//=============================================================================
// DetectAtsumaru.js
//
// Copyright (c) 2018-2021 ゲームアツマール開発チーム(https://game.nicovideo.jp/atsumaru)
// Released under the MIT license
// http://opensource.org/licenses/mit-license.php
//=============================================================================

(function () {
    'use strict';

    function isNumber(value) {
        return value !== "" && !isNaN(value);
    }
    function isInteger(value) {
        return typeof value === "number" && isFinite(value) && Math.floor(value) === value;
    }
    function isNatural(value) {
        return isInteger(value) && value > 0;
    }
    function isValidVariableId(variableId) {
        return isNatural(variableId) && variableId < $dataSystem.variables.length;
    }

    /*! *****************************************************************************
    Copyright (c) Microsoft Corporation.

    Permission to use, copy, modify, and/or distribute this software for any
    purpose with or without fee is hereby granted.

    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
    LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
    PERFORMANCE OF THIS SOFTWARE.
    ***************************************************************************** */

    function __spreadArray(to, from) {
        for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
            to[j] = from[i];
        return to;
    }

    // 既存のクラスとメソッド名を取り、そのメソッドに処理を追加する
    function hook(baseClass, target, f) {
        baseClass.prototype[target] = f(baseClass.prototype[target]);
    }
    // プラグインコマンドを追加する
    function addPluginCommand(commands) {
        hook(Game_Interpreter, "pluginCommand", function (origin) { return function (command, args) {
            origin.apply(this, arguments);
            if (commands[command]) {
                commands[command].apply(this, __spreadArray([command], args));
            }
        }; });
    }

    function toDefined(value, command, name) {
        if (value === undefined) {
            throw new Error("「" + command + "」コマンドでは、" + name + "を指定してください。");
        }
        else {
            return value;
        }
    }
    function toValidVariableId(value, command, name) {
        value = toDefined(value, command, name);
        var number = +value;
        if (isNumber(value) && isValidVariableId(number)) {
            return number;
        }
        else {
            throw new Error("「" + command + "」コマンドでは、" + name + "には1～" + ($dataSystem.variables.length - 1) + "までの整数を指定してください。" + name + ": " + value);
        }
    }

    /*:
     * @plugindesc RPGアツマール環境かどうかを判定し、指定した変数に代入するプラグインです
     * @author RPGアツマール開発チーム
     *
     * @help
     *
     * プラグインコマンド:
     *   DetectAtsumaru <id>         # アツマール環境であれば1を、そうでなければ0を変数id1に代入
     *   アツマール判定 <id>          # 上記コマンドの日本語バージョン
     */
    var isRPGAtsumaru = window.RPGAtsumaru ? 1 : 0;
    addPluginCommand({
        DetectAtsumaru: DetectAtsumaru,
        "アツマール判定": DetectAtsumaru
    });
    function DetectAtsumaru(command, idStr) {
        $gameVariables.setValue(toValidVariableId(idStr, command, "id"), isRPGAtsumaru);
    }

}());