/**
 * Logout Mutation
 *
 * Framework-agnostic mutation for logout operations.
 * Called from Server Actions.
 *
 * Pattern: Server Action → Mutation → Service → API Client
 */

import { Result } from '@/lib/contracts/Result';
import { AuthService } from '@/lib/services/auth/AuthService';

export class LogoutMutation {
  async execute(): Promise<Result<void, string>> {
    try {
      const authService = new AuthService();
      const result = await authService.logout();
      if (result.isErr()) {
        return Result.err(result.getError().message);
      }
      return Result.ok(undefined);
    } catch (error) {
      const errorMessage = error instanceof Error ? error.message : 'Logout failed';
      return Result.err(errorMessage);
    }
  }
}