const integrationsRoutes = require('../../../src/routes/integrations');

describe('Integrations procurement ERP route helpers', () => {
  const {
    canReadPurchaseRequest,
    ensureProcurementTargetEligible,
    normalizeProcurementTargets,
  } = integrationsRoutes.__testables;

  it('normalizes procurement targets in fixed order', () => {
    expect(
      normalizeProcurementTargets({
        targets: ['archive_summary', 'commitment_journal', 'archive_summary'],
      }),
    ).toEqual(['commitment_journal', 'archive_summary']);
  });

  it('respects purchase read permission rules', () => {
    const purchaseRequest = {
      applicant_id: 'employee-1',
      submitter_id: 'employee-2',
    };

    expect(
      canReadPurchaseRequest(
        { employee: { id: 'employee-1', permissionCodes: ['procurement.view_own'] } },
        purchaseRequest,
      ),
    ).toBe(true);
    expect(
      canReadPurchaseRequest(
        { employee: { id: 'other', permissionCodes: ['procurement.view_own'] } },
        purchaseRequest,
      ),
    ).toBe(false);
    expect(
      canReadPurchaseRequest(
        { employee: { id: 'other', permissionCodes: ['integration.manage', 'procurement.view_all'] } },
        purchaseRequest,
      ),
    ).toBe(true);
  });

  it('rejects commitment target when purchase is not approved', () => {
    expect(() =>
      ensureProcurementTargetEligible('commitment_journal', {
        purchaseRequest: { status: 'reviewing' },
      }),
    ).toThrow('参数校验失败');
  });

  it('rejects archive targets when archive is missing', () => {
    expect(() =>
      ensureProcurementTargetEligible('accrual_journal', {
        purchaseRequest: { status: 'approved', order_archive: null },
      }),
    ).toThrow('参数校验失败');
  });
});