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/*
 * This file is part of Codion.
 *
 * Codion is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Codion 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Codion.  If not, see .
 *
 * Copyright (c) 2022 - 2024, Björn Darri Sigurðsson.
 */
package is.codion.framework.model;

import is.codion.common.state.State;

import java.util.Collection;
import java.util.Map;

import static java.util.Objects.requireNonNull;

/**
 * A default {@link DetailModelLink} implementation which does nothing.
 * Override one or more methods that define the detail model behaviour.
 * @param  the {@link EntityModel} type
 * @param  the {@link EntityEditModel} type
 * @param  the {@link EntityTableModel} type
 * @see #onSelection(Collection)
 * @see #onInsert(Collection)
 * @see #onUpdate(Map)
 * @see #onDelete(Collection)
 */
public class DefaultDetailModelLink, E extends AbstractEntityEditModel,
				T extends EntityTableModel> implements DetailModelLink {

	private final M detailModel;
	private final State active = State.state();

	/**
	 * Instantiates a {@link DefaultDetailModelLink} for the given detail model
	 * @param detailModel the detail model to link
	 */
	public DefaultDetailModelLink(M detailModel) {
		this.detailModel = requireNonNull(detailModel, "detailModel");
		if (detailModel.containsTableModel()) {
			detailModel.tableModel().queryModel().conditionRequired().set(true);
		}
	}

	@Override
	public final M detailModel() {
		return detailModel;
	}

	@Override
	public final State active() {
		return active;
	}
}