const USERLOGIN = WORLD.USERLOGIN;
USERLOGIN.check_user = function (loginuser, id) {

    return true;
}
USERLOGIN.check_session = function (user, str) {

    if (user.userid) {
        return this.login_error(user, '参数错误');
    }
    str = str.split(" ");

    if (str.length < 2) {
        return this.login_error(user, '参数错误');
    }
    var cookieUser = this.encryptUser(str[0], str[1]);
    if (!cookieUser || cookieUser.id === 0) {
        return this.login_error(user, "登录参数错误，请使用账号密码<CMD onclick=\\'HideAndShow(\"#login_panel\")\\'>重新登录</CMD>");
    }
    user.user_level = cookieUser.level ?? 0;

    user.wait_input = null;
    user.userid = cookieUser.id;
    user.password = cookieUser.pwd;
    user.loginTime = cookieUser.loginTime;
    user.ip_address = user.socket.remoteAddress;
    if (cookieUser.id !== WORLD.admin_user) {
        if (WORLD.CONNECT_COUNT > WORLD.max_connect_count) {
            return this.login_error(user, '服务器人数过多，请稍后再试。');
        }
        if (str.length === 2 && WORLD.USERS.length > WORLD.max_user_count) {
            return this.login_error(user, '服务器人数过多，请稍后再试。');
        }
        if (!WORLD.before_login(user)) {
            return this.login_error(user, '服务器正在关闭或开启，请稍后再试。');
        }
    }

    if (str.length === 4) {
        if (parseInt(str[3]) !== WORLD.SERVERID)
            return this.login_error(user, '参数错误。');
        var data = WORLD.can_cross(str[2]);
        if (!data) {
            return this.login_error(user, '不允许登录');
        }
        WORLD.on_user_cross_login(user, data);
        return;

    } else {
        user.serverid = WORLD.SERVERID;
    }
    if (str[2]) {
        return this.wait_login(user, 'login ' + str[2]);
    }
    this.load_roles(user);
    user.wait_input = this.wait_login;
}

USERLOGIN.wait_login = function (user, str) {
    if (!str) return;
    var i = str.indexOf(' ');
    var cmd = str, pars = "";
    if (i > 0) {
        cmd = str.substr(0, i);
        pars = str.substr(i + 1);
    }
    const command = WORLD.COMMANDS[cmd];
    if (command && command.allow_login) {
        return WORLD.COMMANDS[cmd].enter(user, pars);
    }
}


USERLOGIN.load_roles = async function (user) {
    try {
        let roles = await WORLD.DB.getRoles(user.userid, user.serverid);

        if (!roles || !roles.length) {
            user.send("{type:'roles',roles:[]}");
        } else {

            var str = ["{type:'roles',roles:["];
            for (var i = 0; i < roles.length; i++) {
                str.push("{name:'");
                str.push(roles[i].name);
                str.push("',title:'");
                str.push(roles[i].title);
                str.push("',id:'");
                str.push(roles[i].id);
                str.push("'}");
                if (i !== roles.length - 1) str.push(",");
            }
            str.push("]}");
            user.send(str.join(""));
        }
    } catch (error) {
        console.error(user.userid, '角色读取 ', error);
        WORLD.log(null, "登陆失败：" + user.userid, error.message);
        return USERLOGIN.login_error(user, '数据读取失败');
    }
}