// Listing schema class
function schema() {

	this.addPropertyGroup = function(inID, inName) {
		this.propertyGroups.push(new propertyGroup(inID, inName));
	}
	
	this.addProperty = function(inPGID, inID, inName, inType, inSearchCondition, inSearchSort) {
		this.getPropertyGroupByID(inPGID).addProperty(inID, inName, inType, inSearchCondition, inSearchSort);
	}
	
	this.addChoice = function(inPGID, inPID, inValue) {
		this.getPropertyGroupByID(inPGID).getPropertyByID(inPID).addChoice(inValue);
	}
	
	this.getPropertyGroupByID = function(inID) {
	
		var i = 0;
		while (i < this.propertyGroups.length && this.propertyGroups[i].id != inID)
			i++;
		
		if (i < this.propertyGroups.length)
			return this.propertyGroups[i];
		else
			return false;
		
	}
	
	// Constructor
		
		// Vars
		this.propertyGroups = [];
	

}


function propertyGroup(inID, inName) {

	this.addProperty = function(inID, inName, inType, inSearchCondition, inSearchSort) {
		this.properties.push(new property(inID, inName, inType, inSearchCondition, inSearchSort));
	}
	
	this.getPropertyByID = function(inID) {
	
		var i = 0;
		while (i < this.properties.length && this.properties[i].id != inID)
			i++;
		
		if (i < this.properties.length)
			return this.properties[i];
		else
			return false;
		
	}

	// Constructor
	this.properties = [];
	this.id = inID;
	this.name = inName;

}


function property(inID, inName, inType, inSearchCondition, inSearchSort) {

	this.addChoice = function(inValue) {
		this.choices.push(inValue);
	}

	// Vars
	this.id = inID;
	this.name = inName;
	this.type = inType;
	this.searchCondition = inSearchCondition;
	this.searchSort = inSearchSort;
	this.choices = [];

}