package com.bgsoftware.wildchests.listeners;

import com.bgsoftware.wildchests.WildChestsPlugin;
import com.bgsoftware.wildchests.objects.chests.WChest;
import org.bukkit.Chunk;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.scheduler.BukkitRunnable;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.world.ChunkLoadEvent;
import org.bukkit.event.world.ChunkUnloadEvent;

public final class ChunksListener implements Listener {

    private final WildChestsPlugin plugin;

    public ChunksListener(WildChestsPlugin plugin){
        this.plugin = plugin;
    }

    @EventHandler(priority = EventPriority.LOWEST)
    public void onChunkLoad(ChunkLoadEvent e){
        handleChunkLoad(plugin, e.getChunk());
    }

    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
    public void onChunkUnload(ChunkUnloadEvent e){
        plugin.getDataHandler().saveDatabase(e.getChunk(), true);
    }

    public static void handleChunkLoad(WildChestsPlugin plugin, Chunk chunk){
        new BukkitRunnable() {
            @Override
            public void run() {
                plugin.getChestsManager().loadChestsForChunk(chunk);

                plugin.getChestsManager().getChests(chunk).forEach(chest -> {
                    Location location = chest.getLocation();
                    Material blockType = location.getBlock().getType();
                    if(blockType != Material.CHEST){
                        WildChestsPlugin.log("Loading chunk " + chunk.getX() + ", " + chunk.getX() + " but found a chest not " +
                                "associated with a chest block but " + blockType + " at " + location.getWorld().getName() + ", " +
                                location.getBlockX() + ", " + location.getBlockY() + ", " + location.getBlockZ());
                        chest.remove();
                    }
                    else{
                        ((WChest) chest).onChunkLoad();
                    }
                });
            }
        }.runTaskLater(plugin, 5l);
    }

}