import { describe, expect, it } from 'vitest';
import { permanentBalance as pointBalance } from '../fixtures/permanent-points';
import {
  formatWorksTokenPointValue,
  isWorksTokenPointBalanceExhausted,
} from '@/lib/works-square-token-points';

describe('permanent token points', () => {
  it('formats exact server point strings without losing integer precision', () => {
    expect(formatWorksTokenPointValue('1000.00')).toBe('1,000');
    expect(formatWorksTokenPointValue('123456789012345678.50')).toBe('123,456,789,012,345,678.5');
    expect(formatWorksTokenPointValue(null)).toBeNull();
    expect(formatWorksTokenPointValue('-1.00')).toBeNull();
  });

  it('treats an exact zero total balance as exhausted for the owner', () => {
    expect(isWorksTokenPointBalanceExhausted(pointBalance({ total_remaining: '0.00' }))).toBe(true);
    expect(isWorksTokenPointBalanceExhausted(pointBalance())).toBe(false);
    expect(isWorksTokenPointBalanceExhausted(pointBalance({ total_remaining: null }))).toBe(false);
  });

  it('uses exact personal balance for youth and coarse availability for shared wallets', () => {
    expect(isWorksTokenPointBalanceExhausted(pointBalance({ total_remaining: '0.00', can_recharge: false }))).toBe(true);
    const shared = pointBalance({ family_shared: true, entitlement_source: 'family_owner', total_remaining: null, shared_available: false, can_recharge: false });
    expect(isWorksTokenPointBalanceExhausted(shared)).toBe(true);
    expect(isWorksTokenPointBalanceExhausted({ ...shared, shared_available: true })).toBe(false);
  });
});