/// <reference types="node" />
import type Instance from "./objects/instance.js";
import type { WorkerOptions, Worker } from "worker_threads";
import { Dir, File } from "gfsl";
/**Internal function. Used to set the spawner for the workers the downloader uses */
export declare function setDownloadWorkerSpawner(func: (options: WorkerOptions) => Promise<Worker>): void;
/**Internal function. Used to get the spawner for the workers the downloader uses */
export declare function spawnDownloadWorker(options: WorkerOptions): Promise<any>;
/**
 * Can be used to fine tune GMLL by purposefully skipping certain steps via initialization.
 * By default, GMLL uses these values to get the manifest files related to each of these items.
 *
 * ##### Vanilla (DO NOT DISABLE unless you know what you are doing)
 * * runtime => The manifests needed to install the default java runtimes for minecraft.
 * * agent => Install Agenta, used to make sure pre 1.7.10 versions of minecraft can get the assets they want
 *
 * ##### Modloaders (Can be removed to speed up initialization)
 * * fabric => Manifests needed for fabric support
 * * legacy-fabric => Manifests needed for legacy-fabric support
 * * quilt => Manifests needed for quilt support
 *
 * #### More information:
 * * {@link clrUpdateConfig}
 * * {@link addUpdateConfig}
 * * {@link getUpdateConfig}
 */
export type update = "runtime" | "agent" | "fabric" | "legacy-fabric" | "quilt";
declare const repositories: {
    maven: string;
    forge: string;
    armFix: string;
    z7Repo: string;
};
/**is multicore downloads currently enabled? */
export declare function getMultiCoreMode(): boolean;
/**Should GMLL use it's multithreaded downloader?
 * @default true
 */
export declare function setMultiCoreMode(enabled: boolean): void;
/**
 * The repositories GMLL uses for some of it's self hosted files.
 * By default these are hosted on https://download.hanro50.net.za/
 *
 * #### More information:
 * * maven => ({@link setMavenRepo}) The maven repo GMLL should pull Agenta and forgiac from
 * * forge => ({@link setForgeRepo}) The forge archive GMLL should redirect requests to https://files.minecraftforge.net/fmllibs towards
 * * armFix => ({@link setArmfixRepo}) The location serving the resources needed for the arm fix to function
 * * z7Repo => ({@link set7zipRepo}) The location serving a local version of 7zip
 */
export declare function getRepositories(): typeof repositories;
/**The maven repo GMLL should pull Agenta and forgiac from */
export declare function setMavenRepo(maven: string): void;
/**The forge archive GMLL should redirect requests to https://files.minecraftforge.net/fmllibs towards*/
export declare function setForgeRepo(forge: string): void;
/**The location serving the resources needed for the arm fix to function
 * (allows for running Minecraft on arm on non mac platforms)
 */
export declare function setArmfixRepo(armFix: string): void;
/**The location serving 7zip binaries*/
export declare function set7zipRepo(z7Repo: string): void;
/**Checks if GMLL is initialized and throws an error if it is not */
export declare function isInitialized(): void;
export interface Events {
    /**
     * Used for debug information
     * This is purely debug information.
     * The exact info given by this function is liable to change without warning
     */
    on(e: "debug.info" | "debug.warn" | "debug.error", f: (message: string) => void): void;
    /**
     * Called when the downloader/Encoder starts up
     * #### Possible events
     * - start=>Used when the downloader starts up
     * - done=>Fired when everything is wrapped up.
     */
    on(e: "download.start" | "download.done" | "encode.start" | "encode.done", f: () => void): void;
    /**
     * Thrown when the parsed resource file has an issue.
     * This can happen when decoding nbt data from world saves or metadata from mods, resource packs or texture packs
     * #### Return variables
     * - type=>Type of resource being parsed
     * - err=>The thrown error
     * - path=>The path to the file that caused the issue
     */
    on(e: "parser.fail", f: (type: string, err: Error, path: File | Dir) => void): void;
    /**
     * Called when the metadata/nbt parser is started/done.
     * #### Possible events
     * - start => Called when the metadata/nbt parser is started.
     * - done => Called when the metadata/nbt parser is done.
     * #### Return variables
     * - type=>Type of resource being parsed
     * - instance=>The instance of which the load event is applicable.
     */
    on(e: "parser.start" | "parser.done", f: (type: string, instance: Instance) => void): void;
    /**Used to give setup information. Useful for progress bars. */
    on(e: "download.setup", f: (cores: number) => void): void;
    /**Fired when a file has been downloaded and saved to disk */
    on(e: "download.progress" | "encode.progress" | "parser.progress", f: (key: string, index: number, total: number, left: number) => void): void;
    /**Fired when GMLL needs to restart a download */
    on(e: "download.fail", f: (key: string, type: "retry" | "fail" | "system", err: string) => void): void;
    /**The events fired when GMLL has to spin up an instance of the JVM.
     * @param app The name of the Java app currently running. (Forgiac|Minecraft)
     * @param cwd The directory the app is running within.
     */
    on(e: "jvm.start", f: (app: string, cwd: string, meta?: Instance) => void): void;
    /**Console feedback from a JVM App.
     * @param app The name of the Java app currently running. (Forgiac|Minecraft)
     * @param chunk The aforementioned feedback
     */
    on(e: "jvm.stdout" | "jvm.stderr", f: (app: string, chunk: string, meta?: Instance) => void): void;
    emit(tag: string, ...args: any): void;
}
/**
 * Resets the root folder path and all of it's sub folders
 * @param {String} _root Essentially where you want to create a new .minecraft folder
 */
export declare function setRoot(_root: Dir | string): void;
/**
 * The location of the asset directory. Used to store textures, music and sounds.
 * @param _assets The location you want the asset directory to be at
 */
export declare function setAssets(_assets: Dir | string): void;
/**
 * Used to store dependencies various versions of Minecraft and modloaders need in order to function.
 * @param _libraries The location you want the library directory to be at
 */
export declare function setLibraries(_libraries: Dir | string): void;
/**
 * The default location to store new instances at.
 * @param _instances The location you want the instance directory to be at
 */
export declare function setInstances(_instances: Dir | string): void;
/**
 * Used to store version.json files and client jars GMLL uses to download the dependencies a
 * set version of minecraft or a set modeloader needs in order to function properly
 * @param _versions The location you want the version directory to be at
 */
export declare function setVersions(_versions: Dir | string): void;
/**
 * Runtimes are the various different versions of Java minecraft needs to function.
 * - Java 8 for pre-1.17 builds of the game
 * - Java 16 for 1.17
 * - Java 17 for 1.18+
 * - Java 17 for 1.18+
 * @param _runtimes The location you want the runtime directory to be at
 */
export declare function setRuntimes(_runtimes: Dir | string): void;
/**
 * GMLL uses this folder to store meta data GMLL uses to control and manage minecraft.
 * @param _launcher   The location you want the meta directory to be at
 */
export declare function setLauncher(_launcher: Dir | string): Promise<void>;
/**
 * Natives are binary blobs and DLL files various minecraft versions use to function.
 * Essentially used to access functionality outside the scope of what the Java JVM provides
 * @param _natives The location you want the bin directory to be at
 */
export declare function setNatives(_natives: Dir | string): void;
/**
 * Gets the root of the asset database.
 * @see the {@link setAssets set} method for more info
 */
export declare function getAssets(): Dir;
/**
 * Get the location of the library files.
 * @see the {@link setLibraries set} method for more info
 */
export declare function getlibraries(): Dir;
/**
 * Use to get the instance directory
 * @see the {@link setInstances set} method for more info
 */
export declare function getInstances(): Dir;
/**
 * Use to get the version directory
 * @see the {@link setVersions set} method for more info
 */
export declare function getVersions(): Dir;
/**
 * Used to get the runtime directory
 * @see the {@link setRuntimes set} method for more info
 */
export declare function getRuntimes(): Dir;
/**
 * Returns a set of directories GMLL uses to store meta data.
 * Mostly used for version manifests and runtime manifests that act as pointers to help GMLL to locate other files stored on Mojang's servers.
 * It also stores miscellaneous files GMLL uses to optimize the retrieval of certian pieces of information needed for GMLL to function properly
 */
export declare function getMeta(): {
    bin: Dir;
    runtimes: Dir;
    lzma: Dir;
    scratch: Dir;
    manifests: Dir;
    index: Dir;
    profiles: Dir;
};
/**
 * Used to get the bin directory
 * @see the {@link setNatives set} method for more info
 */
export declare function getNatives(): Dir;
/**
 * For internal use only
 */
export declare function emit(tag: string, ...args: Array<number | string | unknown>): void;
/**Replaces the current event Listener */
export declare function setEventListener(events: Events): void;
/**Gets the current even Listener */
export declare function getEventListener(): Events;
/** Clears all settings*/
export declare function clrUpdateConfig(): void;
/**Adds a setting to the list of things GMLL should update*/
export declare function addUpdateConfig(item: update): void;
/**Gets the current list of things GMLL will update upon initialization */
export declare function getUpdateConfig(): update[];
/**Used for GMLL plugins. */
export declare function initializationListener(func: () => void | Promise<void>): void;
/**Does the basic pre flight checks. */
export declare function initialize(): Promise<void>;
/**Used to resolve relative files in GMLL */
export declare function resolvePath(file: string): string;
/**
 * Used to set the reported launcher name reported by GMLL to Minecraft
 * @param _version Any version string
 */
export declare function setLauncherName(_name?: string): void;
/**
 * Used to get the currently reported launcher name reported by GMLL to Minecraft
 */
export declare function getLauncherName(): string;
/**
 * Used to set the reported launcher version reported by GMLL to Minecraft
 * @param _version Any version string
 */
export declare function setLauncherVersion(_version?: string): void;
/**
 * Used to get the currently reported launcher version reported by GMLL to Minecraft
 */
export declare function getLauncherVersion(): string;
export declare function forceCommonJsWorker(): void;
export {};