import { OperationResponse, Unregisterable } from './shared';

/**
 * Represents functionality for the server browser.
 */
export interface ServerBrowser {
	/**
	 * Adds a favorite server.
	 * @param server The server to add.
	 * @returns an empty string if successful, `Invalid/missing IPv4?` if failed.
	 */
	AddFavoriteServer(server: GameServer): Promise<string>;

	/**
	 * Adds a favorite server by IP.
	 * @param ip The IP to add to favorite servers.
	 * @returns an empty string if successful, localization string if failed.
	 */
	AddFavoriteServersByIP(ip: string): Promise<string>;

	CancelServerQuery(dialogId: number, queryServer: number): void;

	/**
	 * Connects to a server from a given dialog.
	 * @param dialogId The dialog ID to use.
	 * @param password Server password, empty if none.
	 * @returns a connection status.
	 */
	ConnectToServer(dialogId: number, password: string): Promise<EJoinServerError>;

	/**
	 * Creates a server info dialog for the server your friend is currently playing on.
	 * @param pid 0
	 * @param steamId A Steam64 ID of a friend.
	 */
	CreateFriendGameInfoDialog(pid: number, steamId: string): void;

	/**
	 * Creates a server info dialog.
	 * @param ip The server IP.
	 * @param port The server port.
	 * @param queryPort
	 * @returns the created dialog ID.
	 */
	CreateServerGameInfoDialog(ip: string, port: number, queryPort: number): Promise<number>;

	/**
	 * Retrieves the server list.
	 * @param appId The game ID, 0 for every game.
	 * @param queryType The tab to use.
	 * @param filters Server filters.
	 * @param serverCallback What to do with the found server?
	 * @param requestCompletedCallback The callback function to be called when the request is completed.
	 * @returns the current server list request ID.
	 * @throws Throws if the query type is unknown.
	 * @throws Throws if the filter list isn't key/value pairs, i.e. of an even length.
	 * @remarks Stops at 10000 if there are more servers to be found.
	 * @example
	 * Filter examples, may be combined:
	 * ```
	 * [ 'gamedir', 'cstrike' ] // Doesn't work?
	 * [ 'hasplayers', '1' ] // Only works with "1"?
	 * [ 'notfull', '1' ] // Doesn't work?
	 * [ 'map', 'cs_office' ] // Has to be an exact match!
	 * ```
	 */

	/*
    The enum in question:

    (t =
    'lan' == this.id
        ? this.all_servers.length > 0
            ? '#ServerBrowser_NoServersMatch'
            : '#ServerBrowser_NoLanServers'
        : 'internet' == this.id
        ? this.all_servers.length > 0
            ? '#ServerBrowser_NoInternetGamesMatch'
            : e == l.zS.k_EServerFailedToRespond
            ? '#ServerBrowser_MasterServerNotResponsive'
            : e == l.zS.k_ENoServersListedOnMasterServer
            ? '#ServerBrowser_MasterServerHasNoServersListed'
            : '#ServerBrowser_NoInternetGamesResponded'
        : 'favorites' == this.id
        ? this.all_servers.length > 0
            ? '#ServerBrowser_NoServersMatch'
            : '#ServerBrowser_NoFavoriteServers'
        : 'history' == this.id
        ? this.all_servers.length > 0
            ? '#ServerBrowser_NoHistoryServersMatch'
            : '#ServerBrowser_NoServersPlayed'
        : 'friends' == this.id
        ? this.all_servers.length > 0
            ? '#ServerBrowser_NoServersMatch'
            : '#ServerBrowser_NoFriendsServers'
        : 'BUGBUG'),
    */
	CreateServerListRequest(
		appId: number,
		queryType: ServerBrowserTab_t,
		filters: string[],
		serverCallback: (server: GameServer) => void,
		requestCompletedCallback: (response: number) => void,
	): Promise<number | OperationResponse>;

	/**
	 * Destroys the game info dialog functions (but not the window).
	 * @param dialogId The dialog ID to use.
	 * @remarks ServerBrowser.CancelServerQuery may throw if it tries to ping the server.
	 */
	DestroyGameInfoDialog(dialogId: number): void;

	/**
	 * Stops retrieving the server list.
	 * @param activeServerListRequestId The active server request ID to use.
	 */
	DestroyServerListRequest(activeServerListRequestId: number): void;

	/**
	 * Gets a list of games that support the server browser feature.
	 * @returns a list of games.
	 */
	GetMultiplayerGames(): Promise<ServerBrowserGame[]>;

	/**
	 * Gets the server browser preferences.
	 * @returns server browser preferences.
	 */
	GetServerListPreferences(): Promise<ServerBrowserPreferences>;

	/**
	 * Pings the server of a specified dialog ID.
	 * @param dialogId The dialog ID to use.
	 */
	PingServer(dialogId: number): Promise<number | OperationResponse>;

	/**
	 * Registers a callback function to be called when a server gets added to favorite servers.
	 * @param callback The callback function to be called.
	 * @returns an object that can be used to unregister the callback.
	 */
	RegisterForFavorites(callback: (list: ServerBrowserFavoritesAndHistory) => void): Unregisterable;

	/**
	 * Registers a callback function to be called when idk
	 * @param dialogId The dialog ID to use.
	 * @param callback The callback function to be called.
	 * @returns an object that can be used to unregister the callback.
	 */
	RegisterForFriendGamePlayed(dialogId: number, callback: (server: ServerBrowserFriendServer) => void): Unregisterable;

	/**
	 * Registers a callback function to be called when a server info dialog opens.
	 * @param callback The callback function to be called.
	 * @returns an object that can be used to unregister the callback.
	 */
	RegisterForGameInfoDialogs(callback: (dialogs: ServerBrowserDialog[]) => void): Unregisterable;

	/**
	 * Registers a callback function to be called when player details get requested.
	 * @param dialogId The dialog ID to use.
	 * @param callback The callback function to be called.
	 * @returns an object that can be used to unregister the callback.
	 */
	RegisterForPlayerDetails(dialogId: number, callback: (player: PlayerDetails) => void): Unregisterable;

	/**
	 * Registers a callback function to be called when a server gets pinged.
	 * @param dialogId The dialog ID to use.
	 * @param callback The callback function to be called.
	 * @returns an object that can be used to unregister the callback.
	 */
	RegisterForServerInfo(dialogId: number, callback: (server: GameServer) => void): Unregisterable;

	/**
	 * Removes a server from favorite servers.
	 * @param server The server to remove.
	 */
	RemoveFavoriteServer(server: GameServer): void;

	/**
	 * Removes a server from history of played servers.
	 * @param server The server to remove.
	 */
	RemoveHistoryServer(server: GameServer): void;

	/**
	 * Requests player details for a specific dialog.
	 * @param dialogId The dialog ID to use.
	 */
	RequestPlayerDetails(dialogId: number): Promise<number | OperationResponse>;

	/**
	 * Sets the server browser preferences.
	 * @param prefs Server list preferences.
	 */
	SetServerListPreferences(prefs: ServerBrowserPreferences): void;
}

export type ServerBrowserTab_t = 'internet' | 'favorites' | 'history' | 'lan' | 'friends';

export interface ServerBrowserGame {
	/** The ID of the game. */
	appid: number;
	/** The ID of the game. */
	gameid: string;
	/** The game folder. */
	gamedir: string;
	/** The game's name. */
	name: string;
}

export interface ServerBrowserPreferences {
	GameList: string;
	filters: ServerBrowserTabFilters;
}

export type ServerBrowserTabFilters = {
	[tab in ServerBrowserTab_t]: ServerBrowserGameFilter;
};

export interface ServerBrowserGameFilter {
	/** Has users playing */
	NoEmpty: boolean;
	/** Server not full */
	NoFull: boolean;
	/** Is not password protected */
	NoPassword: boolean;
	/** Anti-cheat */
	Secure: EServerBrowserGameFilterAntiCheat;
	/** The ID of the game */
	appid: number;
	/** The game folder */
	game: string;
	/** Map filter */
	map: string;
	/** Latency */
	ping: EServerBrowserGameFilterPing;
}

export enum EServerBrowserGameFilterAntiCheat {
	All,
	Secure,
	NotSecure,
}

export enum EServerBrowserGameFilterPing {
	All,
	LessThan50 = 50,
	LessThan100 = 100,
	LessThan150 = 150,
	LessThan250 = 250,
}

export interface ServerBrowserFavoritesAndHistory {
	favorites: GameServer[];
	history: GameServer[];
}

export interface ServerBrowserFriendServer {
	/** The ID of the game. */
	appid: number;
	/** Non-Steam server? */
	bNonSteamServer: boolean;
	gameText: string;
	/** The ID of the game. */
	gameid: string;
	steamIDLobby: string;
}

export interface ServerBrowserDialog {
	dialogID: number;
	ip: number;
	port: number;
	queryPort: number;
}

export interface GameServer {
	/** The ID of the game. */
	appid: number;
	/** Do not refresh if had unsuccessful response? */
	bDoNotRefresh?: boolean;
	/** Found the server? */
	bHadSuccessfulResponse: boolean;
	/** Has password? */
	bPassword: boolean;
	/** Is VAC secured? */
	bSecure: boolean;
	/** How many bot players there currently are. */
	botPlayers: number;
	/** The server's game name/description. */
	gameDesc: string;
	/** The game folder. */
	gameDir: string;
	/** Server tags, separated by a comma. */
	gameTags: string;
	/** The server IP. */
	ip: string;
	/** Last time played as a UNIX timestamp. */
	lastPlayed: number;
	/** Current server map. */
	map: string;
	/** Max players on the server. */
	maxPlayers: number;
	/** The server name. */
	name: string;
	/** The latency to the server. */
	ping: number;
	/** How many players there currently are. */
	players: number;
	/** The server port. */
	port: number;
	queryPort: number;
	/** The server's game version it is running on. */
	serverVersion: number;
	/** Game server account ID. */
	steamID: string;
}

export enum EJoinServerError {
	PingFailed = -3,
	Connecting,
	Pinging,
	None,
	VACBanned,
	ServerFull,
	ModNotInstalled,
	AppNotFound,
	NotInitialized,
}

export interface PlayerDetails {
	/**
	 * `true` is the server refresh is successful.
	 */
	bSuccess: boolean;

	/**
	 * `true` when the server refresh is done.
	 */
	bRefreshComplete: boolean;

	/**
	 * Player name.
	 *
	 * @note Defined when {@link bRefreshComplete} is `true`.
	 */
	playerName?: string;

	/**
	 * Player score.
	 *
	 * @note Defined when {@link bRefreshComplete} is `true`.
	 */
	score?: number;

	/**
	 * Time played on the server in seconds
	 *
	 * @note Defined when {@link bRefreshComplete} is `true`.
	 */
	timePlayed?: number;
}