rename to core

core/racing/application/use-cases/GetSponsorDashboardUseCase.ts

@@ -0,0 +1,179 @@
+/**
+ * Application Use Case: GetSponsorDashboardUseCase
+ *
+ * Returns sponsor dashboard metrics including sponsorships, impressions, and investment data.
+ */
+
+import type { ISponsorRepository } from '../../domain/repositories/ISponsorRepository';
+import type { ISeasonSponsorshipRepository } from '../../domain/repositories/ISeasonSponsorshipRepository';
+import type { ISeasonRepository } from '../../domain/repositories/ISeasonRepository';
+import type { ILeagueRepository } from '../../domain/repositories/ILeagueRepository';
+import type { ILeagueMembershipRepository } from '../../domain/repositories/ILeagueMembershipRepository';
+import type { IRaceRepository } from '../../domain/repositories/IRaceRepository';
+import type {
+  ISponsorDashboardPresenter,
+  SponsorDashboardViewModel,
+} from '../presenters/ISponsorDashboardPresenter';
+import type { UseCase } from '@gridpilot/shared/application/UseCase';
+
+export interface GetSponsorDashboardQueryParams {
+  sponsorId: string;
+}
+
+export interface SponsoredLeagueDTO {
+  id: string;
+  name: string;
+  tier: 'main' | 'secondary';
+  drivers: number;
+  races: number;
+  impressions: number;
+  status: 'active' | 'upcoming' | 'completed';
+}
+
+export interface SponsorDashboardDTO {
+  sponsorId: string;
+  sponsorName: string;
+  metrics: {
+    impressions: number;
+    impressionsChange: number;
+    uniqueViewers: number;
+    viewersChange: number;
+    races: number;
+    drivers: number;
+    exposure: number;
+    exposureChange: number;
+  };
+  sponsoredLeagues: SponsoredLeagueDTO[];
+  investment: {
+    activeSponsorships: number;
+    totalInvestment: number;
+    costPerThousandViews: number;
+  };
+}
+
+export class GetSponsorDashboardUseCase
+  implements UseCase<GetSponsorDashboardQueryParams, SponsorDashboardDTO | null, SponsorDashboardViewModel, ISponsorDashboardPresenter>
+{
+  constructor(
+    private readonly sponsorRepository: ISponsorRepository,
+    private readonly seasonSponsorshipRepository: ISeasonSponsorshipRepository,
+    private readonly seasonRepository: ISeasonRepository,
+    private readonly leagueRepository: ILeagueRepository,
+    private readonly leagueMembershipRepository: ILeagueMembershipRepository,
+    private readonly raceRepository: IRaceRepository,
+  ) {}
+
+  async execute(
+    params: GetSponsorDashboardQueryParams,
+    presenter: ISponsorDashboardPresenter,
+  ): Promise<void> {
+    presenter.reset();
+
+    const { sponsorId } = params;
+
+    const sponsor = await this.sponsorRepository.findById(sponsorId);
+    if (!sponsor) {
+      presenter.present(null);
+      return;
+    }
+
+    // Get all sponsorships for this sponsor
+    const sponsorships = await this.seasonSponsorshipRepository.findBySponsorId(sponsorId);
+    
+    // Aggregate data across all sponsorships
+    let totalImpressions = 0;
+    let totalDrivers = 0;
+    let totalRaces = 0;
+    let totalInvestment = 0;
+    const sponsoredLeagues: SponsoredLeagueDTO[] = [];
+    const seenLeagues = new Set<string>();
+
+    for (const sponsorship of sponsorships) {
+      // Get season to find league
+      const season = await this.seasonRepository.findById(sponsorship.seasonId);
+      if (!season) continue;
+
+      // Only process each league once
+      if (seenLeagues.has(season.leagueId)) continue;
+      seenLeagues.add(season.leagueId);
+
+      const league = await this.leagueRepository.findById(season.leagueId);
+      if (!league) continue;
+
+      // Get membership count for this league
+      const memberships = await this.leagueMembershipRepository.getLeagueMembers(season.leagueId);
+      const driverCount = memberships.length;
+      totalDrivers += driverCount;
+
+      // Get races for this league
+      const races = await this.raceRepository.findByLeagueId(season.leagueId);
+      const raceCount = races.length;
+      totalRaces += raceCount;
+
+      // Calculate impressions based on completed races and drivers
+      // This is a simplified calculation - in production would come from analytics
+      const completedRaces = races.filter(r => r.status === 'completed').length;
+      const leagueImpressions = completedRaces * driverCount * 100; // Simplified: 100 views per driver per race
+      totalImpressions += leagueImpressions;
+
+      // Determine status based on season dates
+      const now = new Date();
+      let status: 'active' | 'upcoming' | 'completed' = 'active';
+      if (season.endDate && season.endDate < now) {
+        status = 'completed';
+      } else if (season.startDate && season.startDate > now) {
+        status = 'upcoming';
+      }
+
+      // Add investment
+      totalInvestment += sponsorship.pricing.amount;
+
+      sponsoredLeagues.push({
+        id: league.id,
+        name: league.name,
+        tier: sponsorship.tier,
+        drivers: driverCount,
+        races: raceCount,
+        impressions: leagueImpressions,
+        status,
+      });
+    }
+
+    const activeSponsorships = sponsorships.filter(s => s.status === 'active').length;
+    const costPerThousandViews = totalImpressions > 0 
+      ? (totalInvestment / (totalImpressions / 1000))
+      : 0;
+
+    // Calculate unique viewers (simplified: assume 70% of impressions are unique)
+    const uniqueViewers = Math.round(totalImpressions * 0.7);
+
+    // Calculate exposure score (0-100 based on tier distribution)
+    const mainSponsorships = sponsorships.filter(s => s.tier === 'main').length;
+    const exposure = sponsorships.length > 0
+      ? Math.min(100, (mainSponsorships * 30) + (sponsorships.length * 10))
+      : 0;
+
+    const dto: SponsorDashboardDTO = {
+      sponsorId,
+      sponsorName: sponsor.name,
+      metrics: {
+        impressions: totalImpressions,
+        impressionsChange: 12.5, // Would come from analytics comparison
+        uniqueViewers,
+        viewersChange: 8.3, // Would come from analytics comparison
+        races: totalRaces,
+        drivers: totalDrivers,
+        exposure,
+        exposureChange: 5.2, // Would come from analytics comparison
+      },
+      sponsoredLeagues,
+      investment: {
+        activeSponsorships,
+        totalInvestment,
+        costPerThousandViews: Math.round(costPerThousandViews * 100) / 100,
+      },
+    };
+
+    presenter.present(dto);
+  }
+}