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/*
 * Copyright 2015 Blazebit.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      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 com.blazebit.persistence.impl;

import com.blazebit.persistence.OngoingFinalSetOperationSubqueryBuilder;
import com.blazebit.persistence.OngoingSetOperationSubqueryBuilder;
import com.blazebit.persistence.StartOngoingSetOperationSubqueryBuilder;
import com.blazebit.persistence.impl.expression.ExpressionFactory;
import com.blazebit.persistence.spi.SetOperationType;

/**
 *
 * @param  The query result type
 * @author Christian Beikov
 * @since 1.1.0
 */
public class OngoingSetOperationSubqueryBuilderImpl extends BaseSubqueryBuilderImpl, OngoingSetOperationSubqueryBuilder, StartOngoingSetOperationSubqueryBuilder>> implements StartOngoingSetOperationSubqueryBuilder {
	
    private final Z endSetResult;
    
    public OngoingSetOperationSubqueryBuilderImpl(MainQuery mainQuery, AliasManager aliasManager, JoinManager parentJoinManager, ExpressionFactory expressionFactory, T result, SubqueryBuilderListener listener, OngoingFinalSetOperationSubqueryBuilderImpl finalSetOperationBuilder, Z endSetResult) {
        super(mainQuery, aliasManager, parentJoinManager, expressionFactory, result, listener, finalSetOperationBuilder);
        this.endSetResult = endSetResult;
    }

    @Override
    public Z endSet() {
        subListener.verifySubqueryBuilderEnded();
        listener.onBuilderEnded(this);
        return endSetResult;
    }

    @Override
    @SuppressWarnings({ "unchecked", "rawtypes" })
    public OngoingFinalSetOperationSubqueryBuilder endSetWith() {
        subListener.verifySubqueryBuilderEnded();
        listener.onBuilderEnded(this);
        return (OngoingFinalSetOperationSubqueryBuilder) (OngoingFinalSetOperationSubqueryBuilder) finalSetOperationBuilder;
    }

    @Override
    protected BaseFinalSetOperationSubqueryBuilderImpl createFinalSetOperationBuilder(SetOperationType operator, boolean nested) {
        return createFinalSetOperationBuilder(operator, nested, true);
    }

    @Override
    protected OngoingSetOperationSubqueryBuilderImpl createSetOperand(BaseFinalSetOperationSubqueryBuilderImpl finalSetOperationBuilder) {
        subListener.verifySubqueryBuilderEnded();
        listener.onBuilderEnded(this);
        return createOngoing(finalSetOperationBuilder, endSetResult);
    }

    @Override
    protected StartOngoingSetOperationSubqueryBuilder> createSubquerySetOperand(BaseFinalSetOperationSubqueryBuilderImpl finalSetOperationBuilder, BaseFinalSetOperationSubqueryBuilderImpl resultFinalSetOperationBuilder) {
        subListener.verifySubqueryBuilderEnded();
        listener.onBuilderEnded(this);
        OngoingSetOperationSubqueryBuilder resultCb = createOngoing(resultFinalSetOperationBuilder, endSetResult);
        return createOngoing(finalSetOperationBuilder, resultCb);
    }

}