import { Result } from '@/lib/contracts/Result';
import { LeagueService } from '@/lib/services/leagues/LeagueService';
import { LeaguesApiClient } from '@/lib/api/leagues/LeaguesApiClient';
import { ConsoleErrorReporter } from '@/lib/infrastructure/logging/ConsoleErrorReporter';
import { ConsoleLogger } from '@/lib/infrastructure/logging/ConsoleLogger';
import type { CreateLeagueInputDTO } from '@/lib/types/generated/CreateLeagueInputDTO';

/**
 * CreateLeagueMutation
 * 
 * Framework-agnostic mutation for creating leagues.
 * Can be called from Server Actions or other contexts.
 */
export class CreateLeagueMutation {
  private service: LeagueService;

  constructor() {
    // Manual wiring for serverless
    const baseUrl = process.env.NEXT_PUBLIC_API_URL || '';
    const errorReporter = new ConsoleErrorReporter();
    const logger = new ConsoleLogger();
    const apiClient = new LeaguesApiClient(baseUrl, errorReporter, logger);
    
    this.service = new LeagueService();
  }

  async execute(input: CreateLeagueInputDTO): Promise<Result<string, string>> {
    try {
      const result = await this.service.createLeague(input);
      return Result.ok(result.leagueId);
    } catch (error) {
      console.error('CreateLeagueMutation failed:', error);
      return Result.err('Failed to create league');
    }
  }
}