/*
 * ==============================================================================
 * ** Victor Engine MV - Basic Module
 * ------------------------------------------------------------------------------
 *  VE_BasicModule.js
 * ==============================================================================
 */

var Imported = Imported || {};
Imported["VE - Basic Module"] = "1.23";

var VictorEngine = VictorEngine || {};
VictorEngine.BasicModule = VictorEngine.BasicModule || {};

(function () {
  VictorEngine.BasicModule.loadDatabase = DataManager.loadDatabase;
  DataManager.loadDatabase = function () {
    VictorEngine.BasicModule.loadDatabase.call(this);
    PluginManager.requiredPlugin.call(PluginManager, "VE - Basic Module");
  };

  PluginManager.requiredPlugin = function (name, required, version) {
    VictorEngine.BasicModule.checkPlugins(name, required, version);
  };
})();

/*:
 * ==============================================================================
 * @plugindesc v1.23 - Plugin with base code required for all Victor Engine plugins.
 * @author Victor Sant
 *
 * @param == Trait Names ==
 *
 * @param Hit Rate Name
 * @desc 'Hit Rate' Ex-Parameter name shown on windows.
 * @default Hit
 *
 * @param Evasion Rate Name
 * @desc 'Evasion Rate' Ex-Parameter name shown on windows.
 * @default Evasion
 *
 * @param Critical Rate Name
 * @desc 'Critical Rate' Ex-Parameter name shown on windows.
 * @default Critical
 *
 * @param Critical Evasion Name
 * @desc 'Critical Evasion' Ex-Parameter name shown on windows.
 * @default C. Evasion
 *
 * @param Magic Evasion Name
 * @desc 'Magic Evasion' Ex-Parameter name shown on windows.
 * @default M. Evasion
 *
 * @param Magic Reflection Name
 * @desc 'Magic Reflection' Ex-Parameter name shown on windows.
 * @default M. Reflection
 *
 * @param Counter Attack Name
 * @desc 'Counter Attack' Ex-Parameter name shown on windows.
 * @default Counter
 *
 * @param HP Regeneration Name
 * @desc 'HP Regeneration' Ex-Parameter name shown on windows.
 * @default HP Regen
 *
 * @param MP Regeneration Name
 * @desc 'MP Regeneration' Ex-Parameter name shown on windows.
 * @default MP Regen
 *
 * @param TP Regeneration Name
 * @desc 'TP Regeneration' Ex-Parameter name shown on windows.
 * @default TP Regen
 *
 * @param Target Rate Name
 * @desc 'Target Rate' Sp-Parameter name shown on windows.
 * @default Target Rate
 *
 * @param Guard Rate Name
 * @desc 'Guard Rate' Sp-Parameter name shown on windows.
 * @default Guard Rate
 *
 * @param Recovery Effect Name
 * @desc 'Recovery Effect' Sp-Parameter name shown on windows.
 * @default Recovery
 *
 * @param Pharmacology Name
 * @desc 'Pharmacology' Sp-Parameter name shown on windows.
 * @default Pharmacology
 *
 * @param MP Cost Rate Name
 * @desc 'MP Cost Rate' Sp-Parameter name shown on windows.
 * @default MP Cost
 *
 * @param TP Charge Rate Name
 * @desc 'TP Charge Rate' Sp-Parameter name shown on windows.
 * @default TP Charge
 *
 * @param Physical Damage Name
 * @desc 'Physical Damage' Sp-Parameter name shown on windows.
 * @default Physical Damage
 *
 * @param Magical Damage Name
 * @desc 'Magical Damage' Sp-Parameter name shown on windows.
 * @default Magical Damage
 *
 * @param Floor Damage Name
 * @desc 'Floor Damage' Sp-Parameter name shown on windows.
 * @default Floor Damage
 *
 * @param Experience Rate Name
 * @desc 'Experience Rate' Sp-Parameter name shown on windows.
 * @default Exp. Rate
 *
 * ==============================================================================
 * @help
 * ==============================================================================
 * Install this plugin above any other Victor Engine plugin.
 * ==============================================================================
 *
 * ==============================================================================
 *  Version History:
 * ------------------------------------------------------------------------------
 *  v 1.00 - 2015.11.26 > First release.
 *  v 1.01 - 2015.11.29 > Added function to get database objects.
 *  v 1.02 - 2015.12.07 > Added function to get multiples elements.
 *                      > Added check for plugin correct order.
 *  v 1.03 - 2015.12.13 > Added function to get page comments.
 *  v 1.04 - 2015.12.21 > Added function to check only relevant objects.
 *  v 1.05 - 2015.12.25 > Added check to wait bitmap loading.
 *  v 1.06 - 2015.12.31 > Added rgb to hex and hex to rgb functions.
 *                      > Added function to get plugins parameters.
 *  v 1.07 - 2016.01.07 > Fixed issue with plugin order checks.
 *  v 1.08 - 2016.01.17 > Added function to get BattleLog method index.
 *                      > Added function to insert methods on BattleLog.
 *  v 1.09 - 2016.01.24 > Added function to set wait for animations.
 *  v 1.10 - 2016.02.05 > Added function to get values from regex.
 *  v 1.11 - 2016.02.10 > Added function to capitalize texts.
 *                      > Added Plugin Parameter to set trait display names.
 *  v 1.12 - 2016.02.18 > Added function to get parameter names.
 *  v 1.13 - 2016.02.26 > Added functions to setup battler direction.
 *  v 1.14 - 2016.03.15 > Added functions to check opponents.
 *  v 1.15 - 2016.03.18 > Added function for compatibility with YEP.
 *  v 1.16 - 2016.03.23 > Added function to replace mathods.
 *                        Added functions for dynamic motions.
 *  v 1.17 - 2016.04.01 > Fixed issue with battler sprite check.
 *  v 1.18 - 2016.04.21 > Fixed issue with damage popup on action user.
 *  v 1.19 - 2016.04.30 > Added function to get evaluated font color.
 *  v 1.20 - 2016.05.12 > Added function to get width of text with escape codes.
 *  v 1.21 - 2016.05.31 > Improved method stack for dynamic motions.
 *                      > Added functions for compatibility with Battle Motions.
 *  v 1.22 - 2016.06.26 > Added functions for escape command.
 *  v 1.23 - 2017.05.25 > Added functions for damage formula.
 * ===============================================================================
 */

(function () {
  //=============================================================================
  // Parameters
  //=============================================================================

  VictorEngine.getPluginParameters = function () {
    var script =
      document.currentScript ||
      (function () {
        var scripts = document.getElementsByTagName("script");
        return scripts[scripts.length - 1];
      })();
    var start = script.src.lastIndexOf("/") + 1;
    var end = script.src.indexOf(".js");
    return PluginManager.parameters(script.src.substring(start, end));
  };

  var parameters = VictorEngine.getPluginParameters();
  VictorEngine.Parameters = VictorEngine.Parameters || {};
  VictorEngine.Parameters.BasicModule = {};
  VictorEngine.Parameters.BasicModule.hit = String(
    parameters["Hit Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.eva = String(
    parameters["Evasion Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.cri = String(
    parameters["Critical Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.cev = String(
    parameters["Critical Evasion Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.hev = String(
    parameters["Magic Evasion Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.mrf = String(
    parameters["Magic Reflection Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.cnt = String(
    parameters["Counter Attack Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.hrg = String(
    parameters["HP Regeneration Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.mrg = String(
    parameters["MP Regeneration Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.trg = String(
    parameters["TP Regeneration Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.tgr = String(
    parameters["Target Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.grd = String(
    parameters["Guard Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.rec = String(
    parameters["Recovery Effect Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.pha = String(
    parameters["Pharmacology Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.mcr = String(
    parameters["MP Cost Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.tcr = String(
    parameters["TP Charge Rate Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.pdr = String(
    parameters["Physical Damage Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.mdr = String(
    parameters["Magical Damage Name"]
  ).trim();
  VictorEngine.Parameters.BasicModule.fdr = String(
    parameters["Floor Damage"]
  ).trim();
  VictorEngine.Parameters.BasicModule.ext = String(
    parameters["Experience"]
  ).trim();

  //=============================================================================
  // DataManager
  //=============================================================================

  VictorEngine.BasicModule.isDatabaseLoaded = DataManager.isDatabaseLoaded;
  DataManager.isDatabaseLoaded = function () {
    if (!VictorEngine.BasicModule.isDatabaseLoaded.call(this)) return false;
    VictorEngine.loadParameters();
    VictorEngine.loadNotetags();
    return ImageManager.isReady();
  };

  //=============================================================================
  // VictorEngine
  //=============================================================================

  VictorEngine.BasicModule.checkPlugins = function (name, req, ver) {
    var msg = "";
    this.loadedPlugins = this.loadedPlugins || {};
    if (ver && req && (!Imported[req] || Number(Imported[req]) < Number(ver))) {
      msg += "The plugin " + name + " requires the plugin " + req;
      msg += " v" + ver + " or higher installed to work properly";
      if (Number(Imported[req]) < Number(ver)) {
        msg += ". Your current version is v" + Imported[req];
      }
      msg += ". Go to http://victorenginescripts.wordpress.com/";
      msg += " to download the updated plugin.";
      throw msg;
    } else if (!ver && req && this.loadedPlugins[req] === true) {
      msg += "The plugin " + name + " requires the plugin " + req;
      msg += " to be placed bellow it. Open the Plugin Manager and place";
      msg += " the plugins in the correct order.";
      throw msg;
    } else if (
      req &&
      Imported["VE - Basic Module"] &&
      !this.loadedPlugins["VE - Basic Module"]
    ) {
      msg += "The plugin " + name + " must be placed bellow the plugin " + req;
      msg += ". Open the Plugin Manager and place";
      msg += " the plugins in the correct order.";
      throw msg;
    } else {
      this.loadedPlugins[name] = true;
    }
  };

  VictorEngine.loadNotetags = function () {
    if (VictorEngine.BasicModule.loaded) return;
    VictorEngine.BasicModule.loaded = true;
    var list = [
      $dataActors,
      $dataClasses,
      $dataSkills,
      $dataItems,
      $dataWeapons,
      $dataArmors,
      $dataEnemies,
      $dataStates,
    ];
    list.forEach(function (objects, index) {
      this.processNotetags(objects, index);
    }, this);
  };

  VictorEngine.processNotetags = function (objects, index) {
    objects.forEach(function (data) {
      if (data) {
        this.loadNotetagsValues(data, index);
      }
    }, this);
  };

  VictorEngine.objectSelection = function (index, list) {
    var objects = [
      "actor",
      "class",
      "skill",
      "item",
      "weapon",
      "armor",
      "enemy",
      "state",
    ];
    return list.contains(objects[index]);
  };

  VictorEngine.loadNotetagsValues = function (data, index) {};

  VictorEngine.loadParameters = function () {};

  VictorEngine.getNotesValues = function (value1, value2) {
    value2 = value2 || value1;
    return new RegExp("<" + value1 + ">([\\s\\S]*?)<\\/" + value2 + ">", "gi");
  };

  VictorEngine.getPageNotes = function (event) {
    var result = event instanceof Game_CommonEvent || event.page();
    if (!result || !event.list()) {
      return "";
    }
    return event.list().reduce(function (r, cmd) {
      var valid = cmd.code === 108 || cmd.code === 408;
      var comment = valid ? cmd.parameters[0] + "\r\n" : "";
      return r + comment;
    }, "");
  };

  VictorEngine.getAllElements = function (subject, action) {
    if (action.item().damage.elementId < 0) {
      return subject.attackElements();
    } else {
      return [action.item().damage.elementId];
    }
  };

  VictorEngine.getAllStates = function (subject, item) {
    var result;
    return item.effects.reduce(function (r, effect) {
      if (effect.code === 21) {
        if (effect.dataId === 0) {
          result = subject.attackStates();
        } else {
          result = [effect.dataId];
        }
      } else {
        result = [];
      }
      return r.concat(result);
    }, []);
  };

  VictorEngine.getDamageFormula = function (action) {
    return action.item().damage.formula;
  };

  VictorEngine.getNumberValue = function (match, type, base) {
    var regex = new RegExp(type + "[ ]*:[ ]*([+-.\\d]+)", "gi");
    var value = regex.exec(match);
    return value ? Number(value[1]) : base;
  };

  VictorEngine.getStringValue = function (match, type, base) {
    var regex = new RegExp(type + "[ ]*:[ ]*([\\w ]+)", "gi");
    var value = regex.exec(match);
    return value ? value[1].trim() : base;
  };

  VictorEngine.getAnyValue = function (match, type, base) {
    var regex = new RegExp(type + "[ ]*:[ ]*('[^']+'|\"[^\"]+\")", "gi");
    var value = regex.exec(match);
    return value ? value[1].slice(1, -1) : base;
  };

  VictorEngine.getNumberValues = function (match, type) {
    var regex = new RegExp(type + "[ ]*:[ ]*((?:[+-.\\d]+[ ]*,?[ ]*)+)", "gi");
    var value = regex.exec(match);
    var result = value ? value[1].match(/\d+/gi) : [];
    return result.map(function (id) {
      return Number(id);
    });
  };

  VictorEngine.getStringValues = function (match, type) {
    var regex = new RegExp(type + "[ ]*:[ ]*((?:[\\w ]+[ ]*,?[ ]*)+)", "gi");
    var value = regex.exec(match);
    var result = value ? value[1].match(/\d+/gi) : [];
    return result.map(function (id) {
      return value[1].trim();
    });
  };

  VictorEngine.captalizeText = function (text) {
    return text.replace(/(?:^|\s)\S/g, function (a) {
      return a.toUpperCase();
    });
  };

  VictorEngine.replaceZeros = function (text, value) {
    value = value || "";
    return text.replace(/\b(0(?!\b))+/g, function (a) {
      return a.replace(/0/g, value);
    });
  };

  VictorEngine.rgbToHex = function (r, g, b) {
    r = Math.floor(r).toString(16).padZero(2);
    g = Math.floor(g).toString(16).padZero(2);
    b = Math.floor(b).toString(16).padZero(2);
    return "#" + r + g + b;
  };

  VictorEngine.hexToRgb = function (hex) {
    var r = parseInt(hex[1] + hex[2], 16);
    var g = parseInt(hex[3] + hex[4], 16);
    var b = parseInt(hex[5] + hex[6], 16);
    return [r, g, b];
  };

  VictorEngine.methodIndex = function (methods, name) {
    for (var i = 0; i < methods.length; i++) {
      if (methods[i] && methods[i].name === name) {
        return i;
      }
    }
    return null;
  };

  VictorEngine.removeMethod = function (methods, name) {
    var index = this.methodIndex(methods, name);
    if (index || index === 0) {
      methods.splice(index, 1);
    }
  };

  VictorEngine.insertMethod = function (methods, index, name, params) {
    if (index || index === 0) {
      methods.splice(index, 0, {
        name: name,
        params: params,
      });
    }
  };

  VictorEngine.replaceMethod = function (methods, index, name, params) {
    if (index || index === 0) {
      methods.splice(index, 1, {
        name: name,
        params: params,
      });
    }
  };

  VictorEngine.waitAnimation = function (animationId) {
    var animation = $dataAnimations[animationId];
    return animation ? animation.frames.length * 4 + 1 : 0;
  };

  VictorEngine.params = function () {
    return ["hp", "mp", "atk", "def", "mat", "mdf", "agi", "luk"];
  };

  VictorEngine.xparams = function () {
    return [
      "hit",
      "eva",
      "cri",
      "cev",
      "mev",
      "mrf",
      "cnt",
      "hrg",
      "mrg",
      "trg",
    ];
  };

  VictorEngine.sparams = function () {
    return [
      "tgr",
      "grd",
      "rec",
      "pha",
      "mcr",
      "tcr",
      "prd",
      "mrd",
      "frd",
      "exr",
    ];
  };

  VictorEngine.allParams = function () {
    return this.params().concat(this.xparams(), this.sparams());
  };

  VictorEngine.paramName = function (paramId) {
    return this.params()[paramId];
  };

  VictorEngine.xparamName = function (xparamId) {
    return this.xparams()[xparamId];
  };

  VictorEngine.sparamName = function (sparamId) {
    return this.sparams()[sparamId];
  };

  VictorEngine.paramId = function (paramName) {
    return this.params().indexOf(paramName.toLowerCase());
  };

  VictorEngine.paramText = function (name) {
    switch (name.toLowerCase()) {
      case "hit":
      case "eva":
      case "cri":
      case "cev":
      case "mev":
      case "mrf":
      case "cnt":
      case "hrg":
      case "mrg":
      case "trg":
      case "tgr":
      case "grd":
      case "rec":
      case "pha":
      case "mcr":
      case "tcr":
      case "pdr":
      case "mdr":
      case "fdr":
      case "ext":
        return this.Parameters.BasicModule[name.toLowerCase()];
      case "hp":
      case "atk":
      case "def":
      case "agi":
      case "mp":
      case "mat":
      case "mdf":
      case "luk":
        var paramId = this.params().indexOf(name.toLowerCase());
        return TextManager.param(paramId);
      default:
        return this.captalizeText(name.toLowerCase());
    }
  };

  VictorEngine.battlerIndex = function (battler) {
    if (
      battler &&
      battler.isActor() &&
      $gameParty.members().contains(battler)
    ) {
      return 1 + $gameParty.members().indexOf(battler);
    } else if (
      battler &&
      battler.isEnemy() &&
      $gameTroop.members().contains(battler)
    ) {
      return (
        1 +
        $gameParty.maxBattleMembers() +
        $gameTroop.members().indexOf(battler)
      );
    } else {
      return 0;
    }
  };

  VictorEngine.battleSprites = function (spriteId) {
    return this._battleSprites[spriteId];
  };

  VictorEngine.addBattleSprite = function (spriteId, sprite) {
    this._battleSprites = this._battleSprites || {};
    this._battleSprites[spriteId] = sprite;
  };

  //=============================================================================
  // BattleManager
  //=============================================================================

  BattleManager.updateStackAction = function (index, subject, target) {
    this._logWindow.saveMethodsStack(index);
    this.clearTargets(target);
    this.invokeAction(subject, target);
    this._logWindow.restoreMethodsStack(index);
  };

  BattleManager.clearTargets = function (target) {
    for (var i = 0; i < this._targets.length; i++) {
      if (this._targets[i] === target) {
        this._targets.splice(i, 1);
        i--;
      }
    }
  };

  BattleManager.clearActionTargets = function () {
    this._targets = [];
  };

  BattleManager.prepareAction = function (subject, action, targets, skip) {
    this._phase = "action";
    this._subject = subject;
    this._action = action;
    this._targets = targets;
    if (skip) {
      subject.useItem(action.item());
    }
    this._action.applyGlobal();
    this.refreshStatus();
  };

  BattleManager.startCounterAction = function (
    subject,
    target,
    targets,
    action
  ) {
    if (targets.length > 0) {
      this._isCounterAttack = true;
      this._counterSubject = subject;
      this._counterTarget = target;
      this.prepareAction(subject, action, targets);
      this._logWindow.startCounterAction(subject, action, targets);
    }
  };

  BattleManager.averageTargetsPositions = function (targets) {
    var x =
      targets.reduce(function (r, member) {
        return r + member.screenX();
      }, 0) / targets.length;
    var y =
      targets.reduce(function (r, member) {
        return r + member.screenX();
      }, 0) / targets.length;
    return {
      x: x,
      y: y,
    };
  };

  BattleManager.isSurprise = function () {
    return this._surprise;
  };

  BattleManager.isPreemptive = function () {
    return this._preemptive;
  };

  //=============================================================================
  // SceneManager
  //=============================================================================

  SceneManager.sceneSpriteset = function () {
    return this._scene ? this._scene._spriteset : null;
  };

  //=============================================================================
  // Window_Base
  //=============================================================================

  Window_Base.prototype.getFontColor = function (color) {
    if (color.match(/^\#[abcdef\d]{6}/i)) {
      return '"' + color + '"';
    } else {
      return color;
    }
  };

  //=============================================================================
  // Game_Action
  //=============================================================================

  Game_Action.prototype.setEscape = function () {
    var action = {
      name: TextManager.escape,
      speed: 9999,
      escape: true,
    };
    this._escapeAction = action;
  };

  Game_Action.prototype.isEscape = function () {
    return !!this._escapeAction;
  };

  //=============================================================================
  // Game_Unit
  //=============================================================================

  Game_Unit.prototype.averageX = function () {
    return (
      this.aliveMembers().reduce(function (r, member) {
        return r + member.screenX();
      }, 0) / this.aliveMembers().length
    );
  };

  Game_Unit.prototype.averageY = function () {
    return (
      this.aliveMembers().reduce(function (r, member) {
        return r + member.screenY();
      }, 0) / this.aliveMembers().length
    );
  };

  //=============================================================================
  // Game_Player
  //=============================================================================

  Game_Player.prototype.follower = function (index) {
    return index === 0 ? this : this.followers().follower(index - 1);
  };

  //=============================================================================
  // Game_BattlerBase
  //=============================================================================

  Game_BattlerBase.prototype.screenX = function () {
    return this.spriteScreenX() || this._screenX || 0;
  };

  Game_BattlerBase.prototype.screenY = function () {
    return this.spriteScreenY() || this._screenY || 0;
  };

  Game_BattlerBase.prototype.homeX = function () {
    return this.battleSprite() ? this.battleSprite().homeX() : 0;
  };

  Game_BattlerBase.prototype.homeY = function () {
    return this.battleSprite() ? this.battleSprite().homeY() : 0;
  };

  Game_BattlerBase.prototype.spriteScreenX = function () {
    return this.battleSprite() ? this.battleSprite().screenX() : 0;
  };

  Game_BattlerBase.prototype.spriteScreenY = function () {
    return this.battleSprite() ? this.battleSprite().screenY() : 0;
  };

  Game_BattlerBase.prototype.mainSprite = function () {
    return this.battleSprite() ? this.battleSprite().mainSprite() : null;
  };

  Game_BattlerBase.prototype.friends = function () {
    return this.isActor() ? $gameParty : $gameTroop;
  };

  Game_BattlerBase.prototype.opponents = function () {
    return this.isEnemy() ? $gameParty : $gameTroop;
  };

  Game_BattlerBase.prototype.isOpponent = function (battler) {
    return this.isEnemy() === !battler.isEnemy();
  };

  Game_BattlerBase.prototype.idleMotions = function () {
    return [
      "wait",
      "idle",
      "dying",
      "abnormal",
      "guard",
      "chant",
      "sleep",
      "victory",
      "dead",
    ];
  };

  Game_BattlerBase.prototype.isIdleMotion = function (motionType) {
    return this.idleMotions().contains(motionType);
  };

  Game_BattlerBase.prototype.isFacingDown = function () {
    return this.battlerDirection() === "down";
  };

  Game_BattlerBase.prototype.isFacingLeft = function () {
    return this.battlerDirection() === "left";
  };

  Game_BattlerBase.prototype.isFacingRight = function () {
    return this.battlerDirection() === "right";
  };

  Game_BattlerBase.prototype.isFacingUp = function () {
    return this.battlerDirection() === "up";
  };

  Game_BattlerBase.prototype.isFacingHorizontal = function () {
    return this.isFacingLeft() || this.isFacingRight();
  };

  Game_BattlerBase.prototype.isFacingVertical = function () {
    return this.isFacingDown() || this.isFacingUp();
  };

  Game_BattlerBase.prototype.turnDown = function () {
    this._battlerDirection = "down";
  };

  Game_BattlerBase.prototype.turnLeft = function () {
    this._battlerDirection = "left";
  };

  Game_BattlerBase.prototype.turnRight = function () {
    this._battlerDirection = "right";
  };

  Game_BattlerBase.prototype.turnUp = function () {
    this._battlerDirection = "up";
  };

  Game_BattlerBase.prototype.turnBack = function () {
    if (this.isFacingLeft()) {
      this.turnRight();
    } else if (this.isFacingRight()) {
      this.turnLeft();
    }
  };

  Game_BattlerBase.prototype.turnTowardCenter = function () {
    this.turnTowardPosition(Graphics.boxWidth / 2, Graphics.boxHeight / 2);
  };

  Game_BattlerBase.prototype.turnAwayFromCenter = function () {
    this.turnAwayFromPosition(Graphics.boxWidth / 2, Graphics.boxHeight / 2);
  };

  Game_BattlerBase.prototype.turnTowardOpponents = function () {
    this.turnTowardPosition(
      this.opponents().averageX(),
      this.opponents().averageY()
    );
  };

  Game_BattlerBase.prototype.turnAwayFromOpponents = function () {
    this.turnAwayFromPosition(
      this.opponents().averageX(),
      this.opponents().averageY
    );
  };

  Game_BattlerBase.prototype.turnTowardTargets = function (targets) {
    var position = BattleManager.averageTargetsPositions(targets);
    this.turnTowardPosition(position.x, position.y);
  };

  Game_BattlerBase.prototype.turnAwayFromTargets = function (targets) {
    var position = BattleManager.averageTargetsPositions(targets);
    this.turnAwayFromPosition(position.x, position);
  };

  Game_BattlerBase.prototype.turnTowardPosition = function (
    positionX,
    positionY
  ) {
    if (this.screenX() < positionX) {
      this.turnRight();
    } else if (this.screenX() > positionX) {
      this.turnLeft();
    }
  };

  Game_BattlerBase.prototype.turnAwayFromPosition = function (
    positionX,
    positionY
  ) {
    if (this.screenX() < positionX) {
      this.turnLeft();
    } else if (this.screenX() > positionX) {
      this.turnRight();
    }
  };

  Game_BattlerBase.prototype.isBehind = function (target) {
    return (
      (target.isFacingRight() && this.screenX() < target.screenX()) ||
      (target.isFacingLeft() && this.screenX() > target.screenX())
    );
  };

  Game_BattlerBase.prototype.isSpriteEffecting = function () {
    return this.battleSprite() && this.battleSprite().isEffecting();
  };

  Game_BattlerBase.prototype.isSpriteMoving = function () {
    return this.battleSprite() && this.battleSprite().isMoving();
  };

  Game_BattlerBase.prototype.isSpriteAnimation = function () {
    return this.battleSprite() && this.battleSprite().isAnimationPlaying();
  };

  Game_BattlerBase.prototype.isAnimatedBattler = function () {
    return this.battleSprite() && this.battleSprite().isAnimatedBattler();
  };

  Game_BattlerBase.prototype.isStaticBattler = function () {
    return this.battleSprite() && this.battleSprite().isStaticBattler();
  };

  Game_BattlerBase.prototype.inHomePosition = function () {
    return this.battleSprite() && this.battleSprite().inHomePosition();
  };

  Game_BattlerBase.prototype.notIinHomePosition = function () {
    return !this.inHomePosition();
  };

  Game_BattlerBase.prototype.isCounterAttack = function () {
    return this._counterAttack;
  };

  Game_BattlerBase.prototype.startCounterAttack = function () {
    this._counterAttack = true;
  };

  Game_BattlerBase.prototype.endCounterAttack = function () {
    this._counterAttack = false;
  };

  Game_BattlerBase.prototype.battleSprite = function () {
    return VictorEngine.battleSprites(this.spriteId());
  };

  Game_BattlerBase.prototype.setBattleSprite = function (sprite) {
    VictorEngine.addBattleSprite(this.spriteId(), sprite);
  };

  Game_BattlerBase.prototype.clearBattleSprite = function () {
    VictorEngine.addBattleSprite(this.spriteId(), null);
  };

  Game_BattlerBase.prototype.addNewAction = function (action) {
    this._actions.unshift(action);
  };

  Game_BattlerBase.prototype.startEscapeCommand = function () {
    this._isEscapeCommand = true;
  };
  Game_BattlerBase.prototype.endEscapeCommand = function () {
    this._isEscapeCommand = false;
  };
  Game_BattlerBase.prototype.isEscapeCommand = function () {
    return this._isEscapeCommand;
  };

  //=============================================================================
  // Game_Battler
  //=============================================================================

  VictorEngine.BasicModule.onBattleEnd = Game_Battler.prototype.onBattleEnd;
  Game_Battler.prototype.onBattleEnd = function () {
    VictorEngine.BasicModule.onBattleEnd.call(this);
    this.clearBattleSprite();
  };

  //=============================================================================
  // Game_Actor
  //=============================================================================

  Game_Actor.prototype.battlerDirection = function () {
    return this._battlerDirection || "left";
  };

  Game_Actor.prototype.spriteId = function () {
    return "actor " + String(this.actorId());
  };

  //=============================================================================
  // Game_Enemy
  //=============================================================================

  Game_Enemy.prototype.battlerDirection = function () {
    return (
      this._battlerDirection || ($gameSystem.isSideView() ? "right" : "left")
    );
  };

  Game_Enemy.prototype.attackAnimationId1 = function () {
    return 0;
  };

  Game_Enemy.prototype.attackAnimationId2 = function () {
    return 0;
  };

  Game_Enemy.prototype.spriteId = function () {
    return "enemy " + String(this.index());
  };

  //=============================================================================
  // Sprite_Battler
  //=============================================================================

  Object.defineProperties(Sprite_Battler.prototype, {
    z: {
      get: function () {
        return 3;
      },
      configurable: true,
    },
    h: {
      get: function () {
        return this.spriteZ();
      },
      configurable: true,
    },
  });

  Sprite_Battler.prototype.isEnemy = function () {
    return this._battler && this._battler.isEnemy();
  };

  Sprite_Battler.prototype.isVisible = function () {
    return this.visible && this.opacity > 0;
  };

  Sprite_Battler.prototype.isDamagePopup = function () {
    return this._damages.length > 0;
  };

  Sprite_Battler.prototype.isDisabledMotion = function () {
    var motion = Sprite_Actor.MOTIONS;
    return this._motion === motion["dead"] || this._motion === motion["sleep"];
  };

  Sprite_Battler.prototype.isAnimatedBattler = function () {
    return false;
  };

  Sprite_Battler.prototype.isStaticBattler = function () {
    return false;
  };

  Sprite_Battler.prototype.spriteZ = function () {
    return this.screenY();
  };

  Sprite_Battler.prototype.screenX = function () {
    return this._homeX + this._offsetX;
  };

  Sprite_Battler.prototype.screenY = function () {
    return this._homeY + this._offsetY;
  };

  Sprite_Battler.prototype.homeX = function () {
    return this._homeX;
  };

  Sprite_Battler.prototype.homeY = function () {
    return this._homeY;
  };

  Sprite_Battler.prototype.mainSprite = function () {
    return this._mainSprite;
  };

  Sprite_Battler.prototype.noEntryMove = function () {
    return this._battler && !this._battler.canMove();
  };

  Sprite_Battler.prototype.center = function () {
    var sprite = this._mainSprite ? this._mainSprite : this;
    var x = sprite._frame.width / 2 || 0;
    var y = sprite._frame.height / 2 || 0;
    return {
      x: x,
      y: y,
    };
  };

  //=============================================================================
  // Sprite_Actor
  //=============================================================================

  Sprite_Actor.prototype.updateBattlerDirection = function () {
    if (this._battler && !this.isDisabledMotion()) {
      if (
        (this._battler.isFacingLeft() && this.scale.x < 0) ||
        (this._battler.isFacingRight() && this.scale.x > 0)
      ) {
        this.scale.x *= -1;
      }
    }
  };

  //=============================================================================
  // Sprite_Enemy
  //=============================================================================

  Sprite_Enemy.prototype.updateBattlerDirection = function () {
    if (this._battler && !this.isDisabledMotion()) {
      if (
        (this._battler.isFacingLeft() && this.scale.x > 0) ||
        (this._battler.isFacingRight() && this.scale.x < 0)
      ) {
        this.scale.x *= -1;
      }
    }
  };

  Sprite_Enemy.prototype.isStaticBattler = function () {
    return true;
  };

  //=============================================================================
  // Sprite_Damage
  //=============================================================================

  Object.defineProperties(Sprite_Damage.prototype, {
    z: {
      get: function () {
        return 10;
      },
      configurable: true,
    },
  });

  //=============================================================================
  // Spriteset_Battle
  //=============================================================================

  VictorEngine.BasicModule.setBattler = Sprite_Battler.prototype.setBattler;
  Sprite_Battler.prototype.setBattler = function (battler) {
    VictorEngine.BasicModule.setBattler.call(this, battler);
    if (battler) {
      battler.setBattleSprite(this);
    }
  };

  Spriteset_Battle.prototype.sortBattleSprites = function () {
    if (this._sortChildrenFrame !== Graphics.frameCount) {
      this._battleField.children.sort(this.compareBattleSprites.bind(this));
      this._sortChildrenFrame = Graphics.frameCount;
    }
  };

  Spriteset_Battle.prototype.compareBattleSprites = function (a, b) {
    if ((a.z || 0) !== (b.z || 0)) {
      return (a.z || 0) - (b.z || 0);
    } else if ((a.h || 0) !== (b.h || 0)) {
      return (a.h || 0) - (b.h || 0);
    } else if ((a.y || 0) !== (b.y || 0)) {
      return (a.y || 0) - (b.y || 0);
    } else {
      return a.spriteId - b.spriteId;
    }
  };

  //=============================================================================
  // Window_Base
  //=============================================================================

  Window_Base.prototype.textWidthEx = function (text) {
    if (text) {
      var state = {
        index: 0,
        x: 0,
      };
      state.text = this.convertEscapeCharacters(text);
      while (state.index < state.text.length) {
        this.processCharacter(state);
      }
      return state.x;
    } else {
      return 0;
    }
  };

  //=============================================================================
  // Window_BattleLog
  //=============================================================================

  Window_BattleLog.prototype.waitForBattleAnimation = function (
    animationId,
    speed
  ) {
    var speed = Math.max(speed, 1) || 1;
    this.waitForTime(VictorEngine.waitAnimation(animationId) / speed);
  };

  Window_BattleLog.prototype.startCounterAction = function (
    subject,
    action,
    targets
  ) {
    this.push("addText", TextManager.counterAttack.format(subject.name()));
    this.startAction(subject, action, targets);
  };

  Window_BattleLog.prototype.waitForTime = function (time) {
    this._waitCount = time;
  };

  Window_BattleLog.prototype.setupStartAction = function (
    subject,
    action,
    targets
  ) {
    if (this._setupStartActionFrame !== Graphics.frameCount) {
      VictorEngine.removeMethod(this._methods, "showAnimation");
      VictorEngine.removeMethod(this._methods, "waitForBattleAnimation");
      this.push("prepareAction", subject, action, targets);
      this._setupStartActionFrame = Graphics.frameCount;
    }
  };

  Window_BattleLog.prototype.initializeMethodsStack = function () {
    this._stackWaitCount = [];
    this._stackWaitMode = [];
    this._methodsStack = [];
    this._stackIndex = 0;
  };

  Window_BattleLog.prototype.prepareAction = function (
    subject,
    action,
    targets
  ) {
    this.uniqueTargets(targets).forEach(function (unique) {
      this._stackIndex = VictorEngine.battlerIndex(unique.target);
      this.prepareUniqueAction(subject, action, unique.target, unique.repeat);
    }, this);
    this._stackIndex = 0;
  };

  Window_BattleLog.prototype.prepareUniqueAction = function (
    subject,
    action,
    target,
    repeat
  ) {
    this.prepareUniqueActionStep1(subject, action, target, repeat);
    this.prepareUniqueActionStep2(subject, action, target, repeat);
    this.prepareUniqueActionStep3(subject, action, target, repeat);
  };

  Window_BattleLog.prototype.prepareUniqueActionStep1 = function (
    subject,
    action,
    target,
    repeat
  ) {
    var item = action.item();
    this.push("showAnimation", subject, [target], item.animationId);
  };

  Window_BattleLog.prototype.prepareUniqueActionStep2 = function (
    subject,
    action,
    target,
    repeat
  ) {
    var item = action.item();
    var animId = this.uniqueActionAnimationId(subject, item);
    this.push("waitForBattleAnimation", animId);
  };

  Window_BattleLog.prototype.prepareUniqueActionStep3 = function (
    subject,
    action,
    target,
    repeat
  ) {
    for (var i = 0; i < repeat; i++) {
      if (i > 0) {
        this.push("waitForTime", 1);
      }
      this.push("updateStackAction", this._stackIndex, subject, target);
    }
  };

  Window_BattleLog.prototype.uniqueActionAnimationId = function (
    subject,
    item
  ) {
    if (item.animationId < 0) {
      return subject.attackAnimationId1();
    } else {
      return item.animationId;
    }
  };

  Window_BattleLog.prototype.uniqueTargets = function (targets) {
    var repeats = [];
    targets.forEach(function (target, i) {
      var index = targets.indexOf(target);
      if (index === i) {
        repeats[index] = {
          target: target,
          repeat: 1,
        };
      } else {
        repeats[index].repeat++;
      }
    });
    return repeats.filter(function (repeat) {
      return !!repeat;
    });
  };

  Window_BattleLog.prototype.updateMethodsStack = function () {
    var methods = this._methodsStack;
    for (var i = 0; i < methods.length; i++) {
      if (methods[i] && methods[i].length > 0) {
        while (methods[i].length > 0 && !this.updateStackWait(i)) {
          this.callNextStackMethod(i);
        }
      }
    }
    if (this.isStackEmpty()) {
      this._methodsStack = [];
    }
  };

  Window_BattleLog.prototype.isStackEmpty = function () {
    return this._methodsStack.every(function (methods) {
      return !methods || methods.length === 0;
    });
  };

  Window_BattleLog.prototype.stackBattler = function (index) {
    if (index > 0) {
      var max = $gameParty.maxBattleMembers();
      if (index > max) {
        return $gameTroop.members()[index - max - 1];
      } else {
        return $gameParty.members()[index - 1];
      }
    } else {
      return null;
    }
  };

  Window_BattleLog.prototype.callNextStackMethod = function (index) {
    var method = this._methodsStack[index].shift();
    if (method.name && this[method.name]) {
      this[method.name].apply(this, method.params);
    } else {
      throw new Error("Method not found: " + method.name);
    }
  };

  Window_BattleLog.prototype.saveMethodsStack = function (index) {
    this._saveStackIndex = this._stackIndex;
    this._saveMethodsStack = this._methodsStack[index].clone();
    this._stackIndex = index;
    this._methodsStack[index] = [];
  };

  Window_BattleLog.prototype.restoreMethodsStack = function (index) {
    this._methodsStack[index] = this._methodsStack[index].concat(
      this._saveMethodsStack
    );
    this._stackIndex = this._saveStackIndex;
  };

  Window_BattleLog.prototype.methodStackActive = function () {
    return this._methodsStack.length > 0;
  };

  Window_BattleLog.prototype.updateStackAction = function (
    index,
    subject,
    target
  ) {
    BattleManager.updateStackAction(index, subject, target);
  };

  Window_BattleLog.prototype.pushMethodsStack = function (methodName) {
    var index = this._stackIndex || 0;
    var methodArgs = Array.prototype.slice.call(arguments, 1);
    if (methodName === "wait") {
      methodName = "stackWait";
      methodArgs.unshift(index);
    } else if (methodName === "waitForTime") {
      methodName = "stackWaitForTime";
      methodArgs.unshift(index);
    } else if (methodName === "waitForBattleAnimation") {
      methodName = "stackWaitFoAnimation";
      methodArgs.unshift(index);
    } else if (methodName === "updateWaitMode") {
      methodName = "updateStackWaitMode";
      methodArgs.unshift(index);
    } else if (methodName === "setWaitMode") {
      methodName = "setStackWaitMode";
      methodArgs.unshift(index);
    }
    this._methodsStack[index] = this._methodsStack[index] || [];
    this._methodsStack[index].push({
      name: methodName,
      params: methodArgs,
    });
  };

  Window_BattleLog.prototype.updateStackWait = function (index) {
    return this.updateStackWaitCount(index) || this.updateStackWaitMode(index);
  };

  Window_BattleLog.prototype.updateStackWaitCount = function (index) {
    if (this._stackWaitCount[index] && this._stackWaitCount[index] > 0) {
      this._stackWaitCount[index]--;
      return true;
    }
    return false;
  };

  Window_BattleLog.prototype.stackWait = function (index) {
    this.stackWaitForTime(index, this.messageSpeed());
  };

  Window_BattleLog.prototype.stackWaitFoAnimation = function (
    index,
    animationId,
    speed
  ) {
    var speed = Math.max(speed, 1) || 1;
    this.stackWaitForTime(
      index,
      VictorEngine.waitAnimation(animationId) / speed
    );
  };

  Window_BattleLog.prototype.stackWaitForTime = function (index, time) {
    this._stackWaitCount[index] = time;
  };

  Window_BattleLog.prototype.updateStackWaitMode = function (index) {
    var battler = this.stackBattler(index);
    var waitMode = this._stackWaitMode[index] || [];
    if (waitMode.contains("effect")) {
      var waiting = battler
        ? battler.isSpriteEffecting()
        : this._spriteset.isEffecting();
      if (waiting) {
        return true;
      } else {
        this.removeWaitMode(index, "effect");
      }
    }
    if (waitMode.contains("movement")) {
      var waiting = battler
        ? battler.isSpriteMoving()
        : this._spriteset.isAnyoneMoving();
      if (waiting) {
        return true;
      } else {
        this.removeWaitMode(index, "movement");
      }
    }
    this._stackWaitMode[index] = [];
    return false;
  };

  Window_BattleLog.prototype.setStackWaitMode = function (index, waitMode) {
    this._stackWaitMode[index] = this._stackWaitMode[index] || [];
    if (!this._stackWaitMode[index].contains(waitMode)) {
      this._stackWaitMode[index].push(waitMode);
    }
  };

  Window_BattleLog.prototype.removeWaitMode = function (index, waitMode) {
    this._stackWaitMode[index] = this._stackWaitMode[index] || [];
    var waitIndex = this._stackWaitMode[index].indexOf(waitMode);
    this._stackWaitMode[index].splice(waitIndex, 1);
  };

  Window_BattleLog.prototype.startEscape = function (subject, action) {
    subject._isEscapeCommand = true;
  };

  Window_BattleLog.prototype.performEscape = function (subject) {
    $gameParty._skipClear = true;
    BattleManager.processEscape();
    $gameParty._skipClear = false;
  };

  Window_BattleLog.prototype.setupCurrentAction = function (
    subject,
    action,
    targets
  ) {};
})();