rename to core

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

@@ -0,0 +1,68 @@
+/**
+ * Application Use Case: FileProtestUseCase
+ * 
+ * Allows a driver to file a protest against another driver for an incident during a race.
+ */
+
+import { Protest, type ProtestIncident } from '../../domain/entities/Protest';
+import type { IProtestRepository } from '../../domain/repositories/IProtestRepository';
+import type { IRaceRepository } from '../../domain/repositories/IRaceRepository';
+import type { ILeagueMembershipRepository } from '../../domain/repositories/ILeagueMembershipRepository';
+import { randomUUID } from 'crypto';
+
+export interface FileProtestCommand {
+  raceId: string;
+  protestingDriverId: string;
+  accusedDriverId: string;
+  incident: ProtestIncident;
+  comment?: string;
+  proofVideoUrl?: string;
+}
+
+export class FileProtestUseCase {
+  constructor(
+    private readonly protestRepository: IProtestRepository,
+    private readonly raceRepository: IRaceRepository,
+    private readonly leagueMembershipRepository: ILeagueMembershipRepository,
+  ) {}
+
+  async execute(command: FileProtestCommand): Promise<{ protestId: string }> {
+    // Validate race exists
+    const race = await this.raceRepository.findById(command.raceId);
+    if (!race) {
+      throw new Error('Race not found');
+    }
+
+    // Validate drivers are not the same
+    if (command.protestingDriverId === command.accusedDriverId) {
+      throw new Error('Cannot file a protest against yourself');
+    }
+
+    // Validate protesting driver is a member of the league
+    const memberships = await this.leagueMembershipRepository.getLeagueMembers(race.leagueId);
+    const protestingDriverMembership = memberships.find(
+      m => m.driverId === command.protestingDriverId && m.status === 'active'
+    );
+    
+    if (!protestingDriverMembership) {
+      throw new Error('Protesting driver is not an active member of this league');
+    }
+
+    // Create the protest
+    const protest = Protest.create({
+      id: randomUUID(),
+      raceId: command.raceId,
+      protestingDriverId: command.protestingDriverId,
+      accusedDriverId: command.accusedDriverId,
+      incident: command.incident,
+      ...(command.comment !== undefined ? { comment: command.comment } : {}),
+      ...(command.proofVideoUrl !== undefined ? { proofVideoUrl: command.proofVideoUrl } : {}),
+      status: 'pending',
+      filedAt: new Date(),
+    });
+
+    await this.protestRepository.create(protest);
+
+    return { protestId: protest.id };
+  }
+}