import assert from 'node:assert/strict'
import { test } from 'node:test'
import { parsePlan } from './screen-plan.js'

test('план: режимы protobuf, значения по умолчанию и UTF-8 ограничения сервера', () => {
  assert.deepEqual(parsePlan(null), { steps: [], currentStep: 0 })
  assert.equal(
    parsePlan({ steps: [{ mode: 'SCREEN_MODE_TIMER', timerDurationSeconds: '60' }] }).steps[0]
      ?.timerLabel,
    'Перерыв',
  )
  for (const value of [
    { steps: {} },
    { steps: [{ mode: 0 }] },
    { steps: [{ mode: 9 }] },
    { steps: [{ mode: 8, text: ' ' }] },
    { steps: [{ mode: 8, text: 'Я'.repeat(5001) }] },
    { steps: [{ mode: 7, timerDurationSeconds: 0 }] },
    { steps: [{ mode: 7, timerDurationSeconds: 86401 }] },
    { steps: [{ mode: 7, timerDurationSeconds: 1, timerLabel: 'Я'.repeat(101) }] },
    { steps: [{ mode: 1 }], currentStep: 1 },
  ])
    assert.throws(() => parsePlan(value))
})

test('старые текстовые режимы преобразуются без изменения порядка и текущего шага', () => {
  const plan = parsePlan({
    steps: [3, 'SCREEN_MODE_INTRO_DONE', 5, 'SCREEN_MODE_CONCLUSION_DONE'].map((mode) => ({
      mode,
      text: 'Неиспользуемый текст',
    })),
    currentStep: 2,
  })
  assert.equal(plan.currentStep, 2)
  assert.deepEqual(plan.steps.map(({ mode, text }) => ({ mode, text })), [
    { mode: 8, text: 'Успехов' },
    { mode: 8, text: 'Успехов' },
    { mode: 8, text: 'Спасибо за игру!' },
    { mode: 8, text: 'Спасибо за игру!' },
  ])
})