import { requireAuth } from '../../utils/authHelpers.js'
import { getLiveSession, updateLiveSession } from '../../utils/liveSessions.js'

export default defineEventHandler(async (event) => {
  const user = requireAuth(event)
  const id = event.context.params?.id
  if (!id) throw createError({ statusCode: 400, message: 'id required' })

  const session = getLiveSession(id)
  if (!session) throw createError({ statusCode: 404, message: 'Live session not found' })
  if (session.userId !== user.id) throw createError({ statusCode: 403, message: 'Forbidden' })

  const body = await readBody(event).catch(() => ({}))
  const lat = Number(body?.lat)
  const lng = Number(body?.lng)
  const updates = {}
  if (Number.isFinite(lat)) updates.lat = lat
  if (Number.isFinite(lng)) updates.lng = lng
  if (Object.keys(updates).length) {
    updateLiveSession(id, updates)
  }

  const updated = getLiveSession(id)
  return {
    id: updated.id,
    label: updated.label,
    lat: updated.lat,
    lng: updated.lng,
    updatedAt: updated.updatedAt,
  }
})