};

    $inputElement.keyup(function(e){

            var currentMessage = $inputElement.val();

            var currentCaretPosition = $inputElement[0].selectionStart;

            var unam = mentionsAC.get_mention(currentMessage, currentCaretPosition);

            var curr_search = null;

            if(unam[0]){

                curr_search = unam[0];

            }

            mentionsAC.dataSource.chunks = unam[1];

            mentionsAC.dataSource.mentionQuery = curr_search;

        });

}

var addReviewMember = function(id,fname,lname,nname,gravatar_link,gravatar_size){

    var displayname = nname;

    if ((fname != "") && (lname != "")) {

        displayname = "{0} {1} ({2})".format(fname, lname, nname);

    }

    var gravatarelm = gravatar(gravatar_link, gravatar_size, "");

    // WARNING: the HTML below is duplicate with

    // kallithea/templates/pullrequests/pullrequest_show.html

    // If you change something here it should be reflected in the template too.

    var element = (

        '     <li id="reviewer_{2}">\n'+

        '       <div class="reviewers_member">\n'+

        '           <div class="reviewer_status tooltip" title="not_reviewed">\n'+

        '             <i class="icon-circle changeset-status-not_reviewed"></i>\n'+

        '           </div>\n'+

        (gravatarelm ?

        '         <div class="reviewer_gravatar gravatar">{0}</div>\n' :

        '')+

        '         <div style="float:left;">{1}</div>\n'+

        '         <input type="hidden" value="{2}" name="review_members" />\n'+

        '         <div class="reviewer_member_remove action_button" onclick="removeReviewMember({2})">\n'+

        '             <i class="icon-minus-circled"></i>\n'+

        '         </div> (add not saved)\n'+

        '       </div>\n'+

        '     </li>\n'

        ).format(gravatarelm, displayname, id);

    // check if we don't have this ID already in

    var ids = [];

    $('#review_members').find('li').each(function() {

            ids.push(this.id);

        });

    if(ids.indexOf('reviewer_'+id) == -1){

        //only add if it's not there

        $('#review_members').append(element);

    }

}

var removeReviewMember = function(reviewer_id, repo_name, pull_request_id){

    var $li = $('#reviewer_{0}'.format(reviewer_id));

    $li.find('div div').css("text-decoration", "line-through");

    $li.find('input').prop('name', 'review_members_removed');

    $li.find('.reviewer_member_remove').replaceWith(' (remove not saved)');

}

/* activate auto completion of users as PR reviewers */

var PullRequestAutoComplete = function ($inputElement, $container, users_list) {

    var matchUsers = function (sQuery) {

        return autocompleteMatchUsers(sQuery, users_list);

    };

    var reviewerAC = autocompleteCreate($inputElement, $container, matchUsers);

    reviewerAC.suppressInputUpdate = true;

    // Handler for selection of an entry

    if(reviewerAC.itemSelectEvent){

        reviewerAC.itemSelectEvent.subscribe(function (sType, aArgs) {

            var myAC = aArgs[0]; // reference back to the AC instance

            var elLI = aArgs[1]; // reference to the selected LI element

            var oData = aArgs[2]; // object literal of selected item's result data

            addReviewMember(oData.id, oData.fname, oData.lname, oData.nname,

                            oData.gravatar_lnk, oData.gravatar_size);

            myAC.getInputEl().value = '';

        });

    }

}

/**

 * Activate .quick_repo_menu

 */

var quick_repo_menu = function(){

    $(".quick_repo_menu").mouseenter(function(e) {

            var $menu = $(e.currentTarget).children().first().children().first();

            if($menu.hasClass('hidden')){

                $menu.removeClass('hidden').addClass('active');

                $(e.currentTarget).removeClass('hidden').addClass('active');

            }

        });

    $(".quick_repo_menu").mouseleave(function(e) {

            var $menu = $(e.currentTarget).children().first().children().first();

            if($menu.hasClass('active')){

                $menu.removeClass('active').addClass('hidden');

                $(e.currentTarget).removeClass('active').addClass('hidden');

            }

        });

};

var addPermAction = function(_html, users_list, groups_list){

    var $last_node = $('.last_new_member').last(); // empty tr between last and add

    var next_id = $('.new_members').length;

    $last_node.before($('<tr class="new_members">').append(_html.format(next_id)));

    MembersAutoComplete($("#perm_new_member_name_"+next_id),

            $("#perm_container_"+next_id), users_list, groups_list);

}

function ajaxActionRevokePermission(url, obj_id, obj_type, field_id, extra_data) {

    var success = function (o) {

            $('#' + field_id).remove();

        };

    var failure = function (o) {

            alert(_TM['Failed to revoke permission'] + ": " + o.status);

        };

    var query_params = {

        '_method': 'delete'

    }

    // put extra data into POST

    if (extra_data !== undefined && (typeof extra_data === 'object')){

        for(var k in extra_data){

            query_params[k] = extra_data[k];

        }

    }

    if (obj_type=='user'){

        query_params['user_id'] = obj_id;

        query_params['obj_type'] = 'user';

    }

    else if (obj_type=='user_group'){

        query_params['user_group_id'] = obj_id;

        query_params['obj_type'] = 'user_group';

    }

    ajaxPOST(url, query_params, success, failure);

};

/* Multi selectors */

var MultiSelectWidget = function(selected_id, available_id, form_id){

    var $availableselect = $('#' + available_id);

    var $selectedselect = $('#' + selected_id);

    //fill available only with those not in selected

    var $selectedoptions = $selectedselect.children('option');

    $availableselect.children('option').filter(function(i, e){

            for(var j = 0, node; node = $selectedoptions[j]; j++){

                if(node.value == e.value){

                    return true;

                }

            }

            return false;

        }).remove();

    $('#add_element').click(function(e){

            $selectedselect.append($availableselect.children('option:selected'));

        });

    $('#remove_element').click(function(e){

            $availableselect.append($selectedselect.children('option:selected'));

        });

    $('#'+form_id).submit(function(){

            $selectedselect.children('option').each(function(i, e){

                e.selected = 'selected';

            });

        });

}

/**

 Branch Sorting callback for select2, modifying the filtered result so prefix

 matches come before matches in the line.

 **/

var branchSort = function(results, container, query) {

    if (query.term) {

        return results.sort(function (a, b) {

            // Put closed branches after open ones (a bit of a hack ...)

            var aClosed = a.text.indexOf("(closed)") > -1,

                bClosed = b.text.indexOf("(closed)") > -1;

            if (aClosed && !bClosed) {

                return 1;

            }

            if (bClosed && !aClosed) {

                return -1;

            }

            var aPos = a.text.toLowerCase().indexOf(query.term.toLowerCase()),

                bPos = b.text.toLowerCase().indexOf(query.term.toLowerCase());

                return -1;

            }

                return 1;

            }

            // Default sorting

            if (a.text > b.text) {

                return 1;

            }

            if (a.text < b.text) {

                return -1;

            }

            return 0;

        });

    }

    return results;

};

var prefixFirstSort = function(results, container, query) {

    if (query.term) {

        return results.sort(function (a, b) {

            // if parent node, no sorting

            if (a.children != undefined || b.children != undefined) {

                return 0;

            }

            // Put prefix matches before matches in the line

            var aPos = a.text.toLowerCase().indexOf(query.term.toLowerCase()),

                bPos = b.text.toLowerCase().indexOf(query.term.toLowerCase());

            if (aPos === 0 && bPos !== 0) {

                return -1;

            }

            if (bPos === 0 && aPos !== 0) {

                return 1;

            }

            // Default sorting

            if (a.text > b.text) {

                return 1;

            }

            if (a.text < b.text) {

                return -1;

            }

            return 0;

        });

    }

    return results;

};

/* Helper for jQuery DataTables */

var updateRowCountCallback = function updateRowCountCallback($elem, onlyDisplayed) {

    return function drawCallback() {

        var info = this.api().page.info(),

            count = onlyDisplayed === true ? info.recordsDisplay : info.recordsTotal;

        $elem.html(count);

    }

};