/* $This file is distributed under the terms of the license in /doc/license.txt$ */

$(document).ready(function(){
    
    $.extend(this, urlsBase);
//    $.extend(this, facultyMemberCount);
        
    getFacultyMembers();  
    buildAcademicDepartments(); 
    
    if ( $('section#home-geo-focus').length == 0 ) {
        $('section#home-stats').css("display","inline-block").css("margin-top","20px");
    } 
        
    function getFacultyMembers() {
        
        // determine the row at which to start the solr query
        var rowStart = Math.floor((Math.random()*facultyMemberCount)+1)-1;
        var diff;
        var pageSize = 4; // the number of faculty to display on the home page

        // in case the random number is equal to or within 3 of the facultyMemberCount 
        if ( (rowStart + (pageSize-1)) > facultyMemberCount ) {
            diff = (rowStart + (pageSize-1)) - facultyMemberCount;
            if ( diff == 0 ) {
                rowStart = rowStart - (pageSize-1);
            }
            else {
                rowStart = rowStart - diff;
            }
        }

        var dataServiceUrl = urlsBase + "/dataservice?getRandomSolrIndividualsByVClass=1&vclassId=";
        var url = dataServiceUrl + encodeURIComponent("http://vivoweb.org/ontology/core#FacultyMember");
        url += "&page=" + rowStart + "&pageSize=" + pageSize;

        $.getJSON(url, function(results) {
            var individualList = "";
            if ( results == null || results.individuals.length == 0 ) {
                individualList = "<p><li>No faculty records found.</li></p>";
                $('div#tempSpacing').hide();
                $('div#research-faculty-mbrs ul#facultyThumbs').append(individualList);
            } 
            else {
                var vclassName = results.vclass.name;
                $.each(results.individuals, function(i, item) {
                    var individual = results.individuals[i];
                    individualList += individual.shortViewHtml;
                });
                $('div#tempSpacing').hide();
                $('div#research-faculty-mbrs ul#facultyThumbs').append(individualList);
                
                $.each($('div#research-faculty-mbrs ul#facultyThumbs li.individual'), function() {
                   if ( $(this).children('img').length == 0 ) {
                        var imgHtml = "<img width='60' alt='placeholder image' src='" + urlsBase + "/images/placeholders/person.bordered.thumbnail.jpg'>";
                        $(this).prepend(imgHtml);
                   }
                   else { 
                       $(this).children('img').load( function() {
                           adjustImageHeight($(this));
                       });
                   }
                });
                var viewMore = "<ul id='viewMoreFac'><li><a href='"
                                + urlsBase
                                + "/people/%23http://vivoweb.org/ontology/core%23FacultyMember' alt='view all faculty'>"
                                + "View all ...</a></li?</ul>";
                $('div#research-faculty-mbrs').append(viewMore);
            }
       });
    }

    function adjustImageHeight(theImg) {
        $img = theImg;
        var hgt = $img.attr("height");
        if (  hgt > 70 ) {
            var liHtml = $img.parent('li').html();
            liHtml = liHtml.replace("<img","<div id='adjImgHeight'><img");
            liHtml = liHtml.replace("<h1","</div><h1");
            $img.parent('li').html(liHtml);
        }
    }

    function buildAcademicDepartments() {
        var deptNbr = academicDepartments.length;
        var html = "<ul>";
        var index = Math.floor((Math.random()*deptNbr)+1)-1;
        
        if ( deptNbr == 0 ) {
            html += "<p><li>No academic departments found.</li></p>";
        }
        else if ( deptNbr > 6 ) {
            for ( var i=0;i<6;i++) {
                html += "<li><a href='${urls.base}/display" 
                        + academicDepartments[index].uri + "'>" 
                        + academicDepartments[index].name + "</a></li>";
                index = Math.floor((Math.random()*deptNbr)+1)-1;
            }
        }
        else {
            for ( var i=0;i<deptNbr;i++) {
                html += "<li><a href='${urls.base}/display" 
                        + academicDepartments[i].uri + "'>" 
                        + academicDepartments[i].name + "</a></li>";
            }
        }
        if ( deptNbr > 0 ) {
            html += "</ul><ul style='list-style:none'><li style='font-size:0.9em;text-align:right;padding: 6px 16px 0 0'><a href='" + urlsBase + "/organizations/%23http://vivoweb.org/ontology/core%23AcademicDepartment' alt='view all academic departments'>View all ...</a></li></ul>";
        }
        $('div#academic-depts').html(html);
    }

});