From c080f819d2af3cc8c71d39c222a249e4df5e6f67 Mon Sep 17 00:00:00 2001
From: 12xx12 <44411062+12xx12@users.noreply.github.com>
Date: Sun, 11 Oct 2020 17:27:41 +0200
Subject: Adding Silverfish Spawning Blocks (#4946)

* added breaking, spawning, animation

* checkstyle

* added undocumented API symbols

* added changes suggested by @peterbell10

* added natural ore like generation

* fixed spawning two silverfishes

* fixed clang

* fixed clang try 2

* updated comment
unified offset

* final clang fix

* added spawning for more silverfishes if one was damaged

* fixed spawning on one hit kill

* fixed spawning on one hit kill
fixed spawning by potion damage

* fixed clang

* fixed broken build

* fixed broken build

* I should read the error message properly
fixed build now?

* added small changes suggested by @peterbell10

Co-authored-by: 12xx12 <12xx12100@gmail.com>
---
 src/Blocks/BlockHandler.cpp |  3 +-
 src/Blocks/BlockInfested.h  | 88 +++++++++++++++++++++++++++++++++++++++++++++
 src/Blocks/CMakeLists.txt   |  1 +
 3 files changed, 91 insertions(+), 1 deletion(-)
 create mode 100644 src/Blocks/BlockInfested.h

(limited to 'src/Blocks')

diff --git a/src/Blocks/BlockHandler.cpp b/src/Blocks/BlockHandler.cpp
index 8925449e6..6342c80fb 100644
--- a/src/Blocks/BlockHandler.cpp
+++ b/src/Blocks/BlockHandler.cpp
@@ -56,6 +56,7 @@
 #include "BlockMelon.h"
 #include "BlockMobHead.h"
 #include "BlockMobSpawner.h"
+#include "BlockInfested.h"
 #include "BlockMushroom.h"
 #include "BlockMycelium.h"
 #include "BlockNetherWart.h"
@@ -297,7 +298,7 @@ namespace
 	constexpr cDefaultBlockHandler            BlockHugeRedMushroomHandler       (E_BLOCK_HUGE_RED_MUSHROOM);
 	constexpr cBlockIceHandler                BlockIceHandler                   (E_BLOCK_ICE);
 	constexpr cBlockComparatorHandler         BlockInactiveComparatorHandler    (E_BLOCK_INACTIVE_COMPARATOR);
-	constexpr cDefaultBlockHandler            BlockInfestedBlockHandler         (E_BLOCK_SILVERFISH_EGG);
+	constexpr cBlockInfestedHandler           BlockInfestedBlockHandler         (E_BLOCK_SILVERFISH_EGG);
 	constexpr cDefaultBlockHandler            BlockIronBarsHandler              (E_BLOCK_IRON_BARS);
 	constexpr cDefaultBlockHandler            BlockIronBlockHandler             (E_BLOCK_IRON_BLOCK);
 	constexpr cBlockDoorHandler               BlockIronDoorHandler              (E_BLOCK_IRON_DOOR);
diff --git a/src/Blocks/BlockInfested.h b/src/Blocks/BlockInfested.h
new file mode 100644
index 000000000..d2b634dd0
--- /dev/null
+++ b/src/Blocks/BlockInfested.h
@@ -0,0 +1,88 @@
+
+// BlockInfested.h
+
+#include "../Entities/Player.h"
+
+/* This Block Handler describes the blocks spawning silver fishes. Mojang calls them monster egg */
+
+class cBlockInfestedHandler final:
+	public cBlockHandler
+{
+	using Super = cBlockHandler;
+
+public:
+
+	using Super::Super;
+
+	static void SpawnSilverfish(cWorldInterface & a_WorldInterface, Vector3i a_BlockPos)
+	{
+		auto Pos = Vector3f(a_BlockPos.x - 0.5f, a_BlockPos.y - 0.5f, a_BlockPos.z - 0.5f);
+		// TODO: only display animation if the difficulty allows mob spawns - Add when difficulty is implemented
+		// Spawn Silverfish
+		a_WorldInterface.SpawnMob(Pos.x, Pos.y, Pos.z, mtSilverfish, false);
+		// Play particle
+		a_WorldInterface.GetBroadcastManager().BroadcastParticleEffect("explode", Pos, Vector3f(), 0.1f, 50);
+	}
+
+private:
+
+	virtual cItems ConvertToPickups(NIBBLETYPE a_BlockMeta, const cEntity * a_Digger, const cItem * a_Tool) const override
+	{
+		switch (a_BlockMeta)
+		{
+			case E_META_SILVERFISH_EGG_STONE:
+			{
+				if (ToolHasSilkTouch(a_Tool))
+				{
+					return cItem(E_BLOCK_STONE);
+				}
+				else
+				{
+					return cItem(E_BLOCK_COBBLESTONE);
+				}
+			}
+			case E_META_SILVERFISH_EGG_COBBLESTONE:          return cItem(E_BLOCK_COBBLESTONE);
+			case E_META_SILVERFISH_EGG_STONE_BRICK:          return cItem(E_BLOCK_STONE_BRICKS);
+			case E_META_SILVERFISH_EGG_MOSSY_STONE_BRICK:    return cItem(E_BLOCK_STONE_BRICKS, 1, E_META_STONE_BRICK_MOSSY);
+			case E_META_SILVERFISH_EGG_CRACKED_STONE_BRICK:  return cItem(E_BLOCK_STONE_BRICKS, 1, E_META_STONE_BRICK_CRACKED);
+			case E_META_SILVERFISH_EGG_CHISELED_STONE_BRICK: return cItem(E_BLOCK_STONE_BRICKS, 1, E_META_STONE_BRICK_ORNAMENT);
+		}
+		return {};
+	}
+
+
+
+
+
+	virtual void OnBroken(
+			cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface,
+			Vector3i a_BlockPos,
+			BLOCKTYPE a_OldBlockType, NIBBLETYPE a_OldBlockMeta,
+			const cEntity * a_Digger
+	) const override
+	{
+		if (a_Digger != nullptr)
+		{
+			if (a_Digger->IsPlayer())
+			{
+				const auto Player = static_cast<const cPlayer *>(a_Digger);
+				if (Player->IsGameModeCreative())
+				{
+					return;
+				}
+			}
+			if (a_Digger->IsMob())
+			{
+				return;
+			}
+		}
+		SpawnSilverfish(a_WorldInterface, a_BlockPos);
+	}
+
+
+	virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) const override
+	{
+		return 11;
+	}
+} ;
+
diff --git a/src/Blocks/CMakeLists.txt b/src/Blocks/CMakeLists.txt
index d9d6e58f1..e20bda584 100644
--- a/src/Blocks/CMakeLists.txt
+++ b/src/Blocks/CMakeLists.txt
@@ -59,6 +59,7 @@ target_sources(
 	BlockMelon.h
 	BlockMobHead.h
 	BlockMobSpawner.h
+	BlockInfested.h
 	BlockMushroom.h
 	BlockMycelium.h
 	BlockNetherrack.h
-- 
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