/// <reference types="svelte" />

type Files = string[];

export interface FileUploaderDropContainerProps extends svelte.JSX.HTMLAttributes<HTMLElementTagNameMap["div"]> {
  /**
   * Specify the accepted file types
   * @default []
   */
  accept?: Files;

  /**
   * Set to `true` to allow multiple files
   * @default false
   */
  multiple?: boolean;

  /**
   * Override the default behavior of validating uploaded files
   * The default behavior does not validate files
   * @default (files) => files
   */
  validateFiles?: (files: Files) => Files;

  /**
   * Specify the label text
   * @default "Add file"
   */
  labelText?: string;

  /**
   * Specify the `role` attribute of the drop container
   * @default "button"
   */
  role?: string;

  /**
   * Set to `true` to disable the input
   * @default false
   */
  disabled?: boolean;

  /**
   * Specify `tabindex` attribute
   * @default "0"
   */
  tabindex?: string;

  /**
   * Set an id for the input element
   * @default "ccs-" + Math.random().toString(36)
   */
  id?: string;

  /**
   * Specify a name attribute for the input
   * @default ""
   */
  name?: string;

  /**
   * Obtain a reference to the input HTML element
   * @default null
   */
  ref?: null | HTMLInputElement;
}

export default class FileUploaderDropContainer {
  $$prop_def: FileUploaderDropContainerProps;
  $$slot_def: {};

  $on(eventname: "add", cb: (event: CustomEvent<Files>) => void): () => void;
  $on(eventname: "dragover", cb: (event: WindowEventMap["dragover"]) => void): () => void;
  $on(eventname: "dragleave", cb: (event: WindowEventMap["dragleave"]) => void): () => void;
  $on(eventname: "drop", cb: (event: WindowEventMap["drop"]) => void): () => void;
  $on(eventname: "keydown", cb: (event: WindowEventMap["keydown"]) => void): () => void;
  $on(eventname: "change", cb: (event: WindowEventMap["change"]) => void): () => void;
  $on(eventname: "click", cb: (event: WindowEventMap["click"]) => void): () => void;
  $on(eventname: string, cb: (event: Event) => void): () => void;
}