import type { Model } from './base';
import type { Session } from '../biscuit';
import {
	ChannelTypes,
	DefaultMessageNotificationLevels,
	DiscordBan,
	DiscordEmoji,
	DiscordGuild,
	DiscordGuildPreview,
	DiscordGuildWidget,
	DiscordGuildWidgetSettings,
	DiscordInvite,
	DiscordInviteMetadata,
	DiscordListActiveThreads,
	DiscordMemberWithUser,
	DiscordOverwrite,
	DiscordRole,
	DiscordVoiceRegion,
	DiscordChannel,
	ExplicitContentFilterLevels,
	GuildNsfwLevel,
	MakeRequired,
	SystemChannelFlags,
	VerificationLevels,
	VideoQualityModes,
	GetBans,
	GetInvite,
    ListGuildMembers,
} from '@biscuitland/api-types';
import type { ImageFormat, ImageSize } from '../utils/util';
import { GuildFeatures, PremiumTiers } from '@biscuitland/api-types';
import { Snowflake } from '../snowflakes';
import { Util } from '../utils/util';
import {
	INVITE,
	GUILD_BANNER,
	GUILD_ICON,
	GUILD_SPLASH,
	USER_NICK,
	GUILD_EMOJI,
	GUILD_EMOJIS,
	GUILDS,
	GUILD_BANS,
	GUILD_VOICE_REGIONS,
	GUILD_BAN,
	GUILD_PRUNE,
	GUILD_INVITES,
	GUILD_MEMBER,
    GUILD_MEMBERS,
	GUILD_MEMBER_ROLE,
	GUILD_ROLE,
	GUILD_ROLES,
	THREAD_ACTIVE,
	GUILD_PREVIEW,
	GUILD_VANITY,
	GUILD_WIDGET,
	USER_GUILDS,
	CHANNEL,
	GUILD_CHANNELS,
} from '@biscuitland/api-types';
import { ChannelFactory, GuildChannel, ReturnThreadsArchive, ThreadChannel, ChannelInGuild } from './channels';
import { Member, ThreadMember } from './members';
import { Role } from './role';
import { GuildEmoji } from './emojis';
import { urlToBase64 } from '../utils/url-to-base-64';
import { Invite } from './invite';
import { User } from './user';
import { Widget } from './widget';
import { Sticker } from './sticker';
import { WelcomeScreen } from './welcome';

/** BaseGuild */
/**
 * Class for {@link Guild} and {@link AnonymousGuild}
 */
export abstract class BaseGuild implements Model {
	constructor(session: Session, data: DiscordGuild) {
		this.session = session;
		this.id = data.id;

		this.name = data.name;
		this.iconHash = data.icon ? data.icon : undefined;

		this.features = data.features;
	}

	/** The session that instantiated the guild. */
	readonly session: Session;

	/** Guild id. */
	readonly id: Snowflake;

	/** Guild name. */
	name: string;

	/**
	 * Icon hash. Discord uses ids and hashes to render images in the client.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 */
	iconHash?: string;

	/**
	 * Enabled guild features (animated banner, news, auto moderation, etc).
	 * @see {@link GuildFeatures}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-guild-features
	 */
	features: GuildFeatures[];

	/** createdTimestamp gets the current guild timestamp. */
	get createdTimestamp(): number {
		return Snowflake.snowflakeToTimestamp(this.id);
	}

	/** createdAt gets the creation Date object of the guild. */
	get createdAt(): Date {
		return new Date(this.createdTimestamp);
	}

	/**
	 * If the guild features includes partnered.
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-guild-features
	 */
	get partnered(): boolean {
		return this.features.includes(GuildFeatures.Partnered);
	}

	/**
	 * If the guild is verified.
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-guild-features
	 */
	get verified(): boolean {
		return this.features.includes(GuildFeatures.Verified);
	}

	/**
	 * iconURL gets the current guild icon.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 */
	iconURL(
		options: { size?: ImageSize; format?: ImageFormat } = { size: 128 }
	): string | void {
		if (this.iconHash) {
			return Util.formatImageURL(
				GUILD_ICON(this.id, this.iconHash),
				options.size,
				options.format
			);
		}
	}

	/** toString gets the guild name */
	toString(): string {
		return this.name;
	}
}

/** AnonymousGuild */
/**
 * Class for anonymous guilds.
 * @see {@link BaseGuild}
 * @link https://discord.com/developers/docs/resources/guild#guild-resource
 */
export class AnonymousGuild extends BaseGuild implements Model {
	constructor(session: Session, data: Partial<DiscordGuild>); // TODO: Improve this type (name and id are required)
	constructor(session: Session, data: DiscordGuild) {
		super(session, data);

		this.splashHash = data.splash
			? data.splash
			: undefined;

		this.bannerHash = data.banner
			? data.banner
			: undefined;

		this.verificationLevel = data.verification_level;
		this.vanityUrlCode = data.vanity_url_code
			? data.vanity_url_code
			: undefined;

		this.nsfwLevel = data.nsfw_level;
		this.description = data.description ? data.description : undefined;
		this.premiumSubscriptionCount = data.premium_subscription_count;
	}

	/**
	 * The guild's splash hash.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 */
	splashHash?: string;

	/**
	 * The guild's banner hash.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 */
	bannerHash?: string;

	/**
	 * The guild's verification level.
	 * @see {@link VerificationLevels}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-verification-level
	 */
	verificationLevel: VerificationLevels;

	/** The guild's vanity url code. */
	vanityUrlCode?: string;
	/**
	 * The guild's nsfw level.
	 * @see {@link GuildNsfwLevel}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-guild-nsfw-level
	 */
	nsfwLevel: GuildNsfwLevel;

	/** The guild's description. */
	description?: string;

	/** The number of boosts this guild currently has. */
	premiumSubscriptionCount?: number;

	/**
	 * splashURL gets the current guild splash as a string.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 * @param options - Image options for the splash url.
	 * @returns Splash url or void.
	 */
	splashURL(
		options: { size?: ImageSize; format?: ImageFormat } = { size: 128 }
	): string | void {
		if (this.splashHash) {
			return Util.formatImageURL(
				GUILD_SPLASH(this.id, this.splashHash),
				options.size,
				options.format
			);
		}
	}

	/**
	 * bannerURL gets the current guild banner as a string.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 * @param options - Image options for the banner url.
	 * @returns Banner url or void
	 */
	bannerURL(
		options: { size?: ImageSize; format?: ImageFormat } = { size: 128 }
	): string | void {
		if (this.bannerHash) {
			return Util.formatImageURL(
				GUILD_BANNER(this.id, this.bannerHash),
				options.size,
				options.format
			);
		}
	}
}

/** InviteGuild */
export class InviteGuild extends AnonymousGuild implements Model {
	constructor(session: Session, data: Partial<DiscordGuild>) {
		super(session, data);

		if (data.welcome_screen) {
			this.welcomeScreen = new WelcomeScreen(
				session,
				data.welcome_screen
			);
		}
	}

	welcomeScreen?: WelcomeScreen;
}

/**
 * Represent Discord Guild Preview Object
 * @link https://discord.com/developers/docs/resources/guild#guild-preview-object
 */
export class GuildPreview implements Model {
	constructor(session: Session, data: DiscordGuildPreview) {
		this.session = session;
		this.id = data.id;
		this.name = data.name;
		this.description = data.description ?? undefined;

		this.iconHash = data.icon
			? Util.iconHashToBigInt(data.icon)
			: undefined;

        this.splashHash = data.splash
			? Util.iconHashToBigInt(data.splash)
			: undefined;

        this.discoverySplashHash = data.discovery_splash
			? Util.iconHashToBigInt(data.discovery_splash)
			: undefined;

		this.emojis = data.emojis.map(
			x => new GuildEmoji(this.session, x, this.id)
		);

        this.features = data.features;
		this.approximateMemberCount = data.approximate_member_count;
		this.approximatePresenceCount = data.approximate_presence_count;
		this.stickers = data.stickers.map(x => new Sticker(this.session, x));
	}
	session: Session;
	/** guild id */
	id: Snowflake;
	/** guild name (2-100 characters) */
	name: string;
	iconHash?: bigint;
	splashHash?: bigint;
	discoverySplashHash?: bigint;
	/** custom guild emojis */
	emojis: GuildEmoji[];
	/** enabled guild features */
	features: GuildFeatures[];
	/** approximate number of members in this guild */
	approximateMemberCount: number;
	/** approximate number of online members in this guild */
	approximatePresenceCount: number;
	/** the description for the guild */
	description?: string;
	/** custom guild stickers */
	stickers: Sticker[];
}

/** Guild */

/** Maximun custom guild emojis per level */
export type MaxEmojis = 50 | 100 | 150 | 250;

/** Maximun custom guild stickers per level */
export type MaxStickers = 5 | 15 | 30 | 60;

export type EditBotNickname = { nick: string | null; reason?: string };

export interface CreateRole {
	name?: string;
	color?: number;
	iconHash?: string | bigint;
	unicodeEmoji?: string;
	hoist?: boolean;
	mentionable?: boolean;
}

export interface ModifyGuildRole {
	name?: string;
	color?: number;
	hoist?: boolean;
	mentionable?: boolean;
	unicodeEmoji?: string;
}

export interface CreateGuildEmoji {
	name: string;
	image: string;
	roles?: Snowflake[];
	reason?: string;
}

export interface ModifyGuildEmoji {
	name?: string;
	roles?: Snowflake[];
}

/**
 * @link https://discord.com/developers/docs/resources/guild#create-guild-ban
 */
export interface CreateGuildBan {
	deleteMessageDays?: 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7;
	reason?: string;
}

/**
 * @link https://discord.com/developers/docs/resources/guild#ban-object
 */
export interface GuildBan {
	reason?: string;
	user: User;
}

/**
 * @link https://discord.com/developers/docs/resources/guild#guild-widget-settings-object-guild-widget-settings-structure
 */
export interface GuildWidgetSettings {
	enabled: boolean;
	channelId?: Snowflake;
}

export interface PartialVanityURL {
	code: string;
	uses: number;
}

/**
 * @link https://discord.com/developers/docs/resources/guild#modify-guild-member
 */
export interface ModifyGuildMember {
	nick?: string;
	roles?: Snowflake[];
	mute?: boolean;
	deaf?: boolean;
	channelId?: Snowflake;
	communicationDisabledUntil?: number;
}

/**
 * @link https://discord.com/developers/docs/resources/guild#begin-guild-prune
 */
export interface BeginGuildPrune {
	days?: number;
	computePruneCount?: boolean;
	includeRoles?: Snowflake[];
}

export interface ModifyRolePositions {
	id: Snowflake;
	position?: number | null;
}

export interface GuildCreateOptionsRole {
	id: Snowflake;
	name?: string;
	color?: number;
	hoist?: boolean;
	position?: number;
	permissions?: bigint;
	mentionable?: boolean;
	icon?: string;
	unicodeEmoji?: string | null;
}

export interface GuildCreateOptionsChannel {
	id?: Snowflake;
	parentId?: Snowflake;
	type?:
		| ChannelTypes.GuildText
		| ChannelTypes.GuildVoice
		| ChannelTypes.GuildCategory;
	name: string;
	topic?: string | null;
	nsfw?: boolean;
	bitrate?: number;
	userLimit?: number;
	rtcRegion?: string | null;
	videoQualityMode?: VideoQualityModes;
	permissionOverwrites?: MakeRequired<Partial<DiscordOverwrite>, 'id'>[];
	rateLimitPerUser?: number;
}

/**
 * @link https://discord.com/developers/docs/resources/guild#create-guild
 */
export interface GuildCreateOptions {
	name: string;
	afkChannelId?: Snowflake;
	afkTimeout?: number;
	channels?: GuildCreateOptionsChannel[];
	defaultMessageNotifications?: DefaultMessageNotificationLevels;
	explicitContentFilter?: ExplicitContentFilterLevels;
	icon?: string;
	roles?: GuildCreateOptionsRole[];
	systemChannelFlags?: SystemChannelFlags;
	systemChannelId?: Snowflake;
	verificationLevel?: VerificationLevels;
}

/**
 * @link https://discord.com/developers/docs/resources/guild#modify-guild-json-params
 */
export interface GuildEditOptions extends Partial<GuildCreateOptions> {
	ownerId?: Snowflake;
	splash?: string;
	banner?: string;
	discoverySplash?: string;
	features?: GuildFeatures[];
	rulesChannelId?: Snowflake;
	publicUpdatesChannelId?: Snowflake;
	preferredLocale?: string | null;
	description?: string;
	premiumProgressBarEnabled?: boolean;
}

/**
 * Represents a guild.
 * @see {@link BaseGuild}.
 * @link https://discord.com/developers/docs/resources/guild#guild-object
 */
export class Guild extends BaseGuild implements Model {
	constructor(session: Session, data: DiscordGuild) {
		super(session, data);

		this.splashHash = data.splash
			? Util.iconHashToBigInt(data.splash)
			: undefined;
		this.discoverySplashHash = data.discovery_splash
			? Util.iconHashToBigInt(data.discovery_splash)
			: undefined;
		this.ownerId = data.owner_id;
		this.widgetEnabled = !!data.widget_enabled;
		this.widgetChannelId = data.widget_channel_id
			? data.widget_channel_id
			: undefined;
		this.vefificationLevel = data.verification_level;
		this.defaultMessageNotificationLevel =
			data.default_message_notifications;
		this.explicitContentFilterLevel = data.explicit_content_filter;
		this.premiumTier = data.premium_tier;
		this.members = new Map(
			data.members?.map(member => [
				data.id,
				new Member(session, { ...member, user: member.user! }, data.id),
			])
		);

		this.roles = new Map(
			data.roles.map(role => [data.id, new Role(session, role, data.id)])
		);

		this.emojis = new Map(
			data.emojis.map(guildEmoji => [
				guildEmoji.id!,
				new GuildEmoji(session, guildEmoji, data.id),
			])
		);

		this.channels = new Map(
			data.channels?.map(guildChannel => [
				guildChannel.id,
				new GuildChannel(session, guildChannel, data.id),
			])
		);
	}

	/**
	 * The guild's splash hash.
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 */
	splashHash?: bigint;

	/**
	 * Only present for guilds with the "DISCOVERABLE" feature
	 * @link https://discord.com/developers/docs/reference#image-formatting
	 */
	discoverySplashHash?: bigint;

	/** ID of the guild owner. */
	ownerId: Snowflake;

	/** True if the server widget is enabled */
	widgetEnabled: boolean;

	/** The channel id that the widget will generate an invite to, or undefined if set to no invite. */
	widgetChannelId?: Snowflake;
	/**
	 * Verification level required for the guild.
	 * @see {@link VerificationLevels}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-verification-level
	 */
	vefificationLevel: VerificationLevels;

	/**
	 * The default message notification level.
	 * @see {@link DefaultMessageNotificationLevels}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-default-message-notification-level
	 */
	defaultMessageNotificationLevel: DefaultMessageNotificationLevels;

	/**
	 * The explicit content filter level.
	 * @see {@link ExplicitContentFilterLevels}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-explicit-content-filter-level
	 */
	explicitContentFilterLevel: ExplicitContentFilterLevels;

	/**
	 * Premium tier (Server Boost level).
	 * @see {@link PremiumTiers}
	 * @link https://discord.com/developers/docs/resources/guild#guild-object-premium-tier
	 */
	premiumTier: PremiumTiers;

	/**
	 * A map with the guild's members.
	 * @see {@link Member}
	 * @link https://discord.com/developers/docs/resources/guild#guild-member-object
	 */
	members: Map<Snowflake, Member>;

	/**
	 * A map with the guild's roles.
	 * @see {@link Role}
	 * @link https://discord.com/developers/docs/topics/permissions#role-object
	 */

	roles: Map<Snowflake, Role>;

	/**
	 * A map with the guild's emojis.
	 * @see {@link GuildEmoji}
	 * @link https://discord.com/developers/docs/resources/emoji#emoji-object-emoji-structure
	 */
	emojis: Map<Snowflake, GuildEmoji>;

	/**
	 * A map with the guild's channels.
	 * @see {@link GuildChannel}
	 * @link https://discord.com/developers/docs/resources/channel#channel-object
	 */
	channels: Map<Snowflake, GuildChannel>;

	/**
	 * Returns the maximum number of emoji slots
	 */
	get maxEmojis(): MaxEmojis {
		switch (this.premiumTier) {
			case 1:
				return 100;
			case 2:
				return 150;
			case 3:
				return 250;
			default:
				return 50;
		}
	}

	/**
	 * Returns the maximum number of custom sticker slots
	 */
	get maxStickers(): MaxStickers {
		switch (this.premiumTier) {
			case 1:
				return 15;
			case 2:
				return 30;
			case 3:
				return 60;
			default:
				return 5;
		}
	}

	/**
	 * edits the bot's nickname in the guild.
	 * 'null' would reset the nickname.
	 */
	async editBotNickname(
		options: EditBotNickname
	): Promise<string | undefined> {
		const result = await this.session.rest.patch<
			{ nick?: string } | undefined
		>(USER_NICK(this.id), options);

		return result?.nick;
	}

	/**
	 * creates an emoji in the guild.
	 * @see {@link CreateGuildEmoji}
	 * @see {@link GuildEmoji}
	 * @param options The options to create a emoji.
	 * @returns A promise that resolves to the guild's new emoji.
	 */
	async createEmoji(options: CreateGuildEmoji): Promise<GuildEmoji> {
		if (options.image && !options.image.startsWith('data:image/')) {
			options.image = await urlToBase64(options.image);
		}

		const emoji = await this.session.rest.post<DiscordEmoji>(
			GUILD_EMOJIS(this.id),
			options
		);

		return new GuildEmoji(this.session, emoji, this.id);
	}

	/**
	 * deletes an emoji from the guild.
	 * @param id - The id of the emoji to delete.
	 * @param reason - The reason for deleting the emoji.
	 */
	async deleteEmoji(id: Snowflake, reason?: string): Promise<void> {
		await this.session.rest.delete<undefined>(GUILD_EMOJI(this.id, id), {
			reason,
		});
	}

	/**
	 * edits an emoji in the guild.
	 * @see {@link ModifyGuildEmoji}
	 * @see {@link GuildEmoji}
	 * @param id - The id of the emoji to edit.
	 * @param options - Options to modify the emoji.
	 * @returns A promise that resolves to the edited emoji.
	 */
	async editEmoji(
		id: Snowflake,
		options: ModifyGuildEmoji
	): Promise<GuildEmoji> {
		const emoji = await this.session.rest.patch<DiscordEmoji>(
			GUILD_EMOJI(this.id, id),
			options
		);

		return new GuildEmoji(this.session, emoji, this.id);
	}

	/**
	 * creates a role in the guild.
	 * @see {@link CreateRole}
	 * @see {@link Role}
	 * @param options - Options to create a new role.
	 */
	async createRole(options: CreateRole): Promise<Role> {
		let icon: string | undefined;

		if (options.iconHash) {
			if (typeof options.iconHash === 'string') {
				icon = options.iconHash;
			} else {
				icon = Util.iconBigintToHash(options.iconHash);
			}
		}

		const role = await this.session.rest.put<DiscordRole>(
			GUILD_ROLES(this.id),
			{
				name: options.name,
				color: options.color,
				icon,
				unicode_emoji: options.unicodeEmoji,
				hoist: options.hoist,
				mentionable: options.mentionable,
			}
		);

		return new Role(this.session, role, this.id);
	}

	/**
	 * deletes a role from the guild.
	 * @param roleId - The id of the role to delete.
	 */
	async deleteRole(roleId: Snowflake): Promise<void> {
		await this.session.rest.delete<undefined>(
			GUILD_ROLE(this.id, roleId),
			{}
		);
	}

	/**
	 * edits a role in the guild.
	 * @see {@link ModifyGuildRole}
	 * @see {@link Role}
	 * @param roleId - The id of the role to edit.
	 * @param options - Options to modify the role.
	 */
	async editRole(roleId: Snowflake, options: ModifyGuildRole): Promise<Role> {
		const role = await this.session.rest.patch<DiscordRole>(
			GUILD_ROLE(this.id, roleId),
			{
				name: options.name,
				color: options.color,
				hoist: options.hoist,
				mentionable: options.mentionable,
			}
		);

		return new Role(this.session, role, this.id);
	}

	/**
	 * adds a role to a user in the guild.
	 * @param memberId - The id of the member to add a role to.
	 * @param roleId - The id of the role to add.
	 * @param reason - The reason for adding the role to the member.
	 */
	async addRole(
		memberId: Snowflake,
		roleId: Snowflake,
		reason?: string
	): Promise<void> {
		await this.session.rest.put<undefined>(
			GUILD_MEMBER_ROLE(this.id, memberId, roleId),
			{ reason }
		);
	}

	/**
	 * removes a role from a user in the guild.
	 * @param memberId - The id of the member to remove a role from.
	 * @param roleId - The id of the role to remove.
	 * @param reason - The reason for removing the role from the member.
	 */
	async removeRole(
		memberId: Snowflake,
		roleId: Snowflake,
		reason?: string
	): Promise<void> {
		await this.session.rest.delete<undefined>(
			GUILD_MEMBER_ROLE(this.id, memberId, roleId),
			{ reason }
		);
	}

	/**
	 * the roles moved.
	 * @see {@link ModifyRolePositions}
	 * @see {@link Role}
	 * @param options - Options to modify the roles.
	 */
	async moveRoles(options: ModifyRolePositions[]): Promise<Role[]> {
		const roles = await this.session.rest.patch<DiscordRole[]>(
			GUILD_ROLES(this.id),
			options
		);

		return roles.map(role => new Role(this.session, role, this.id));
	}

	/**
	 * deletes an invite from the guild.
	 * @param inviteCode - The invite code to get the invite for.
	 */
	async deleteInvite(inviteCode: string): Promise<void> {
		await this.session.rest.delete<undefined>(INVITE(inviteCode), {});
	}

	/**
	 * gets an invite from the guild.
	 * @see {@link Routes.GetInvite}
	 * @see {@link Invite}
	 * @param inviteCode - The invite code to get the invite for.
	 * @param options - Options to get the invite.
	 * @returns Promise resolving to the invite.
	 */
	async fetchInvite(inviteCode: string, options: GetInvite): Promise<Invite> {
		const inviteMetadata =
			await this.session.rest.get<DiscordInviteMetadata>(
				INVITE(inviteCode, options)
			);

		return new Invite(this.session, inviteMetadata);
	}

	/**
	 * gets all invites from the guild.
	 * @see {@link Invite}
	 * @returns A promise that resolves to the guild's invites.
	 */
	async fetchInvites(): Promise<Invite[]> {
		const invites = await this.session.rest.get<DiscordInviteMetadata[]>(
			GUILD_INVITES(this.id)
		);

		return invites.map(invite => new Invite(this.session, invite));
	}

	/**
	 * bans a member from the guild.
	 * @see {@link CreateGuildBan}
	 * @param memberId - The id of the member to ban.
	 * @param options - Options to ban the member.
	 */
	async banMember(
		memberId: Snowflake,
		options: CreateGuildBan
	): Promise<void> {
		await this.session.rest.put<undefined>(
			GUILD_BAN(this.id, memberId),
			options
				? {
						delete_message_days: options.deleteMessageDays,
						reason: options.reason,
				  }
				: {}
		);
	}

	/**
	 * kicks a member from the guild.
	 * @param memberId - The id of the member to kick.
	 * @param reason - The reason for kicking the member.
	 */
	async kickMember(memberId: Snowflake, reason?: string): Promise<void> {
		await this.session.rest.delete<undefined>(
			GUILD_MEMBER(this.id, memberId),
			{ reason }
		);
	}

	/**
	 * unbans a member from the guild.
	 * @param memberId - The id of the member to get.
	 */
	async unbanMember(memberId: Snowflake): Promise<void> {
		await this.session.rest.delete<undefined>(
			GUILD_BAN(this.id, memberId),
			{}
		);
	}

	/**
	 * edits a member in the guild.
	 * @see {@link ModifyGuildMember}
	 * @see {@link Member}
	 * @param memberId - The id of the member to get.
	 * @param options - Options to edit the member.
	 * @returns Promise resolving to the edited member.
	 */
	async editMember(
		memberId: Snowflake,
		options: ModifyGuildMember
	): Promise<Member> {
		const member = await this.session.rest.patch<DiscordMemberWithUser>(
			GUILD_MEMBER(this.id, memberId),
			{
				nick: options.nick,
				roles: options.roles,
				mute: options.mute,
				deaf: options.deaf,
				channel_id: options.channelId,
				communication_disabled_until: options.communicationDisabledUntil
					? new Date(options.communicationDisabledUntil).toISOString()
					: undefined,
			}
		);

		return new Member(this.session, member, this.id);
	}

	/**
	 * prunes members from the guild.
	 * @see {@link BeginGuildPrune}
	 * @param options - Options to prune the members.
	 * @returns A promise that resolves to the number of members pruned.
	 */
	async pruneMembers(options: BeginGuildPrune): Promise<number> {
		const result = await this.session.rest.post<{ pruned: number }>(
			GUILD_PRUNE(this.id),
			{
				days: options.days,
				compute_prune_count: options.computePruneCount,
				include_roles: options.includeRoles,
			}
		);

		return result.pruned;
	}

	/**
	 * gets the number of members that would be pruned.
	 * @returns A promise that resolves to the number of members that would be pruned.
	 */
	async getPruneCount(): Promise<number> {
		const result = await this.session.rest.get<{ pruned: number }>(
			GUILD_PRUNE(this.id)
		);

		return result.pruned;
	}

	/**
	 * gets the active threads in the guild.
	 * @see {@link ReturnThreadsArchive}
	 * @returns Promise resolving a ReturnThreadsArchive without hasMore property.
	 */
	async getActiveThreads(): Promise<Omit<ReturnThreadsArchive, 'hasMore'>> {
		const { threads, members } =
			await this.session.rest.get<DiscordListActiveThreads>(
				THREAD_ACTIVE(this.id)
			);

		return {
			threads: Object.fromEntries(
				threads.map(thread => [
					thread.id,
					new ThreadChannel(this.session, thread, this.id),
				])
			),
			members: Object.fromEntries(
				members.map(threadMember => [
					threadMember.id,
					new ThreadMember(this.session, threadMember),
				])
			),
		};
	}

	/** *
	 * Deletes the guild.
	 */
	async delete_(): Promise<void> {
		await this.session.rest.delete<undefined>(GUILDS(this.id), {});
	}

	/**
	 * Leaves the guild.
	 */
	async leave(): Promise<void> {
		await this.session.rest.delete<undefined>(USER_GUILDS(this.id), {});
	}

	/**
	 * Creates a guild and returns its data, the bot joins the guild
	 * This was modified from discord.js to make it compatible
	 * precondition: Bot should be in less than 10 servers
	 * @see {@link Session}
	 * @see {@link GuildCreateOptions}
	 * @see {@link Guild}
	 * @param session - The session the guild should be created in.
	 * @param options - Options to create the guild.
	 * @returns A promise that resolves to the created guild.
	 */
	static async create(
		session: Session,
		options: GuildCreateOptions
	): Promise<Guild> {
		const guild = await session.rest.post<DiscordGuild>(GUILDS(), {
			name: options.name,
			afk_channel_id: options.afkChannelId,
			afk_timeout: options.afkTimeout,
			default_message_notifications: options.defaultMessageNotifications,
			explicit_content_filter: options.explicitContentFilter,
			system_channel_flags: options.systemChannelFlags,
			verification_level: options.verificationLevel,
			icon: options.icon,
			channels: options.channels?.map(channel => ({
				name: channel.name,
				nsfw: channel.nsfw,
				id: channel.id,
				bitrate: channel.bitrate,
				parent_id: channel.parentId,
				permission_overwrites: channel.permissionOverwrites,
				rtc_region: channel.rtcRegion,
				user_limit: channel.userLimit,
				video_quality_mode: channel.videoQualityMode,
				rate_limit_per_user: channel.rateLimitPerUser,
			})),
			roles: options.roles?.map(role => ({
				name: role.name,
				id: role.id,
				color: role.color,
				mentionable: role.mentionable,
				hoist: role.hoist,
				position: role.position,
				unicode_emoji: role.unicodeEmoji,
				icon: options.icon,
			})),
		});

		return new Guild(session, guild);
	}

	/**
	 * sets a new splash for the guild. Same as Guild.edit({..., splash: 'splashURL'})
	 * @see {@link Guild}
	 */
	setSplash(splash: string): Promise<Guild> {
		return this.edit({ splash });
	}

	/**
	 * sets a new banner for the guild. Same as Guild.edit({..., banner: 'bannerURL'})
	 * @see {@link Guild}
	 */
	setBanner(banner: string): Promise<Guild> {
		return this.edit({ banner });
	}

	/**
	 * Sets a new guild discovery splash image. Same as Guild.edit({..., discoverySplashURL: 'discoverySplashURL'})
	 * @see {@link Guild}
	 */
	setDiscoverySplash(discoverySplash: string): Promise<Guild> {
		return this.edit({ discoverySplash });
	}

	/**
	 * Sets a new guild icon image. Same as Guild.edit({..., icon: 'url'})
	 * @param icon - The new icon for the guild.
	 * @see {@link Guild}
	 */
	setIcon(icon: string): Promise<Guild> {
		return this.edit({ icon });
	}

	/**
	 * Edits a guild and returns its data.
	 * @see {@link Guild}
	 * @see {@link GuildEditOptions}
	 * @param options - Options to edit the guild.
	 * @returns A promise that resolves to the edited guild.
	 */
	async edit(options: GuildEditOptions): Promise<Guild> {
		const guild = await this.session.rest.patch<DiscordGuild>(GUILDS(), {
			name: options.name,
			afk_channel_id: options.afkChannelId,
			afk_timeout: options.afkTimeout,
			default_message_notifications: options.defaultMessageNotifications,
			explicit_content_filter: options.explicitContentFilter,
			system_channel_flags: options.systemChannelFlags,
			verification_level: options.verificationLevel,
			icon: options.icon,
			// extra props
			splash: options.splash,
			banner: options.banner,
			discovery_splash: options.discoverySplash,
			owner_id: options.ownerId,
			rules_channel_id: options.rulesChannelId,
			public_updates_channel_id: options.publicUpdatesChannelId,
			preferred_locale: options.preferredLocale,
			features: options.features,
			description: options.description,
			premiumProgressBarEnabled: options.premiumProgressBarEnabled,
		});

		return new Guild(this.session, guild);
	}

	/**
	 * gets the voice regions available for the guild.
	 * @see {@link DiscordVoiceRegion}
	 * @returns Promise that resolves to an array of voice regions.
	 */
	fetchVoiceRegions(): Promise<DiscordVoiceRegion[]> {
		return this.session.rest.get<DiscordVoiceRegion[]>(
			GUILD_VOICE_REGIONS(this.id)
		);
	}

	/**
	 * Fetches user ban in the guild
	 * @param userId The user id
	 * @returns Resolves Discord Ban
	 */
	async fetchBan(userId: Snowflake): Promise<GuildBan> {
		const ban = await this.session.rest.get<DiscordBan>(
			GUILD_BAN(this.id, userId)
		);

		return {
			reason: ban.reason ?? undefined,
			user: new User(this.session, ban.user),
		};
	}

	/**
	 * Fetches bans in the guild
	 * @param options
	 * @returns Resolve with list of bans
	 */
	async fetchBans(options?: GetBans): Promise<GuildBan[]> {
		const bans = await this.session.rest.get<DiscordBan[]>(
			GUILD_BANS(this.id, options)
		);

		return bans.map(x => {
			return {
				reason: x.reason ?? undefined,
				user: new User(this.session, x.user),
			};
		});
	}

	/**
	 * Fetches settings for {@link Widget} in the guild
	 * @returns Resolves with the settings
	 */
	async fetchWidgetSettings(): Promise<GuildWidgetSettings> {
		const widget = await this.session.rest.get<DiscordGuildWidgetSettings>(
			GUILD_WIDGET(this.id)
		);

		return {
			enabled: !!widget.enabled,
			channelId: widget.channel_id ?? undefined,
		};
	}

	/**
	 * Fetches widget in the guild
	 * @returns Resolves with the Widget
	 */
	async fetchWidget(): Promise<Widget> {
		const widget = await this.session.rest.get<DiscordGuildWidget>(
			GUILD_WIDGET(this.id, { get: 'json' })
		);

		return new Widget(this.session, widget);
	}

	/**
	 * Fetches vanity url invite
	 * @see {@link Invite}
	 * @returns Resolves a Invite
	 */
	async fetchVanityURL(): Promise<Partial<Invite>> {
		const vanity = await this.session.rest.get<DiscordInvite>(
			GUILD_VANITY(this.id)
		);

		return new Invite(this.session, vanity);
	}

	/**
	 * Fetches preview of the guild
	 * @returns Resolves a Guild Preview object
	 */
	async fetchGuildPreview(): Promise<GuildPreview> {
		const preview = await this.session.rest.get<DiscordGuildPreview>(
			GUILD_PREVIEW(this.id)
		);

		return new GuildPreview(this.session, preview);
	}

	async fetchChannel(channelId: string): Promise<ChannelInGuild> {
		const channel = await this.session.rest.get<DiscordChannel>(CHANNEL(channelId));

		return ChannelFactory.fromGuildChannel(this.session, channel);
	}

	async fetchChannels(): Promise<ChannelInGuild[]> {
		const channels = await this.session.rest.get<DiscordChannel[]>(GUILD_CHANNELS(this.id));

		return channels.map(channel => ChannelFactory.fromGuildChannel(this.session, channel));
	}

    /** fetches a member */
    async fetchMember(memberId: Snowflake): Promise<Member> {
        const member = await this.session.rest.get<DiscordMemberWithUser>(
            GUILD_MEMBER(this.id, memberId)
        );

        return new Member(this.session, member, this.id);
    }

    /** fetches multiple members */
    async fetchMembers(options?: ListGuildMembers): Promise<Member[]> {
        const members = await this.session.rest.get<DiscordMemberWithUser[]>(
            GUILD_MEMBERS(this.id, options)
        );

        return members.map((member) => new Member(this.session, member, this.id));
    }
}