var user_status = (function () {

var exports = {};

var away_user_ids = new Dict();
var user_info = new Dict();

exports.server_update = function (opts) {
    channel.post({
        url: '/json/users/me/status',
        data: {
            away: opts.away,
            status_text: opts.status_text,
        },
        idempotent: true,
        success: function () {
            if (opts.success) {
                opts.success();
            }
        },
    });
};

exports.server_set_away = function () {
    exports.server_update({away: true});
};

exports.server_revoke_away = function () {
    exports.server_update({away: false});
};

exports.set_away = function (user_id) {
    away_user_ids.set(user_id, true);
};

exports.revoke_away = function (user_id) {
    away_user_ids.del(user_id);
};

exports.is_away = function (user_id) {
    return away_user_ids.has(user_id);
};

exports.get_status_text = function (user_id) {
    return user_info.get(user_id);
};

exports.set_status_text = function (opts) {
    if (!opts.status_text) {
        user_info.del(opts.user_id);
        return;
    }

    user_info.set(opts.user_id, opts.status_text);
};

exports.initialize = function () {
    _.each(page_params.user_status, function (dct, user_id) {
        if (dct.away) {
            away_user_ids.set(user_id, true);
        }

        if (dct.status_text) {
            user_info.set(user_id, dct.status_text);
        }
    });

    delete page_params.user_status;
};

return exports;

}());
if (typeof module !== 'undefined') {
    module.exports = user_status;
}
window.user_status = user_status;