package blockCache;
import java.util.ArrayList;
import java.util.HashMap;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;
import org.bukkit.scheduler.BukkitRunnable;
import me.PCPSells.PWE.PWEMain;
import me.PCPSells.PWE.apis.ColorAPI;
import me.PCPSells.PWE.apis.FileAPI;
public class UndoBlockCache {
	Player p;
	public HashMap<Player, HashMap<Integer, ArrayList<Block>>> undoBlockCache;
	public HashMap<Player, HashMap<Integer, ArrayList<Material>>> undoBlockMatCache;
	public HashMap<Player, ArrayList<Block>> undoBlocksTask;
	public HashMap<Player, Integer> undoID;
	public UndoBlockCache(Player player) {
	   p = player;
	   undoBlockCache = PWEMain.getCore().undoBlockCache;
	   undoBlockMatCache = PWEMain.getCore().undoBlockMatCache;
	   undoBlocksTask = PWEMain.getCore().undoBlocksTask;
	   undoID = PWEMain.getCore().undoID;
	}
	public void addBlocks(ArrayList<Block> b) {
		HashMap<Integer, ArrayList<Block>> blocks = new HashMap<>();
		ArrayList<Material> matList = new ArrayList<Material>();
		HashMap<Integer, ArrayList<Material>> mats = new HashMap<>();
		if (undoBlockCache.containsKey(p)) {
			if (undoBlockCache.get(p).get(getID()) == null || undoBlockCache.get(p).get(getID()).isEmpty()) {
				blocks.put(getID(), b);
				for (Block block : blocks.get(getID())) {
					matList.add(block.getType());
				}
				mats.put(getID(), matList);
			} else {
				blocks.put(getNewID(), b);
				for (Block block : blocks.get(getID())) {
					matList.add(block.getType());
				}
				mats.put(getID(), matList);
			}
			undoBlockMatCache.put(p, mats);
			undoBlockCache.put(p, blocks);
        } else {
        	blocks.put(getID(), b);
        	for (Block block : blocks.get(getID())) {
				matList.add(block.getType());
			}
			mats.put(getID(), matList);
			undoBlockMatCache.put(p, mats);
			undoBlockCache.put(p, blocks);
        }
	}
	public Integer getNewID() {
		undoID.put(p, getID() + 1);
		return undoID.get(p);
	}
	public HashMap<Player, HashMap<Integer, ArrayList<Block>>> getBlocks() {
		return undoBlockCache;
	}
	public Integer setOldID() {
		undoID.put(p, getID() - 1);
		return undoID.get(p);
	}
	public Integer getID() {
		return undoID.get(p);
	}
	public void undoSet() {
		if (!undoBlockCache.containsKey(p)) {
			p.sendMessage("key is missing.");
			FileAPI.sendPlayerPrefixFilteredMessage(p, "messages.Nothing-To-Undo");
			return;
		}
		if (undoBlocksTask.containsKey(p)) {
			p.sendMessage(ColorAPI.color(FileAPI.getString("messages.Undo-Is-Already-Running").replace("%prefix%", ColorAPI.color(FileAPI.getConfigConfiguration().getString("messages.Prefix"))).replace("%amount%", "" + undoBlocksTask.get(p).size())));
			return;
		}
		ArrayList<Block> blocks = undoBlockCache.get(p).get(getID());
		if (blocks == null || blocks.size() == 0) {
			p.sendMessage("Blocks is null.");
			FileAPI.sendPlayerPrefixFilteredMessage(p, "messages.Nothing-To-Undo");
			return;
		}
		if (PWEMain.getCore().redoID.get(p) == null) {
			PWEMain.getCore().initilizePlayersRedoID(p);
		}
		new RedoBlockCache(p).addBlocks(blocks);
		undoBlocksTask.put(p, blocks);
		runTimer();
		FileAPI.sendPlayerPrefixFilteredMessage(p, "messages.Undo-Is-Now-Running");
		p.sendMessage("ID - " + getID());
	}
	public void runTimer() {
		new BukkitRunnable() {
			@Override
			public void run() {
				try {
					if (undoBlocksTask.get(p).isEmpty()) {
						undoBlocksTask.remove(p);
						setOldID();
						p.sendMessage("New ID - " + getID());
						FileAPI.sendPlayerPrefixFilteredMessage(p, "messages.Undo-Complete");
						cancel();
						return;
					}
					Block b = undoBlocksTask.get(p).get(0);
					b.getLocation().getBlock().setType(undoBlockMatCache.get(p).get(getID()).get(0));
					undoBlockMatCache.get(p).get(getID()).remove(0);
					undoBlocksTask.get(p).remove(0);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		}.runTaskTimer(PWEMain.getCore(), 0, 1);
	}
}