ai-fix: sleep renderer fix, bed occupy fix, restore debug F6, restore AI files from main

src/main/java/me/sashegdev/fabled_hearts/Main.java

@@ -5,11 +5,13 @@ import me.sashegdev.fabled_hearts.dialog.DialogLoader;
 import me.sashegdev.fabled_hearts.dialog.DialogManager;
 import me.sashegdev.fabled_hearts.entity.ellie.EllieEntity;
 import me.sashegdev.fabled_hearts.entity.ellie.EllieRenderer;
+import me.sashegdev.fabled_hearts.client.DebugClientHandler;
 import me.sashegdev.fabled_hearts.network.ModNetworking;
 import me.sashegdev.fabled_hearts.registry.ModEntities;
 import me.sashegdev.fabled_hearts.registry.ModItems;
 import net.minecraftforge.api.distmarker.Dist;
 import net.minecraftforge.client.event.EntityRenderersEvent;
+import net.minecraftforge.client.event.RegisterKeyMappingsEvent;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.event.AddReloadListenerEvent;
 import net.minecraftforge.event.entity.EntityAttributeCreationEvent;
@@ -62,6 +64,16 @@ public class Main {
         public static void registerRenderers(EntityRenderersEvent.RegisterRenderers event) {
             event.registerEntityRenderer(ModEntities.ELLIE.get(), EllieRenderer::new);
         }
+
+        @SubscribeEvent
+        public static void registerKeyMappings(RegisterKeyMappingsEvent event) {
+            DebugClientHandler.registerKeyMapping(event);
+        }
+
+        @SubscribeEvent
+        public static void onClientSetup(net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent event) {
+            DebugClientHandler.init();
+        }
     }
 
     public static class ForgeHandler {

src/main/java/me/sashegdev/fabled_hearts/ai/EllieDoorInteractGoal.java

@@ -0,0 +1,224 @@
+package me.sashegdev.fabled_hearts.ai;
+
+import me.sashegdev.fabled_hearts.entity.ellie.EllieEntity;
+import net.minecraft.core.BlockPos;
+import net.minecraft.core.Direction;
+import net.minecraft.world.entity.ai.goal.Goal;
+import net.minecraft.world.level.block.DoorBlock;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.block.state.properties.DoorHingeSide;
+import net.minecraft.world.level.pathfinder.Node;
+import net.minecraft.world.level.pathfinder.Path;
+import net.minecraft.world.phys.Vec3;
+
+import java.util.EnumSet;
+
+public class EllieDoorInteractGoal extends Goal {
+    private static final int CLOSE_DELAY = 25;
+    private static final double CLOSE_DIST_SQ = 2.0 * 2.0;
+    private static final int STUCK_TICK_LIMIT = 40;
+
+    private final EllieEntity ellie;
+    private BlockPos doorPos;
+    private BlockPos pairedDoorPos;
+    private boolean hasPassed;
+    private int closeTimer;
+    private Vec3 doorStuckPos;
+    private int doorStuckTicks;
+    private boolean lastNudgeWasCw;
+
+    public EllieDoorInteractGoal(EllieEntity ellie) {
+        this.ellie = ellie;
+        this.setFlags(EnumSet.noneOf(Flag.class));
+    }
+
+    @Override
+    public boolean canUse() {
+        if (ellie.tickCount < 20) return false;
+        return !ellie.isSleeping();
+    }
+
+    @Override
+    public boolean requiresUpdateEveryTick() {
+        return true;
+    }
+
+    @Override
+    public void tick() {
+        if (doorPos != null) {
+            BlockState state = ellie.level().getBlockState(doorPos);
+            if (!(state.getBlock() instanceof DoorBlock)) {
+                clear();
+                return;
+            }
+
+            if (!hasPassed) {
+                double distSq = ellie.distanceToSqr(Vec3.atCenterOf(doorPos));
+                if (distSq > CLOSE_DIST_SQ) {
+                    hasPassed = true;
+                    closeTimer = CLOSE_DELAY;
+                } else {
+                    checkDoorStuck();
+                }
+            } else if (--closeTimer <= 0) {
+                closeDoor(doorPos);
+                if (pairedDoorPos != null) {
+                    closeDoor(pairedDoorPos);
+                }
+                clear();
+            }
+            return;
+        }
+
+        BlockPos door = findDoor();
+        if (door != null) {
+            BlockState state = ellie.level().getBlockState(door);
+            openDoor(door, state);
+
+            doorPos = door;
+            pairedDoorPos = findPairedDoor(door, state);
+            if (pairedDoorPos != null) {
+                BlockState pairedState = ellie.level().getBlockState(pairedDoorPos);
+                if (pairedState.getBlock() instanceof DoorBlock) {
+                    if (!pairedState.getValue(DoorBlock.OPEN)) {
+                        openDoor(pairedDoorPos, pairedState);
+                    }
+                }
+            }
+
+            hasPassed = false;
+            closeTimer = 0;
+            doorStuckPos = null;
+            doorStuckTicks = 0;
+        }
+    }
+
+    private void checkDoorStuck() {
+        Vec3 current = ellie.position();
+        if (doorStuckPos != null && current.distanceToSqr(doorStuckPos) < 0.005) {
+            doorStuckTicks++;
+            if (doorStuckTicks > STUCK_TICK_LIMIT) {
+                nudgeFromDoor();
+                doorStuckTicks = 0;
+            }
+        } else {
+            doorStuckTicks = 0;
+        }
+        doorStuckPos = current;
+    }
+
+    private void nudgeFromDoor() {
+        BlockState state = ellie.level().getBlockState(doorPos);
+        if (!(state.getBlock() instanceof DoorBlock)) return;
+
+        Direction facing = state.getValue(DoorBlock.FACING);
+        Direction nudgeDir = lastNudgeWasCw ? facing.getCounterClockWise() : facing.getClockWise();
+        lastNudgeWasCw = !lastNudgeWasCw;
+
+        double nx = nudgeDir.getStepX() * 0.125;
+        double nz = nudgeDir.getStepZ() * 0.125;
+        ellie.setPos(ellie.getX() + nx, ellie.getY(), ellie.getZ() + nz);
+
+        Vec3 ahead = Vec3.atBottomCenterOf(doorPos.relative(facing));
+        ellie.getNavigation().moveTo(ahead.x, ahead.y, ahead.z, 0.6);
+    }
+
+    private void openDoor(BlockPos pos, BlockState state) {
+        if (state.getBlock() instanceof DoorBlock door && !state.getValue(DoorBlock.OPEN)) {
+            door.setOpen(ellie, ellie.level(), state, pos, true);
+        }
+    }
+
+    private void closeDoor(BlockPos pos) {
+        BlockState state = ellie.level().getBlockState(pos);
+        if (state.getBlock() instanceof DoorBlock door && state.getValue(DoorBlock.OPEN)) {
+            door.setOpen(null, ellie.level(), state, pos, false);
+        }
+    }
+
+    private BlockPos findDoor() {
+        Path path = ellie.getNavigation().getPath();
+        if (path != null && !path.isDone()) {
+            BlockPos entityPos = ellie.blockPosition();
+            for (int i = 0; i < Math.min(16, path.getNodeCount()); i++) {
+                Node node = path.getNode(i);
+                if (node == null) continue;
+                BlockPos checkPos = new BlockPos(node.x, node.y, node.z);
+                if (checkPos.distSqr(entityPos) > 64) continue;
+                BlockPos door = resolveDoor(checkPos);
+                if (door != null) return door;
+            }
+        }
+
+        BlockPos center = ellie.blockPosition();
+        BlockPos singleDoor = null;
+        for (int dx = -2; dx <= 2; dx++) {
+            for (int dz = -2; dz <= 2; dz++) {
+                for (int dy = -1; dy <= 1; dy++) {
+                    BlockPos checkPos = center.offset(dx, dy, dz);
+                    if (checkForDoor(checkPos)) {
+                        if (isDoubleDoor(checkPos)) {
+                            return checkPos;
+                        }
+                        if (singleDoor == null) {
+                            singleDoor = checkPos;
+                        }
+                    }
+                }
+            }
+        }
+        return singleDoor;
+    }
+
+    private boolean isDoubleDoor(BlockPos pos) {
+        BlockState state = ellie.level().getBlockState(pos);
+        return findPairedDoor(pos, state) != null;
+    }
+
+    private BlockPos resolveDoor(BlockPos pos) {
+        if (checkForDoor(pos)) return pos;
+        if (checkForDoor(pos.above())) return pos.above();
+        if (checkForDoor(pos.below())) return pos.below();
+        for (Direction dir : Direction.Plane.HORIZONTAL) {
+            BlockPos adj = pos.relative(dir);
+            if (checkForDoor(adj)) return adj;
+            if (checkForDoor(adj.above())) return adj.above();
+        }
+        return null;
+    }
+
+    private boolean checkForDoor(BlockPos pos) {
+        BlockState state = ellie.level().getBlockState(pos);
+        return state.getBlock() instanceof DoorBlock && !state.getValue(DoorBlock.OPEN);
+    }
+
+    private BlockPos findPairedDoor(BlockPos pos, BlockState state) {
+        Direction facing = state.getValue(DoorBlock.FACING);
+        DoorHingeSide hinge = state.getValue(DoorBlock.HINGE);
+        for (Direction adj : Direction.Plane.HORIZONTAL) {
+            BlockPos adjPos = pos.relative(adj);
+            BlockState adjState = ellie.level().getBlockState(adjPos);
+            if (adjState.getBlock() instanceof DoorBlock) {
+                if (adjState.getValue(DoorBlock.FACING) == facing
+                        && adjState.getValue(DoorBlock.HINGE) != hinge) {
+                    return adjPos;
+                }
+            }
+        }
+        return null;
+    }
+
+    private void clear() {
+        doorPos = null;
+        pairedDoorPos = null;
+        hasPassed = false;
+        closeTimer = 0;
+        doorStuckPos = null;
+        doorStuckTicks = 0;
+    }
+
+    @Override
+    public void stop() {
+        clear();
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/ai/EllieNodeEvaluator.java

@@ -0,0 +1,44 @@
+package me.sashegdev.fabled_hearts.ai;
+
+import net.minecraft.core.BlockPos;
+import net.minecraft.core.Direction;
+import net.minecraft.world.level.pathfinder.BlockPathTypes;
+import net.minecraft.world.level.pathfinder.Node;
+import net.minecraft.world.level.pathfinder.WalkNodeEvaluator;
+
+public class EllieNodeEvaluator extends WalkNodeEvaluator {
+
+    @Override
+    protected Node findAcceptedNode(int x, int y, int z, int depth, double floorY, Direction direction, BlockPathTypes expectedType) {
+        Node node = super.findAcceptedNode(x, y, z, depth, floorY, direction, expectedType);
+        if (node != null) return node;
+
+        BlockPathTypes head1 = this.getCachedBlockType(this.mob, x, y + 1, z);
+        float head1Malus = this.mob.getPathfindingMalus(head1);
+        if (head1Malus < 0.0f) {
+            BlockPathTypes body = this.getCachedBlockType(this.mob, x, y, z);
+            BlockPathTypes below = this.getCachedBlockType(this.mob, x, y - 1, z);
+            if (this.mob.getPathfindingMalus(body) < 0.0f || this.mob.getPathfindingMalus(below) < 0.0f) {
+                return null;
+            }
+        }
+
+        BlockPathTypes head2 = this.getCachedBlockType(this.mob, x, y + 2, z);
+        if (this.mob.getPathfindingMalus(head2) >= 0.0f) return null;
+
+        BlockPathTypes footType = this.getCachedBlockType(this.mob, x, y, z);
+        float costMalus = this.mob.getPathfindingMalus(footType);
+        if (costMalus < 0.0f) return null;
+
+        double floorLevel = getFloorLevel(new BlockPos(x, y, z));
+        double maxJump = Math.max(1.125, this.mob.getStepHeight());
+        if (floorLevel - floorY > maxJump) return null;
+
+        node = this.getNode(x, y, z);
+        if (node != null) {
+            node.type = footType;
+            node.costMalus = costMalus;
+        }
+        return node;
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/ai/ElliePathNavigation.java

@@ -0,0 +1,106 @@
+package me.sashegdev.fabled_hearts.ai;
+
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.entity.Mob;
+import net.minecraft.world.entity.ai.navigation.GroundPathNavigation;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.pathfinder.BlockPathTypes;
+import net.minecraft.world.level.pathfinder.PathFinder;
+import net.minecraft.world.phys.Vec3;
+
+public class ElliePathNavigation extends GroundPathNavigation {
+
+    private Vec3 lastDest;
+    private double lastSpeed;
+    private BlockPos lastStuckCheck;
+    private int stuckTicks;
+    private int repathTimer;
+
+    private static final int REPATH_INTERVAL = 60;
+    private static final int STUCK_THRESHOLD = 40;
+    private static final int CROUCH_STUCK_THRESHOLD = 120;
+    private static final double PROGRESS_MIN_SQ = 0.2 * 0.2;
+
+    public ElliePathNavigation(Mob mob, Level level) {
+        super(mob, level);
+    }
+
+    @Override
+    protected PathFinder createPathFinder(int maxVisitedNodes) {
+        mob.setPathfindingMalus(BlockPathTypes.DOOR_WOOD_CLOSED, 0.0F);
+        mob.setPathfindingMalus(BlockPathTypes.DOOR_IRON_CLOSED, 5.0F);
+        mob.setPathfindingMalus(BlockPathTypes.DANGER_FIRE, -1.0F);
+        mob.setPathfindingMalus(BlockPathTypes.DAMAGE_FIRE, -1.0F);
+        mob.setPathfindingMalus(BlockPathTypes.LAVA, -1.0F);
+        mob.setPathfindingMalus(BlockPathTypes.WATER, 3.0F);
+        mob.setPathfindingMalus(BlockPathTypes.WATER_BORDER, 1.0F);
+        mob.setPathfindingMalus(BlockPathTypes.FENCE, -1.0F);
+
+        EllieNodeEvaluator evaluator = new EllieNodeEvaluator();
+        evaluator.setCanPassDoors(true);
+        evaluator.setCanOpenDoors(true);
+        this.nodeEvaluator = evaluator;
+        return new PathFinder(evaluator, maxVisitedNodes);
+    }
+
+    @Override
+    public void tick() {
+        if (isInProgress() && lastDest != null) {
+            BlockPos currentPos = mob.blockPosition();
+
+            boolean crouching = mob.getPose() == net.minecraft.world.entity.Pose.CROUCHING;
+
+            if (lastStuckCheck != null) {
+                double movedSq = currentPos.distSqr(lastStuckCheck);
+                if (movedSq < PROGRESS_MIN_SQ) {
+                    stuckTicks++;
+                } else {
+                    stuckTicks = 0;
+                }
+            }
+            lastStuckCheck = currentPos;
+
+            int threshold = crouching ? CROUCH_STUCK_THRESHOLD : STUCK_THRESHOLD;
+            if (stuckTicks > threshold) {
+                moveTo(lastDest.x, lastDest.y, lastDest.z, lastSpeed);
+                stuckTicks = 0;
+                repathTimer = 0;
+            }
+
+            if (!crouching && repathTimer++ > REPATH_INTERVAL) {
+                moveTo(lastDest.x, lastDest.y, lastDest.z, lastSpeed);
+                repathTimer = 0;
+            }
+        } else if (isDone() && lastDest != null) {
+            if (mob.distanceToSqr(lastDest) > 4.0) {
+                if (repathTimer++ > REPATH_INTERVAL) {
+                    moveTo(lastDest.x, lastDest.y, lastDest.z, lastSpeed);
+                    repathTimer = 0;
+                }
+            } else {
+                lastDest = null;
+            }
+        }
+
+        super.tick();
+    }
+
+    @Override
+    public boolean moveTo(double x, double y, double z, double speed) {
+        lastDest = new Vec3(x, y, z);
+        lastSpeed = speed;
+        stuckTicks = 0;
+        repathTimer = 0;
+        lastStuckCheck = mob.blockPosition();
+        return super.moveTo(x, y, z, speed);
+    }
+
+    @Override
+    public void stop() {
+        super.stop();
+        lastDest = null;
+        stuckTicks = 0;
+        repathTimer = 0;
+        lastStuckCheck = null;
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/ai/ShelterGoal.java

@@ -0,0 +1,123 @@
+package me.sashegdev.fabled_hearts.ai;
+
+import me.sashegdev.fabled_hearts.entity.ellie.EllieEntity;
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.entity.ai.goal.Goal;
+import net.minecraft.world.phys.Vec3;
+
+import java.util.EnumSet;
+
+public class ShelterGoal extends Goal {
+    private final EllieEntity ellie;
+    private BlockPos shelterPos;
+    private static final int SEARCH_RADIUS = 12;
+    private static final double REACH_DIST_SQR = 0.75 * 0.75;
+
+    public ShelterGoal(EllieEntity ellie) {
+        this.ellie = ellie;
+        this.setFlags(EnumSet.of(Flag.MOVE));
+    }
+
+    @Override
+    public boolean canUse() {
+        if (ellie.tickCount < 20) return false;
+        if (ellie.isSleeping()) return false;
+        if (!ellie.level().isRaining() && !ellie.level().isThundering()) return false;
+        return ellie.level().isRainingAt(ellie.blockPosition().above());
+    }
+
+    @Override
+    public void start() {
+        shelterPos = findShelter();
+        if (shelterPos != null) {
+            ellie.getNavigation().moveTo(shelterPos.getX() + 0.5, shelterPos.getY(), shelterPos.getZ() + 0.5, 0.6);
+        }
+    }
+
+    @Override
+    public void tick() {
+        if (shelterPos == null) return;
+
+        if (!ellie.level().isRainingAt(ellie.blockPosition().above())) {
+            ellie.getNavigation().stop();
+            return;
+        }
+
+        Vec3 target = new Vec3(shelterPos.getX() + 0.5, shelterPos.getY(), shelterPos.getZ() + 0.5);
+
+        if (ellie.distanceToSqr(target) < REACH_DIST_SQR && ellie.getNavigation().isDone()) {
+            BlockPos deeper = findDeeperShelter();
+            if (deeper != null) {
+                shelterPos = deeper;
+                target = new Vec3(shelterPos.getX() + 0.5, shelterPos.getY(), shelterPos.getZ() + 0.5);
+            }
+        }
+
+        if (ellie.getNavigation().isDone()) {
+            ellie.getNavigation().moveTo(target.x, target.y, target.z, 0.6);
+        }
+    }
+
+    @Override
+    public boolean canContinueToUse() {
+        if (shelterPos == null) return false;
+        if (ellie.isSleeping()) return false;
+        return ellie.level().isRaining() || ellie.level().isThundering();
+    }
+
+    @Override
+    public void stop() {
+        shelterPos = null;
+    }
+
+    private BlockPos findShelter() {
+        BlockPos entityPos = ellie.blockPosition();
+        BlockPos.MutableBlockPos mutable = new BlockPos.MutableBlockPos();
+        BlockPos nearest = null;
+        double nearestDist = Double.MAX_VALUE;
+
+        for (int dx = -SEARCH_RADIUS; dx <= SEARCH_RADIUS; dx++) {
+            for (int dz = -SEARCH_RADIUS; dz <= SEARCH_RADIUS; dz++) {
+                for (int dy = 1; dy >= -4; dy--) {
+                    mutable.set(entityPos.getX() + dx, entityPos.getY() + dy, entityPos.getZ() + dz);
+                    BlockPos standPos = mutable.above();
+                    if (ellie.level().isEmptyBlock(standPos)
+                            && !ellie.level().getBlockState(mutable).isAir()
+                            && !ellie.level().isRainingAt(standPos)) {
+                        double dist = entityPos.distSqr(standPos);
+                        if (dist < nearestDist) {
+                            nearestDist = dist;
+                            nearest = standPos;
+                        }
+                        break;
+                    }
+                }
+            }
+        }
+        return nearest;
+    }
+
+    private BlockPos findDeeperShelter() {
+        BlockPos.MutableBlockPos mutable = new BlockPos.MutableBlockPos();
+        BlockPos best = null;
+        double bestScore = 0;
+
+        for (int dx = -2; dx <= 2; dx++) {
+            for (int dz = -2; dz <= 2; dz++) {
+                if (dx == 0 && dz == 0) continue;
+                mutable.set(shelterPos.getX() + dx, shelterPos.getY(), shelterPos.getZ() + dz);
+                BlockPos standPos = mutable.below();
+                if (ellie.level().isEmptyBlock(mutable)
+                        && !ellie.level().getBlockState(standPos).isAir()
+                        && !ellie.level().isRainingAt(mutable)) {
+                    double score = Math.abs(dx) + Math.abs(dz);
+                    if (score > bestScore) {
+                        bestScore = score;
+                        best = mutable.immutable();
+                    }
+                }
+            }
+        }
+        return best;
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/client/DebugClientHandler.java

@@ -0,0 +1,154 @@
+package me.sashegdev.fabled_hearts.client;
+
+import com.mojang.blaze3d.vertex.PoseStack;
+import com.mojang.blaze3d.vertex.VertexConsumer;
+import me.sashegdev.fabled_hearts.Main;
+import me.sashegdev.fabled_hearts.entity.ellie.EllieEntity;
+import me.sashegdev.fabled_hearts.network.DebugTogglePacket;
+import me.sashegdev.fabled_hearts.network.ModNetworking;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.player.LocalPlayer;
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.phys.AABB;
+import net.minecraft.world.phys.EntityHitResult;
+import net.minecraft.world.phys.HitResult;
+import net.minecraft.world.phys.Vec3;
+import net.minecraftforge.api.distmarker.Dist;
+import net.minecraftforge.client.event.InputEvent;
+import net.minecraftforge.client.event.RenderLevelStageEvent;
+import net.minecraftforge.client.event.RegisterKeyMappingsEvent;
+import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.event.TickEvent;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.fml.event.lifecycle.FMLClientSetupEvent;
+import org.lwjgl.glfw.GLFW;
+
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class DebugClientHandler {
+    public static final DebugClientHandler INSTANCE = new DebugClientHandler();
+
+    private static net.minecraft.client.KeyMapping debugKey;
+
+    private final Map<Integer, DebugData> debugDataMap = new ConcurrentHashMap<>();
+
+    public static class DebugData {
+        public final List<BlockPos> waypoints;
+        public final long lastUpdate;
+
+        public DebugData(List<BlockPos> waypoints) {
+            this.waypoints = waypoints;
+            this.lastUpdate = System.currentTimeMillis();
+        }
+    }
+
+    public static void init() {
+        MinecraftForge.EVENT_BUS.register(INSTANCE);
+    }
+
+    @SubscribeEvent
+    public void onClientTick(TickEvent.ClientTickEvent event) {
+        if (event.phase != TickEvent.Phase.END) return;
+        if (debugKey == null) return;
+
+        while (debugKey.consumeClick()) {
+            Minecraft mc = Minecraft.getInstance();
+            LocalPlayer player = mc.player;
+            if (player == null) return;
+
+            EllieEntity target = findTargetEntity(player);
+            if (target != null) {
+                ModNetworking.CHANNEL.sendToServer(new DebugTogglePacket(target.getId()));
+            }
+        }
+    }
+
+    private EllieEntity findTargetEntity(LocalPlayer player) {
+        Minecraft mc = Minecraft.getInstance();
+        if (mc.hitResult != null && mc.hitResult.getType() == HitResult.Type.ENTITY) {
+            EntityHitResult entityHit = (EntityHitResult) mc.hitResult;
+            if (entityHit.getEntity() instanceof EllieEntity ellie) {
+                return ellie;
+            }
+        }
+
+        double nearestDist = 25.0;
+        EllieEntity nearest = null;
+        Vec3 eyePos = player.getEyePosition();
+        AABB searchBox = player.getBoundingBox().inflate(8);
+        for (EllieEntity ellie : player.level().getEntitiesOfClass(EllieEntity.class, searchBox)) {
+            double dist = ellie.distanceToSqr(eyePos);
+            if (dist < nearestDist) {
+                nearestDist = dist;
+                nearest = ellie;
+            }
+        }
+        return nearest;
+    }
+
+    @SubscribeEvent
+    public void onRenderLevelStage(RenderLevelStageEvent event) {
+        if (event.getStage() != RenderLevelStageEvent.Stage.AFTER_LEVEL) return;
+
+        Minecraft mc = Minecraft.getInstance();
+        if (mc.player == null) return;
+
+        PoseStack poseStack = event.getPoseStack();
+        var pose = poseStack.last();
+        VertexConsumer consumer = mc.renderBuffers().bufferSource().getBuffer(
+                net.minecraft.client.renderer.RenderType.LINES);
+
+        for (Map.Entry<Integer, DebugData> entry : debugDataMap.entrySet()) {
+            Entity entity = mc.player.level().getEntity(entry.getKey());
+            if (!(entity instanceof EllieEntity ellie) || !ellie.isDebugMode()) continue;
+
+            DebugData data = entry.getValue();
+            if (data.waypoints.size() < 2) continue;
+
+            Vec3 prev = null;
+            for (BlockPos wp : data.waypoints) {
+                Vec3 current = new Vec3(wp.getX() + 0.5, wp.getY() + 0.2, wp.getZ() + 0.5);
+                if (prev != null) {
+                    drawLine(consumer, pose, prev, current, 0x00FF00);
+                }
+                prev = current;
+            }
+        }
+    }
+
+    private void drawLine(VertexConsumer consumer, PoseStack.Pose pose,
+                          Vec3 from, Vec3 to, int color) {
+        float r = ((color >> 16) & 0xFF) / 255f;
+        float g = ((color >> 8) & 0xFF) / 255f;
+        float b = (color & 0xFF) / 255f;
+
+        consumer.vertex(pose.pose(), (float) from.x, (float) from.y, (float) from.z)
+                .color(r, g, b, 1.0f)
+                .normal(pose.normal(), 0, 1, 0)
+                .endVertex();
+        consumer.vertex(pose.pose(), (float) to.x, (float) to.y, (float) to.z)
+                .color(r, g, b, 1.0f)
+                .normal(pose.normal(), 0, 1, 0)
+                .endVertex();
+    }
+
+    public void onDebugSync(int entityId, List<BlockPos> waypoints, String brainState) {
+        debugDataMap.put(entityId, new DebugData(waypoints));
+    }
+
+    public void removeDebug(int entityId) {
+        debugDataMap.remove(entityId);
+    }
+
+    public static void registerKeyMapping(RegisterKeyMappingsEvent event) {
+        debugKey = new net.minecraft.client.KeyMapping(
+                "key.fabled_hearts.debug",
+                GLFW.GLFW_KEY_F6,
+                "key.categories.fabled_hearts"
+        );
+        event.register(debugKey);
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/entity/ellie/EllieEntity.java

@@ -1,8 +1,11 @@
 package me.sashegdev.fabled_hearts.entity.ellie;
 
 import me.sashegdev.fabled_hearts.ai.BasicAI;
+import me.sashegdev.fabled_hearts.ai.EllieDoorInteractGoal;
+import me.sashegdev.fabled_hearts.ai.ElliePathNavigation;
 import me.sashegdev.fabled_hearts.ai.EllieSleepGoal;
 import me.sashegdev.fabled_hearts.ai.IdleAnimationGoal;
+import me.sashegdev.fabled_hearts.ai.ShelterGoal;
 import me.sashegdev.fabled_hearts.network.ModNetworking;
 import me.sashegdev.fabled_hearts.network.OpenDialogPacket;
 import net.minecraft.core.BlockPos;
@@ -17,6 +20,7 @@ import net.minecraft.world.entity.*;
 import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
 import net.minecraft.world.entity.ai.attributes.Attributes;
 import net.minecraft.world.entity.ai.navigation.GroundPathNavigation;
+import net.minecraft.world.entity.ai.navigation.PathNavigation;
 import net.minecraft.world.entity.animal.Animal;
 import net.minecraft.world.entity.player.Player;
 import net.minecraft.world.level.Level;
@@ -64,13 +68,18 @@ public class EllieEntity extends Animal implements GeoEntity {
     private BlockPos lastOpenedDoor;
     private int doorCloseTimer;
     private int crouchTimer;
+    private boolean debugMode;
 
     public EllieEntity(EntityType<? extends Animal> type, Level level) {
         super(type, level);
-        ((GroundPathNavigation) this.getNavigation()).setCanOpenDoors(true);
         this.setPersistenceRequired();
     }
 
+    @Override
+    public PathNavigation createNavigation(Level level) {
+        return new ElliePathNavigation(this, level);
+    }
+
     public static AttributeSupplier.Builder createAttributes() {
         return Animal.createMobAttributes()
                 .add(Attributes.MAX_HEALTH, 40.0)
@@ -93,9 +102,11 @@ public class EllieEntity extends Animal implements GeoEntity {
 
     @Override
     protected void registerGoals() {
-        BasicAI.addBasicGoals(this, this.goalSelector, 2);
+        BasicAI.addBasicGoals(this, this.goalSelector, 4);
         this.goalSelector.addGoal(1, new EllieSleepGoal(this, 30));
+        this.goalSelector.addGoal(1, new EllieDoorInteractGoal(this));
         this.goalSelector.addGoal(1, new IdleAnimationGoal(this));
+        this.goalSelector.addGoal(2, new ShelterGoal(this));
         this.goalSelector.addGoal(3, new me.sashegdev.fabled_hearts.ai.FollowPlayerGoal(this));
     }
 
@@ -220,13 +231,19 @@ public class EllieEntity extends Animal implements GeoEntity {
 
     public boolean occupyBed(BlockPos pos) {
         BlockState state = level().getBlockState(pos);
-        if (state.getBlock() instanceof BedBlock) {
+        if (!(state.getBlock() instanceof BedBlock)) return false;
         if (state.getValue(BedBlock.OCCUPIED)) return false;
+
+        Direction facing = state.getValue(BedBlock.FACING);
         BlockPos foot = state.getValue(BedBlock.PART) == BedPart.HEAD
-                    ? pos.relative(state.getValue(BedBlock.FACING).getOpposite())
+                ? pos.relative(facing.getOpposite())
                 : pos;
-            level().setBlock(foot, state.setValue(BedBlock.OCCUPIED, true), 3);
+        BlockPos head = foot.relative(facing);
-            BlockPos head = foot.relative(state.getValue(BedBlock.FACING));
+
+        BlockState footState = level().getBlockState(foot);
+        if (footState.getBlock() instanceof BedBlock) {
+            level().setBlock(foot, footState.setValue(BedBlock.OCCUPIED, true), 3);
+        }
         BlockState headState = level().getBlockState(head);
         if (headState.getBlock() instanceof BedBlock) {
             level().setBlock(head, headState.setValue(BedBlock.OCCUPIED, true), 3);
@@ -234,8 +251,6 @@ public class EllieEntity extends Animal implements GeoEntity {
         bedPos = foot;
         return true;
     }
-        return false;
-    }
 
     public void releaseBed() {
         if (bedPos != null) {
@@ -425,4 +440,6 @@ public class EllieEntity extends Animal implements GeoEntity {
         this.relationshipPoints = Math.min(100, Math.max(0, this.relationshipPoints + amount));
     }
     public int getTicksWithoutSleep() { return ticksWithoutSleep; }
+    public boolean isDebugMode() { return debugMode; }
+    public void toggleDebug() { this.debugMode = !debugMode; }
 }

src/main/java/me/sashegdev/fabled_hearts/entity/ellie/EllieRenderer.java

@@ -36,10 +36,12 @@ public class EllieRenderer extends GeoEntityRenderer<EllieEntity> {
                 float offset = 1.655F;
                 poseStack.translate(
                     -bedDir.getStepX() * offset,
-                    0.0F,
+                    0.125F,
                     -bedDir.getStepZ() * offset
                 );
                 poseStack.mulPose(Axis.YP.rotationDegrees(targetYRot));
+                poseStack.mulPose(Axis.XP.rotationDegrees(90.0F));
+                poseStack.mulPose(Axis.ZP.rotationDegrees(180.0F));
                 return;
             }
         }

src/main/java/me/sashegdev/fabled_hearts/network/DebugSyncPacket.java

@@ -0,0 +1,51 @@
+package me.sashegdev.fabled_hearts.network;
+
+import me.sashegdev.fabled_hearts.client.DebugClientHandler;
+import net.minecraft.core.BlockPos;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraftforge.network.NetworkEvent;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Supplier;
+
+public class DebugSyncPacket {
+    private final int entityId;
+    private final List<BlockPos> waypoints;
+    private final String brainState;
+
+    public DebugSyncPacket(int entityId, List<BlockPos> waypoints, String brainState) {
+        this.entityId = entityId;
+        this.waypoints = waypoints;
+        this.brainState = brainState;
+    }
+
+    public void encode(FriendlyByteBuf buf) {
+        buf.writeInt(entityId);
+        buf.writeInt(waypoints.size());
+        for (BlockPos wp : waypoints) {
+            buf.writeInt(wp.getX());
+            buf.writeInt(wp.getY());
+            buf.writeInt(wp.getZ());
+        }
+        buf.writeUtf(brainState);
+    }
+
+    public static DebugSyncPacket decode(FriendlyByteBuf buf) {
+        int entityId = buf.readInt();
+        int size = buf.readInt();
+        List<BlockPos> waypoints = new ArrayList<>(size);
+        for (int i = 0; i < size; i++) {
+            waypoints.add(new BlockPos(buf.readInt(), buf.readInt(), buf.readInt()));
+        }
+        String brainState = buf.readUtf();
+        return new DebugSyncPacket(entityId, waypoints, brainState);
+    }
+
+    public void handle(Supplier<NetworkEvent.Context> ctx) {
+        ctx.get().enqueueWork(() -> {
+            DebugClientHandler.INSTANCE.onDebugSync(entityId, waypoints, brainState);
+        });
+        ctx.get().setPacketHandled(true);
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/network/DebugTogglePacket.java

@@ -0,0 +1,34 @@
+package me.sashegdev.fabled_hearts.network;
+
+import me.sashegdev.fabled_hearts.entity.ellie.EllieEntity;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.world.entity.player.Player;
+import net.minecraftforge.network.NetworkEvent;
+
+import java.util.function.Supplier;
+
+public class DebugTogglePacket {
+    private final int entityId;
+
+    public DebugTogglePacket(int entityId) {
+        this.entityId = entityId;
+    }
+
+    public void encode(FriendlyByteBuf buf) {
+        buf.writeInt(entityId);
+    }
+
+    public static DebugTogglePacket decode(FriendlyByteBuf buf) {
+        return new DebugTogglePacket(buf.readInt());
+    }
+
+    public void handle(Supplier<NetworkEvent.Context> ctx) {
+        ctx.get().enqueueWork(() -> {
+            Player player = ctx.get().getSender();
+            if (player != null && player.level().getEntity(entityId) instanceof EllieEntity ellie) {
+                ellie.toggleDebug();
+            }
+        });
+        ctx.get().setPacketHandled(true);
+    }
+}

src/main/java/me/sashegdev/fabled_hearts/network/ModNetworking.java

@@ -25,5 +25,9 @@ public class ModNetworking {
                 DialogNodePacket::encode, DialogNodePacket::decode, DialogNodePacket::handle);
         CHANNEL.registerMessage(id++, RelationshipSyncPacket.class,
                 RelationshipSyncPacket::encode, RelationshipSyncPacket::decode, RelationshipSyncPacket::handle);
+        CHANNEL.registerMessage(id++, DebugTogglePacket.class,
+                DebugTogglePacket::encode, DebugTogglePacket::decode, DebugTogglePacket::handle);
+        CHANNEL.registerMessage(id++, DebugSyncPacket.class,
+                DebugSyncPacket::encode, DebugSyncPacket::decode, DebugSyncPacket::handle);
     }
 }