package slangc.model;

import slangc.api.Reporter;

public class AliasTypeModel extends SyntheticTypeModel {
	private PackageModel targetPackage;
	private String targetName;
	private TypeModel target;

	public AliasTypeModel(PackageModel packageModel, String name, TypeLevel level, TypeModel owner, PackageModel targetPackage, String targetname) {
		super(packageModel, name, level, owner);
		this.targetPackage = targetPackage;
		this.targetName = targetname;
	}

	@Override
	public TypeType getTypeType() {
		return TypeType.ALIAS;
	}

	public PackageModel getTargetPackage() {
		return targetPackage;
	}
	
	public String getTargetName() {
		return targetName;
	}
	
	@Override
	public int expand() {
		if (existsAtRuntime() && target == null) {
			target = targetPackage.getType(targetName);
			return 1;
		} else {
			return 0;
		}
	}
	
	@Override
	public int resolveTypes() {
		//System.out.println("TODO: resolveTypes in " + this.getClass().getName());
		return expand();
	}
	
	@Override
	public void dump(Reporter reporter, String indent, String incr) {
		super.dump(reporter, indent, incr);
		reporter.note("DUMP", indent + incr + "[points to " + target + "]");
	}
	
	@Override
	public TypeModel simplify() {
		expand();
		if (target != null) {
			return target.simplify();
		} else {
			return this;
		}
	}
	
	@Override
	public boolean isObjectType() {
		return target.isObjectType();
	}
}