package com.tesora.dve.sql.transform.strategy;

/*
 * #%L
 * Tesora Inc.
 * Database Virtualization Engine
 * %%
 * Copyright (C) 2011 - 2014 Tesora Inc.
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

import com.tesora.dve.sql.schema.SchemaContext;
import com.tesora.dve.sql.transform.behaviors.BehaviorConfiguration;
import com.tesora.dve.sql.util.ListSet;

public class PlannerContext {

	private final FixedPlannerContext fixed;
	private boolean requiresCosting = false;
	private boolean usesAggSite = false;
	private final ListSet<FeaturePlannerIdentifier> applied;
	
	public PlannerContext(SchemaContext sc, BehaviorConfiguration config) {
		this.fixed = new FixedPlannerContext(sc, config);
		this.applied = new ListSet<FeaturePlannerIdentifier>();
	}

	public PlannerContext(PlannerContext other) {
		this.fixed = other.fixed;
		this.requiresCosting = other.requiresCosting;
		this.usesAggSite = other.usesAggSite;
		this.applied = new ListSet<FeaturePlannerIdentifier>(other.applied);
	}

	public SchemaContext getContext() {
		return fixed.getContext();
	}
	
	public PlannerContext withCosting() {
		PlannerContext out = new PlannerContext(this);
		out.requiresCosting = true;
		return out;
	}
		
	public PlannerContext withAggSite() {
		PlannerContext out = new PlannerContext(this);
		out.usesAggSite = true;
		return out;
	}
	
	public PlannerContext withTransform(FeaturePlannerIdentifier id) {
		PlannerContext out = new PlannerContext(this);
		out.applied.add(id);
		return out;
	}
	
	public boolean isCosting() {
		return requiresCosting;
	}
	
	public boolean isAggSite() {
		return usesAggSite;
	}

	public ListSet<FeaturePlannerIdentifier> getApplied() {
		return applied;
	}

	public TempGroupManager getTempGroupManager() {
		return fixed.getTempGroupManager();
	}
	
	public TempTableSanity getTempTableSanity() {
		return fixed.getTempTableSanity();
	}
	
	public BehaviorConfiguration getBehaviorConfiguration() {
		return fixed.getBehaviorConfiguration();
	}
}