var currentCaretPosition = $inputElement[0].selectionStart;

            $container.data('search', '');

            var messageBeforeCaret = currentMessage.substr(0, currentCaretPosition);

            var lastAtPos = messageBeforeCaret.lastIndexOf('@');

            if(lastAtPos >= 0){

                // Search from one char before last @ ... if possible

                var m = mentionRe.exec(messageBeforeCaret.substr(Math.max(0, lastAtPos - 1)));

                if(m){

                    $container.data('before', currentMessage.substr(0, lastAtPos + 1));

                    $container.data('search', currentMessage.substr(lastAtPos + 1, currentCaretPosition - lastAtPos - 1));

                    $container.data('after', currentMessage.substr(currentCaretPosition));

                }

            }

        });

}

// Set caret at the given position in the input element

function _setCaretPosition($inputElement, caretPos) {

    $inputElement.each(function(){

        if(this.createTextRange) { // IE

            var range = this.createTextRange();

            range.move('character', caretPos);

            range.select();

        }

        else if(this.selectionStart) { // other recent browsers

            this.focus();

            this.setSelectionRange(caretPos, caretPos);

        }

        else // last resort - very old browser

            this.focus();

    });

}

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'+

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

        '         <span class="reviewer_status" data-toggle="tooltip" title="not_reviewed">\n'+

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

        '         </span>\n'+

        (gravatarelm ?

        '         {0}\n' :

        '')+

        '         <span>{1}</span>\n'+

        '         <a href="#" class="reviewer_member_remove" onclick="removeReviewMember({2})">\n'+

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

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

        '       </span>\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) {

    $inputElement.select2(

    {

        placeholder: $inputElement.attr('placeholder'),

        minimumInputLength: 1,

        ajax: {

            url: pyroutes.url('users_and_groups_data'),

            dataType: 'json',

            data: function(term, page){

              return {

                query: term

              };

            },

            results: function (data, page){

              return data;

            },

            cache: true

        },

        formatSelection: autocompleteFormatter,

        formatResult: autocompleteFormatter,

        escapeMarkup: function(m) { return m; },

    }).on("select2-selecting", function(e) {

        addReviewMember(e.choice.id, e.choice.fname, e.choice.lname, e.choice.nname,

                        <td>${h.link_to(h.show_id(cs),h.url('changeset_home',repo_name=c.cs_repo.repo_name,revision=cs.raw_id), class_='changeset_hash')}</td>

                        <td>

                          <div class="pull-right">

                            %for tag in cs.tags:

                              <span class="tagtag" title="${_('Tag %s') % tag}">

                                ${h.link_to(tag,h.url('changeset_home',repo_name=c.repo_name,revision=cs.raw_id))}

                              </span>

                            %endfor

                          </div>

                          <div class="message">${h.urlify_text(cs.message, c.repo_name)}</div>

                        </td>

                      %endif

                    </tr>

                  %endfor

                </table>

              </div>

              <div class="msg-div">(${_("Pull request iterations do not change content once created. Select a revision and save to make a new iteration.")})</div>

              %endif

              <div class="msg-div">${c.update_msg_other}</div>

            </div>

        </div>

        %if editable:

        <div class="form-group">

          <div class="buttons">

            ${h.submit('pr-form-save',_('Save Changes'),class_="btn btn-default btn-sm")}

            ${h.submit('pr-form-clone',_('Create New Iteration with Changes'),class_="btn btn-default btn-sm",disabled='disabled')}

            ${h.reset('pr-form-reset',_('Cancel Changes'),class_="btn btn-default btn-sm")}

          </div>

        </div>

        %endif

      </div>

    </div>

    ## REVIEWERS

    <div class="pull-left">

        <h4 class="pr-details-title">${_('Pull Request Reviewers')}</h4>

        <div id="reviewers">

          ## members goes here !

          <div>

            %for member,status in c.pull_request_reviewers:

              <input type="hidden" value="${member.user_id}" name="org_review_members" />

            %endfor

            <ul id="review_members" class="list-unstyled">

            %for member,status in c.pull_request_reviewers:

              ## WARNING: the HTML below is duplicate with

              ## kallithea/public/js/base.js

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

              <li id="reviewer_${member.user_id}">

                <span class="reviewers_member">

                  <span class="reviewer_status" data-toggle="tooltip" title="${h.changeset_status_lbl(status)}">

                      <i class="icon-circle changeset-status-${status}"></i>

                  </span>

                  ${h.gravatar(member.email, size=14)}

                  <span>

                    ${member.full_name_and_username}

                    %if c.pull_request.owner_id == member.user_id:

                      (${_('Owner')})

                    %endif

                  </span>

                  %if editable:

                  <a href="#" class="reviewer_member_remove" onclick="removeReviewMember(${member.user_id})" title="${_('Remove reviewer')}">

                      <i class="icon-minus-circled"></i>

                  </a>

                  %endif

                </span>

              </li>

            %endfor

            </ul>

          </div>

          %if editable:

          <div>

             ${h.text('user', class_='form-control',placeholder=_('Type name of reviewer to add'))}

          </div>

          %endif

        </div>

        %if not c.pull_request_reviewers:

        <h4>${_('Potential Reviewers')}</h4>

        <div>

          <div>

            ${_('Click to add the repository owner as reviewer:')}

          </div>

          <ul class="list-unstyled">

            %for u in [c.pull_request.other_repo.owner]:

              <li>

                <a class="missing_reviewer missing_reviewer_${u.user_id}"

                  href="#"

                  data-user_id="${u.user_id}"

                  data-fname="${u.name}"

                  data-lname="${u.lastname}"

                  data-nname="${u.username}"

                  data-gravatar_lnk="${h.gravatar_url(u.email, size=28, default='default')}"

                  data-gravatar_size="14"

                  title="Click to add reviewer to the list, then Save Changes.">${u.full_name}</a>

              </li>

            %endfor

          </ul>

        </div>

        %endif

    </div>

  ${h.end_form()}

</div>

<div class="panel panel-primary">

    <div class="panel-heading clearfix">

      <div class="breadcrumbs">${_('Pull Request Content')}</div>

    </div>