import { Client } from '../models/client.ts'
import { Channel } from '../structures/channel.ts'
import { Guild } from '../structures/guild.ts'
import { CategoryChannel } from '../structures/guildCategoryChannel.ts'
import { GuildTextChannel } from '../structures/guildTextChannel.ts'
import { VoiceChannel } from '../structures/guildVoiceChannel.ts'
import {
  GuildChannelCategoryPayload,
  GuildTextChannelPayload,
  GuildVoiceChannelPayload
} from '../types/channel.ts'
import { BaseChildManager } from './baseChild.ts'
import { ChannelsManager } from './channels.ts'

export type GuildChannelPayloads =
  | GuildTextChannelPayload
  | GuildVoiceChannelPayload
  | GuildChannelCategoryPayload
export type GuildChannel = GuildTextChannel | VoiceChannel | CategoryChannel

export class GuildChannelsManager extends BaseChildManager<
  GuildChannelPayloads,
  GuildChannel
> {
  guild: Guild

  constructor (client: Client, parent: ChannelsManager, guild: Guild) {
    super(client, parent as any)
    this.guild = guild
  }

  async get (id: string): Promise<GuildChannel | undefined> {
    const res = await this.parent.get(id)
    if (res !== undefined && res.guild.id === this.guild.id) return res
    else return undefined
  }

  async array (): Promise<GuildChannel[]> {
    const arr = (await this.parent.array()) as Channel[]
    return arr.filter(
      (c: any) => c.guild !== undefined && c.guild.id === this.guild.id
    ) as any
  }

  async flush (): Promise<boolean> {
    const arr = await this.array()
    for (const elem of arr) {
      this.parent.delete(elem.id)
    }
    return true
  }
}