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package kr.syeyoung.dungeonsguide.dungeon.roomfinder;
import com.google.common.collect.Sets;
import kr.syeyoung.dungeonsguide.dungeon.DungeonContext;
import kr.syeyoung.dungeonsguide.dungeon.MapProcessor;
import kr.syeyoung.dungeonsguide.dungeon.data.DungeonRoomInfo;
import kr.syeyoung.dungeonsguide.dungeon.doorfinder.DungeonDoor;
import kr.syeyoung.dungeonsguide.roomprocessor.ProcessorFactory;
import kr.syeyoung.dungeonsguide.roomprocessor.RoomProcessor;
import kr.syeyoung.dungeonsguide.roomprocessor.RoomProcessorGenerator;
import lombok.Getter;
import net.minecraft.block.Block;
import net.minecraft.util.BlockPos;
import javax.vecmath.Vector2d;
import java.awt.*;
import java.util.*;
import java.util.List;
@Getter
public class DungeonRoom {
private final List<Point> unitPoints;
private final short shape;
private final byte color;
private final BlockPos min;
private final BlockPos max;
private final Point minRoomPt;
private final DungeonContext context;
private final List<DungeonDoor> doors = new ArrayList<DungeonDoor>();
private DungeonRoomInfo dungeonRoomInfo;
private final int unitWidth; // X
private final int unitHeight; // Z
private RoomProcessor roomProcessor;
public DungeonRoom(List<Point> points, short shape, byte color, BlockPos min, BlockPos max, DungeonContext context) {
this.unitPoints = points;
this.shape = shape;
this.color = color;
this.min = min;
this.max = max;
this.context = context;
minRoomPt = new Point(Integer.MAX_VALUE, Integer.MAX_VALUE);
for (Point pt : unitPoints) {
if (pt.x < minRoomPt.x) minRoomPt.x = pt.x;
if (pt.y < minRoomPt.y) minRoomPt.y = pt.y;
}
unitWidth = (int) Math.ceil(max.getX() - min.getX() / 32.0);
unitHeight = (int) Math.ceil(max.getZ() - min.getZ() / 32.0);
buildDoors();
buildRoom();
updateRoomProcessor();
}
private static final Set<Vector2d> directions = Sets.newHashSet(new Vector2d(0,16), new Vector2d(0, -16), new Vector2d(16, 0), new Vector2d(-16 , 0));
private void buildDoors() {
Set<BlockPos> positions = new HashSet<BlockPos>();
for (Point p:unitPoints) {
BlockPos pos = context.getMapProcessor().roomPointToWorldPoint(p).add(16,0,16);
for (Vector2d vector2d : directions){
BlockPos doorLoc = pos.add(vector2d.x, 0, vector2d.y);
if (positions.contains(doorLoc)) positions.remove(doorLoc);
else positions.add(doorLoc);
}
}
for (BlockPos door : positions) {
doors.add(new DungeonDoor(context.getWorld(), door));
}
}
private RoomMatcher roomMatcher = null;
private void buildRoom() {
if (roomMatcher == null)
roomMatcher = new RoomMatcher(this);
DungeonRoomInfo dungeonRoomInfo = roomMatcher.match();
if (dungeonRoomInfo == null)
dungeonRoomInfo = roomMatcher.createNew();
this.dungeonRoomInfo = dungeonRoomInfo;
}
public void updateRoomProcessor() {
RoomProcessorGenerator roomProcessorGenerator = ProcessorFactory.getRoomProcessorGenerator(dungeonRoomInfo.getProcessorId());
if (roomProcessorGenerator == null) this.roomProcessor = null;
else this.roomProcessor = roomProcessorGenerator.createNew(this);
}
public Block getAbsoluteBlockAt(int x, int y, int z) {
// validate x y z's
BlockPos pos = new BlockPos(x,y,z);
if (canAccessAbsolute(pos)) {
return this.context.getWorld().getChunkFromBlockCoords(pos).getBlock(pos);
}
return null;
}
public Block getRelativeBlockAt(int x, int y, int z) {
// validate x y z's
if (canAccessRelative(x,z)) {
BlockPos pos = new BlockPos(x,y,z).add(min.getX(),min.getZ(),min.getZ());
return this.context.getWorld().getChunkFromBlockCoords(pos).getBlock(pos);
}
return null;
}
public int getRelativeBlockDataAt(int x, int y, int z) {
// validate x y z's
if (canAccessRelative(x,z)) {
BlockPos pos = new BlockPos(x,y,z).add(min.getX(),0,min.getZ());
return this.context.getWorld().getChunkFromBlockCoords(pos).getBlockMetadata(pos);
}
return -1;
}
public int getAbsoluteBlockDataAt(int x, int y, int z) {
// validate x y z's
BlockPos pos = new BlockPos(x,y,z);
if (canAccessAbsolute(pos)) {
return this.context.getWorld().getChunkFromBlockCoords(pos).getBlockMetadata(pos);
}
return -1;
}
public boolean canAccessAbsolute(BlockPos pos) {
MapProcessor mapProcessor = this.context.getMapProcessor();
Point roomPt = mapProcessor.worldPointToRoomPoint(pos);
roomPt.translate(-minRoomPt.x, -minRoomPt.y);
return (shape >>(roomPt.y *4 +roomPt.x) & 0x1) > 0;
}
public boolean canAccessRelative(int x, int z) {
return (shape >>((z/32) *4 +(x/32)) & 0x1) > 0;
}
}
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