DMDirc-Client/src/main/java/com/dmdirc/commandparser/commands/global/AllServers.java

/*
 * Copyright (c) 2006-2017 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.commandparser.commands.global;

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.BaseCommand;
import com.dmdirc.commandparser.commands.IntelligentCommand;
import com.dmdirc.commandparser.commands.context.CommandContext;
import com.dmdirc.interfaces.CommandController;
import com.dmdirc.interfaces.Connection;
import com.dmdirc.interfaces.ConnectionManager;
import com.dmdirc.interfaces.InputModel;
import com.dmdirc.interfaces.WindowModel;
import com.dmdirc.ui.input.AdditionalTabTargets;
import com.dmdirc.ui.input.TabCompleterUtils;

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

/**
 * The AllServers command allows users to issue commands to all servers.
 */
public class AllServers extends BaseCommand implements IntelligentCommand {

    /** A command info object for this command. */
    public static final CommandInfo INFO = new BaseCommandInfo("allservers",
            "allservers <command> - executes the command as though it had"
            + " been entered on all servers", CommandType.TYPE_GLOBAL);
    /** Server manager to use to iterate servers. */
    private final ConnectionManager connectionManager;
    /** Tab-completer utilities. */
    private final TabCompleterUtils tabCompleterUtils;

    /**
     * Creates a new instance of the {@link AllServers} command.
     *
     * @param controller    The controller that owns this command.
     * @param connectionManager The server manager to use to iterate servers.
     */
    @Inject
    public AllServers(final CommandController controller,
            final ConnectionManager connectionManager,
            final TabCompleterUtils tabCompleterUtils) {
        super(controller);
        this.connectionManager = connectionManager;
        this.tabCompleterUtils = tabCompleterUtils;
    }

    @Override
    public void execute(@Nonnull final WindowModel origin,
            final CommandArguments args, final CommandContext context) {
        final String command = args.getArgumentsAsString();

        for (Connection target : connectionManager.getConnections()) {
            target.getWindowModel().getInputModel().map(InputModel::getCommandParser)
                    .ifPresent(cp -> cp.parseCommand(target.getWindowModel(), command));
        }
    }

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

}