import { Plugin } from 'vite';
import { WatchOptions } from 'chokidar';

type MaybePromise<T> = T | Promise<T>;
type RenameFunc = (fileName: string, fileExtension: string, fullPath: string) => MaybePromise<string>;
/**
 * @param content content of file
 * @param filename absolute path to the file
 * @returns the transformed content. when `null` is returned, the file won't be created.
 */
type TransformFunc<T extends string | Buffer> = (content: T, filename: string) => MaybePromise<T | null>;
type TransformOptionObject = {
    encoding: Exclude<BufferEncoding, 'binary'>;
    handler: TransformFunc<string>;
} | {
    encoding: 'buffer';
    handler: TransformFunc<Buffer>;
};
type TransformOption = TransformFunc<string> | TransformOptionObject;
type Target = {
    /**
     * path or glob
     */
    src: string | string[];
    /**
     * destination
     */
    dest: string;
    /**
     * rename
     */
    rename?: string | RenameFunc;
    /**
     * transform
     *
     * `src` should only include files when this option is used
     */
    transform?: TransformOption;
    /**
     * Should timestamps on copied files be preserved?
     *
     * When false, timestamp behavior is OS-dependent.
     * Ignored for transformed files.
     * @default false
     */
    preserveTimestamps?: boolean;
    /**
     * Whether to dereference symlinks.
     *
     * When true, symlinks will be dereferenced.
     * When false, symlinks will not be dereferenced.
     * @default true
     */
    dereference?: boolean;
    /**
     * Whether to overwrite existing file or directory.
     *
     * When true, it will overwrite existing file or directory.
     * When false, it will skip those files/directories.
     * When 'error', it will throw an error.
     *
     * @default true
     */
    overwrite?: boolean | 'error';
};
type ViteStaticCopyOptions = {
    /**
     * Array of targets to copy.
     */
    targets: Target[];
    /**
     * Preserve the directory structure.
     *
     * Similar to `flatten: false` in rollup-plugin-copy
     * @default false
     */
    structured?: boolean;
    /**
     * Suppress console output.
     * @default false
     */
    silent?: boolean;
    watch?: {
        /**
         * Watch options
         */
        options?: WatchOptions;
        /**
         * Reloads page on file change when true
         * @default false
         */
        reloadPageOnChange?: boolean;
    };
};

declare const viteStaticCopy: (options: ViteStaticCopyOptions) => Plugin[];

export { RenameFunc, Target, TransformFunc, TransformOption, ViteStaticCopyOptions, viteStaticCopy };