LimboManager/src/main/java/wtf/beatrice/limbomanager/LimboManager.java

package wtf.beatrice.limbomanager;

import org.bukkit.Bukkit;
import org.bukkit.configuration.InvalidConfigurationException;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;
import wtf.beatrice.limbomanager.commands.Spawn;
import wtf.beatrice.limbomanager.listeners.CommandCanceller;
import wtf.beatrice.limbomanager.listeners.PlayerChecker;
import wtf.beatrice.limbomanager.listeners.PlayerTeleporter;
import wtf.beatrice.limbomanager.listeners.RiskyBlocksHandler;
import wtf.beatrice.limbomanager.objects.LocationCheckRunnable;
import wtf.beatrice.limbomanager.utils.FileUtils;

import java.io.File;
import java.io.IOException;

public class LimboManager extends JavaPlugin {

    private PluginManager pluginManager;
    private static String schematicsFolderPath;
    private static LimboManager instance;

    @Override
    public void onEnable()
    {
        instance = this;
        pluginManager = Bukkit.getServer().getPluginManager();

        // register commands
        getCommand("spawn").setExecutor(new Spawn());

        // register listeners
        pluginManager.registerEvents(new PlayerChecker(), this);
        pluginManager.registerEvents(new PlayerTeleporter(), this);
        pluginManager.registerEvents(new CommandCanceller(), this);
        pluginManager.registerEvents(new RiskyBlocksHandler(), this);

        // no need to check if folder exists, it will just skip creation.
        getDataFolder().mkdirs();
        schematicsFolderPath = getDataFolder().getAbsolutePath() + File.separator + "schematics";
        getSchematicsFolder().mkdirs();
        String configPath = getDataFolder().getAbsolutePath() + File.separator + "config.yml";
        File config = new File(configPath);
        FileUtils.copyFileFromSrc(config);
        YamlConfiguration configuration = new YamlConfiguration();
        try {
            configuration.load(config);
            Cache.setConfiguration(configuration);
        } catch (IOException | InvalidConfigurationException e) {
            throw new RuntimeException(e);
        }

        // cache some config variables
        Cache.islandWalkingRange = configuration.getInt("sizing.allowed-range");
        Cache.islandsDistance = configuration.getInt("sizing.island-distance");

        // start location check runnable
        Cache.locationCheckRunnable = new LocationCheckRunnable();
        Cache.locationCheckRunnable.task = Bukkit.getScheduler().runTaskTimerAsynchronously(this, Cache.locationCheckRunnable, 10L, 5L);

    }


    @Override
    public void onDisable()
    {

        // cancel running tasks

        if(Cache.locationCheckRunnable != null && Cache.locationCheckRunnable.task != null)
        {
            Bukkit.getScheduler().cancelTask(Cache.locationCheckRunnable.task.getTaskId());
        }
    }

    public static LimboManager getInstance()
    {
        return instance;
    }

    public static File getSchematicsFolder() {
        return new File(schematicsFolderPath);
    }
}