var GameRulesUtil = {
    // 游戏规则常量定义（从CMD_Game_21201.js复制）
    GAME_RULE_SP_20: 0x00000001,        // AA付费
    GAME_RULE_SP_15: 0x04000000,        // 台湾北部麻将
    GAME_RULE_SP_16: 0x08000000,        // 台湾南部麻将
    // GAME_RULE_SP_6: 0x00000200,        // 庄家无台
    // GAME_RULE_SP_17: 0x10000000,        // 呖咕呖咕
    GAME_RULE_RENSHU_2: 0x00040000,     // 2人
    GAME_RULE_RENSHU_1: 0x00010000,     // 4人
    GAME_RULE_TUOGUAN_15: 0x00000001,   // 15秒
    GAME_RULE_TUOGUAN_30: 0x00000002,   // 30秒
    GAME_RULE_TUOGUAN_60: 0x00000004,   // 60秒
    GAME_RULE_TUOGUAN_NONE: 0x00000008, // 无托管

    // 获取规则对象数组
    GetRulesStr: function (dwServerRules, dwRulesArr) {
        var rulesArray = [];

        // 付费方式
        var payMethod = "";
        if (dwServerRules & this.GAME_RULE_SP_20) {
            payMethod = "AA付费";
        } else {
            payMethod = "房主付费";
        }

        // 麻将类型
        var mahjongType = "";
        if (dwRulesArr[0] & this.GAME_RULE_SP_15){
            mahjongType = "台湾北部麻将";
        } else if (dwRulesArr[0] & this.GAME_RULE_SP_16) {
            mahjongType = "台湾南部麻将";
        }

        // 圈数
        var circleCount = this.getCircleCount(dwServerRules) + "圈";

        // 人数
        var playerCount = "";
        if (dwServerRules & this.GAME_RULE_RENSHU_2) {
            playerCount = "2人";
        } else if (dwServerRules & this.GAME_RULE_RENSHU_1) {
            playerCount = "4人";
        }

        // 底分和台数
        var baseScore = dwRulesArr[1] ? "底分" + dwRulesArr[1] : "";
        var tableCount = dwRulesArr[2] ? dwRulesArr[2] : "";

        // 场次
        var gameField = this.getGameFieldName(dwRulesArr[3]);

        // 构建对象数组
        rulesArray = [
            { type: "付费方式", value: payMethod },//0
            { type: "麻将类型", value: mahjongType },//1
            { type: "圈数", value: circleCount },//2
            { type: "人数", value: playerCount },//3
            { type: "底分", value: baseScore },//4
            { type: "台数", value: tableCount },//5
            { type: "场次", value: gameField }//6
        ];

        return rulesArray;
    },

    // 圈数计算 - 添加缺失的方法
    getCircleCount: function (rules) {
        if (rules & 0x00080000) return 1;
        if (rules & 0x00100000) return 2;
        if (rules & 0x00200000) return 3;
        return 8;
    },

    // 获取游戏场次名称
    getGameFieldName: function (fieldId) {
        if (fieldId == 1000) {
            return "新手场";
        } else if (fieldId == 2000) {
            return "初级场";
        } else if (fieldId == 10000) {
            return "中级场";
        } else if (fieldId == 15000) {
            return "高级场";
        } else if (fieldId == 30000) {
            return "大师场";
        } else {
            // 默认返回未知场次或原值
            return "其他场次";
        }
    }
};
//导出GameRulesUtil
module.exports = GameRulesUtil;