/*
 * WorldEdit, a Minecraft world manipulation toolkit
 * Copyright (C) sk89q <http://www.sk89q.com>
 * Copyright (C) WorldEdit team and contributors
 *
 * This program 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.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package com.sk89q.worldedit.command.tool.brush;

import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.LocalSession;
import com.sk89q.worldedit.MaxChangedBlocksException;
import com.sk89q.worldedit.function.Contextual;
import com.sk89q.worldedit.function.EditContext;
import com.sk89q.worldedit.function.operation.Operation;
import com.sk89q.worldedit.function.operation.Operations;
import com.sk89q.worldedit.function.pattern.Pattern;
import com.sk89q.worldedit.math.BlockVector3;
import com.sk89q.worldedit.regions.factory.RegionFactory;

public class OperationFactoryBrush implements Brush {

    private final Contextual<? extends Operation> operationFactory;
    private final RegionFactory regionFactory;
    private final LocalSession session;

    public OperationFactoryBrush(Contextual<? extends Operation> operationFactory, RegionFactory regionFactory) {
        this(operationFactory, regionFactory, null);
    }

    public OperationFactoryBrush(
            Contextual<? extends Operation> operationFactory,
            RegionFactory regionFactory,
            LocalSession session
    ) {
        this.operationFactory = operationFactory;
        this.regionFactory = regionFactory;
        this.session = session;
    }

    @Override
    public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws
            MaxChangedBlocksException {
        EditContext context = new EditContext();
        context.setDestination(editSession);
        context.setRegion(regionFactory.createCenteredAt(position, size));
        context.setFill(pattern);
        context.setSession(session);
        Operation operation = operationFactory.createFromContext(context);
        Operations.completeLegacy(operation);
    }

}
