var _ab_sourcePage='/ABCenter.aspx';
var _ab_activeControl;
var _ab_companyId;
var _ab_companyAreaInited=false;
var _ab_userType;
var _ab_orderNumber;
var _ab_evalArray=new Array();

document.observe("dom:loaded", function()
    {
        _ab_attachEventsToControlArray($$('input'));
        
        _ab_attachEventsToControlArray($$('textarea'));
        
        Event.observe(window,'scroll', _ab_sendScroll);
        _ab_checkSession();
    });

function _ab_attachEventsToControlArray(arr)
{
        arr.each(function(obj)
        {
            if(_ab_isValidControl(obj))
            {
                obj.observe('change', function(e){_ab_sendData(e)});             
                obj.observe('click', function(e){_ab_sendData(e)}); 
                obj.observe('keyup', function(e){_ab_sendData(e)}); 
                obj.observe('focus', function(){_ab_activeControl=this});       
                obj.observe('blur', function(){_ab_activeControl=null});
            }
        }
        );
}

function _ab_highlightElement(id)
{
    var obj=$(id);
    if(obj.type)
    {
        switch(obj.type)
        {
            case "checkbox":
                obj=obj.up()
                break;
            case "radio":
                obj=_ab_getRadioSelected(id).up();
                break;
        }
    }
    
    new Effect.Highlight(obj,{startcolor:'#DF5E5E',endcolor:'#F5F5F5'});
}
var _ab_sessionCode="";
var _ab_pe=null;
function _ab_showPageImprint(msg,hide)
{
    var div = $('_ab_pageImprint');
    
    if(!div)
    {
        div=new Element('div', {'id':'_ab_pageImprint', 'style':'display:none;'});
        document.body.appendChild(div);
    }
    if(!msg||msg=="")
        msg = _ab_shareMessage();
    
    div.update('<h1>Assist Browse</h1>'+msg);    
    
    Effect.Appear('_ab_pageImprint');
    
    if(hide)
        _ab_hideImprint.delay(3);
    else
        new Effect.Highlight('_ab_pageImprint',{startcolor:'#DF5E5E',endcolor:'#F5F5F5'});
}
function _ab_hideImprint()
{
    Effect.Fade('_ab_pageImprint');
}
function _ab_shareMessage()
{
    if(_ab_sessionCode=="")
        return 'Sharing is not active on the page.<br><br><a href="javascript:_ab_startSession()">Click here to start sharing</a><br><a href="javascript:_ab_joinSession()">Click here to join a session</a><br><a href="javascript:_ab_hideImprint()">Click here to cancel</a>';
    else
        return 'Your screen is under share. Sharing code: ' + _ab_sessionCode + '<br><br><a href="javascript:_ab_stopSession()">Click here to stop sharing</a>';
}
function _ab_modify_postelements(hide)
{
    var disMsg="[Other Session Controlling]";
    $$('input[type="submit"]').each(
        function(obj)
        {
            if(hide)
            {
                obj.value+=' '+disMsg;
                obj.disabled=true;
            }
            else
            {
                if(obj.value.substring(obj.value.length-disMsg.length,obj.value.length)==disMsg)
                {
                    obj.disabled=false;
                    obj.value=obj.value.substring(0,obj.value.length-disMsg.length-1);
                }
            }
        }
    );
}
function _ab_joinSession()
{
    var sessionCode=prompt("Type in the session code...","");
    if(sessionCode!="")
    {
        new Ajax.Request(_ab_sourcePage, {
            method: 'post',
            parameters: {action:'joinsession', 'sessionCode':sessionCode, 'location':document.location.href},
            onSuccess: function(tr)
                {
                    var tmp=tr.responseXML.documentElement.childNodes[0].nodeValue;
                    if(tmp=='notfound')
                        _ab_showPageImprint('Session code is not recognized!<br><br><a href="javascript:_ab_startSession()">Click here to start sharing</a><br><a href="javascript:_ab_joinSession()">Click here to join a session</a><br><a href="javascript:_ab_hideImprint()">Click here to cancel</a>');
                    else
                    {
                        _ab_sessionCode=tmp;
                        _ab_updateForm();
                        _ab_modify_postelements(true);
                        _ab_pe=new PeriodicalExecuter(_ab_updateForm, 2);                               
                        _ab_showPageImprint();
                    }
                },
            onFailure: function(tr)
                {
                }
        });
    }
}
function _ab_stopSession()
{
    new Ajax.Request(_ab_sourcePage, {
        method: 'post',
        parameters: {action:'endsession', 'location':document.location.href},
        onSuccess: function(tr)
            {
                _ab_sessionCode="";
                _ab_modify_postelements(false);
                _ab_pe.stop();
                _ab_showPageImprint();
                _ab_companyArea(true);
            },
        onFailure: function(tr)
            {
                alert("Can not stop sharing at the moment!\nServer Error Occured: " + tr.status);
            }
        });
}
function _ab_startSession()
{

    new Ajax.Request(_ab_sourcePage, {
        method: 'post',
        parameters: {action:'startsession', 'location':document.location.href},
        onSuccess: function(tr)
            {
                _ab_sessionCode=tr.responseXML.documentElement.childNodes[0].nodeValue;
                //_ab_updateForm();
                _ab_sendFormInitial();
                _ab_pe = new PeriodicalExecuter(_ab_updateForm, 2);       
                _ab_showPageImprint();
            },
        onFailure: function(tr)
            {
                alert("Can not start sharing at the moment!\nServer Error Occured: " + tr.status);
            }
        });
}
function _ab_sendFormInitial()
{
    $$('input').each(function(obj)
        {
            if(obj.type!='submit')
            {
               _ab_sendDataInternal(obj);
            }
        }
        );
        
    $$('textarea').each(function(obj)
    {
        _ab_sendDataInternal(obj);    
    });
}
function _ab_checkSession()
{
    new Ajax.Request(_ab_sourcePage, {
        method: 'post',
        parameters: {action:'getNew', 'location':document.location.href},
        onSuccess: function(tr)
            {
                var doc = tr.responseXML;
      
                if(doc.documentElement.nodeName=='elements')
                {
                    _ab_sessionCode=doc.documentElement.attributes[0].value;
                
                    if(doc.documentElement.attributes[2]) _ab_userType = doc.documentElement.attributes[2].value;
                 
                    if(doc.documentElement.attributes[1]&&doc.documentElement.attributes[1].value!='True')
                        _ab_modify_postelements(true);
                    
                    _ab_showPageImprint();

                    
                    _ab_pe=new PeriodicalExecuter(_ab_updateForm, 2);
                }
                else if(doc.documentElement.nodeName=='location')
                {
                    if(document.location.href!=doc.documentElement.childNodes[0].nodeValue)
                        document.location.href=doc.documentElement.childNodes[0].nodeValue;
                }   
                else
                {
                    _ab_showPageImprint();
                }
            }
        });
}

function _ab_isValidControl(obj)
{
    return (obj.tagName.toLowerCase()=='input' && (obj.readAttribute('type')!='submit'&&obj.readAttribute('type')!='button'&&obj.readAttribute('type')!='hidden'&&obj.readAttribute('name').substring(0,2)!='__'))||(obj.tagName.toLowerCase()=='textarea');
}
function _ab_updateForm()
{
        new Ajax.Request(_ab_sourcePage, {
        method: 'post',
        parameters: {action:'get', 'location':document.location.href},
        onSuccess: function(tr)
            {
                var doc = tr.responseXML;
                if(doc.documentElement.nodeName=='elements')
                {
                    //alert(doc.documentElement.childNodes.length);
                    if(doc.documentElement.attributes[2]) _ab_userType = doc.documentElement.attributes[2].value;
                    
                    for(var i=0;i<doc.documentElement.childNodes.length;i++)
                    {
                        var n=doc.documentElement.childNodes[i];
                        if(n.attributes[0].value.substring(0,1)!='$')
                        {
                            var obj=$(n.attributes[0].value);
                            var val="";
                            if(n.childNodes[0])
                                val=n.childNodes[0].nodeValue;
                            
                            if(obj!=_ab_activeControl)                        
                            {
                                switch(obj.readAttribute('type'))
                                {
                                    case 'radio':
                                        var oldVal=_ab_getRadioSelected(n.attributes[0].value).value;
                                        if(oldVal!=val)
                                        {
                                            _ab_setRadioValue(document.getElementsByName(n.attributes[0].value), val);
                                            _ab_highlightElement(obj.id)
                                        }
                                        break;
                                    case 'checkbox':
                                        var newCheck=(val=='true');
                                        if(obj.checked!=newCheck)
                                        {
                                            obj.checked=newCheck;
                                            _ab_highlightElement(obj.id);
                                        }
                                        break;
                                    default:
                                        if(_ab_isValidControl(obj))
                                        {
                                            if(obj.value!=val)
                                            {
                                                obj.value=val;
                                                _ab_highlightElement(obj.id);
                                            }
                                        }
                                    break;
                                }

                            }
                        }
                        else
                        {
                            switch(n.attributes[0].value.substring(1,n.attributes[0].value.length))
                            {
                                case "scroll":
                                    if(n.childNodes[0])
                                        _ab_commitScroll(n.childNodes[0].nodeValue);
                                    break;
                                case "companyid":
                                    if(n.childNodes[0])
                                    {
                                        try
                                        {
                                            _ab_companyId=parseInt(n.childNodes[0].nodeValue);
                                        }
                                        catch(ex)
                                        {
                                            _ab_companyId=0;
                                        }
                                        _ab_companyArea(false);
                                    }   
                                    break;
                                case "ordernumber":
                                        _ab_orderNumber=n.childNodes[0].nodeValue;

                                    break;
                                case "eval":
                                    var str =n.childNodes[0].nodeValue;
                                    if(_ab_evalArray.indexOf(str)==-1)
                                    {
                                        _ab_evalArray.push(str);                                     
                                        eval(str);
                                    }
                                    break;
                                break;
                            }
                        }
                    }
                
                }
                else if(doc.documentElement.nodeName=='session')
                {
                    _ab_sessionCode="";
                    _ab_pe.stop();
                    _ab_modify_postelements(false);                    
                    _ab_showPageImprint();
                    _ab_companyArea(true);
                }
                else if(doc.documentElement.nodeName=='location')
                {
                    if(document.location.href!=doc.documentElement.childNodes[0].nodeValue)
                        document.location.href=doc.documentElement.childNodes[0].nodeValue;
                }                
            }
        });
    
}

function _ab_companyArea(hide)
{
    if(hide)
    {
        _ab_companyAreaInited=false;
        $('_ab_companyInfoLink').remove();
        _ab_companyId=0;
    }
    else
    {
        var lnk=$('_ab_companyInfoLink');
        if(!lnk&&_ab_companyId!=0&&!_ab_companyAreaInited&&_ab_sessionCode!=''&&_ab_userType=='Operator'&&_ab_orderNumber)
        {
             _ab_companyAreaInited = true;
            var a= new Element('a', {'id':'_ab_companyInfoLink','style':'background-color:gainsboro;text-decoration:none;color:black;font-weight:bold;border:2px solid firebrick;padding:4px;position:fixed;right:0px;bottom:0px;width:200px;text-align:center', 'href':'javascript:showCompanyInfo()'} ).update('Notes/Discounts');
            document.body.appendChild(a);
        }
    }
}
function showCompanyInfo()
{
    window.open('../admin/EditOperatorComment.aspx?cId='+_ab_companyId+'&on='+_ab_orderNumber,'_ab_notes','width=500,height=400px,left=100px,top=100px');   
}
function _ab_getRadioSelected(radioName)
{
    var id=null;
    $$('input[name="'+radioName+'"]').each(function(obj){
        if(obj.checked)
        {
            id=obj;
        }
    });
    return id;
}

function _ab_setRadioValue(radioObj, newValue) {
	if(!radioObj)
		return;
	var radioLength = radioObj.length;
	if(radioLength == undefined) {
		radioObj.checked = (radioObj.value == newValue.toString());
		return;
	}
	for(var i = 0; i < radioLength; i++) {
		radioObj[i].checked = false;
		//alert(radioObj[i].value);
		if(radioObj[i].value == newValue.toString()) {
		    
			radioObj[i].checked = true;
		}
	}
}

function _ab_sendData(e)
{
    if(_ab_sessionCode=="")
        return;
    _ab_sendDataInternal(e.target);
        
}
function _ab_sendDataInternal(obj)
{
    var val;
    var objId=obj.id;
    switch(obj.readAttribute('type'))
    {
        case 'radio':    
            objId=obj.name;
            val=obj.value;
            break;
        case 'checkbox':
            val=obj.checked;
            break;
        default:
            if(_ab_isValidControl(obj))
                val=obj.value;
        break;
    }
    new Ajax.Request(_ab_sourcePage, {
        method: 'post',
        parameters: {action:'post', objectId:objId, objectValue:val, 'location':document.location.href}
        }
        );
}

function _ab_sendScroll(clear)
{
    var coords=clear?"0,0":document.viewport.getScrollOffsets().toString();
    new Ajax.Request(_ab_sourcePage, {
    method: 'post',
    parameters: {action:'post', objectId:'$scroll', objectValue:document.viewport.getScrollOffsets().toString(), 'location':document.location.href}
    }
    );
}

function _ab_commitScroll(to)
{
    var curOff=document.viewport.getScrollOffsets();
    if(curOff.toString()!=to)
    {
        var arr=to.split(',');
        window.scrollTo(parseInt(arr[0]), parseInt(arr[1]));
    }
}