view models

apps/website/lib/view-models/RecordEngagementInputViewModel.ts

@@ -0,0 +1,32 @@
+/**
+ * Record engagement input view model
+ * Represents input data for recording an engagement event
+ *
+ * Note: No matching generated DTO available yet
+ */
+export class RecordEngagementInputViewModel {
+  eventType: string;
+  userId?: string;
+  metadata?: Record<string, unknown>;
+
+  constructor(data: { eventType: string; userId?: string; metadata?: Record<string, unknown> }) {
+    this.eventType = data.eventType;
+    this.userId = data.userId;
+    this.metadata = data.metadata;
+  }
+
+  /** UI-specific: Formatted event type for display */
+  get displayEventType(): string {
+    return this.eventType.replace(/_/g, ' ').replace(/\b\w/g, l => l.toUpperCase());
+  }
+
+  /** UI-specific: Has metadata */
+  get hasMetadata(): boolean {
+    return this.metadata !== undefined && Object.keys(this.metadata).length > 0;
+  }
+
+  /** UI-specific: Metadata keys count */
+  get metadataKeysCount(): number {
+    return this.metadata ? Object.keys(this.metadata).length : 0;
+  }
+}