package no.uio.ifi.refaktor.analyze;

import java.util.Arrays;
import java.util.LinkedList;

import no.uio.ifi.refaktor.analyze.collectors.PropertyCollector;
import no.uio.ifi.refaktor.utils.CompilationUnitTextSelection;

import org.eclipse.jdt.core.dom.ASTNode;

public class CollectorManager {
	
	private final CompilationUnitTextSelection selection;
	private final LinkedList<PropertyCollector> collectors;
	
	public CollectorManager(CompilationUnitTextSelection selection, PropertyCollector ... collectors) {
		this.selection = selection;
		this.collectors = new LinkedList<PropertyCollector>(Arrays.asList(collectors));
	}

	public static void collectProperties(CompilationUnitTextSelection selection, PropertyCollector ... collectors) {
		new CollectorManager(selection, collectors).collectProperties();
	}

	private void collectProperties() {
		clearCollectorsData();
		runCollectors();
	}

	private void clearCollectorsData() {
		for (PropertyCollector collector: collectors)
			collector.clearData();
	}

	private void runCollectors() {
		for (PropertyCollector collector: collectors)
			getStartNode().accept(collector);
	}

	private ASTNode getStartNode() {
		return selection.getCoveringNode();
	}
}