// DarkPlasma_BuffRate
// Copyright (c) 2020 DarkPlasma
// This software is released under the MIT license.
// http://opensource.org/licenses/mit-license.php

/**
 * 2020/01/05 1.0.1 デバフ倍率を正の値に設定すると逆に強化されてしまう不具合を修正
 * 2020/01/02 1.0.0 公開
 */

 /*:
 * @plugindesc バフの倍率を個別に設定するプラグイン
 * @author DarkPlasma
 * @license MIT
 *
 * @param Attack
 * @desc 攻撃力の強化/弱化倍率
 * @text 攻撃力の強化/弱化倍率
 * @default {"Buff Rate 1": "25", "Buff Rate 2": "50", "Debuff Rate 1": "25", "Debuff Rate 2": "50"}
 * @type struct<BuffRate>
 *
 * @param Defense
 * @desc 防御力の強化/弱化倍率
 * @text 防御力の強化/弱化倍率
 * @default {"Buff Rate 1": "25", "Buff Rate 2": "50", "Debuff Rate 1": "25", "Debuff Rate 2": "50"}
 * @type struct<BuffRate>
 *
 * @param Magic Attack
 * @desc 魔法力の強化/弱化倍率
 * @text 魔法力の強化/弱化倍率
 * @default {"Buff Rate 1": "25", "Buff Rate 2": "50", "Debuff Rate 1": "25", "Debuff Rate 2": "50"}
 * @type struct<BuffRate>
 *
 * @param Magic Defense
 * @desc 魔法防御力の強化/弱化倍率
 * @text 魔法防御力の強化/弱化倍率
 * @default {"Buff Rate 1": "25", "Buff Rate 2": "50", "Debuff Rate 1": "25", "Debuff Rate 2": "50"}
 * @type struct<BuffRate>
 *
 * @param Agility
 * @desc 敏捷性の強化/弱化倍率
 * @text 敏捷性の強化/弱化倍率
 * @default {"Buff Rate 1": "25", "Buff Rate 2": "50", "Debuff Rate 1": "25", "Debuff Rate 2": "50"}
 * @type struct<BuffRate>
 *
 * @param Luck
 * @desc 運の強化/弱化倍率
 * @text 運の強化/弱化倍率
 * @default {"Buff Rate 1": "25", "Buff Rate 2": "50", "Debuff Rate 1": "25", "Debuff Rate 2": "50"}
 * @type struct<BuffRate>
 *
 * @help
 *   バフ（強化状態）の能力強化/弱化倍率を個別に設定できるようにします。
 */
/*~struct~BuffRate:
 *
 * @param Buff Rate 1
 * @desc 1段階目強化倍率（％）
 * @text 1段階目強化倍率（％）
 * @default 25
 * @type number
 *
 * @param Buff Rate 2
 * @desc 2段階目強化倍率（％）
 * @text 2段階目強化倍率（％）
 * @default 50
 * @type number
 *
 * @param Debuff Rate 1
 * @desc 1段階目弱化倍率（％）
 * @text 1段階目弱化倍率（％）
 * @default 25
 * @type number
 *
 * @param Deuff Rate 2
 * @desc 2段階目弱化倍率（％）
 * @text 2段階目弱化倍率（％）
 * @default 50
 * @type number
 */

(function () {
  'use strict';
  const pluginName = document.currentScript.src.replace(/^.*\/(.*).js$/, function() {
      return arguments[1];
  });
  const pluginParameters = PluginManager.parameters(pluginName);

  const PARAM_ID = {
    ATTACK: 2,
    DEFENSE: 3,
    MAGIC_ATTACK: 4,
    MAGIC_DEFENSE: 5,
    AGILITY: 6,
    LUCK: 7
  };

  const parsedParameters = {
    [PARAM_ID.ATTACK]: JSON.parse(pluginParameters['Attack']),
    [PARAM_ID.DEFENSE]: JSON.parse(pluginParameters['Defense']),
    [PARAM_ID.MAGIC_ATTACK]: JSON.parse(pluginParameters['Magic Attack']),
    [PARAM_ID.MAGIC_DEFENSE]: JSON.parse(pluginParameters['Magic Defense']),
    [PARAM_ID.AGILITY]: JSON.parse(pluginParameters['Agility']),
    [PARAM_ID.LUCK]: JSON.parse(pluginParameters['Luck']),
  };

  function findBuffRateSettings (paramId) {
    return [
      0,
      Number(parsedParameters[paramId]['Buff Rate 1'] || 25),
      Number(parsedParameters[paramId]['Buff Rate 2'] || 50)
    ];
  }

  function findDebuffRateSettings (paramId) {
    return [
      0,
      -1.0 * Number(parsedParameters[paramId]['Debuff Rate 1'] || 25),
      -1.0 * Number(parsedParameters[paramId]['Debuff Rate 2'] || 50)
    ];
  }
  
  const settings = {
    buffRate: {},
    debuffRate: {}
  };

  Object.entries(PARAM_ID).map((param) => {
    settings.buffRate[param[1]] = findBuffRateSettings(param[1]);
    settings.debuffRate[param[1]] = findDebuffRateSettings(param[1]);
  });

  const _Game_BattlerBase_paramBuffRate = Game_BattlerBase.prototype.paramBuffRate;
  Game_BattlerBase.prototype.paramBuffRate = function(paramId) {
    switch (paramId) {
      case PARAM_ID.ATTACK:
      case PARAM_ID.DEFENSE:
      case PARAM_ID.MAGIC_ATTACK:
      case PARAM_ID.MAGIC_DEFENSE:
      case PARAM_ID.AGILITY:
      case PARAM_ID.LUCK:
        const buffRate = this._buffs[paramId] > 0 ? settings.buffRate[paramId][this._buffs[paramId]] : settings.debuffRate[paramId][-1.0 * this._buffs[paramId]];
        return buffRate / 100 + 1.0;
    }
    return _Game_BattlerBase_paramBuffRate.call(this, paramId);
  };
})();