EscapeByTP

// Place file inside /js/plugins
// Remember to save after adding plugins or changing parameters.
/*:
 *
 * @plugindesc  V.2016-03-26-1152. Escape via TP
 * @author https://ellyeblog.wordpress.com/ || http://steamcommunity.com/id/Ellye
 */

(function() {

    Game_Unit.prototype.avgTP = function() {
        var members = this.members();
        if (members.length === 0) {
            return 1;
        }
        var sum = members.reduce(function(r, member) {
            return r + member.tpRate();
        }, 0);
        return sum / members.length;
    };

    BattleManager.makeEscapeRatio = function() {
        this._escapeRatio = $gameParty.avgTP();
    };

    _alias_pe = BattleManager.processEscape;
    BattleManager.processEscape = function() {
        this.makeEscapeRatio();
        _alias_pe.call(this);
    };

})();