Add observers

.github/workflows/build-docker-image.yml

@@ -53,7 +53,7 @@ jobs:
         run: echo NAME=$(echo "${GITHUB_REPOSITORY,,}") >> $GITHUB_OUTPUT
 
       - name: Build image for tag
-        uses: docker/build-push-action@v6.7.0
+        uses: docker/build-push-action@v6.8.0
         with:
           push: true
           context: ./pocketmine-mp
@@ -66,7 +66,7 @@ jobs:
 
       - name: Build image for major tag
         if: steps.channel.outputs.CHANNEL == 'stable'
-        uses: docker/build-push-action@v6.7.0
+        uses: docker/build-push-action@v6.8.0
         with:
           push: true
           context: ./pocketmine-mp
@@ -79,7 +79,7 @@ jobs:
 
       - name: Build image for minor tag
         if: steps.channel.outputs.CHANNEL == 'stable'
-        uses: docker/build-push-action@v6.7.0
+        uses: docker/build-push-action@v6.8.0
         with:
           push: true
           context: ./pocketmine-mp
@@ -92,7 +92,7 @@ jobs:
 
       - name: Build image for latest tag
         if: steps.channel.outputs.CHANNEL == 'stable'
-        uses: docker/build-push-action@v6.7.0
+        uses: docker/build-push-action@v6.8.0
         with:
           push: true
           context: ./pocketmine-mp

src/block/BlockTypeIds.php

@@ -745,8 +745,9 @@ private function __construct(){
 	public const PITCHER_PLANT = 10715;
 	public const PITCHER_CROP = 10716;
 	public const DOUBLE_PITCHER_CROP = 10717;
+	public const OBSERVER = 10718;
 
-	public const FIRST_UNUSED_BLOCK_ID = 10718;
+	public const FIRST_UNUSED_BLOCK_ID = 10719;
 
 	private static int $nextDynamicId = self::FIRST_UNUSED_BLOCK_ID;
 

src/block/Observer.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace pocketmine\block;
+
+use pocketmine\block\utils\AnyFacingTrait;
+use pocketmine\block\utils\PoweredByRedstoneTrait;
+use pocketmine\data\runtime\RuntimeDataDescriber;
+use pocketmine\item\Item;
+use pocketmine\math\Facing;
+use pocketmine\math\Vector3;
+use pocketmine\player\Player;
+use pocketmine\world\BlockTransaction;
+
+class Observer extends Opaque{
+	use AnyFacingTrait;
+	use PoweredByRedstoneTrait;
+
+	protected function describeBlockOnlyState(RuntimeDataDescriber $w) : void{
+		$w->facing($this->facing);
+	}
+
+	public function place(BlockTransaction $tx, Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
+		if($player !== null){
+			if(abs($player->getPosition()->x - $this->position->x) < 2 && abs($player->getPosition()->z - $this->position->z) < 2){
+				$y = $player->getEyePos()->y;
+
+				if($y - $this->position->y > 2){
+					$this->facing = Facing::DOWN;
+				}elseif($this->position->y - $y > 0){
+					$this->facing = Facing::UP;
+				}else{
+					$this->facing = $player->getHorizontalFacing();
+				}
+			}else{
+				$this->facing = $player->getHorizontalFacing();
+			}
+		}
+
+		return parent::place($tx, $item, $blockReplace, $blockClicked, $face, $clickVector, $player);
+	}
+
+//	TODO: redstone logic
+
+}

src/block/VanillaBlocks.php

@@ -572,6 +572,7 @@
  * @method static WoodenTrapdoor OAK_TRAPDOOR()
  * @method static WallSign OAK_WALL_SIGN()
  * @method static Wood OAK_WOOD()
+ * @method static Observer OBSERVER()
  * @method static Opaque OBSIDIAN()
  * @method static Flower ORANGE_TULIP()
  * @method static Flower OXEYE_DAISY()
@@ -1011,6 +1012,7 @@ public function getBreakTime(Item $item) : float{
 		self::register("redstone_torch", new RedstoneTorch(new BID(Ids::REDSTONE_TORCH), "Redstone Torch", new Info(BreakInfo::instant())));
 		self::register("redstone_wire", new RedstoneWire(new BID(Ids::REDSTONE_WIRE), "Redstone", new Info(BreakInfo::instant())));
 		self::register("reserved6", new Reserved6(new BID(Ids::RESERVED6), "reserved6", new Info(BreakInfo::instant())));
+		self::register("observer", new Observer(new BID(Ids::OBSERVER), "Observer", new Info(BreakInfo::pickaxe(3, ToolTier::WOOD, 3))));
 
 		$sandTypeInfo = new Info(BreakInfo::shovel(0.5), [Tags::SAND]);
 		self::register("sand", new Sand(new BID(Ids::SAND), "Sand", $sandTypeInfo));

src/data/bedrock/block/convert/BlockObjectToStateSerializer.php

@@ -103,6 +103,7 @@
 use pocketmine\block\NetherPortal;
 use pocketmine\block\NetherVines;
 use pocketmine\block\NetherWartPlant;
+use pocketmine\block\Observer;
 use pocketmine\block\PinkPetals;
 use pocketmine\block\PitcherCrop;
 use pocketmine\block\Potato;
@@ -1515,6 +1516,19 @@ private function registerSerializers() : void{
 			return Writer::create(Ids::NETHER_WART)
 				->writeInt(StateNames::AGE, $block->getAge());
 		});
+		$this->map(Blocks::OBSERVER(), function(Observer $block) : Writer {
+			return Writer::create(Ids::OBSERVER)
+				->writeString(StateNames::MC_FACING_DIRECTION, match($block->getFacing()){
+					Facing::DOWN => StringValues::MC_BLOCK_FACE_DOWN,
+					Facing::UP => StringValues::MC_BLOCK_FACE_UP,
+					Facing::NORTH => StringValues::MC_BLOCK_FACE_NORTH,
+					Facing::SOUTH => StringValues::MC_BLOCK_FACE_SOUTH,
+					Facing::WEST => StringValues::MC_BLOCK_FACE_WEST,
+					Facing::EAST => StringValues::MC_BLOCK_FACE_EAST,
+					default => throw new BlockStateSerializeException("Invalid Facing " . $block->getFacing())
+				})
+				->writeBool(StateNames::POWERED_BIT, $block->isPowered());
+		});
 		$this->map(Blocks::PEONY(), fn(DoublePlant $block) => Helper::encodeDoublePlant($block, Writer::create(Ids::PEONY)));
 		$this->map(Blocks::PINK_PETALS(), function(PinkPetals $block) : Writer{
 			return Writer::create(Ids::PINK_PETALS)

src/data/bedrock/block/convert/BlockStateToObjectDeserializer.php

@@ -1390,6 +1390,18 @@ private function registerDeserializers() : void{
 		});
 		$this->mapSlab(Ids::NORMAL_STONE_SLAB, Ids::NORMAL_STONE_DOUBLE_SLAB, fn() => Blocks::STONE_SLAB());
 		$this->mapStairs(Ids::NORMAL_STONE_STAIRS, fn() => Blocks::STONE_STAIRS());
+		$this->map(Ids::OBSERVER, function(Reader $in) : Block{
+			return Blocks::OBSERVER()
+				->setFacing(match ($in->readString(StateNames::MC_FACING_DIRECTION)) {
+					StringValues::MC_BLOCK_FACE_DOWN => Facing::DOWN,
+					StringValues::MC_BLOCK_FACE_UP => Facing::UP,
+					StringValues::MC_BLOCK_FACE_NORTH => Facing::NORTH,
+					StringValues::MC_BLOCK_FACE_SOUTH => Facing::SOUTH,
+					StringValues::MC_BLOCK_FACE_WEST => Facing::WEST,
+					StringValues::MC_BLOCK_FACE_EAST => Facing::EAST,
+				})
+				->setPowered($in->readBool(StateNames::POWERED_BIT));
+		});
 		$this->map(Ids::OCHRE_FROGLIGHT, fn(Reader $in) => Blocks::FROGLIGHT()->setFroglightType(FroglightType::OCHRE)->setAxis($in->readPillarAxis()));
 		$this->map(Ids::OXIDIZED_COPPER, fn() => Helper::decodeCopper(Blocks::COPPER(), CopperOxidation::OXIDIZED));
 		$this->map(Ids::OXIDIZED_CUT_COPPER, fn() => Helper::decodeCopper(Blocks::CUT_COPPER(), CopperOxidation::OXIDIZED));

src/item/StringToItemParser.php

@@ -859,6 +859,7 @@ private static function registerBlocks(self $result) : void{
 		$result->registerBlock("oak_wood", fn() => Blocks::OAK_WOOD()->setStripped(false));
 		$result->registerBlock("oak_wood_stairs", fn() => Blocks::OAK_STAIRS());
 		$result->registerBlock("oak_wooden_stairs", fn() => Blocks::OAK_STAIRS());
+		$result->registerBlock("observer", fn() => Blocks::OBSERVER());
 		$result->registerBlock("obsidian", fn() => Blocks::OBSIDIAN());
 		$result->registerBlock("orange_tulip", fn() => Blocks::ORANGE_TULIP());
 		$result->registerBlock("oxeye_daisy", fn() => Blocks::OXEYE_DAISY());