import type { TeamsSnapshot } from '../src/types/screen.js'
import { object, text } from './remote-state.js'

export function parseTeams(value: unknown, packageKey: string): TeamsSnapshot {
  const data = object(value)
  if (
    !/^[a-f0-9]{64}$/.test(packageKey) ||
    data.packageKey !== packageKey ||
    !Array.isArray(data.teams)
  )
    throw new Error('Некорректный список команд игры')
  const captured = Date.parse(text(data.capturedAt))
  if (!Number.isFinite(captured)) throw new Error('Некорректная дата списка команд')
  const teams = data.teams
    .map((value) => {
      const team = object(value)
      return { id: text(team.id), name: text(team.name) }
    })
    .sort((a, b) => a.name.localeCompare(b.name, 'ru') || a.id.localeCompare(b.id))
  if (teams.some((team) => !team.id) || new Set(teams.map((team) => team.id)).size !== teams.length)
    throw new Error('Повтор или отсутствие команды')
  return { packageKey, capturedAt: new Date(captured).toISOString(), teams }
}