import * as fs from "fs";
import ReaddirGlob = require("readdir-glob");
import stream = require("stream");
import { ZlibOptions } from "zlib";

type Partial<T> = {
    [P in keyof T]?: T[P];
};

// This library adds `cwd` to the options
type GlobOptions = ReaddirGlob.Options & { cwd?: string };

// eslint-disable-next-line @typescript-eslint/no-unsafe-function-type -- support for ConstructorFn function and classes
type ConstructorFn<T> = Function | (new(...params: any[]) => T);

declare function archiver(format: archiver.Format, options?: archiver.ArchiverOptions): archiver.Archiver;

declare namespace archiver {
    type Format = "zip" | "tar";

    function create(format: string, options?: ArchiverOptions): Archiver;

    /** Check if the format is already registered. */
    function isRegisteredFormat(format: string): boolean;
    // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
    function registerFormat(format: string, module: Function): void;

    interface EntryData {
        /** Sets the entry name including internal path */
        name: string;
        /** Sets the entry date */
        date?: Date | string | undefined;
        /** Sets the entry permissions */
        mode?: number | undefined;
        /**
         * Sets a path prefix for the entry name.
         * Useful when working with methods like `directory` or `glob`
         */
        prefix?: string | undefined;
        /**
         * Sets the fs stat data for this entry allowing
         * for reduction of fs stat calls when stat data is already known
         */
        stats?: fs.Stats | undefined;
    }

    interface ZipEntryData extends EntryData {
        /** Sets the compression method to STORE */
        store?: boolean | undefined;
    }

    type TarEntryData = EntryData;

    interface ProgressData {
        entries: {
            total: number;
            processed: number;
        };
        fs: {
            totalBytes: number;
            processedBytes: number;
        };
    }

    /** A function that lets you either opt out of including an entry (by returning false), or modify the contents of an entry as it is added (by returning an EntryData) */
    type EntryDataFunction = (entry: EntryData) => false | EntryData;

    class ArchiverError extends Error {
        code: string; // Since archiver format support is modular, we cannot enumerate all possible error codes, as the modules can throw arbitrary ones.
        data: any;
        path?: any;

        constructor(code: string, data: any);
    }

    interface Archiver extends stream.Transform {
        abort(): this;
        append(source: stream.Readable | Buffer | string, data?: EntryData | ZipEntryData | TarEntryData): this;

        /** if false is passed for destpath, the path of a chunk of data in the archive is set to the root */
        directory(dirpath: string, destpath: false | string, data?: Partial<EntryData> | EntryDataFunction): this;
        file(filename: string, data: EntryData): this;
        glob(pattern: string, options?: GlobOptions, data?: Partial<EntryData>): this;
        finalize(): Promise<void>;

        setFormat(format: string): this;
        // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
        setModule(module: Function): this;

        pointer(): number;
        // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
        use(plugin: Function): this;

        symlink(filepath: string, target: string, mode?: number): this;

        on(event: "error" | "warning", listener: (error: ArchiverError) => void): this;
        on(event: "data", listener: (data: Buffer) => void): this;
        on(event: "progress", listener: (progress: ProgressData) => void): this;
        on(event: "close" | "drain" | "finish", listener: () => void): this;
        on(event: "pipe" | "unpipe", listener: (src: stream.Readable) => void): this;
        on(event: "entry", listener: (entry: EntryData) => void): this;
        on(event: string, listener: (...args: any[]) => void): this;
    }

    type ArchiverOptions = CoreOptions & TransformOptions & ZipOptions & TarOptions;

    interface CoreOptions {
        statConcurrency?: number | undefined;
    }

    interface TransformOptions {
        allowHalfOpen?: boolean | undefined;
        readableObjectMode?: boolean | undefined;
        writeableObjectMode?: boolean | undefined;
        decodeStrings?: boolean | undefined;
        encoding?: string | undefined;
        highWaterMark?: number | undefined;
        objectmode?: boolean | undefined;
    }

    interface ZipOptions {
        comment?: string | undefined;
        forceLocalTime?: boolean | undefined;
        forceZip64?: boolean | undefined;
        /** @default false */
        namePrependSlash?: boolean | undefined;
        store?: boolean | undefined;
        zlib?: ZlibOptions | undefined;
    }

    interface TarOptions {
        gzip?: boolean | undefined;
        gzipOptions?: ZlibOptions | undefined;
    }
}

export = archiver;