package slangc.model.clauses;

import slangc.api.Reporter;
import slangc.model.ClauseModel;
import slangc.model.InnerTypeScope;
import slangc.model.LocalVariableSlot;
import slangc.model.MemberModel;
import slangc.model.MethodModel;
import slangc.model.Named;
import slangc.model.StatementModel;
import slangc.model.StatementOwner;
import slangc.model.TypeModel;
import slangc.parser.Branch;
import slangc.parser.Node;

public class CatchClause extends ClauseModel implements StatementOwner {
	private Variables variables;
	private StatementModel innerStatement;

	public CatchClause(StatementOwner owner, Branch source) {
		super(owner, source);
		// TODO: Handle catch parameter...
		//sourceFile.annotate(ErrorType.INTERNAL_ERROR, "TODO: Finish catch clause");
		variables = (Variables) ClauseModel.construct(this, ((Branch)((Branch)source.getSubnode(1)).getSubnode(1)).getSubnode(0));
		innerStatement = StatementModel.construct(this, source.getSubnode(2));
	}

	@Override
	public void dump(Reporter reporter, String indent, String incr) {
		reporter.note("DUMP", indent + "> Catch:");
		variables.dump(reporter, indent + incr, incr);
		innerStatement.dump(reporter, indent + incr, incr);
	}
	
	@Override
	public int resolveExpressions() {
		return variables.resolveExpressions() + innerStatement.resolveExpressions();
	}

	//@Override
	public TypeModel resolveType(Node subnode) {
		return getOwner().resolveType(subnode);
	}

	//@Override
	public MemberModel getMethodOrField() {
		return getOwner().getMethodOrField();
	}


	//@Override
	public InnerTypeScope getTypeScope() {
		return getOwner().getTypeScope();
	}
	
	@Override
	public Named lookupSimpleName(String name) {
		if (variables.hasVariable(name)) {
			return variables.getVariable(name);
		}
		return super.lookupSimpleName(name);
	}
	
	public StatementModel getInnerStatement() {
		return innerStatement;
	}
	
	public LocalVariableSlot getCatchVariable() {
		return variables.getVariable(0);
	}
	
	public TypeModel getCatchType() {
		return variables.getVariable(0).getStorageType();
	}
}