wip

packages/racing/application/use-cases/LeaveTeamUseCase.ts

@@ -0,0 +1,25 @@
+import type { ITeamMembershipRepository } from '../../domain/repositories/ITeamMembershipRepository';
+import type { LeaveTeamCommandDTO } from '../dto/TeamCommandAndQueryDTO';
+
+export class LeaveTeamUseCase {
+  constructor(
+    private readonly membershipRepository: ITeamMembershipRepository,
+  ) {}
+
+  async execute(command: LeaveTeamCommandDTO): Promise<void> {
+    const { teamId, driverId } = command;
+
+    const membership = await this.membershipRepository.getMembership(teamId, driverId);
+    if (!membership) {
+      throw new Error('Not a member of this team');
+    }
+
+    if (membership.role === 'owner') {
+      throw new Error(
+        'Team owner cannot leave. Transfer ownership or disband team first.',
+      );
+    }
+
+    await this.membershipRepository.removeMembership(teamId, driverId);
+  }
+}