// tool-bar 1.2.x
// https://atom.io/packages/tool-bar
// Definitions by: aminya <https://github.com/aminya>

/// <reference path="./config.d.ts" />

import { Disposable, TooltipPlacement } from "../index";

export declare interface ButtonOptions {
    /** (optional)
     *  icon name
     * ## Example:
     * ```js
     * icon: 'octoface',
     * ```
     */
    icon?: string;

    /** (optional)
     * icon set name.
     * It can be chosen among these:
     *    - not given : if `iconset` is not given Octicons (default Atom's flavour) is chosen
     *    - `ion` with `ios-` and `md- `prefixes for the icon names (Ionicons)
     *    - `fa` and fab for brands (FontAwesome)
     *    - `fi` (Foundation)
     *    - `icomoon` (IcoMoon)
     *    - `devicon` (Devicon)
     *    - `mdi` (MaterialDesignIcons)
     *
     * ## Example:
     * ```ts
     *     icon: 'ios-gear-a',
     *     iconset: 'ion'
     * ```
     */
    iconset?: undefined | "ion" | "fa" | "fab" | "fi" | "icomoon" | "devicon" | "mdi";

    /** (optional)
     * You can use `text` to:
     * - add text as a button, or
     *
     * ## Example:
     * ```ts
     * text: 'hello',
     * ```
     * - use HTML for a button. Needs `html` to be set to `true`
     *
     * ## Example:
     * ```ts
     * text: '<b>BIG</b> button',
     * html: true,
     * ```
     */
    text?: string;

    /** (optional)
     * if set to `true`, `text` will be rendered as HTML
     * ## Example:
     * ```ts
     * text: '<b>BIG</b> button',
     * html: true,
     * ```
     */
    html?: boolean;

    /** (mandatory)

     * The callback must be either:
     * - Atom command: a string or array of  strings,
     * - a custom callback function,
     * - or an object where the keys are key modifiers (alt, ctrl or shift) and the values are commands or custom functions
     *
     * ## Example:
     * ```ts
     * callback: 'application:about',
     * ```
     *
     *
     * ## Example - Callback with modifiers
     * ```ts
     * callback: {
     *    '': 'application:cmd-1',      // Without modifiers is default action
     *    'alt': 'application:cmd-2',
     *    'ctrl': 'application:cmd-3',  // With function callback
     *    'shift'(data) {
     *      console.log(data);
     *    },
     *    'alt+shift': 'application:cmd-5',       // Multiple modifiers
     *    'alt+ctrl+shift': 'application:cmd-6'   // All modifiers
     *  },
     * data: 'foo'
     * ```
     */
    callback:
        | string
        | Array<string>
        | ((data?: any) => void)
        | { [modifier: string]: string }
        | { [modifier: string]: (data?: any) => void };

    /** `data` can be passed as the input argument of callback,  If callback is of type
     * - `(data: any) => void)` or
     * - `{ [modifier: string]: ((data: any) => void) }`,
     */
    data?: any;

    /** (optional) defaults to `50` */
    priority?: number;

    /** (optional)
     * The tooltip option may be a string or an object that is passed to Atom's TooltipManager
     */
    tooltip?:
        | string // minimally sets title
        // similar to what TooltipManager.add options accepts:
        | { item?: object }
        | ({
            title?: string | (() => string);
            html?: boolean;
            keyBindingCommand?: string;
            keyBindingTarget?: HTMLElement;
        } & {
            class?: string;
            placement?: TooltipPlacement | (() => TooltipPlacement);
            trigger?: "click" | "hover" | "focus" | "manual";
            delay?: { show: number; hide: number };
        });

    /** (optional) Color of the button */
    color?: string;

    /** (optional) Color of the button's background */
    background?: string;

    /** Buttons can be styled with arbitrary CSS through classes.
     * An example of how the class can be used is show below.
     *
     * ## Example:
     * ```ts
     * class: 'my-awesome-class'
     * ```
     *
     * ## Example:
     * ```ts
     * class: ['multiple', 'classes', 'also', 'works']
     * ```
     */
    class?: string | Array<string>;
}

export declare interface SpacerOptions {
    /** (optional) defaults to `50` */
    priority?: number;
}

declare interface ToolBarButtonView {
    element: HTMLButtonElement;
    subscriptions: Disposable;
    priority: number;
    options: ButtonOptions;
    group: string;
    enabled: boolean;

    setEnabled(enabled: boolean): void;

    setSelected(selected: boolean): void;

    getSelected(): boolean;

    _onMouseDown(event: MouseEvent): void;

    _onClick(event: MouseEvent): void;

    executeCallback(event: MouseEvent): void;

    destroy(): void;
}

declare interface ToolBarSpacerView {
    element: HTMLHRElement;
    priority: number;
    group: string;

    destroy(): void;
}

export declare interface ToolBarManager {
    /** Adds a button. The input to this function is a `ButtonOptions` object */
    addButton(options: ButtonOptions): ToolBarButtonView;

    /** Adds a spacer. Optionally, you can pass a `SpacerOptions` object */
    addSpacer(options?: SpacerOptions): ToolBarSpacerView;

    /** Use the method removeItems to remove the buttons added by your package. This is particular useful in your package deactivate method, but can be used at any time.
     */
    removeItems(): void;

    /** The onDidDestroy method takes a function that will be called when the tool-bar package is destroyed. This is useful if your package needs to do cleanup when the tool-bar is deactivated but your package continues running.
     */
    onDidDestroy(callback: () => void): void;
}

/**
 *  Passed as an input to `consumeToolBar(getToolBar: getToolBarManager)` function of your package.
 *
 *  In your main package file, add the following methods and replace your-package-name with your package name.
 * ```ts
 *  let toolBar: ToolBarManager
 *
 *  export function consumeToolBar(getToolBar: getToolBarManager) {
 *   toolBar = getToolBar("packageName");
 *   // Add buttons and spacers here...
 * }
 *
 *  export function deactivate() {
 *   if (toolBar) {
 *     toolBar.removeItems();
 *     toolBar = null;
 *   }
 * }
 * ```
 */
export type getToolBarManager = (packageName: string) => ToolBarManager;