services refactor

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

@@ -0,0 +1,44 @@
+import type { GetEntitySponsorshipPricingResultDto } from '../dtos';
+
+/**
+ * Sponsorship Pricing View Model
+ *
+ * View model for sponsorship pricing data with UI-specific transformations.
+ */
+export class SponsorshipPricingViewModel {
+  mainSlotPrice: number;
+  secondarySlotPrice: number;
+  currency: string;
+
+  constructor(dto: GetEntitySponsorshipPricingResultDto) {
+    this.mainSlotPrice = dto.mainSlotPrice;
+    this.secondarySlotPrice = dto.secondarySlotPrice;
+    this.currency = dto.currency;
+  }
+
+  /** UI-specific: Formatted main slot price */
+  get formattedMainSlotPrice(): string {
+    return `${this.currency} ${this.mainSlotPrice.toLocaleString()}`;
+  }
+
+  /** UI-specific: Formatted secondary slot price */
+  get formattedSecondarySlotPrice(): string {
+    return `${this.currency} ${this.secondarySlotPrice.toLocaleString()}`;
+  }
+
+  /** UI-specific: Price difference */
+  get priceDifference(): number {
+    return this.mainSlotPrice - this.secondarySlotPrice;
+  }
+
+  /** UI-specific: Formatted price difference */
+  get formattedPriceDifference(): string {
+    return `${this.currency} ${this.priceDifference.toLocaleString()}`;
+  }
+
+  /** UI-specific: Discount percentage for secondary slot */
+  get secondaryDiscountPercentage(): number {
+    if (this.mainSlotPrice === 0) return 0;
+    return Math.round((1 - this.secondarySlotPrice / this.mainSlotPrice) * 100);
+  }
+}