Merge pull request #1795 from pmmp/tools-refactor

Tools refactor

src/pocketmine/block/Anvil.php

@@ -26,7 +26,7 @@ namespace pocketmine\block;
 use pocketmine\inventory\AnvilInventory;
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
@@ -65,7 +65,11 @@ class Anvil extends Fallable{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function recalculateBoundingBox() : ?AxisAlignedBB{
@@ -106,13 +110,9 @@ class Anvil extends Fallable{
 		return $this->getLevel()->setBlock($blockReplace, $this, true, true);
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return [
-				ItemFactory::get($this->getItemId(), $this->getDamage() & 0x0c, 1)
-			];
-		}
-
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get($this->getItemId(), $this->getDamage() & 0x0c, 1)
+		];
 	}
 }

src/pocketmine/block/Bed.php

@@ -199,7 +199,7 @@ class Bed extends Transparent{
 		return true;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		if($this->isHeadPart()){
 			$tile = $this->getLevel()->getTile($this);
 			if($tile instanceof TileBed){

src/pocketmine/block/Beetroot.php

@@ -38,7 +38,7 @@ class Beetroot extends Crops{
 		return "Beetroot Block";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		if($this->meta >= 0x07){
 			return [
 				ItemFactory::get(Item::BEETROOT, 0, 1),

src/pocketmine/block/Block.php

@@ -29,7 +29,6 @@ namespace pocketmine\block;
 use pocketmine\entity\Entity;
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\level\MovingObjectPosition;
 use pocketmine\level\Position;
@@ -195,8 +194,49 @@ class Block extends Position implements BlockIds, Metadatable{
 		return true;
 	}
 
-	public function canBeBrokenWith(Item $item) : bool{
-		return $this->getHardness() !== -1;
+	/**
+	 * @return int
+	 */
+	public function getToolType() : int{
+		return BlockToolType::TYPE_NONE;
+	}
+
+	/**
+	 * Returns the level of tool required to harvest this block (for normal blocks). When the tool type matches the
+	 * block's required tool type, the tool must have a harvest level greater than or equal to this value to be able to
+	 * successfully harvest the block.
+	 *
+	 * If the block requires a specific minimum tier of tiered tool, the minimum tier required should be returned.
+	 * Otherwise, 1 should be returned if a tool is required, 0 if not.
+	 *
+	 * @see Item::getBlockToolHarvestLevel()
+	 *
+	 * @return int
+	 */
+	public function getToolHarvestLevel() : int{
+		return 0;
+	}
+
+	/**
+	 * Returns whether the specified item is the proper tool to use for breaking this block. This checks tool type and
+	 * harvest level requirement.
+	 *
+	 * In most cases this is also used to determine whether block drops should be created or not, except in some
+	 * special cases such as vines.
+	 *
+	 * @param Item $tool
+	 *
+	 * @return bool
+	 */
+	public function isCompatibleWithTool(Item $tool) : bool{
+		if($this->getHardness() < 0){
+			return false;
+		}
+
+		$toolType = $this->getToolType();
+		$harvestLevel = $this->getToolHarvestLevel();
+		return $toolType === BlockToolType::TYPE_NONE or $harvestLevel === 0 or (
+			($toolType & $tool->getBlockToolType()) !== 0 and $tool->getBlockToolHarvestLevel() >= $harvestLevel);
 	}
 
 	/**
@@ -220,41 +260,20 @@ class Block extends Position implements BlockIds, Metadatable{
 	 * @return float
 	 */
 	public function getBreakTime(Item $item) : float{
-		$base = $this->getHardness() * 1.5;
-		if($this->canBeBrokenWith($item)){
-			if($this->getToolType() === Tool::TYPE_SHEARS and $item->isShears()){
-				$base /= 15;
-			}elseif(
-				($this->getToolType() === Tool::TYPE_PICKAXE and ($tier = $item->isPickaxe()) !== false) or
-				($this->getToolType() === Tool::TYPE_AXE and ($tier = $item->isAxe()) !== false) or
-				($this->getToolType() === Tool::TYPE_SHOVEL and ($tier = $item->isShovel()) !== false)
-			){
-				switch($tier){
-					case Tool::TIER_WOODEN:
-						$base /= 2;
-						break;
-					case Tool::TIER_STONE:
-						$base /= 4;
-						break;
-					case Tool::TIER_IRON:
-						$base /= 6;
-						break;
-					case Tool::TIER_DIAMOND:
-						$base /= 8;
-						break;
-					case Tool::TIER_GOLD:
-						$base /= 12;
-						break;
-				}
-			}
+		$base = $this->getHardness();
+		if($this->isCompatibleWithTool($item)){
+			$base *= 1.5;
 		}else{
-			$base *= 3.33;
+			$base *= 5;
 		}
 
-		if($item->isSword()){
-			$base /= 1.5;
+		$efficiency = $item->getMiningEfficiency($this);
+		if($efficiency <= 0){
+			throw new \RuntimeException("Item efficiency is invalid");
 		}
 
+		$base /= $efficiency;
+
 		return $base;
 	}
 
@@ -315,13 +334,6 @@ class Block extends Position implements BlockIds, Metadatable{
 		return $this->getHardness() * 5;
 	}
 
-	/**
-	 * @return int
-	 */
-	public function getToolType() : int{
-		return Tool::TYPE_NONE;
-	}
-
 	/**
 	 * @return float
 	 */
@@ -420,6 +432,21 @@ class Block extends Position implements BlockIds, Metadatable{
 	 * @return Item[]
 	 */
 	public function getDrops(Item $item) : array{
+		if($this->isCompatibleWithTool($item)){
+			return $this->getDropsForCompatibleTool($item);
+		}
+
+		return [];
+	}
+
+	/**
+	 * Returns an array of Items to be dropped when the block is broken using the correct tool type.
+	 *
+	 * @param Item $item
+	 *
+	 * @return Item[]
+	 */
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get($this->getItemId(), $this->getVariant(), 1)
 		];

src/pocketmine/block/BlockToolType.php

@@ -21,19 +21,19 @@
 
 declare(strict_types=1);
 
-namespace pocketmine\item;
+namespace pocketmine\block;
 
+/**
+ * Types of tools that can be used to break blocks
+ * Blocks may allow multiple tool types by combining these bitflags
+ */
+interface BlockToolType{
 
-class DiamondAxe extends Tool{
-	public function __construct(int $meta = 0){
-		parent::__construct(self::DIAMOND_AXE, $meta, "Diamond Axe");
-	}
+	public const TYPE_NONE = 0;
+	public const TYPE_SWORD = 1 << 0;
+	public const TYPE_SHOVEL = 1 << 1;
+	public const TYPE_PICKAXE = 1 << 2;
+	public const TYPE_AXE = 1 << 3;
+	public const TYPE_SHEARS = 1 << 4;
 
-	public function isAxe(){
-		return Tool::TIER_DIAMOND;
-	}
-
-	public function getAttackPoints() : int{
-		return 7;
-	}
 }

src/pocketmine/block/BoneBlock.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\block\utils\PillarRotationHelper;
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 
@@ -46,7 +46,11 @@ class BoneBlock extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function place(Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, Player $player = null) : bool{
@@ -57,13 +61,4 @@ class BoneBlock extends Solid{
 	public function getVariantBitmask() : int{
 		return 0x03;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
-
 }

src/pocketmine/block/Bookshelf.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 
 class Bookshelf extends Solid{
 
@@ -44,10 +43,10 @@ class Bookshelf extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::BOOK, 0, 3)
 		];

src/pocketmine/block/BrewingStand.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class BrewingStand extends Transparent{
 
@@ -42,7 +42,11 @@ class BrewingStand extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getVariantBitmask() : int{

src/pocketmine/block/BrickStairs.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class BrickStairs extends Stair{
 
@@ -42,7 +42,11 @@ class BrickStairs extends Stair{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{

src/pocketmine/block/Bricks.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Bricks extends Solid{
 
@@ -43,18 +42,14 @@ class Bricks extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
 		return "Bricks";
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/BrownMushroomBlock.php

@@ -33,7 +33,7 @@ class BrownMushroomBlock extends RedMushroomBlock{
 		return "Brown Mushroom Block";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			Item::get(Item::BROWN_MUSHROOM, 0, mt_rand(0, 2))
 		];

src/pocketmine/block/BurningFurnace.php

@@ -24,7 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\Vector3;
 use pocketmine\nbt\tag\StringTag;
 use pocketmine\Player;
@@ -48,7 +48,11 @@ class BurningFurnace extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getLightLevel() : int{
@@ -90,12 +94,4 @@ class BurningFurnace extends Solid{
 	public function getVariantBitmask() : int{
 		return 0;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/Cake.php

@@ -85,7 +85,7 @@ class Cake extends Transparent implements FoodSource{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 

src/pocketmine/block/Carrot.php

@@ -38,7 +38,7 @@ class Carrot extends Crops{
 		return "Carrot Block";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::CARROT, 0, $this->meta >= 0x07 ? mt_rand(1, 4) : 1)
 		];

src/pocketmine/block/Chest.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
 use pocketmine\nbt\tag\StringTag;
@@ -49,7 +48,7 @@ class Chest extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
 	protected function recalculateBoundingBox() : ?AxisAlignedBB{

src/pocketmine/block/Clay.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 
 class Clay extends Solid{
 
@@ -40,14 +39,14 @@ class Clay extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function getName() : string{
 		return "Clay Block";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::CLAY_BALL, 0, 4)
 		];

src/pocketmine/block/Coal.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Coal extends Solid{
 
@@ -39,21 +38,17 @@ class Coal extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
 		return "Coal Block";
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
-
 	public function getFuelTime() : int{
 		return 16000;
 	}

src/pocketmine/block/CoalOre.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class CoalOre extends Solid{
 
@@ -40,21 +40,21 @@ class CoalOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
 		return "Coal Ore";
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return [
-				ItemFactory::get(Item::COAL, 0, 1)
-			];
-		}
-
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::COAL, 0, 1)
+		];
 	}
 
 }

src/pocketmine/block/Cobblestone.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Cobblestone extends Solid{
 
@@ -35,7 +34,11 @@ class Cobblestone extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
@@ -45,12 +48,4 @@ class Cobblestone extends Solid{
 	public function getHardness() : float{
 		return 2;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/CobblestoneStairs.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class CobblestoneStairs extends Stair{
 
@@ -38,7 +38,11 @@ class CobblestoneStairs extends Stair{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{

src/pocketmine/block/CobblestoneWall.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
 
@@ -38,7 +38,11 @@ class CobblestoneWall extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{

src/pocketmine/block/Cobweb.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\entity\Entity;
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\ItemFactory;
 
 class Cobweb extends Flowable{
 
@@ -48,16 +48,21 @@ class Cobweb extends Flowable{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SWORD;
+		return BlockToolType::TYPE_SWORD | BlockToolType::TYPE_SHEARS;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return 1;
 	}
 
 	public function onEntityCollide(Entity $entity) : void{
 		$entity->resetFallDistance();
 	}
 
-	public function getDrops(Item $item) : array{
-		//TODO: correct drops
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::STRING)
+		];
 	}
 
 	public function diffusesSkyLight() : bool{

src/pocketmine/block/CocoaBlock.php

@@ -35,5 +35,13 @@ class CocoaBlock extends Transparent{
 		return "Cocoa Block";
 	}
 
+	public function getHardness() : float{
+		return 0.2;
+	}
+
+	public function getToolType() : int{
+		return BlockToolType::TYPE_AXE;
+	}
+
 	//TODO
 }

src/pocketmine/block/Concrete.php

@@ -24,8 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\block\utils\ColorBlockMetaHelper;
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Concrete extends Solid{
 
@@ -44,15 +43,10 @@ class Concrete extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
-
 }

src/pocketmine/block/ConcretePowder.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\block\utils\ColorBlockMetaHelper;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 
 class ConcretePowder extends Fallable{
@@ -44,7 +43,7 @@ class ConcretePowder extends Fallable{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function onUpdate(int $type){

src/pocketmine/block/CraftingTable.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\inventory\BigCraftingGrid;
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\Player;
 
 class CraftingTable extends Solid{
@@ -45,7 +44,7 @@ class CraftingTable extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
 	public function onActivate(Item $item, Player $player = null) : bool{

src/pocketmine/block/DaylightSensor.php

@@ -43,5 +43,9 @@ class DaylightSensor extends Transparent{
 		return 300;
 	}
 
+	public function getToolType() : int{
+		return BlockToolType::TYPE_AXE;
+	}
+
 	//TODO
 }

src/pocketmine/block/DeadBush.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\math\Vector3;
 
@@ -54,16 +53,20 @@ class DeadBush extends Flowable{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHEARS;
+		return BlockToolType::TYPE_SHEARS;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return 1;
 	}
 
 	public function getDrops(Item $item) : array{
-		if($item->isShears()){
-			return parent::getDrops($item);
+		if(!$this->isCompatibleWithTool($item)){
+			return [
+				ItemFactory::get(Item::STICK, 0, mt_rand(0, 2))
+			];
 		}
 
-		return [
-			ItemFactory::get(Item::STICK, 0, mt_rand(0, 2))
-		];
+		return parent::getDrops($item);
 	}
 }

src/pocketmine/block/Diamond.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Diamond extends Solid{
 
@@ -43,14 +42,10 @@ class Diamond extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
 	}
 }

src/pocketmine/block/DiamondOre.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class DiamondOre extends Solid{
 
@@ -44,16 +44,16 @@ class DiamondOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return [
-				ItemFactory::get(Item::DIAMOND, 0, 1)
-			];
-		}
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
+	}
 
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::DIAMOND, 0, 1)
+		];
 	}
 }

src/pocketmine/block/Dirt.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\Player;
 
 class Dirt extends Solid{
@@ -40,7 +39,7 @@ class Dirt extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function getName() : string{

src/pocketmine/block/DoublePlant.php

@@ -109,19 +109,25 @@ class DoublePlant extends Flowable{
 		return 0x07;
 	}
 
+	public function getToolType() : int{
+		return ($this->meta === 2 or $this->meta === 3) ? BlockToolType::TYPE_SHEARS : BlockToolType::TYPE_NONE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return ($this->meta === 2 or $this->meta === 3) ? 1 : 0; //only grass or fern require shears
+	}
+
 	public function getDrops(Item $item) : array{
 		if($this->meta & self::BITFLAG_TOP){
-			if(!$item->isShears() and ($this->meta === 2 or $this->meta === 3)){ //grass or fern
-				if(mt_rand(0, 24) === 0){
-					return [
-						ItemFactory::get(Item::SEEDS, 0, 1)
-					];
-				}
-
-				return [];
+			if($this->isCompatibleWithTool($item)){
+				return parent::getDrops($item);
 			}
 
-			return parent::getDrops($item);
+			if(mt_rand(0, 24) === 0){
+				return [
+					ItemFactory::get(Item::SEEDS, 0, 1)
+				];
+			}
 		}
 
 		return [];

src/pocketmine/block/DoubleSlab.php

@@ -38,7 +38,7 @@ abstract class DoubleSlab extends Solid{
 		return "Double " . BlockFactory::get($this->getSlabId(), $this->getVariant())->getName() . " Slab";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get($this->getSlabId(), $this->getVariant(), 2)
 		];

src/pocketmine/block/DoubleStoneSlab.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class DoubleStoneSlab extends DoubleSlab{
 
@@ -39,15 +38,10 @@ class DoubleStoneSlab extends DoubleSlab{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
-
 }

src/pocketmine/block/DoubleWoodenSlab.php

@@ -23,8 +23,6 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
-
 class DoubleWoodenSlab extends DoubleSlab{
 
 	protected $id = self::DOUBLE_WOODEN_SLAB;
@@ -38,6 +36,6 @@ class DoubleWoodenSlab extends DoubleSlab{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 }

src/pocketmine/block/Emerald.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Emerald extends Solid{
 
@@ -39,18 +38,14 @@ class Emerald extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
 	}
 
 	public function getName() : string{
 		return "Emerald Block";
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/EmeraldOre.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class EmeraldOre extends Solid{
 
@@ -40,20 +40,20 @@ class EmeraldOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
 	}
 
 	public function getHardness() : float{
 		return 3;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return [
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
 				ItemFactory::get(Item::EMERALD, 0, 1)
-			];
-		}
-
-		return [];
+		];
 	}
 }

src/pocketmine/block/EnchantingTable.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\inventory\EnchantInventory;
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 use pocketmine\tile\EnchantTable as TileEnchantTable;
@@ -60,7 +60,11 @@ class EnchantingTable extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function onActivate(Item $item, Player $player = null) : bool{
@@ -72,12 +76,4 @@ class EnchantingTable extends Transparent{
 
 		return true;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/EndStone.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class EndStone extends Solid{
 
@@ -38,7 +38,11 @@ class EndStone extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{

src/pocketmine/block/EndStoneBricks.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class EndStoneBricks extends Solid{
 
@@ -43,15 +42,10 @@ class EndStoneBricks extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
-
 }

src/pocketmine/block/EnderChest.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 use pocketmine\tile\EnderChest as TileEnderChest;
@@ -52,7 +52,11 @@ class EnderChest extends Chest{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function place(Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, Player $player = null) : bool{
@@ -97,12 +101,10 @@ class EnderChest extends Chest{
 		return true;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return [ItemFactory::get(Item::OBSIDIAN, 0, 8)];
-		}
-
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::OBSIDIAN, 0, 8)
+		];
 	}
 
 	public function getFuelTime() : int{

src/pocketmine/block/Farmland.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
@@ -47,7 +46,7 @@ class Farmland extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function ticksRandomly() : bool{
@@ -108,7 +107,7 @@ class Farmland extends Transparent{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::DIRT, 0, 1)
 		];

src/pocketmine/block/FenceGate.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\level\sound\DoorSound;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
@@ -37,7 +36,7 @@ class FenceGate extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
 

src/pocketmine/block/Fire.php

@@ -79,7 +79,7 @@ class Fire extends Flowable{
 		}
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 

src/pocketmine/block/FlowerPot.php

@@ -96,8 +96,8 @@ class FlowerPot extends Flowable{
 		return true;
 	}
 
-	public function getDrops(Item $item) : array{
-		$items = parent::getDrops($item);
+	public function getDropsForCompatibleTool(Item $item) : array{
+		$items = parent::getDropsForCompatibleTool($item);
 
 		$tile = $this->getLevel()->getTile($this);
 		if($tile instanceof TileFlowerPot){

src/pocketmine/block/Glass.php

@@ -41,7 +41,7 @@ class Glass extends Transparent{
 		return 0.3;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 }

src/pocketmine/block/GlassPane.php

@@ -41,7 +41,7 @@ class GlassPane extends Thin{
 		return 0.3;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 }

src/pocketmine/block/GlazedTerracotta.php

@@ -25,7 +25,7 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 
@@ -36,7 +36,11 @@ class GlazedTerracotta extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function place(Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, Player $player = null) : bool{
@@ -56,12 +60,4 @@ class GlazedTerracotta extends Solid{
 	public function getVariantBitmask() : int{
 		return 0;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/GlowingObsidian.php

@@ -24,6 +24,8 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 
+use pocketmine\item\TieredTool;
+
 class GlowingObsidian extends Solid{
 
 	protected $id = self::GLOWING_OBSIDIAN;
@@ -47,4 +49,12 @@ class GlowingObsidian extends Solid{
 	public function getBlastResistance() : float{
 		return 50;
 	}
+
+	public function getToolType() : int{
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_DIAMOND;
+	}
 }

src/pocketmine/block/Glowstone.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 
 class Glowstone extends Transparent{
 
@@ -44,14 +43,14 @@ class Glowstone extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
 	public function getLightLevel() : int{
 		return 15;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::GLOWSTONE_DUST, 0, mt_rand(2, 4))
 		];

src/pocketmine/block/Gold.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Gold extends Solid{
 
@@ -43,14 +42,10 @@ class Gold extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
 	}
 }

src/pocketmine/block/GoldOre.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class GoldOre extends Solid{
 
@@ -43,14 +42,10 @@ class GoldOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
 	}
 }

src/pocketmine/block/Grass.php

@@ -26,7 +26,6 @@ namespace pocketmine\block;
 use pocketmine\event\block\BlockSpreadEvent;
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\generator\object\TallGrass as TallGrassObject;
 use pocketmine\level\Level;
 use pocketmine\math\Vector3;
@@ -50,10 +49,10 @@ class Grass extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::DIRT, 0, 1)
 		];

src/pocketmine/block/GrassPath.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
@@ -43,7 +42,7 @@ class GrassPath extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	protected function recalculateBoundingBox() : ?AxisAlignedBB{
@@ -70,7 +69,7 @@ class GrassPath extends Transparent{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::DIRT, 0, 1)
 		];

src/pocketmine/block/Gravel.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 
 class Gravel extends Fallable{
 
@@ -44,17 +43,17 @@ class Gravel extends Fallable{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		if(mt_rand(1, 10) === 1){
 			return [
 				ItemFactory::get(Item::FLINT, 0, 1)
 			];
 		}
 
-		return parent::getDrops($item);
+		return parent::getDropsForCompatibleTool($item);
 	}
 
 }

src/pocketmine/block/HardenedClay.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class HardenedClay extends Solid{
 
@@ -38,7 +38,11 @@ class HardenedClay extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{

src/pocketmine/block/Ice.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\Player;
 
@@ -53,7 +52,7 @@ class Ice extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
 	public function onBreak(Item $item, Player $player = null) : bool{
@@ -75,7 +74,7 @@ class Ice extends Transparent{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 }

src/pocketmine/block/Iron.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Iron extends Solid{
 
@@ -39,18 +38,14 @@ class Iron extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_STONE;
 	}
 
 	public function getHardness() : float{
 		return 5;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_STONE){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/IronBars.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class IronBars extends Thin{
 
@@ -43,20 +42,15 @@ class IronBars extends Thin{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getVariantBitmask() : int{
 		return 0;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
-
 }
 

src/pocketmine/block/IronDoor.php

@@ -24,7 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class IronDoor extends Door{
 
@@ -41,18 +41,14 @@ class IronDoor extends Door{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{
 		return 5;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/IronOre.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class IronOre extends Solid{
 
@@ -39,18 +38,14 @@ class IronOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_STONE;
 	}
 
 	public function getHardness() : float{
 		return 3;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_STONE){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/IronTrapdoor.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class IronTrapdoor extends Trapdoor{
 
@@ -38,6 +38,10 @@ class IronTrapdoor extends Trapdoor{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 }

src/pocketmine/block/ItemFrame.php

@@ -99,8 +99,8 @@ class ItemFrame extends Flowable{
 		return 0;
 	}
 
-	public function getDrops(Item $item) : array{
-		$drops = parent::getDrops($item);
+	public function getDropsForCompatibleTool(Item $item) : array{
+		$drops = parent::getDropsForCompatibleTool($item);
 
 		$tile = $this->level->getTile($this);
 		if($tile instanceof TileItemFrame){

src/pocketmine/block/Ladder.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\entity\Entity;
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\math\AxisAlignedBB;
 use pocketmine\math\Vector3;
@@ -122,7 +121,7 @@ class Ladder extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
 	public function getVariantBitmask() : int{

src/pocketmine/block/Lapis.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Lapis extends Solid{
 
@@ -39,19 +38,14 @@ class Lapis extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_STONE;
 	}
 
 	public function getHardness() : float{
 		return 3;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_STONE){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
-
 }

src/pocketmine/block/LapisOre.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class LapisOre extends Solid{
 
@@ -40,21 +40,21 @@ class LapisOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_STONE;
 	}
 
 	public function getName() : string{
 		return "Lapis Lazuli Ore";
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_STONE){
-			return [
-				ItemFactory::get(Item::DYE, 4, mt_rand(4, 8))
-			];
-		}
-
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::DYE, 4, mt_rand(4, 8))
+		];
 	}
 
 }

src/pocketmine/block/Leaves.php

@@ -26,7 +26,6 @@ namespace pocketmine\block;
 use pocketmine\event\block\LeavesDecayEvent;
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
@@ -51,7 +50,7 @@ class Leaves extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHEARS;
+		return BlockToolType::TYPE_SHEARS;
 	}
 
 	public function getName() : string{
@@ -174,19 +173,19 @@ class Leaves extends Transparent{
 	}
 
 	public function getDrops(Item $item) : array{
-		if($item->isShears()){
-			return parent::getDrops($item);
+		if(!$this->isCompatibleWithTool($item)){
+			$drops = [];
+			if(mt_rand(1, 20) === 1){ //Saplings
+				$drops[] = $this->getSaplingItem();
+			}
+			if($this->canDropApples() and mt_rand(1, 200) === 1){ //Apples
+				$drops[] = ItemFactory::get(Item::APPLE, 0, 1);
+			}
+
+			return $drops;
 		}
 
-		$drops = [];
-		if(mt_rand(1, 20) === 1){ //Saplings
-			$drops[] = $this->getSaplingItem();
-		}
-		if($this->canDropApples() and mt_rand(1, 200) === 1){ //Apples
-			$drops[] = ItemFactory::get(Item::APPLE, 0, 1);
-		}
-
-		return $drops;
+		return parent::getDrops($item);
 	}
 
 	public function getSaplingItem() : Item{

src/pocketmine/block/Lever.php

@@ -34,4 +34,8 @@ class Lever extends Flowable{
 	public function getName() : string{
 		return "Lever";
 	}
+
+	public function getHardness() : float{
+		return 0.5;
+	}
 }

src/pocketmine/block/Liquid.php

@@ -72,7 +72,7 @@ abstract class Liquid extends Transparent{
 		return null;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 

src/pocketmine/block/Magma.php

@@ -26,8 +26,7 @@ namespace pocketmine\block;
 use pocketmine\entity\Entity;
 use pocketmine\event\entity\EntityDamageByBlockEvent;
 use pocketmine\event\entity\EntityDamageEvent;
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Magma extends Solid{
 
@@ -46,7 +45,11 @@ class Magma extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getLightLevel() : int{
@@ -63,13 +66,4 @@ class Magma extends Solid{
 			$entity->attack($ev);
 		}
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
-
 }

src/pocketmine/block/Melon.php

@@ -25,7 +25,6 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 
 class Melon extends Transparent{
 
@@ -44,10 +43,10 @@ class Melon extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::MELON_SLICE, 0, mt_rand(3, 7))
 		];

src/pocketmine/block/MelonStem.php

@@ -83,7 +83,7 @@ class MelonStem extends Crops{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::MELON_SEEDS, 0, mt_rand(0, 2))
 		];

src/pocketmine/block/MonsterSpawner.php

@@ -24,7 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class MonsterSpawner extends Transparent{
 
@@ -39,14 +39,18 @@ class MonsterSpawner extends Transparent{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
 		return "Monster Spawner";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [];
 	}
 }

src/pocketmine/block/Mycelium.php

@@ -26,7 +26,6 @@ namespace pocketmine\block;
 use pocketmine\event\block\BlockSpreadEvent;
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
 use pocketmine\level\Level;
 use pocketmine\math\Vector3;
 use pocketmine\Server;
@@ -44,14 +43,14 @@ class Mycelium extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function getHardness() : float{
 		return 0.6;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::DIRT, 0, 1)
 		];

src/pocketmine/block/NetherBrick.php

@@ -23,24 +23,19 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class NetherBrick extends Solid{
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{
 		return 2;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/NetherBrickFence.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class NetherBrickFence extends Fence{
 
@@ -35,18 +34,14 @@ class NetherBrickFence extends Fence{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
 		return "Nether Brick Fence";
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/NetherBrickStairs.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class NetherBrickStairs extends Stair{
 
@@ -42,7 +42,11 @@ class NetherBrickStairs extends Stair{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 }

src/pocketmine/block/NetherQuartzOre.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class NetherQuartzOre extends Solid{
 
@@ -44,17 +44,17 @@ class NetherQuartzOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return [
-				ItemFactory::get(Item::QUARTZ, 0, 1)
-			];
-		}
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
+	}
 
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::QUARTZ, 0, 1)
+		];
 	}
 
 }

src/pocketmine/block/NetherReactor.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class NetherReactor extends Solid{
 	protected $id = Block::NETHER_REACTOR;
@@ -44,22 +44,22 @@ class NetherReactor extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{
 		return 3;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return [
-				ItemFactory::get(Item::IRON_INGOT, 0, 6),
-				ItemFactory::get(Item::DIAMOND, 0, 3)
-			];
-		}
-
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::IRON_INGOT, 0, 6),
+			ItemFactory::get(Item::DIAMOND, 0, 3)
+		];
 	}
 
 }

src/pocketmine/block/NetherWartPlant.php

@@ -85,7 +85,7 @@ class NetherWartPlant extends Flowable{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get($this->getItemId(), 0, ($this->getDamage() === 3 ? mt_rand(2, 4) : 1))
 		];

src/pocketmine/block/Netherrack.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Netherrack extends Solid{
 
@@ -43,14 +42,10 @@ class Netherrack extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 }

src/pocketmine/block/NoteBlock.php

@@ -38,4 +38,12 @@ class NoteBlock extends Solid{
 	public function getFuelTime() : int{
 		return 300;
 	}
+
+	public function getHardness() : float{
+		return 0.8;
+	}
+
+	public function getToolType() : int{
+		return BlockToolType::TYPE_AXE;
+	}
 }

src/pocketmine/block/Obsidian.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Obsidian extends Solid{
 
@@ -39,7 +38,11 @@ class Obsidian extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_DIAMOND;
 	}
 
 	public function getHardness() : float{
@@ -49,12 +52,4 @@ class Obsidian extends Solid{
 	public function getBlastResistance() : float{
 		return 6000;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_DIAMOND){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/PackedIce.php

@@ -23,8 +23,6 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
-
 class PackedIce extends Solid{
 
 	protected $id = self::PACKED_ICE;
@@ -46,7 +44,7 @@ class PackedIce extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
 }

src/pocketmine/block/Planks.php

@@ -23,8 +23,6 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
-
 class Planks extends Solid{
 	public const OAK = 0;
 	public const SPRUCE = 1;
@@ -44,7 +42,7 @@ class Planks extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
 	public function getName() : string{

src/pocketmine/block/Podzol.php

@@ -23,8 +23,6 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
-
 class Podzol extends Solid{
 
 	protected $id = self::PODZOL;
@@ -34,7 +32,7 @@ class Podzol extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function getName() : string{

src/pocketmine/block/Potato.php

@@ -38,7 +38,7 @@ class Potato extends Crops{
 		return "Potato Block";
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::POTATO, 0, $this->getDamage() >= 0x07 ? mt_rand(1, 4) : 1)
 		];

src/pocketmine/block/Prismarine.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Prismarine extends Solid{
 
@@ -52,18 +51,14 @@ class Prismarine extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getVariantBitmask() : int{
 		return 0x03;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/Pumpkin.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 
@@ -41,7 +40,7 @@ class Pumpkin extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
 	public function getName() : string{

src/pocketmine/block/PumpkinStem.php

@@ -83,7 +83,7 @@ class PumpkinStem extends Crops{
 		return false;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::PUMPKIN_SEEDS, 0, mt_rand(0, 2))
 		];

src/pocketmine/block/PurpurStairs.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class PurpurStairs extends Stair{
 
@@ -38,7 +38,11 @@ class PurpurStairs extends Stair{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getHardness() : float{

src/pocketmine/block/Quartz.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\block\utils\PillarRotationHelper;
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
 
@@ -62,18 +62,14 @@ class Quartz extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getVariantBitmask() : int{
 		return 0x03;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/QuartzStairs.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class QuartzStairs extends Stair{
 
@@ -38,7 +38,11 @@ class QuartzStairs extends Stair{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{

src/pocketmine/block/RedMushroomBlock.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\block;
 
 use pocketmine\item\Item;
-use pocketmine\item\Tool;
 
 class RedMushroomBlock extends Solid{
 
@@ -43,10 +42,10 @@ class RedMushroomBlock extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_AXE;
+		return BlockToolType::TYPE_AXE;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			Item::get(Item::RED_MUSHROOM, 0, mt_rand(0, 2))
 		];

src/pocketmine/block/Redstone.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Redstone extends Solid{
 
@@ -39,18 +38,14 @@ class Redstone extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{
 		return "Redstone Block";
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
 }

src/pocketmine/block/RedstoneOre.php

@@ -25,7 +25,7 @@ namespace pocketmine\block;
 
 use pocketmine\item\Item;
 use pocketmine\item\ItemFactory;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 use pocketmine\level\Level;
 use pocketmine\math\Vector3;
 use pocketmine\Player;
@@ -61,16 +61,16 @@ class RedstoneOre extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
 	}
 
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_IRON){
-			return [
-				ItemFactory::get(Item::REDSTONE_DUST, 0, mt_rand(4, 5))
-			];
-		}
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_IRON;
+	}
 
-		return [];
+	public function getDropsForCompatibleTool(Item $item) : array{
+		return [
+			ItemFactory::get(Item::REDSTONE_DUST, 0, mt_rand(4, 5))
+		];
 	}
 }

src/pocketmine/block/Sand.php

@@ -23,8 +23,6 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
-
 class Sand extends Fallable{
 
 	protected $id = self::SAND;
@@ -38,7 +36,7 @@ class Sand extends Fallable{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_SHOVEL;
+		return BlockToolType::TYPE_SHOVEL;
 	}
 
 	public function getName() : string{

src/pocketmine/block/Sandstone.php

@@ -23,8 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Item;
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class Sandstone extends Solid{
 
@@ -52,19 +51,14 @@ class Sandstone extends Solid{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getVariantBitmask() : int{
 		return 0x03;
 	}
-
-	public function getDrops(Item $item) : array{
-		if($item->isPickaxe() >= Tool::TIER_WOODEN){
-			return parent::getDrops($item);
-		}
-
-		return [];
-	}
-
 }

src/pocketmine/block/SandstoneStairs.php

@@ -23,7 +23,7 @@ declare(strict_types=1);
 
 namespace pocketmine\block;
 
-use pocketmine\item\Tool;
+use pocketmine\item\TieredTool;
 
 class SandstoneStairs extends Stair{
 
@@ -38,7 +38,11 @@ class SandstoneStairs extends Stair{
 	}
 
 	public function getToolType() : int{
-		return Tool::TYPE_PICKAXE;
+		return BlockToolType::TYPE_PICKAXE;
+	}
+
+	public function getToolHarvestLevel() : int{
+		return TieredTool::TIER_WOODEN;
 	}
 
 	public function getName() : string{

src/pocketmine/block/SeaLantern.php

@@ -46,7 +46,7 @@ class SeaLantern extends Transparent{
 		return 15;
 	}
 
-	public function getDrops(Item $item) : array{
+	public function getDropsForCompatibleTool(Item $item) : array{
 		return [
 			ItemFactory::get(Item::PRISMARINE_CRYSTALS, 0, 3)
 		];