//=============================================================================
// SimpleMenuLayout.js
// ----------------------------------------------------------------------------
// Copyright (c) 2017 Tsumio
// This software is released under the MIT License.
// http://opensource.org/licenses/mit-license.php
// ----------------------------------------------------------------------------
// Version
// 1.0.0 2017/10/28 公開。
// ----------------------------------------------------------------------------
// [GitHub] : https://github.com/Tsumio/rmmv-plugins
// [Blog]   : http://ntgame.wpblog.jp/
// [Twitter]: https://twitter.com/TsumioNtGame
//=============================================================================

/*:
 * @plugindesc This plugin remodels the menu scene.
 * @author Tsumio
 *
 * @param ----Basic Settings----
 * @desc
 * @default
 *
 * @param MenuWidth
 * @type number
 * @desc Set the width of the menu window.
 * @default 240
 *
 * @param MenuCols
 * @type number
 * @desc Set the cols of the menu window.
 * @default 1
 *
 * @param MenuXPosition
 * @type struct<XPos>
 * @desc Set the X position of the menu window.
 * @default {"basis":"center","correction":"0"}
 *
 * @param MenuYPosition
 * @type struct<YPos>
 * @desc Set the Y position of the menu window.
 * @default {"basis":"center","correction":"0"}
 *
 * @help This plugin remodels the menu scene.
 *
 * ----feature----
 * -> Remodels the menu scene.
 * -> Show a picture according to the first character in the menu scene.
 *
 * ----how to use----
 * The introduction of the plugin will change the design of the menu scene.
 *
 * To display a picture in accordance with the first character, write the following in the memo field of the actor.
 * <stand_sml:["fileName","X","Y"]>
 *
 * Example: <stand_sml:["Package1_2","400","50"]>
 *
 * The image file is read from the img/tsumio folder.
 *
 * ----plugin command----
 * There is no plugin command.
 *
 *
 * ----change log---
 * 1.0.0 2017/10/28 Release.
 *
 * ----remarks----
 * I shall not be responsible for any loss, damages and troubles from using this plugin.
 *
 * --Terms of Use--
 * This plugin is free for both commercial and non-commercial use.
 * You may edit the source code to suit your needs,
 * so long as you don't claim the source code belongs to you.
 *
 */
/*:ja
 * @plugindesc シンプルなメニュー画面を実装します。
 * @author ツミオ
 *
 * @param ----基本的な設定----
 * @desc
 * @default
 *
 * @param メニュー幅
 * @type number
 * @desc メニューウィンドウの幅を指定します。
 * @default 240
 *
 * @param メニュー列数
 * @type number
 * @desc メニューウィンドウの列数を指定します。
 * @default 1
 *
 * @param メニューX座標
 * @type struct<XPos>
 * @desc メニューウィンドウのX座標を指定します。
 * @default {"basis":"center","correction":"0"}
 *
 * @param メニューY座標
 * @type struct<YPos>
 * @desc メニューウィンドウのY座標を指定します。
 * @default {"basis":"center","correction":"0"}
 *
 * @help シンプルなメニュー画面を実装します。
 *
 * 【特徴】
 * ・メニュー画面のデザインを変更します。
 * ・先頭のキャラクターに合わせて一枚絵を表示できます。
 *
 * 【使用方法】
 * プラグインを導入するとメニュー画面のデザインが変更されます。
 *
 * 先頭のキャラクターに合わせて一枚絵を表示するには、アクターのメモ欄に以下のような記述をします。
 * <stand_sml:["ファイル名","X座標","Y座標"]>
 *
 * 例：<stand_sml:["Package1_2","400","50"]>
 *
 * なお、画像ファイルはimg/tsumioフォルダから読み込まれます。
 *
 *
 * 【プラグインコマンド】
 * プラグインコマンドはありません。
 *
 *
 * 【更新履歴】
 * 1.0.0 2017/10/28 公開。
 *
 * 【備考】
 * 当プラグインを利用したことによるいかなる損害に対しても、制作者は一切の責任を負わないこととします。
 *
 * 【利用規約】
 * ソースコードの著作権者が自分であると主張しない限り、
 * 作者に無断で改変、再配布が可能です。
 * 利用形態（商用、18禁利用等）についても制限はありません。
 * 自由に使用してください。
 *
 */
/*~struct~XPos:
 *
 * @param basis
 * @type select
 * @option right
 * @option left
 * @option center
 * @desc 基準位置(basis).
 *
 * @param correction
 * @type number
 * @min -3000
 * @max 3000
 * @desc 補正(correction).
 */
/*~struct~YPos:
 *
 * @param basis
 * @type select
 * @option top
 * @option bottom
 * @option center
 * @desc 基準位置(basis).
 *
 * @param correction
 * @type number
 * @min -3000
 * @max 3000
 * @desc 補正(correction).
 */

(function () {
  "use strict";
  var pluginName = "SimpleMenuLayout";

  ////=============================================================================
  //// Local function
  ////  These functions checks & formats pluguin's command parameters.
  ////  I borrowed these functions from Triacontane.Thanks!
  ////=============================================================================
  var getParamString = function (paramNames) {
    if (!Array.isArray(paramNames)) paramNames = [paramNames];
    for (var i = 0; i < paramNames.length; i++) {
      var name = PluginManager.parameters(pluginName)[paramNames[i]];
      if (name) return name;
    }
    return "";
  };

  var getParamNumber = function (paramNames, min, max) {
    var value = getParamString(paramNames);
    if (arguments.length < 2) min = -Infinity;
    if (arguments.length < 3) max = Infinity;
    return (parseInt(value) || 0).clamp(min, max);
  };

  //This function is not written by Triacontane.Tsumio wrote this function !
  var convertParam = function (param) {
    if (param !== undefined) {
      try {
        return JSON.parse(param);
      } catch (e) {
        console.group();
        console.error(
          "%cParameter is invalid ! You should check the following parameter !",
          "background-color: #5174FF"
        );
        console.error("Parameter:" + eval(param));
        console.error("Error message :" + e);
        console.groupEnd();
      }
    }
  };

  ////=============================================================================
  //// Get and set pluguin parameters.
  ////=============================================================================
  var param = {};
  //Basic Stteings
  param.menuWidth = getParamNumber(["MenuWidth", "メニュー幅"]);
  param.menuCols = getParamNumber(["MenuCols", "メニュー列数"]);
  param.menuXPos = getParamString(["MenuXPosition", "メニューX座標"]);
  param.menuYPos = getParamString(["MenuYPosition", "メニューY座標"]);

  ////==============================
  //// Convert parameters.
  ////==============================
  param.menuXPos = convertParam(param.menuXPos);
  param.menuYPos = convertParam(param.menuYPos);

  ////==============================
  //// Convert to Number.
  ////==============================
  //None

  ////==============================
  //// Add tsumio folder to ImageManager.
  ////==============================
  ImageManager.loadTsumio = function (filename) {
    return this.loadBitmap("img/tsumio/", filename, 0, true);
  };

  ////=============================================================================
  //// SceneManager
  ////  Snap clear background.
  ////=============================================================================
  const _SceneManager_snapForBackground = SceneManager.snapForBackground;
  SceneManager.snapForBackground = function () {
    _SceneManager_snapForBackground.call(this);

    if (SceneManager.isNextScene(Scene_Menu)) {
      this._backgroundBitmap = this.snap();
    }
  };

  ////=============================================================================
  //// Scene_Menu
  ////  New simple menu scene!
  ////=============================================================================
  const _Scene_Menu_initialize = Scene_Menu.prototype.initialize;
  Scene_Menu.prototype.initialize = function () {
    _Scene_Menu_initialize.call(this);

    this._metaData = null;
  };

  const _Scene_Menu_start = Scene_Menu.prototype.start;
  Scene_Menu.prototype.start = function () {
    _Scene_Menu_start.call(this);
    this.hideUnnecessaryWindows();
    this.resetMenuWindowPos();
  };

  const _Scene_Menu_create = Scene_Menu.prototype.create;
  Scene_Menu.prototype.create = function () {
    _Scene_Menu_create.call(this);

    const actor = $gameParty.members()[0];
    this.setMetaData(actor);
    this.createStandPicture();
  };

  Scene_Menu.prototype.createStandPicture = function () {
    const fileName = this.getMetaData()[0];
    const x = Number(this.getMetaData()[1]);
    const y = Number(this.getMetaData()[2]);

    if (!fileName) {
      return;
    }
    //Create and addChild.
    const picture = new Sprite(ImageManager.loadTsumio(fileName));
    picture.x = x;
    picture.y = y;
    this.addChild(picture);
  };

  const _Scene_Menu_commandPersonal = Scene_Menu.prototype.commandPersonal;
  Scene_Menu.prototype.commandPersonal = function () {
    _Scene_Menu_commandPersonal.call(this);
    this.onPersonalOk(); //Skip selecting character in status window.
  };

  Scene_Menu.prototype.hideUnnecessaryWindows = function () {
    this._statusWindow.hide();
    this._goldWindow.hide();
  };

  Scene_Menu.prototype.resetMenuWindowPos = function () {
    const width = this._commandWindow.width;
    const height = this._commandWindow.height;
    this._commandWindow.x = MenuPosition.x(width);
    this._commandWindow.y = MenuPosition.y(height);
  };

  Scene_Menu.prototype.setMetaData = function (actor) {
    const actorId = actor.actorId();
    if ($dataActors[actorId].meta["stand_sml"]) {
      this._metaData = JSON.parse($dataActors[actorId].meta["stand_sml"]);
    } else {
      //Assign blank data.
      this._metaData = [null, 0, 0];
    }
  };

  Scene_Menu.prototype.getMetaData = function () {
    return this._metaData;
  };

  ////=============================================================================
  //// Scene_Menu
  ////  New simple menu window!
  ////=============================================================================
  Window_MenuCommand.prototype.windowWidth = function () {
    return param.menuWidth;
  };

  Window_MenuCommand.prototype.maxCols = function () {
    return param.menuCols;
  };

  Window_MenuCommand.prototype.windowHeight = function () {
    return this.fittingHeight(this.numVisibleRows());
  };

  Window_MenuCommand.prototype.numVisibleRows = function () {
    return Math.ceil(this.maxItems() / this.maxCols());
  };

  ////=============================================================================
  //// MenuPosition
  ////  This static class is for calculate Window position.
  ////=============================================================================
  class MenuPosition {
    static basisX(width) {
      switch (param.menuXPos.basis) {
        case "right":
          return Graphics.boxWidth - width;
          break;
        case "left":
          return 0;
          break;
        case "center":
          return Graphics.boxWidth / 2 - width / 2;
          break;
        default:
          return 0;
          break;
      }
    }

    static get correctX() {
      return Number(param.menuXPos.correction);
    }

    static x(width) {
      return this.basisX(width) + this.correctX;
    }

    static basisY(height) {
      switch (param.menuYPos.basis) {
        case "top":
          return 0;
          break;
        case "bottom":
          return Graphics.boxHeight - height;
          break;
        case "center":
          return Graphics.boxHeight / 2 - height / 2;
          break;
        default:
          return 0;
          break;
      }
    }

    static get correctY() {
      return Number(param.menuYPos.correction);
    }

    static y(height) {
      return this.basisY(height) + this.correctY;
    }
  }

  ////=============================================================================
  //// Debug
  ////  This static class is for simple debugging.I/O.
  ////=============================================================================
  class Debug {
    /**
     * Instead of constructor.
     * At debugging, this method should be executed on loaded.
     */
    static on() {
      this._debugMode = true;
      this._stack = [];
      console.warn(`${this.FILENAME} : Debug mode turned ON.`);
    }

    /**
     * Instead of constructor.
     * At release, this method should be executed on loaded.
     */
    static off() {
      this._debugMode = false;
      this._stack = [];
      console.warn(`${this.FILENAME} : Debug mode turned OFF.`);
    }

    static get FILENAME() {
      return "SimpleMenuLayout";
    }

    static get isDebugMode() {
      return this._debugMode;
    }

    static outputStack() {
      if (!this.isDebugMode) {
        return;
      }

      if (this._stack.length > 0) {
        this._stack.forEach(function (element) {
          console.log(element);
        }, this);
        return `Stack length is ${this._stack.length}.`;
      }
      return "Stack length is 0.";
    }

    static clearStack() {
      if (!this.isDebugMode) {
        return;
      }

      this._stack = [];
    }

    static push(arg) {
      if (!this.isDebugMode) {
        return;
      }

      this._stack.push(arg);
    }

    /**
     * Private method.
     * @param {Function} func
     * @param {Array} args
     */
    static _output(func, args) {
      if (!this.isDebugMode) {
        return;
      }

      args = Array.prototype.slice.call(args); //ES6: Array.from(args);
      for (var arg of args) {
        console[func](arg);
        this.push(args);
      }
    }

    static log(args) {
      this._output("log", arguments);
    }

    static dir(args) {
      this._output("dir", arguments);
    }

    static info(args) {
      this._output("info", arguments);
    }

    static warn(args) {
      this._output("warn", arguments);
    }

    static error(args) {
      this._output("error", arguments);
    }

    static assert(test, message, optionalParam) {
      if (!this.isDebugMode) {
        return;
      }

      console.assert(test, message, optionalParam);
    }

    static modify() {
      this._debugMode = !this._debugMode;
      var status = this._debugMode ? "ON" : "OFF";
      console.warn(`Debug mode turned ${status}.`);
    }
  }

  //Debug.on();
  Debug.off();
})();