Add door item place action

CMakeLists.txt

@@ -101,6 +101,7 @@ add_executable(cavex
 				source/item/tool.c
 				source/item/recipe.c
 				source/item/items/item_sugarcane.c
+				source/item/items/item_door.c
 
 				source/network/client_interface.c
 				source/network/level_archive.c

source/block/blocks_data.h

@@ -99,6 +99,7 @@ enum block_type {
 	BLOCK_RAIL = 66,
 	BLOCK_STONE_STAIRS = 67,
 	BLOCK_STONE_PRESSURE_PLATE = 70,
+	BLOCK_IRON_DOOR = 71,
 	BLOCK_WOOD_PRESSURE_PLATE = 72,
 	BLOCK_REDSTONE_TORCH = 75,
 	BLOCK_SNOW = 78,

source/item/items/item_door.c

@@ -0,0 +1,95 @@
+/*
+	Copyright (c) 2024 ByteBit/xtreme8000
+
+	This file is part of CavEX.
+
+	CavEX is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	CavEX is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with CavEX.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../../network/server_local.h"
+
+static bool onItemPlace(struct server_local* s, struct item_data* it,
+						struct block_info* where, struct block_info* on,
+						enum side on_side) {
+	struct block_data b_support;
+	if(!server_world_get_block(&s->world, where->x, where->y - 1, where->z,
+							   &b_support))
+		return false;
+
+	if(!blocks[b_support.type] || blocks[b_support.type]->can_see_through)
+		return false;
+
+	struct block_data b_top;
+	if(!server_world_get_block(&s->world, where->x, where->y + 1, where->z,
+							   &b_top))
+		return false;
+
+	if(blocks[b_top.type] && !blocks[b_top.type]->place_ignore)
+		return false;
+
+	int type = (it->id == ITEM_DOOR_WOOD) ? BLOCK_WOODEN_DOOR : BLOCK_IRON_DOOR;
+	int metadata = 0;
+	double dx = s->player.x - (where->x + 0.5);
+	double dz = s->player.z - (where->z + 0.5);
+
+	if(fabs(dx) > fabs(dz)) {
+		metadata = (dx >= 0) ? 2 : 0;
+	} else {
+		metadata = (dz >= 0) ? 3 : 1;
+	}
+
+	server_world_set_block(&s->world, where->x, where->y, where->z,
+						   (struct block_data) {
+							   .type = type,
+							   .metadata = metadata,
+						   });
+	server_world_set_block(&s->world, where->x, where->y + 1, where->z,
+						   (struct block_data) {
+							   .type = type,
+							   .metadata = metadata | 0x08,
+						   });
+	return true;
+}
+
+struct item item_door_wood = {
+	.name = "Wooden Door",
+	.has_damage = false,
+	.max_stack = 1,
+	.renderItem = render_item_flat,
+	.onItemPlace = onItemPlace,
+	.armor.is_armor = false,
+	.tool.type = TOOL_TYPE_ANY,
+	.render_data = {
+		.item = {
+			.texture_x = 11,
+			.texture_y = 2,
+		},
+	},
+};
+
+struct item item_door_iron = {
+	.name = "Iron Door",
+	.has_damage = false,
+	.max_stack = 1,
+	.renderItem = render_item_flat,
+	.onItemPlace = onItemPlace,
+	.armor.is_armor = false,
+	.tool.type = TOOL_TYPE_ANY,
+	.render_data = {
+		.item = {
+			.texture_x = 12,
+			.texture_y = 2,
+		},
+	},
+};

source/item/items_object.h

@@ -1340,36 +1340,6 @@ static struct item item_apple_golden = {
 	},
 };
 
-static struct item item_door_wood = {
-	.name = "Wooden Door",
-	.has_damage = false,
-	.max_stack = 1,
-	.renderItem = render_item_flat,
-	.armor.is_armor = false,
-	.tool.type = TOOL_TYPE_ANY,
-	.render_data = {
-		.item = {
-			.texture_x = 11,
-			.texture_y = 2,
-		},
-	},
-};
-
-static struct item item_door_iron = {
-	.name = "Iron Door",
-	.has_damage = false,
-	.max_stack = 1,
-	.renderItem = render_item_flat,
-	.armor.is_armor = false,
-	.tool.type = TOOL_TYPE_ANY,
-	.render_data = {
-		.item = {
-			.texture_x = 12,
-			.texture_y = 2,
-		},
-	},
-};
-
 static struct item item_slime_ball = {
 	.name = "Slimeball",
 	.has_damage = false,
@@ -1430,4 +1400,6 @@ static struct item item_saddle = {
 	},
 };
 
-extern struct item item_sugarcane;
+extern struct item item_sugarcane;
+extern struct item item_door_wood;
+extern struct item item_door_iron;