var jobSearch;

function jobSearchLoad(){
	var current = window.onload;
	window.onload = function(){
		current();
		jobSearch = new JobSearch();
	}
}

function JobSearch (){
}

JobSearch.prototype.uniqueArrayVals = function (myarray) {
	var r = new Array();
	o:for(var i = 0, n = myarray.length; i < n; i++)
	{
		for(var x = 0, y = r.length; x < y; x++)
		{
			if(r[x]==myarray[i])
			{
				continue o;
			}
		}
		r[r.length] = myarray[i];
	}
	return r;
}

JobSearch.prototype.functions = "";
JobSearch.prototype.industries = "";
JobSearch.prototype.countries = "";
JobSearch.prototype.regions = "";
JobSearch.prototype.locations = "";

JobSearch.prototype.submit = function(id){
	var form = document.getElementById(id);
	this.countries = this.cleanVar(this.countries);
	//--form.appendChild(this.hiddenElement('functions', this.functions));
	form.appendChild(this.hiddenElement('industries', this.industries));
	form.appendChild(this.hiddenElement('countries', this.countries));
	form.appendChild(this.hiddenElement('regions', this.regions));
	form.appendChild(this.hiddenElement('locations', this.locations));
	form.submit();
}

JobSearch.prototype.hiddenElement = function(id, value){
	var input = document.createElement('input');
	input.id = id;
	input.name = id;
	input.type = 'hidden';
	input.value = value.substring(0, (value.length - 1));
	return input;
}

JobSearch.prototype.cleanVar = function(stringvar){
	var stringvar = stringvar.split(',');
	stringvar = this.uniqueArrayVals(stringvar);
	return stringvar.join(','); 
}


JobSearch.prototype.jfunction = function (e){
	if(e.checked){ this.check(e, "functions", "jf"); this.functions = this.functions + e.id.replace("cb_jf","") + ","; }
	else if(!e.checked){ this.uncheck(e.id, "functions", "jf"); this.functions = this.functions.replace(e.id.replace("cb_jf","")+",", ""); }
}

JobSearch.prototype.industry = function (e){
	if(e.checked){ this.check(e, "industries", "in"); this.industries = this.industries + e.id.replace("cb_in","") + ","; }
	else if(!e.checked){ this.uncheck(e.id, "industries", "in"); this.industries = this.industries.replace(e.id.replace("cb_in","")+",", ""); }
}

JobSearch.prototype.check = function (e, selected, prefix){
	selection = '<span id="sp_'+e.id+'">'
		+'<a href="javascript:jobSearch.uncheck(\'' + e.id + '\', \'' + selected + '\', \'' + prefix + '\');" '
		+'class="redx" title="Remove '+e.title+'">-</a>'+e.title+'<br /></span>';
	document.getElementById('selected_'+selected).innerHTML = document.getElementById('selected_'+selected).innerHTML + selection;
	
}

JobSearch.prototype.uncheck = function (id, selected, prefix){
	selection = document.getElementById("sp_"+id);
	if(document.getElementById(id)) document.getElementById(id).checked = false;
	if(selected == "industries")
		this.industries = this.industries.replace(id.replace("cb_in","")+",", "");

	document.getElementById('selected_'+selected).removeChild(selection);
}




JobSearch.prototype.suggestFunction = function (string){
	this.suggest("list_functions", "tbl=tb_job_function&pk=job_function_id&def=description&type=jf&val="+string+"&oc=jfunction&cur="+this.functions);
}

JobSearch.prototype.suggestIndustry = function (string){
	this.suggest("list_industries", "tbl=tb_industry&pk=industry_id&def=description&type=in&val="+string+"&oc=industry&cur="+this.industries);
}

JobSearch.prototype.suggest = function (element, query){
	var inlineAjax = new InlineAjax();
	inlineAjax.requestObject.onreadystatechange = function(){
		if(inlineAjax.requestObject.readyState == 4){ document.getElementById(element).innerHTML = inlineAjax.requestObject.responseText;	}}
	url = "/packages/Search/includes/checkbox_suggest.php?" + query;
	inlineAjax.requestObject.open("GET",url,true);
	inlineAjax.requestObject.send(null);
}


JobSearch.prototype.country = function (element){
	this.countries = this.cleanVar(this.countries);
	if(element.checked){
        this.countries = this.countries + element.value + ",";
        //this.countries = this.countries + element.id.replace("cb_co","") + ",";
    }else if(!element.checked){
        this.countries = this.countries.replace(""+element.value+",", "");
    }
	this.regionLookup();
}

JobSearch.prototype.region = function (element){
	if(element.checked){ this.regions = element.value;	}
	else if(!element.checked){ this.regions = this.regions.replace(""+element.id.value+",", ""); }
	this.locationLookup();
}

JobSearch.prototype.locale = function (element){
	if(element.checked){ this.locations = this.locations + element.id.replace("cb_lc","") + ",";	}
	else if(!element.checked){ this.locations = this.locations.replace(""+element.id.replace("cb_lc","")+",", ""); }
}

JobSearch.prototype.regionLookup = function (){
	this.countries = this.cleanVar(this.countries);
	var JSO = this;
	var inlineAjax = new InlineAjax();
	inlineAjax.requestObject.onreadystatechange = function(){
		if(inlineAjax.requestObject.readyState == 4){
			JSO.regions = "";
			document.getElementById("list_regions").innerHTML = inlineAjax.requestObject.responseText;
			var region_list = document.getElementById("list_regions").getElementsByTagName("input");
			for(key in region_list){ if(region_list[key].checked){ JSO.region(region_list[key]); }};
			if(JSO.regions.length == ""){ JSO.locationLookup(); }
		}
	}
	query = "tbl=tb_region&pk=region_id&dis=description&type=rg&def=country_id&vals="+this.countries+"&oc=region&cur="+this.regions;
	url = "/packages/Search/includes/checkbox_lookup.php?" + query;
	inlineAjax.requestObject.open("GET",url,true);
	inlineAjax.requestObject.send(null);
}

JobSearch.prototype.locationLookup = function (){
	var JSO = this;
	var inlineAjax = new InlineAjax();
	inlineAjax.requestObject.onreadystatechange = function(){
		if(inlineAjax.requestObject.readyState == 4){
			JSO.locations = "";
			document.getElementById("list_locations").innerHTML = inlineAjax.requestObject.responseText;
			var location_list = document.getElementById("list_locations").getElementsByTagName("input");
			for(key in location_list){ if(location_list[key].checked){ JSO.locale(location_list[key]); }};
		}
	}
	query = "tbl=tb_location&pk=location_id&dis=description&type=lc&def=region_id&vals="+this.regions+"&oc=locale&cur="+this.locations;
	url = "/packages/Search/includes/checkbox_lookup.php?" + query;
	inlineAjax.requestObject.open("GET",url,true);
	inlineAjax.requestObject.send(null);
}

JobSearch.prototype.suggestCountry = function (string){
	this.countries = this.cleanVar(this.countries);
	this.suggest("list_countries", "tbl=tb_country&pk=country_id&def=description&type=co&val="+string+"&oc=country&cur="+this.countries);
}

JobSearch.prototype.suggestRegion = function (string){
	this.countries = this.cleanVar(this.countries);
	this.suggest("list_regions", "tbl=tb_region&pk=region_id&def=description&type=rg&val="+string+"&oc=region&cur="+this.regions+"&chk=country_id"+"&vals="+this.countries);
}

JobSearch.prototype.suggestLocation = function (string){
	this.suggest("list_locations", "tbl=tb_location&pk=location_id&def=description&type=lc&val="+string+"&oc=locale&cur="+this.locations+"&chk=region_id"+"&vals="+this.regions);
}

JobSearch.prototype.locationSuggest = function (element, query){
	var inlineAjax = new InlineAjax();
	inlineAjax.requestObject.onreadystatechange = function(){
		if(inlineAjax.requestObject.readyState == 4){ document.getElementById(element).innerHTML = inlineAjax.requestObject.responseText;	}}
	url = "/packages/Search/includes/location_suggest.php?" + query;
	inlineAjax.requestObject.open("GET",url,true);
	inlineAjax.requestObject.send(null);
}