PlayerParticles/src/main/java/dev/esophose/playerparticles/PlayerParticles.java

/*
 * TODO: v7.0
 * * Refactored and cleaned up code to remove static abuse
 * * Changed the plugin's package name
 * * Added an API, accessible through the dev.esophose.playerparticles.api.PlayerParticlesAPI class
 * + Add ability to create/manage fixed effects from the GUI
 * * Convert fixed effect ids into names
 * + Add command '/pp fixed teleport <id>' that requires the permission playerparticles.fixed.teleport
 * + Add named colors to the color data autocomplete
 * * Clean up duplicated command parsing
 * + Add effect/style name customization through config files
 * + Add effect/style settings folder that lets you disable effects/style and edit style properties
 * + Added PlaceholderAPI support for message strings
 * + Added setting to disable particles while in combat
 */

package dev.esophose.playerparticles;

import dev.esophose.playerparticles.gui.hook.PlayerChatHook;
import dev.esophose.playerparticles.manager.CommandManager;
import dev.esophose.playerparticles.manager.ConfigurationManager;
import dev.esophose.playerparticles.manager.ConfigurationManager.Setting;
import dev.esophose.playerparticles.manager.DataMigrationManager;
import dev.esophose.playerparticles.manager.LocaleManager;
import dev.esophose.playerparticles.manager.Manager;
import dev.esophose.playerparticles.manager.ParticleGroupPresetManager;
import dev.esophose.playerparticles.manager.ParticleManager;
import dev.esophose.playerparticles.manager.ParticleStyleManager;
import dev.esophose.playerparticles.manager.PermissionManager;
import dev.esophose.playerparticles.manager.PluginUpdateManager;
import dev.esophose.playerparticles.particles.PPlayerMovementListener;
import dev.esophose.playerparticles.util.Metrics;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
import org.bukkit.Bukkit;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;

/**
 * @author Esophose
 */
public class PlayerParticles extends JavaPlugin {

    /**
     * The running instance of PlayerParticles on the server
     */
    private static PlayerParticles INSTANCE;

    /*
     * The plugin managers
     */
    private Map<Class<?>, Manager> managers;

    /**
     * Executes essential tasks for starting up the plugin
     */
    @Override
    public void onEnable() {
        INSTANCE = this;

        this.managers = new HashMap<>();

        this.reload();

        PluginManager pm = Bukkit.getPluginManager();
        pm.registerEvents(new PPlayerMovementListener(), this);
        pm.registerEvents(new PlayerChatHook(), this);

        if (Setting.SEND_METRICS.getBoolean())
            new Metrics(this);
    }

    @Override
    public void onDisable() {
        this.managers.values().forEach(Manager::disable);
        this.managers.clear();
    }

    /**
     * Gets a manager instance
     *
     * @param managerClass The class of the manager instance to get
     * @param <T> The manager type
     * @return The manager instance or null if one does not exist
     */
    @SuppressWarnings("unchecked")
    public <T extends Manager> T getManager(Class<T> managerClass) {
        if (this.managers.containsKey(managerClass))
            return (T) this.managers.get(managerClass);

        try {
            T manager = managerClass.getConstructor(this.getClass()).newInstance(this);
            this.managers.put(managerClass, manager);
            manager.reload();
            return manager;
        } catch (ReflectiveOperationException ex) {
            ex.printStackTrace();
            return null;
        }
    }

    /**
     * Returns the file which contains this plugin
     * Exposes the JavaPlugin.getFile() method
     *
     * @return File containing this plugin
     */
    public File getJarFile() {
        return this.getFile();
    }
    
    /**
     * Reloads the plugin
     */
    public void reload() {
        this.managers.values().forEach(Manager::disable);
        this.managers.clear();

        this.getManager(CommandManager.class);
        this.getManager(ParticleStyleManager.class);
        this.getManager(ParticleGroupPresetManager.class);
        this.getManager(ConfigurationManager.class);
        this.getManager(DataMigrationManager.class);
        this.getManager(PluginUpdateManager.class);
        this.getManager(ParticleManager.class);
        this.getManager(LocaleManager.class);
        this.getManager(ConfigurationManager.class);
        this.getManager(PermissionManager.class);
        this.getManager(PluginUpdateManager.class);

        PlayerChatHook.setup();
    }

    /**
     * Gets the instance of the plugin running on the server
     * 
     * @return The PlayerParticles plugin instance
     */
    public static PlayerParticles getInstance() {
        return INSTANCE;
    }

}