package com.planet_ink.coffee_mud.Locales;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
import com.planet_ink.coffee_mud.core.collections.*;
import com.planet_ink.coffee_mud.Abilities.interfaces.*;
import com.planet_ink.coffee_mud.Areas.interfaces.*;
import com.planet_ink.coffee_mud.Behaviors.interfaces.*;
import com.planet_ink.coffee_mud.CharClasses.interfaces.*;
import com.planet_ink.coffee_mud.Commands.interfaces.*;
import com.planet_ink.coffee_mud.Common.interfaces.*;
import com.planet_ink.coffee_mud.Exits.interfaces.*;
import com.planet_ink.coffee_mud.Items.interfaces.*;
import com.planet_ink.coffee_mud.Libraries.interfaces.*;
import com.planet_ink.coffee_mud.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.*;
import com.planet_ink.coffee_mud.Races.interfaces.*;

import java.util.*;

/*
   Copyright 2016-2020 Bo Zimmerman

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

	   http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
public class Whirlpool extends StdGrid
{
	@Override
	public String ID()
	{
		return "Whirlpool";
	}

	public Whirlpool()
	{
		super();
		basePhyStats.setWeight(30);
		recoverPhyStats();
		climask=Places.CLIMASK_NORMAL;
	}

	@Override
	public int domainType()
	{
		return Room.DOMAIN_OUTDOORS_WATERSURFACE;
	}

	@Override
	public String getGridChildLocaleID()
	{
		return "WaterSurface";
	}

	protected boolean linkRoomOpen(final int[] curXY, final int dir)
	{
		if((subMap != null)
		&&(curXY[0] >=0)&&(curXY[0]<xsize)
		&&(curXY[1] >=0)&&(curXY[1]<ysize)
		&&(dir>=0))
		{
			final Room fromRoom = subMap[curXY[0]][curXY[1]];
			Room toRoom = null;
			final int[] testXY = Arrays.copyOf(curXY,curXY.length);
			switch(dir)
			{
			case Directions.NORTH:
				if(curXY[1]>0)
				{
					testXY[1]--;
					toRoom=subMap[testXY[0]][testXY[1]];
				}
				break;
			case Directions.SOUTH:
				if(curXY[1]<ysize-1)
				{
					testXY[1]++;
					toRoom=subMap[testXY[0]][testXY[1]];
				}
				break;
			case Directions.EAST:
				if(curXY[0]<xsize-1)
				{
					testXY[0]++;
					toRoom=subMap[testXY[0]][testXY[1]];
				}
				break;
			case Directions.WEST:
				if(curXY[0]>0)
				{
					testXY[0]--;
					toRoom=subMap[testXY[0]][testXY[1]];
				}
				break;
			}
			if(toRoom != null)
			{
				for(int d=0;d<Directions.NUM_DIRECTIONS();d++)
				{
					if(toRoom.getRawExit(d)!=null)
						return false;
				}
				final Behavior currents=CMClass.getBehavior("WaterCurrents");
				if(currents != null)
				{
					currents.setParms("minticks=1 maxticks=2 chance=75 "+CMLib.directions().getDirectionName(dir));
					currents.setSavable(true);
					fromRoom.addBehavior(currents);
					fromRoom.setDescription(fromRoom.description() +L("%0D^HThe swirling waters are pulling you "+CMLib.directions().getDirectionName(dir)+".^?"));
				}
				curXY[0]=testXY[0];
				curXY[1]=testXY[1];
				final Exit o=CMClass.getExit("Open");
				this.linkRoom(fromRoom, toRoom, dir, o, o);
				return true;
			}
		}
		return false;
	}

	protected void buildWhirl()
	{
		final int[] curXY=new int[]{xsize-1,0};
		final int dirs[]=new int[]{Directions.WEST,Directions.SOUTH,Directions.EAST,Directions.NORTH};
		int num=xsize-1;
		Room lastRoom=null;
		while(num>0)
		{
			for(final int dir : dirs)
			{
				for(int i=0;i<num;i++)
				{
					if(!linkRoomOpen(curXY,dir))
					{
						num--;
						break;
					}
					else
					{
						lastRoom=subMap[curXY[0]][curXY[1]];
					}
				}
			}
		}
		final int dir = Directions.DOWN;
		while(lastRoom != null)
		{
			lastRoom.giveASky(0);
			final Room downRoom = lastRoom.getRoomInDir(dir);
			if(downRoom != null)
			{
				final Behavior currents=CMClass.getBehavior("WaterCurrents");
				if(currents != null)
				{
					currents.setParms("minticks=1 maxticks=2 chance=75 BOATS "+CMLib.directions().getDirectionName(dir));
					currents.setSavable(true);
					lastRoom.addBehavior(currents);
					lastRoom.setDescription(lastRoom.description() +L("%0D^HThe swirling waters are pulling you "+CMLib.directions().getDirectionName(dir)+".^?"));
				}
			}
			lastRoom=downRoom;
		}
	}

	@Override
	protected void buildFinalLinks()
	{
		// ignore what the base class does..
		if(subMap!=null)
		{
			final Room theEntryRoom = subMap[xsize-1][0];
			for(int dir=0;dir<Directions.NUM_DIRECTIONS();dir++)
			{
				final Exit ox=CMClass.getExit("Open");
				for(int d=Directions.NUM_DIRECTIONS()-1;d>=0;d--)
				{
					if(d==Directions.GATE)
						continue;
					final Room dirRoom=rawDoors()[d];
					Exit dirExit=getRawExit(d);
					if((dirExit==null)||(dirExit.hasADoor()))
						dirExit=ox;
					if(dirRoom!=null)
					{
						Exit altExit=dirRoom.getRawExit(Directions.getOpDirectionCode(d));
						if(altExit==null)
							altExit=ox;
						switch(d)
						{
						case Directions.NORTH:
						case Directions.SOUTH:
						case Directions.NORTHEAST:
						case Directions.NORTHWEST:
						case Directions.SOUTHEAST:
						case Directions.SOUTHWEST:
						case Directions.EAST:
						case Directions.WEST:
							linkRoom(theEntryRoom,dirRoom,d,dirExit,altExit);
							break;
						}
					}
				}
			}
		}
	}

	@Override
	public void buildGrid()
	{
		clearGrid(null);
		try
		{
			subMap=new Room[xsize][ysize];
			for(int x=0;x<subMap.length;x++)
			{
				for(int y=0;y<subMap[x].length;y++)
				{
					final Room newRoom=getGridRoom(x,y);
					if(newRoom!=null)
					{
						subMap[x][y]=newRoom;
					}
				}
			}

			buildWhirl();
			buildFinalLinks();
		}
		catch(final Exception e)
		{
			clearGrid(null);
		}
	}
}
