import { describe, expect, it } from 'vitest';
import type { ImportRaceResultsSummaryViewData } from '../view-data/ImportRaceResultsSummaryViewData';
import { ImportRaceResultsSummaryViewModel } from './ImportRaceResultsSummaryViewModel';

describe('ImportRaceResultsSummaryViewModel', () => {
  it('exposes view data fields', () => {
    const viewData: ImportRaceResultsSummaryViewData = {
      success: true,
      raceId: 'race-1',
      driversProcessed: 10,
      resultsRecorded: 8,
      errors: ['Driver missing', 'Invalid lap time'],
    };

    const viewModel = new ImportRaceResultsSummaryViewModel(viewData);

    expect(viewModel.success).toBe(true);
    expect(viewModel.raceId).toBe('race-1');
    expect(viewModel.driversProcessed).toBe(10);
    expect(viewModel.resultsRecorded).toBe(8);
    expect(viewModel.errors).toEqual(['Driver missing', 'Invalid lap time']);
  });

  it('derives hasErrors UI helper', () => {
    const viewDataWithErrors: ImportRaceResultsSummaryViewData = {
      success: false,
      raceId: 'race-2',
      driversProcessed: 0,
      resultsRecorded: 0,
      errors: ['Some error'],
    };

    const viewDataWithoutErrors: ImportRaceResultsSummaryViewData = {
      success: false,
      raceId: 'race-3',
      driversProcessed: 0,
      resultsRecorded: 0,
      errors: [],
    };

    expect(new ImportRaceResultsSummaryViewModel(viewDataWithErrors).hasErrors).toBe(true);
    expect(new ImportRaceResultsSummaryViewModel(viewDataWithoutErrors).hasErrors).toBe(false);
  });
});