/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/

package org.drools.compiler.lang.api.impl;

import org.drools.compiler.lang.api.ConditionalBranchDescrBuilder;
import org.drools.compiler.lang.api.DescrBuilder;
import org.drools.compiler.lang.api.NamedConsequenceDescrBuilder;
import org.drools.compiler.lang.api.EvalDescrBuilder;
import org.drools.compiler.lang.descr.ConditionalBranchDescr;

public class ConditionalBranchDescrBuilderImpl<P extends DescrBuilder< ?, ? >>
        extends BaseDescrBuilderImpl<P, ConditionalBranchDescr>
        implements ConditionalBranchDescrBuilder<P> {

    protected ConditionalBranchDescrBuilderImpl(final P parent) {
        super(parent, new ConditionalBranchDescr());
    }

    public EvalDescrBuilder<ConditionalBranchDescrBuilder<P>> condition() {
        EvalDescrBuilder<ConditionalBranchDescrBuilder<P>> eval = new EvalDescrBuilderImpl<ConditionalBranchDescrBuilder<P>>( this );
        getDescr().setCondition( eval.getDescr() );
        return eval;
    }

    public NamedConsequenceDescrBuilder<ConditionalBranchDescrBuilder<P>> consequence() {
        NamedConsequenceDescrBuilder<ConditionalBranchDescrBuilder<P>> namedConsequence = new NamedConsequenceDescrBuilderImpl<ConditionalBranchDescrBuilder<P>>( this );
        getDescr().setConsequence( namedConsequence.getDescr() );
        return namedConsequence;
    }

    public ConditionalBranchDescrBuilder<P> otherwise() {
        ConditionalBranchDescrBuilder<P> elseBranch = new ConditionalBranchDescrBuilderImpl<P>( parent );
        getDescr().setElseBranch(elseBranch.getDescr());
        return elseBranch;
    }
}