import { useMutation, UseMutationOptions } from '@tanstack/react-query';
import { useInject } from '@/lib/di/hooks/useInject';
import { LEAGUE_SERVICE_TOKEN } from '@/lib/di/tokens';
import { ApiError } from '@/lib/api/base/ApiError';
import { CreateLeagueInputDTO } from '@/lib/types/generated/CreateLeagueInputDTO';
import { CreateLeagueOutputDTO } from '@/lib/types/generated/CreateLeagueOutputDTO';

export interface CreateLeagueInput {
  name: string;
  description: string;
  maxDrivers: number;
  scoringPresetId: string;
}

export interface CreateLeagueResult {
  success: boolean;
  leagueId: string;
  error?: string;
}

export function useCreateLeagueWithBlockers(
  options?: Omit<UseMutationOptions<CreateLeagueResult, ApiError, CreateLeagueInput>, 'mutationFn'>
) {
  const leagueService = useInject(LEAGUE_SERVICE_TOKEN);

  return useMutation<CreateLeagueResult, ApiError, CreateLeagueInput>({
    mutationFn: async (input) => {
      try {
        // Transform input to DTO - note: maxDrivers and scoringPresetId are not in the DTO
        // This hook may need to be updated based on actual API requirements
        const inputDto: CreateLeagueInputDTO = {
          name: input.name,
          description: input.description,
          visibility: 'public', // Default value
          ownerId: '', // Will be set by the service
        };
        
        const result: CreateLeagueOutputDTO = await leagueService.createLeague(inputDto);
        return { success: result.success, leagueId: result.leagueId };
      } catch (error) {
        // Check if it's a rate limit error
        if (error instanceof ApiError && error.type === 'RATE_LIMIT_ERROR') {
          return { success: false, leagueId: '', error: 'Rate limited' };
        }
        throw error;
      }
    },
    ...options,
  });
}