import { describe, it, expect } from 'vitest';
import { toWorkSession } from '../src/lib/work-session';
import type { workSessions } from '../src/db/schema';

type WorkSessionRow = typeof workSessions.$inferSelect;

function baseRow(overrides: Partial<WorkSessionRow> = {}): WorkSessionRow {
  return {
    id: 1,
    userId: 'user-1',
    activityId: 1,
    insoleType: 'Kurk',
    pairCount: 2,
    startTime: new Date('2026-06-17T08:00:00.000Z'),
    endTime: null,
    durationSeconds: null,
    pausedSeconds: 0,
    pausedAt: null,
    status: 'active',
    source: 'app',
    notes: null,
    createdAt: new Date('2026-06-17T08:00:00.000Z'),
    ...overrides,
  };
}

describe('toWorkSession paused fields', () => {
  it('maps pausedSeconds and a null pausedAt', () => {
    const result = toWorkSession(baseRow({ pausedSeconds: 120, pausedAt: null }));
    expect(result.paused_seconds).toBe(120);
    expect(result.paused_at).toBeNull();
  });

  it('maps a pausedAt Date to its ISO string', () => {
    const pausedAt = new Date('2026-06-17T08:05:00.000Z');
    const result = toWorkSession(baseRow({ pausedSeconds: 0, pausedAt }));
    expect(result.paused_at).toBe(pausedAt.toISOString());
  });
});