package com.semmle.js.ast;

import java.util.ArrayList;
import java.util.List;

import com.semmle.ts.ast.INodeWithSymbol;
import com.semmle.ts.ast.ITypeExpression;
import com.semmle.ts.ast.TypeParameter;

/**
 * Common backing class for {@linkplain ClassDeclaration} and {@linkplain ClassExpression}.
 */
public class AClass implements INodeWithSymbol {
	private final Identifier id;
	private final List<TypeParameter> typeParameters;
	private final Expression superClass;
	private final List<ITypeExpression> superInterfaces;
	private final ClassBody body;
	private final List<Decorator> decorators;
	private int typeSymbol = -1;

	public AClass(Identifier id, List<TypeParameter> typeParameters, Expression superClass, List<ITypeExpression> superInterfaces,
			ClassBody body) {
		this.id = id;
		this.typeParameters = typeParameters;
		this.superClass = superClass;
		this.superInterfaces = superInterfaces;
		this.body = body;
		this.decorators = new ArrayList<Decorator>();
	}

	public Identifier getId() {
		return id;
	}

	public boolean hasId() {
		return id != null;
	}

	public List<TypeParameter> getTypeParameters() {
		return typeParameters;
	}

	public boolean hasTypeParameters() {
		return !typeParameters.isEmpty();
	}

	public Expression getSuperClass() {
		return superClass;
	}

	public boolean hasSuperClass() {
		return superClass != null;
	}

	public List<ITypeExpression> getSuperInterfaces() {
		return superInterfaces;
	}

	public ClassBody getBody() {
		return body;
	}

	public void addDecorators(List<Decorator> decorators) {
		this.decorators.addAll(decorators);
	}

	public List<Decorator> getDecorators() {
		return decorators;
	}

	@Override
	public int getSymbol() {
		return typeSymbol;
	}

	@Override
	public void setSymbol(int symbol) {
		this.typeSymbol = symbol;
	}
}