/* $This file is distributed under the terms of the license in /doc/license.txt$ */
  
    var objectPropHierarchyUtils = {
    onLoad: function(urlBase,displayOption,type) {
        this.imagePath = urlBase + "/images/";
        this.propType = type;
        this.initObjects();
        this.expandAll.hide();
//        this.toggleDiv.hide();
        this.checkJsonTree();

        if ( noProps ) {
            this.buildNoPropsHtml();
        }
        else if ( displayOption == "all" ) {
            this.buildAllPropsHtml();
        }
        else if ( displayOption == "group" ) {
            this.buildPropertyGroupHtml();
        }
        else {
            this.buildPropertyHierarchyHtml();
            this.wireExpandLink();
        }
        
        if ( displayOption == "hierarchy" || displayOption == "group") {
            this.expandAll.show();
        }
//        else if ( displayOption == "group" ) {
//            this.toggleDiv.show();
//        }
        this.bindEventListeners();
    },

    initObjects: function() { 
        this.expandAll = $('span#expandAll').find('a');   
        this.classCounter = 1;
        this.expandCounter = 1;
        this.classHtml = "";
        this.clickableSpans = [] ;
        this.form = $('form#classHierarchyForm');
        this.select = $('select#displayOption');
        this.addProperty = $('input#addProperty');
//        this.toggleDiv = $('div#propsToggleDiv');
//        this.toggleSpan = $('span#propsToggle');
//        this.toggleLink = $('span#propsToggle').find('a');
        noProps = new Boolean;
    },

    bindEventListeners: function() {
        if ( this.propType == "object" ) {
            this.select.change(function() {
                if ( objectPropHierarchyUtils.select.val() == "all" ) {
                    objectPropHierarchyUtils.form.attr("action", "listPropertyWebapps");
                }
                else if ( objectPropHierarchyUtils.select.val() == "hierarchy") {
                    objectPropHierarchyUtils.form.attr("action", "showObjectPropertyHierarchy");
                }
                else {
                    objectPropHierarchyUtils.form.attr("action", "listPropertyGroups");
                }
                objectPropHierarchyUtils.form.submit();
            });
         
            this.addProperty.click(function() {
                objectPropHierarchyUtils.form.attr("action", "editForm?controller=Property");
                objectPropHierarchyUtils.form.submit();
            });
        }
        else  {
            this.select.change(function() {
                if ( objectPropHierarchyUtils.select.val() == "all" ) {
                    objectPropHierarchyUtils.form.attr("action", "listDatatypeProperties");
                }
                else if ( objectPropHierarchyUtils.select.val() == "hierarchy" ) {
                    objectPropHierarchyUtils.form.attr("action", "showDataPropertyHierarchy");
                }
                else {
                    objectPropHierarchyUtils.form.attr("action", "listPropertyGroups");
                }
                objectPropHierarchyUtils.form.submit();
            });
         
            this.addProperty.click(function() {
                objectPropHierarchyUtils.form.attr("action", "editForm?controller=Dataprop");
                objectPropHierarchyUtils.form.submit();
            });
        }
        if ( this.propType == "group" ) {
            this.expandAll.click(function() {
            
                if ( objectPropHierarchyUtils.expandAll.text() == "hide properties" ) { 
                    $('td.subclassCell').parent('tr').hide();
                    objectPropHierarchyUtils.expandAll.text("show properties");
                }
                else {
                    $('td.subclassCell').parent('tr').show();
                    objectPropHierarchyUtils.expandAll.text("hide properties");
                }
            });
        }
    },

    checkJsonTree: function() { 
        if ( json.length == 1 ) {
            $.each(json, function() {
                // check to see whether we have a 'no properties' message or an actual json tree
                if ( this.name.indexOf("properties") != -1 && this.data == undefined ) {
                        noProps = true;
                }
                else {
                    noProps = false;
                }
            });
        }
        else {
            noProps = false;
        }
    },

    buildPropertyHierarchyHtml: function() {

        $.each(json, function() {
            $newClassSection = jQuery("<section></section>", {
                id: "classContainer" + objectPropHierarchyUtils.classCounter
            });
            var descendants = "";
            var headerSpan = "";
            var closingTable = "</table>";
            
            if ( this.children.length ) {
                descendants = objectPropHierarchyUtils.getTheChildren(this);
                closingTable = "";
                headerSpan = "<span class='headerSpanPlus' id='headerSpan" + objectPropHierarchyUtils.classCounter 
                              + "' view='less'>&nbsp;</span>";
            }

            objectPropHierarchyUtils.classHtml += "<div>" + this.name + headerSpan + "</div>" + "<table class='classHierarchy' id='classHierarchy" 
                                      + objectPropHierarchyUtils.classCounter + "'>" ;

            objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Local Name:</td><td>" 
                                               + (this.data.internalName.length > 0 ? this.data.internalName : "none" ) + "</td></tr>";

            objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Group:</td><td>" 
                                               + (this.data.group.length > 0 ? this.data.group : "unspecified" ) + "</td></tr>";

            objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Domain Class:</td><td>" 
                                               + (this.data.domainVClass.length > 0 ? this.data.domainVClass : "none" ) + " ";

            objectPropHierarchyUtils.classHtml += "<span class='rangeClass'>Range Class:</span>" 
                                               + (this.data.rangeVClass.length > 0 ? this.data.rangeVClass : "none" ) + "</td></tr>";

            if ( descendants.length > 1 ) {
               descendants = descendants.substring(0, descendants.length - 10);
            }
 
            objectPropHierarchyUtils.classHtml += descendants;

            objectPropHierarchyUtils.classHtml += closingTable;
       //     alert(objectPropHierarchyUtils.classHtml);
            $newClassSection.html(objectPropHierarchyUtils.classHtml);
            $newClassSection.appendTo($('section#container'));
            objectPropHierarchyUtils.makeHeaderSpansClickable(objectPropHierarchyUtils.classCounter);
            objectPropHierarchyUtils.makeSubpropertySpansClickable();
            objectPropHierarchyUtils.clickableSpans = [] ;
            objectPropHierarchyUtils.classHtml = "";
            objectPropHierarchyUtils.classCounter += 1;
        });
    },

    getTheChildren: function(node) {
        var childDetails = "";
        var subclassString = " ";
        var ctr = 0
        $.each(node.children, function() {
            if ( ctr == 0 ) {
                childDetails += "<tr><td class='classDetail'>Subproperties:</td>";
                ctr = ctr + 1;
            }
            else {
                childDetails += "<tr><td></td>" ;
            }

            if ( this.children.length == 1 ) {
                subclassString += "<span style='font-size:0.8em'> (1 subclass)</span>"; 
            }
            else if ( this.children.length > 1 ) {
                subclassString += "<span style='font-size:0.8em'> (" + this.children.length + " subclasses)</span>";
            }

            childDetails += "<td class='subclassCell' colspan='2'><span class='subclassExpandPlus' id='subclassExpand" 
                            + objectPropHierarchyUtils.expandCounter + "'>&nbsp;</span>" 
                            + this.name + subclassString + "</td></tr><tr><td></td><td colspan='2'><table id='subclassTable" 
                            + objectPropHierarchyUtils.expandCounter + "' class='subclassTable'>";

            subclassString = " ";

            objectPropHierarchyUtils.clickableSpans.push('subclassExpand' + objectPropHierarchyUtils.expandCounter);
            
            objectPropHierarchyUtils.expandCounter += 1;
            
            childDetails += "<tr><td class='classDetail'>Local Name:</td><td>" 
                                               + (this.data.internalName.length > 0 ? this.data.internalName : "none" ) + "</td></tr>";

            childDetails += "<tr><td class='classDetail'>Group:</td><td>" 
                                               + (this.data.group.length > 0 ? this.data.group : "unspecified" ) + "</td></tr>";

            childDetails += "<tr><td class='classDetail'>Domain Class:</td><td>" 
                                               + (this.data.domainVClass.length > 0 ? this.data.domainVClass : "none" ) + " ";

            childDetails += "<span class='rangeClass'>Range Class:</span>" 
                                               + (this.data.rangeVClass.length > 0 ? this.data.rangeVClass : "none" ) + "</td></tr>";

            if ( this.children ) {
                var grandChildren = objectPropHierarchyUtils.getTheChildren(this);
                childDetails += grandChildren;
            }
        });
        childDetails += "</table></td></tr>";
        return childDetails;
    },
    
    makeHeaderSpansClickable: function(ctr) {

        var $clickableHeader = $('section#classContainer' + ctr).find('span.headerSpanPlus');

        $clickableHeader.click(function() {
            if ( $clickableHeader.attr('view') == "less" ) {
                $clickableHeader.addClass("headerSpanMinus");
                $('table#classHierarchy' + ctr).find('span.subclassExpandPlus').addClass("subclassExpandMinus");
                $('table#classHierarchy' + ctr).find('table.subclassTable').show();
                $clickableHeader.attr('view', 'more' );
            }
            else {
                $clickableHeader.removeClass("headerSpanMinus");
                $('table#classHierarchy' + ctr).find('span.subclassExpandPlus').removeClass("subclassExpandMinus");
                $('table#classHierarchy' + ctr).find('table.subclassTable').hide();
                $clickableHeader.attr('view', 'less' );
            }
        });
    },//    $('myOjbect').css('background-image', 'url(' + imageUrl + ')');
    
    makeSubpropertySpansClickable: function() {
        $.each(objectPropHierarchyUtils.clickableSpans, function() {
            var currentSpan = this;
            var $clickableSpan = $('section#container').find('span#' + currentSpan);
            var $subclassTable = $('section#container').find('table#subclassTable' + currentSpan.replace("subclassExpand",""));

            $clickableSpan.click(function() {
                if ( $subclassTable.is(':visible') ) {
                    $subclassTable.hide();
                    $subclassTable.find('table.subclassTable').hide();
                    $subclassTable.find('span').removeClass("subclassExpandMinus");
                    $clickableSpan.removeClass("subclassExpandMinus");
                }
                else {
                    $subclassTable.show();
                    $clickableSpan.addClass("subclassExpandMinus");
                }
            });
        });
    },
    
    wireExpandLink: function() {
        this.expandAll.click(function() {
            if ( objectPropHierarchyUtils.expandAll.text() == "expand all" ) {
                objectPropHierarchyUtils.expandAll.text("collapse all");
                $('span.headerSpanPlus').addClass("headerSpanMinus");
                $('table.classHierarchy').find('span.subclassExpandPlus').addClass("subclassExpandMinus");
                $('table.classHierarchy').find('table.subclassTable').show();
                $('section#container').find('span.headerSpanPlus').attr('view','more');
            }
            else {
                objectPropHierarchyUtils.expandAll.text("expand all");
                $('span.headerSpanPlus').removeClass("headerSpanMinus");
                $('table.classHierarchy').find('span.subclassExpandPlus').removeClass("subclassExpandMinus");
                $('table.classHierarchy').find('table.subclassTable').hide();
                $('section#container').find('span.headerSpanPlus').attr('view','less');
            }
        });
    },
     
    buildAllPropsHtml: function() {

        $.each(json, function() {
            $newClassSection = jQuery("<section></section>", {
                id: "classContainer" + objectPropHierarchyUtils.classCounter
            });
            
            objectPropHierarchyUtils.classHtml += "<div>" + this.name + "</div>" + "<table class='classHierarchy' id='classHierarchy" 
                                      + objectPropHierarchyUtils.classCounter + "'>" ;

            objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Local Name:</td><td>" 
                                         + (this.data.internalName.length > 0 ? this.data.internalName : "none" ) + "</td></tr>";

            objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Group:</td><td>" 
                                         + (this.data.group.length > 0 ? this.data.group : "unspecified" ) + "</td></tr>";

            objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Domain Class:</td><td>" 
                                         + (this.data.domainVClass.length > 0 ? this.data.domainVClass : "none" ) + " ";

            objectPropHierarchyUtils.classHtml += "<span class='rangeClass'>Range Class:</span>" 
                                         + (this.data.rangeVClass.length > 0 ? this.data.rangeVClass : "none" ) + "</td></tr>";

            objectPropHierarchyUtils.classHtml += "</table>";

            $newClassSection.html(objectPropHierarchyUtils.classHtml);
            $newClassSection.appendTo($('section#container'));
            objectPropHierarchyUtils.classHtml = "";
            objectPropHierarchyUtils.classCounter += 1;
        });
    },

    buildNoPropsHtml: function() {

        $.each(json, function() {
            $newClassSection = jQuery("<section></section>", {
                id: "classContainer" + objectPropHierarchyUtils.classCounter
            });
            
            objectPropHierarchyUtils.classHtml = "<h4>" + this.name + "</h4>";
            $newClassSection.html(objectPropHierarchyUtils.classHtml);
            $newClassSection.appendTo($('section#container'));
            objectPropHierarchyUtils.classHtml = "";
        });
    },

    buildPropertyGroupHtml: function() {

        $.each(json, function() {
            $newClassSection = jQuery("<section></section>", {
                id: "classContainer" + objectPropHierarchyUtils.classCounter
            });
            var descendants = "";

            if ( this.children.length ) {
                var ctr = 0;
                $.each(this.children, function() {
                    if ( ctr == 0 ) {
                        descendants += "<tr><td class='classDetail'>Properties:</td>";
                        ctr = ctr + 1;
                    }
                    else {
                        descendants += "<tr><td></td>" ;
                    }

                    descendants += "<td class='subclassCell'>" + this.name + "</td></tr>";
//                    descendants += "<tr><td></td><td><table class='innerDefinition'><tr><td>" + this.data.shortDef + "</td></tr></table></td></tr>";

                });
                descendants += "</table></td></tr>";
            }

            objectPropHierarchyUtils.classHtml += "<div>" + this.name + "</div>" + "<table class='classHierarchy' id='classHierarchy" 
                                               + objectPropHierarchyUtils.classCounter + "'>" ;

            if ( this.data.displayRank.length > 0 ) {
                objectPropHierarchyUtils.classHtml += "<tr><td class='classDetail'>Display Rank:</td><td>" + this.data.displayRank + "</td></tr>"
            }
            
            objectPropHierarchyUtils.classHtml += descendants;

            objectPropHierarchyUtils.classHtml += "</table>";
           // alert(objectPropHierarchyUtils.classHtml);
            $newClassSection.html(objectPropHierarchyUtils.classHtml);
            $newClassSection.appendTo($('section#container'));
            objectPropHierarchyUtils.classHtml = "";
            objectPropHierarchyUtils.classCounter += 1;
        });
    }
    
}