import { Gateway, GatewayEventHandler } from '../index.ts'
import { TextChannel } from '../../structures/textChannel.ts'
import { ChannelPinsUpdatePayload } from '../../types/gateway.ts'

export const channelPinsUpdate: GatewayEventHandler = async (
  gateway: Gateway,
  d: ChannelPinsUpdatePayload
) => {
  const after:
    | TextChannel
    | undefined = await gateway.client.channels.get<TextChannel>(d.channel_id)
  if (after !== undefined) {
    const before = after.refreshFromData({
      last_pin_timestamp: d.last_pin_timestamp
    })
    const raw = await gateway.client.channels._get(d.channel_id)
    await gateway.client.channels.set(
      after.id,
      Object.assign(raw, { last_pin_timestamp: d.last_pin_timestamp })
    )
    gateway.client.emit('channelPinsUpdate', before, after)
  }
}