function NocsManager(is_spouse, prefix_name = "user_work_profession")
{
	this.items_list = [];	
	this.current_item = null;
	this.is_spouse = is_spouse;	
	this.prefix_name = prefix_name;	
	this.show_noc_before_title = false;
	this.can_auto_accept_job = false;
	this.clear_job_on_key_press	= false;
	// html prototype
	this.html_prototype = $(this.GetNocsElementName("#" + this.GetPrefixedElementName("prototype"))).outerHTML();		
}

NocsManager.prototype.GetPrefixedElementName = function (element)
{
	var result = this.prefix_name;
	if (element != "")
		result += "_" + element;
	return result;
}

NocsManager.prototype.GetNocsElementName = function (element)
{
	result = element;
	if (this.is_spouse === true)
		result += "_spouse";
	return result;
}

NocsManager.prototype.HasNocs = function()
{
	return (this.items_list.length > 0);
}

NocsManager.prototype.AddItem = function() 
{
	var object = this;
	this.current_item = new NOCSearcher(this.html_prototype, this.is_spouse, this.prefix_name);
	this.current_item.can_auto_accept_job = this.can_auto_accept_job;
	this.current_item.show_noc_before_title = this.show_noc_before_title;
	console.log(this.current_item.show_noc_before_title);
	this.current_item.clear_job_on_key_press = this.clear_job_on_key_press;
	this.items_list.push(this.current_item);	
	var on_change = function (item) 
	{	
		if (object.on_change_callback)
			object.on_change_callback(item);
	};	
	this.current_item.OnChange(on_change);			
	// on remove event
	this.current_item.OnRemove(function(item)
	{
		var array_idx = object.items_list.indexOf(item);
		if (array_idx >= 0)
			object.items_list.splice(array_idx, 1);
		if (object.on_change_callback)
			object.on_change_callback(item);
	});
	this.current_item.OnApplyProfession(function(sender)
	{		
		if (object.on_apply_profession)
			object.on_apply_profession(object.current_item);		
	});
	if (this.on_change_callback)
		this.on_change_callback(this.current_item);
}

NocsManager.prototype.SerializeNocsFields = function(title)
{
	var result = {};
	result[title] = [];
	for (i = 0; i < this.items_list.length; i++)
	{
		var object_info = {};
		if (this.IsNocReallyFilled(this.items_list[i]))
		{
			object_info.work_experience = VarAsInt(this.items_list[i].GetInputValue("length")) +	
				VarAsInt(this.items_list[i].GetInputValue("length_monthes"));					
			object_info.noc_id = this.items_list[i].noc_id;			
			object_info.job_id = this.items_list[i].job_id;
			object_info.noc_code = this.items_list[i].noc_code;
			object_info.work_finished_year = this.items_list[i].GetInputValue("when");
			object_info.province_id = 0;
			if (IsButtonGroupCheckBoxOn(this.items_list[i].location_check_box))				
				object_info.province_id = this.items_list[i].GetInputValue("province");					
			object_info.work_time_id = this.items_list[i].GetInputRadioValue("worktime");
			object_info.work_type_id = this.items_list[i].GetInputRadioValue("worktype");

			result[title][i] = object_info;	
		}
	}	
	if (result[title].length > 0)
		return $.param(result);			
	return "";
}

NocsManager.prototype.OnChangeNocs = function(on_change_callback)
{
	this.on_change_callback = on_change_callback;
}

NocsManager.prototype.OnApplyProfession = function(callback)
{
	this.on_apply_profession = callback;
}

NocsManager.prototype.IsNocReallyFilled = function(noc_item) 
{
	if (noc_item)
	{
		var job_id = noc_item.job_id;	
		return (job_id > 0);
	}
	return false;
}

NocsManager.prototype.HasAnyFilledNoc = function() 
{
	var result = false;
	for (i = 0; i < this.items_list.length; i++) {			
		result = result || (this.IsNocReallyFilled(this.items_list[i])); 
	}
	return result;
}

NocsManager.prototype.IsFilled = function() 
{
	var result = this.HasNocs();	
	return result;
}