/*
 * This file is part of spark.
 *
 *  Copyright (c) lucko (Luck) <luck@lucko.me>
 *  Copyright (c) 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 <http://www.gnu.org/licenses/>.
 */

package me.lucko.spark.velocity;

import com.google.inject.Inject;
import com.velocitypowered.api.command.SimpleCommand;
import com.velocitypowered.api.event.PostOrder;
import com.velocitypowered.api.event.Subscribe;
import com.velocitypowered.api.event.lifecycle.ProxyInitializeEvent;
import com.velocitypowered.api.event.lifecycle.ProxyShutdownEvent;
import com.velocitypowered.api.plugin.Plugin;
import com.velocitypowered.api.plugin.annotation.DataDirectory;
import com.velocitypowered.api.proxy.ProxyServer;

import me.lucko.spark.common.SparkPlatform;
import me.lucko.spark.common.SparkPlugin;
import me.lucko.spark.common.platform.PlatformInfo;
import me.lucko.spark.common.util.ClassSourceLookup;

import java.nio.file.Path;
import java.util.List;
import java.util.stream.Stream;

@Plugin(
        id = "spark",
        name = "spark",
        version = "@version@",
        description = "@desc@",
        authors = {"Luck"}
)
public class Velocity4SparkPlugin implements SparkPlugin, SimpleCommand {

    private final ProxyServer proxy;
    private final Path configDirectory;

    private SparkPlatform platform;

    @Inject
    public Velocity4SparkPlugin(ProxyServer proxy, @DataDirectory Path configDirectory) {
        this.proxy = proxy;
        this.configDirectory = configDirectory;
    }

    @Subscribe(order = PostOrder.FIRST)
    public void onEnable(ProxyInitializeEvent e) {
        this.platform = new SparkPlatform(this);
        this.platform.enable();
        this.proxy.commandManager().register("sparkv", this, "sparkvelocity");
    }

    @Subscribe(order = PostOrder.LAST)
    public void onDisable(ProxyShutdownEvent e) {
        this.platform.disable();
    }

    @Override
    public void execute(Invocation inv) {
        this.platform.executeCommand(new Velocity4CommandSender(inv.source()), inv.arguments());
    }

    @Override
    public List<String> suggest(Invocation inv) {
        return this.platform.tabCompleteCommand(new Velocity4CommandSender(inv.source()), inv.arguments());
    }

    @Override
    public String getVersion() {
        return Velocity4SparkPlugin.class.getAnnotation(Plugin.class).version();
    }

    @Override
    public Path getPluginDirectory() {
        return this.configDirectory;
    }

    @Override
    public String getCommandName() {
        return "sparkv";
    }

    @Override
    public Stream<Velocity4CommandSender> getCommandSenders() {
        return Stream.concat(
                this.proxy.connectedPlayers().stream(),
                Stream.of(this.proxy.consoleCommandSource())
        ).map(Velocity4CommandSender::new);
    }

    @Override
    public void executeAsync(Runnable task) {
        this.proxy.scheduler().buildTask(this, task).schedule();
    }

    @Override
    public ClassSourceLookup createClassSourceLookup() {
        return new Velocity4ClassSourceLookup(this.proxy.pluginManager());
    }

    @Override
    public PlatformInfo getPlatformInfo() {
        return new Velocity4PlatformInfo(this.proxy);
    }
}