82 lines
2.5 KiB
TypeScript
82 lines
2.5 KiB
TypeScript
import { ResponseFieldError } from './request-error.js'
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import type { ScreenMode, ScreenPlan } from '../src/types/screen.js'
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import { integer, object, text } from './remote-state.js'
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const modes = [
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'UNSPECIFIED',
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'COVER',
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'INTRO',
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'INTRO_DONE',
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'CONCLUSION',
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'CONCLUSION_DONE',
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'RESULTS',
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'TIMER',
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'TEXT',
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]
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export function parsePlan(value: unknown): ScreenPlan {
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const plan = value == null ? {} : object(value, 'plan')
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const list = plan.steps ?? []
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if (!Array.isArray(list))
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throw new ResponseFieldError('plan.steps', 'массив', list, 'Некорректные шаги плана')
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const steps = list.map((value, index) => {
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const field = `plan.steps[${index}]`
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const step = object(value, field)
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let mode: ScreenMode
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try {
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mode = integer(
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typeof step.mode === 'string' && step.mode.startsWith('SCREEN_MODE_')
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? modes.indexOf(step.mode.slice(12))
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: step.mode,
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1,
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8,
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`${field}.mode`,
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) as ScreenMode
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} catch {
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throw new ResponseFieldError(
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`${field}.mode`,
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'режим экрана 1–8 или enum ScreenMode',
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step.mode,
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'Некорректный режим экрана',
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)
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}
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const content = text(step.text ?? '', `${field}.text`).trim()
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const label = text(step.timerLabel ?? '', `${field}.timerLabel`).trim()
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const seconds = integer(
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step.timerDurationSeconds ?? 0,
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0,
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86400,
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`${field}.timerDurationSeconds`,
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)
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if (mode === 8 && (!content || Buffer.byteLength(content) > 10000))
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throw new ResponseFieldError(
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`${field}.text`,
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'строка от 1 до 10000 байт',
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step.text,
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'Текст шага должен содержать от 1 до 10000 байт',
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)
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if (mode === 7 && (!seconds || Buffer.byteLength(label) > 200))
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throw new ResponseFieldError(
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!seconds ? `${field}.timerDurationSeconds` : `${field}.timerLabel`,
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!seconds ? 'число от 1 до 86400' : 'строка до 200 байт',
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!seconds ? step.timerDurationSeconds : step.timerLabel,
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'Укажите таймер от 1 до 86400 секунд и подпись до 200 байт',
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)
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return {
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mode,
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text: content,
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timerLabel: mode === 7 ? label || 'Перерыв' : label,
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timerDurationSeconds: seconds,
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}
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})
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return {
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steps,
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currentStep: integer(
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plan.currentStep ?? 0,
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0,
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Math.max(0, steps.length - 1),
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'plan.currentStep',
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),
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}
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}
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