/**
 * Cookie plugin
 *
 * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 */

/**
 * Create a cookie with the given name and value and other optional parameters.
 *
 * @example $.cookie('the_cookie', 'the_value');
 * @desc Set the value of a cookie.
 * @example $.cookie('the_cookie', 'the_value', { expires: 7, path: '/', domain: 'jquery.com', secure: true });
 * @desc Create a cookie with all available options.
 * @example $.cookie('the_cookie', 'the_value');
 * @desc Create a session cookie.
 * @example $.cookie('the_cookie', null);
 * @desc Delete a cookie by passing null as value. Keep in mind that you have to use the same path and domain
 *       used when the cookie was set.
 *
 * @param String name The name of the cookie.
 * @param String value The value of the cookie.
 * @param Object options An object literal containing key/value pairs to provide optional cookie attributes.
 * @option Number|Date expires Either an integer specifying the expiration date from now on in days or a Date object.
 *                             If a negative value is specified (e.g. a date in the past), the cookie will be deleted.
 *                             If set to null or omitted, the cookie will be a session cookie and will not be retained
 *                             when the the browser exits.
 * @option String path The value of the path atribute of the cookie (default: path of page that created the cookie).
 * @option String domain The value of the domain attribute of the cookie (default: domain of page that created the cookie).
 * @option Boolean secure If true, the secure attribute of the cookie will be set and the cookie transmission will
 *                        require a secure protocol (like HTTPS).
 * @type undefined
 *
 * @name $.cookie
 * @cat Plugins/Cookie
 * @author Klaus Hartl/klaus.hartl@stilbuero.de
 */

/**
 * Get the value of a cookie with the given name.
 *
 * @example $.cookie('the_cookie');
 * @desc Get the value of a cookie.
 *
 * @param String name The name of the cookie.
 * @return The value of the cookie.
 * @type String
 *
 * @name $.cookie
 * @cat Plugins/Cookie
 * @author Klaus Hartl/klaus.hartl@stilbuero.de
 */
jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') { // name and value given, set cookie
        options = options || {};
        if (value === null) {
            value = '';
            options.expires = -1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
        }
        // CAUTION: Needed to parenthesize options.path and options.domain
        // in the following expressions, otherwise they evaluate to undefined
        // in the packed version for some reason...
        var path = options.path ? '; path=' + (options.path) : '';
        var domain = options.domain ? '; domain=' + (options.domain) : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { // only name given, get cookie
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};

function toggleMySelection(player_id, e) {
	if (e.disabled) {
		alert("You cannot select more than 10 players.")
	} else {
		var player = player_id.slice(7);
		if (e.checked) {
			addPlayerToSelection(player, e);
		} else {
			removePlayerFromSelection(player);
		}
	}
}

var my_selection_count = 0;

var lang_base = window.location.pathname.split('/')[1];

function addPlayerToSelection(player_id, e) {
	if (my_selection_count == 10) {
		alert("You cannot select more than 10 players.");
		e.checked = false;
		return;
	}
	if (my_selection_count == 0) {
		$.cookie('mySelection', player_id, { expires: 730, path: '/', secure: false });
		$('#rankings .my').css('visibility', 'visible');
		$('#rankings .my a').attr('href', window.location.pathname + '?players=' + player_id);
		$('#overview a').attr('href', $('#overview a').attr('href') + '?players=' + player_id);
	} else {
		$.cookie('mySelection', $.cookie('mySelection') + ':' + player_id, { expires: 730, path: '/', secure: false });
		$('#rankings .my a').attr('href', $('#rankings .my a').attr('href') + ',' + player_id);
		$('#overview a').attr('href', $('#overview a').attr('href') + ',' + player_id);
	}
	my_selection_count++;
	if (my_selection_count == 10) {
		$('input:checkbox').not(":checked").each(function(){
			this.disabled = true;
		});
	}
}

function removePlayerFromSelection(player_id) {
	if (my_selection_count == 10) {
		$('input:checkbox').not(":checked").each(function(){
			this.disabled = false;
		});
	}
	if (my_selection_count == 1) {
		$.cookie('mySelection', null, { expires: 0, path: '/', secure: false });
		$('#rankings .my').css('visibility', 'hidden');
		$('#rankings .my a').attr('href', '');
		$('#overview a').attr('href', '/' + lang_base + '/');
	} else {
		var old_cookie_array = $.cookie('mySelection').split(':');
		var new_cookie_string = '';
		var query_string = '?players=';
		var j = 0;
		for (var i = 0; i < old_cookie_array.length; i++) {
			if (old_cookie_array[i] != player_id) {
				new_cookie_string += old_cookie_array[i];
				query_string += old_cookie_array[i];
				j++;
				if (j < (old_cookie_array.length - 1)) {
					new_cookie_string += ':';
					query_string += ',';
				}
			}
		}
		$.cookie('mySelection', new_cookie_string, { expires: 730, path: '/', secure: false });
		$('#rankings .my a').attr('href', window.location.pathname + query_string);
		$('#overview a').attr('href', '/' + lang_base + '/' + query_string);
	}
	my_selection_count--;
}

if ($.cookie('mySelection')) {
	var my_selection_array = $.cookie('mySelection').split(':');
	var my_selection_count = my_selection_array.length;
}