// /components/employeeTimings/employeeTiming.test.js
'use strict';

const { describe, it } = require('node:test');
const assert = require('node:assert/strict');
const {
  computeStatus,
  computeDurationMinutes,
  computeDurationFormatted
} = require('./employeeTimingService');

describe('EmployeeTiming status and warning computations', () => {
  it('returns "complete" when both entry and exit times are present', () => {
    assert.equal(computeStatus('08:30', '17:00'), 'complete');
    assert.equal(computeStatus('09:00', '14:30'), 'complete');
  });

  it('returns "missing_exit" when entry is present but exit is missing', () => {
    assert.equal(computeStatus('08:30', ''), 'missing_exit');
    assert.equal(computeStatus('08:30', null), 'missing_exit');
    assert.equal(computeStatus('08:30', undefined), 'missing_exit');
    assert.equal(computeStatus('08:30', '   '), 'missing_exit');
  });

  it('returns "missing_entry" when exit is present but entry is missing', () => {
    assert.equal(computeStatus('', '17:00'), 'missing_entry');
    assert.equal(computeStatus(null, '17:00'), 'missing_entry');
    assert.equal(computeStatus(undefined, '17:00'), 'missing_entry');
    assert.equal(computeStatus('   ', '17:00'), 'missing_entry');
  });

  it('returns "incomplete" when neither entry nor exit is present', () => {
    assert.equal(computeStatus('', ''), 'incomplete');
    assert.equal(computeStatus(null, null), 'incomplete');
    assert.equal(computeStatus(undefined, undefined), 'incomplete');
  });
});

describe('EmployeeTiming duration computations', () => {
  it('calculates duration in minutes correctly for standard day hours', () => {
    assert.equal(computeDurationMinutes('08:00', '16:30'), 510);
    assert.equal(computeDurationMinutes('09:15', '10:45'), 90);
  });

  it('handles shift crossing midnight', () => {
    assert.equal(computeDurationMinutes('22:00', '02:00'), 240);
  });

  it('returns null for missing times', () => {
    assert.equal(computeDurationMinutes('', '17:00'), null);
    assert.equal(computeDurationMinutes('08:00', ''), null);
    assert.equal(computeDurationMinutes(null, null), null);
  });

  it('formats duration in Persian string', () => {
    assert.equal(computeDurationFormatted(510), '8 ساعت و 30 دقیقه');
    assert.equal(computeDurationFormatted(120), '2 ساعت');
    assert.equal(computeDurationFormatted(45), '45 دقیقه');
    assert.equal(computeDurationFormatted(null), '—');
  });
});