/**
 * Cookie 读写（登录 token / sid 等统一落 cookie）
 */
(function (global) {
    function encode(value) {
        return encodeURIComponent(String(value == null ? "" : value));
    }

    function decode(value) {
        try {
            // 兼容服务端历史 QueryEscape：空格被编成 "+"，decodeURIComponent 不会还原
            return decodeURIComponent(String(value || "").replace(/\+/g, "%20"));
        } catch (e) {
            return value;
        }
    }

    function getCookie(name) {
        if (!name) return "";
        var key = encodeURIComponent(name) + "=";
        var parts = String(document.cookie || "").split(";");
        for (var i = 0; i < parts.length; i++) {
            var part = parts[i].replace(/^\s+/, "");
            if (part.indexOf(key) === 0) {
                return decode(part.slice(key.length));
            }
        }
        return "";
    }

    /**
     * @param {string} name
     * @param {string} value
     * @param {{ days?: number, path?: string, sameSite?: string, secure?: boolean }} [options]
     */
    function setCookie(name, value, options) {
        options = options || {};
        var days = options.days;
        var path = options.path || "/";
        var sameSite = options.sameSite || "Lax";
        var parts = [
            encodeURIComponent(name) + "=" + encode(value),
            "path=" + path,
            "SameSite=" + sameSite,
        ];
        if (typeof days === "number") {
            var expires = new Date();
            expires.setTime(expires.getTime() + days * 24 * 60 * 60 * 1000);
            parts.push("expires=" + expires.toUTCString());
        }
        if (options.secure || (global.location && global.location.protocol === "https:")) {
            parts.push("Secure");
        }
        document.cookie = parts.join("; ");
    }

    function removeCookie(name, path) {
        setCookie(name, "", { days: -1, path: path || "/" });
    }

    var AUTH = {
        TOKEN: "token",
        SID: "sid",
        S_TOKEN: "_s_token_",
        USER_ID: "userId",
        ACCOUNT_NO: "accountNo",
        NICK_NAME: "nickName",
        INTRODUCTION: "introduction",
        AVATAR: "avatar",
        EMAIL: "email",
        INVITE_CODE: "inviteCode",
        RECHARGE: "recharge",
		VIP_TYPE: "vipType",
        VIP_EXPIRE: "currentVipExpire",
        SHOW_CARD_ID: "showCardId",
        SHOW_CARD_NAME: "showCardName",
        USER_TYPE: "userType",
        IS_REGISTER: "isRegister",
    };

    var AUTH_KEYS = [
        AUTH.TOKEN,
        AUTH.USER_ID,
        AUTH.ACCOUNT_NO,
        AUTH.NICK_NAME,
        AUTH.INTRODUCTION,
        AUTH.AVATAR,
        AUTH.EMAIL,
        AUTH.INVITE_CODE,
        AUTH.RECHARGE,
        AUTH.VIP_TYPE,
        AUTH.VIP_EXPIRE,
        AUTH.SHOW_CARD_ID,
        AUTH.SHOW_CARD_NAME,
        AUTH.USER_TYPE,
        AUTH.IS_REGISTER,
        "_token_",
        AUTH.SID,
        AUTH.S_TOKEN,
    ];

    function getToken() {
        return getCookie(AUTH.TOKEN) || getCookie("_token_") || "";
    }

    function setToken(token, days) {
        setCookie(AUTH.TOKEN, token || "", { days: typeof days === "number" ? days : 7 });
    }

    function getSid() {
        return getCookie(AUTH.SID) || "";
    }

    function setSid(sid, days) {
        setCookie(AUTH.SID, sid || "", { days: typeof days === "number" ? days : 7 });
    }

    function setAuthSession(user, days) {
        if (!user) return;
        var d = typeof days === "number" ? days : 7;
        if (user.token) setToken(user.token, d);
        if (user.userId != null) setCookie(AUTH.USER_ID, String(user.userId), { days: d });
        if (user.accountNo) setCookie(AUTH.ACCOUNT_NO, user.accountNo, { days: d });
        if (user.nickName) setCookie(AUTH.NICK_NAME, user.nickName, { days: d });
        if (user.introduction != null) setCookie(AUTH.INTRODUCTION, user.introduction || "", { days: d });
        if (user.avatar != null) setCookie(AUTH.AVATAR, user.avatar || "", { days: d });
        if (user.email != null) setCookie(AUTH.EMAIL, user.email || "", { days: d });
        if (user.inviteCode != null) setCookie(AUTH.INVITE_CODE, user.inviteCode || "", { days: d });
        // 仅在响应显式带 recharge 时写入（含 0），避免局部更新把余额抹成 0
        if (Object.prototype.hasOwnProperty.call(user, "recharge")) {
            setCookie(AUTH.RECHARGE, String(Number(user.recharge) || 0), { days: d });
        }
        if (user.vipType != null) setCookie(AUTH.VIP_TYPE, String(user.vipType), { days: d });
        if (user.currentVipExpire != null) {
            setCookie(AUTH.VIP_EXPIRE, user.currentVipExpire || "", { days: d });
        }
        if (Object.prototype.hasOwnProperty.call(user, "showCardId")) {
            setCookie(AUTH.SHOW_CARD_ID, String(user.showCardId != null ? user.showCardId : ""), { days: d });
        }
        if (Object.prototype.hasOwnProperty.call(user, "showCardName")) {
            setCookie(AUTH.SHOW_CARD_NAME, user.showCardName || "", { days: d });
        }
        if (user.type != null) setCookie(AUTH.USER_TYPE, String(user.type), { days: d });
        if (Object.prototype.hasOwnProperty.call(user, "isRegister") || user.type != null) {
            var registered = !!(user.isRegister || Number(user.type) === 1);
            setCookie(AUTH.IS_REGISTER, registered ? "1" : "0", { days: d });
        }
    }

    function getAuthSession() {
        var token = getToken();
        if (!token) return null;
        return {
            token: token,
            userId: getCookie(AUTH.USER_ID),
            accountNo: getCookie(AUTH.ACCOUNT_NO),
            nickName: getCookie(AUTH.NICK_NAME),
            introduction: getCookie(AUTH.INTRODUCTION),
            avatar: getCookie(AUTH.AVATAR),
            email: getCookie(AUTH.EMAIL),
            inviteCode: getCookie(AUTH.INVITE_CODE),
            recharge: getCookie(AUTH.RECHARGE),
            vipType: getCookie(AUTH.VIP_TYPE),
            currentVipExpire: getCookie(AUTH.VIP_EXPIRE),
            showCardId: getCookie(AUTH.SHOW_CARD_ID),
            showCardName: getCookie(AUTH.SHOW_CARD_NAME),
            type: getCookie(AUTH.USER_TYPE),
            isRegister: getCookie(AUTH.IS_REGISTER) === "1",
        };
    }

    function clearAuth() {
        for (var i = 0; i < AUTH_KEYS.length; i++) {
            removeCookie(AUTH_KEYS[i]);
        }
    }

    function isLoggedIn() {
        return !!getToken();
    }

    /** 是否正式注册账号（非游客） */
    function isRegistered() {
        if (!isLoggedIn()) return false;
        if (getCookie(AUTH.IS_REGISTER) === "1") return true;
        return Number(getCookie(AUTH.USER_TYPE)) === 1;
    }

    global.CookieUtil = {
        get: getCookie,
        set: setCookie,
        remove: removeCookie,
        AUTH: AUTH,
        getToken: getToken,
        setToken: setToken,
        getSid: getSid,
        setSid: setSid,
        setAuthSession: setAuthSession,
        getAuthSession: getAuthSession,
        clearAuth: clearAuth,
        isLoggedIn: isLoggedIn,
        isRegistered: isRegistered,
    };
})(typeof window !== "undefined" ? window : this);