Plex-FAWE/worldedit-core/src/main/java/com/sk89q/worldedit/command/util/PermissionCondition.java

/*
 * 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.util;

import com.sk89q.worldedit.extension.platform.Actor;
import org.enginehub.piston.Command;
import org.enginehub.piston.inject.InjectedValueAccess;
import org.enginehub.piston.inject.Key;

import java.util.Set;

public class PermissionCondition implements Command.Condition {

    private static final Key<Actor> ACTOR_KEY = Key.of(Actor.class);

    private final Set<String> permissions;
    private final boolean queued;

    public PermissionCondition(Set<String> permissions) {
        this(permissions, true);
    }

    public PermissionCondition(Set<String> permissions, boolean queued) {
        this.permissions = permissions;
        this.queued = queued;
    }

    public Set<String> getPermissions() {
        return permissions;
    }

    @Override
    public boolean satisfied(InjectedValueAccess context) {
        return permissions.isEmpty()
            || context.injectedValue(ACTOR_KEY)
            .map(actor -> permissions.stream().anyMatch(actor::hasPermission))
            .orElse(false);
    }

    public boolean isQueued() {
        return queued;
    }
}