'joinRoom', 'sendMessage', 'expertOnline', etc.
+
+  @Prop({ type: String, required: false })
+  resource?: string; // e.g., 'Chat', 'Session', 'Expert', 'Message', etc.
+
+  @Prop({ type: String, required: false })
+  resourceId?: string; // e.g., sessionId, messageId, expertId, etc.
+
+  @Prop({ type: Object, required: false })
+  oldValues?: Record<string, any>; // Previous state before change
+
+  @Prop({ type: Object, required: false })
+  newValues?: Record<string, any>; // New state after change
+
+  @Prop({ type: Object, required: false })
+  changes?: Record<string, { from: any; to: any }>; // Detailed changes
+
+  @Prop({ type: String, required: false })
+  ipAddress?: string;
+
+  @Prop({ type: String, required: false })
+  userAgent?: string;
+
+  @Prop({ type: String, required: false })
+  method?: string; // For WebSocket: event name, for HTTP: GET, POST, etc.
+
+  @Prop({ type: String, required: false })
+  endpoint?: string; // For WebSocket: roomId or path, for HTTP: route path
+
+  @Prop({ type: Number, required: false })
+  statusCode?: number; // HTTP status code or success indicator
+
+  @Prop({ type: Object, required: false })
+  metadata?: Record<string, any>; // Additional context data
+
+  @Prop({ type: Date, default: Date.now })
+  createdAt: Date;
+}
+
+export const AuditLogSchema = SchemaFactory.createForClass(AuditLogModel);
+
+// Create index for common queries
+AuditLogSchema.index({ userId: 1, createdAt: -1 });
+AuditLogSchema.index({ action: 1, createdAt: -1 });
+AuditLogSchema.index({ resource: 1, resourceId: 1 });
+AuditLogSchema.index({ createdAt: -1 });
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