了解了前后端的通信，下面就可以开始自己的业务逻辑了，首先玩家输入名称，选择角色后进入游戏世界。
服务端的demo中已经提供了一些简单的角色信息和属性，数据地址位于 game-server/config/data 文件夹下的三个json文件 装备（treasure）、角色（role）、场景（area）
首先修改一下role里面的数据内容:
[ [ "id", "名字", "英文名", "怪物级别", "初始血量", "初始魔法", "初始攻", "初始防", "命中率", "闪避率", "攻击速度", "行走速度", "升级系数", "基础经验值", "" ], [ "id", "name", "englishName", "level", "hp", "mp", "attackValue", "defenceValue", "hitRate", "dodgeRate", "attackSpeed", "walkSpeed", "upgradeParam", "baseExp", "" ], [ 210, "战士", "warrior", "1", 220, 20, 23, "9", 90, 13, "1.2", 240, 0.3, 20, "" ], [ 211, "道士", "rabbi", "1", 180, 60, 18, 12, 95, 10, "1.2", 240, 0.3, 20, "" ], [ 201, "法师", "enchanter", "1", 180, 40, 25, "8", 90, 15, "1", 260, 0.25, 20, "" ] ]