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import type { Gateway, GatewayEventHandler } from '../mod.ts'import type { ThreadMemberPayload } from '../../types/channel.ts'import { Collection } from '../../utils/collection.ts'import { ThreadMember } from '../../structures/threadChannel.ts'
export const threadMembersUpdate: GatewayEventHandler = async (  gateway: Gateway,  d: {    id: string    guild_id: string    member_count: number    added_members?: ThreadMemberPayload[]    removed_member_ids?: string[]  }) => {  const guild = await gateway.client.guilds.get(d.guild_id)  if (guild === undefined) return  const thread = await guild.threads.get(d.id)  if (thread === undefined) return
  const added = new Collection<string, ThreadMember>()  const removed = new Collection<string, ThreadMember | undefined>()
  for (const data of d.added_members ?? []) {    await thread.members.set(data.id, data)    added.set(data.id, (await thread.members.get(data.id))!)  }
  for (const id of d.removed_member_ids ?? []) {    const member = await thread.members.get(id)    removed.set(id, member)  }
  gateway.client.emit(    'threadMembersUpdate',    guild,    added,    removed,    d.member_count  )}