/*
 * Copyright (c) 2006-2015 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.dmdirc.addons.activewindow;

import com.dmdirc.FrameContainer;
import com.dmdirc.addons.ui_swing.interfaces.ActiveFrameManager;
import com.dmdirc.commandparser.BaseCommandInfo;
import com.dmdirc.commandparser.CommandArguments;
import com.dmdirc.commandparser.CommandInfo;
import com.dmdirc.commandparser.CommandType;
import com.dmdirc.commandparser.commands.Command;
import com.dmdirc.commandparser.commands.IntelligentCommand;
import com.dmdirc.commandparser.commands.context.CommandContext;
import com.dmdirc.interfaces.CommandController;
import com.dmdirc.ui.input.AdditionalTabTargets;
import com.dmdirc.ui.input.TabCompleterUtils;

import javax.annotation.Nonnull;
import javax.inject.Inject;

/**
 * Executes another command as if it were executed in the active window.
 */
public class ActiveCommand extends Command implements IntelligentCommand {

    /** A command info object for this command. */
    public static final CommandInfo INFO = new BaseCommandInfo("active",
            "active <command> - executes the command as though it had been "
            + "executed in the active window", CommandType.TYPE_GLOBAL);
    /** Active frame manager. */
    private final ActiveFrameManager activeFrameManager;
    /** Tab-completer utilities. */
    private final TabCompleterUtils tabUtils;

    /**
     * Creates a new active command.
     *
     * @param controller          The controller to use for command information.
     * @param activeFrameManager The active window manager
     */
    @Inject
    public ActiveCommand(
            final CommandController controller,
            final ActiveFrameManager activeFrameManager,
            final TabCompleterUtils tabUtils) {
        super(controller);

        this.activeFrameManager = activeFrameManager;
        this.tabUtils = tabUtils;
    }

    @Override
    public void execute(@Nonnull final FrameContainer origin,
            final CommandArguments args, final CommandContext context) {
        activeFrameManager.getActiveFrame().ifPresent(f -> f.getContainer().getCommandParser()
                .parseCommand(f.getContainer(), args.getArgumentsAsString()));
    }

    @Override
    public AdditionalTabTargets getSuggestions(final int arg,
            final IntelligentCommandContext context) {
        return tabUtils.getIntelligentResults(arg, context, 0);
    }

}
