/* Copyright 2010-2021 Will Scullin <scullin@scullinsteel.com>
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation.  No representations are made about the suitability of this
 * software for any purpose.  It is provided "as is" without express or
 * implied warranty.
 */

import type { KnownKeys } from '../types';

export const BUTTON = {
    // Buttons
    'A': 0,
    'B': 1,
    'X': 2,
    'Y': 3,

    // Triggers
    'L1': 4,
    'R1': 5,

    // Analog stick buttons
    'L3': 6,
    'R3': 7,

    // Special
    'START': 8,
    'SELECT': 9,
    'LOGO': 10,

    // D pad
    'UP': 11,
    'DOWN': 12,
    'LEFT': 13,
    'RIGHT': 14
} as const;

export type ButtonType = KnownKeys<typeof BUTTON>;

/**
 * A `GamepadConfiguration` maps buttons on the controller to Apple Paddle
 * buttons or keys on the keyboard. If the value is a number, it must be
 * 0 | 1 | 2 and will map to the corresponding paddle button. If the value
 * is a string, the _first_ character of the string is used as a key to
 * press on the keyboard.
 */
export type GamepadConfiguration = {
    [K in ButtonType]?: 0 | 1 | 2 | string;
};