Implement Magnetizer

2025-11-20 20:41:20 +01:00
parent f7d3ef2190
commit fe55ade9b0
3 changed files with 398 additions and 0 deletions
--- a/nodes.lua
+++ b/nodes.lua
@@ -489,3 +489,128 @@ minetest.register_craft({
 		{industrialtest.elementKeys.glass,"industrialtest:advanced_alloy",industrialtest.elementKeys.glass}
 	}
 })
+
+-- \brief Function which should be called after iron fence was constructed
+-- \param pos vector
+-- \returns nil
+local function ironFenceOnConstruct(pos)
+	local neighbours={
+		vector.offset(pos,0,-1,0),
+		vector.offset(pos,0,1,0)
+	}
+	for _,neighbourPosition in ipairs(neighbours) do
+		local meta=minetest.get_meta(neighbourPosition)
+		if meta:contains("magnetizerPosition") then
+			local magnetizerPosition=minetest.deserialize(meta:get_string("magnetizerPosition"))
+			industrialtest.Magnetizer:determineFenceRail(magnetizerPosition)
+			industrialtest.Magnetizer:determinePowerCapacity(magnetizerPosition)
+			industrialtest.Magnetizer:updateFormspec(magnetizerPosition)
+			industrialtest.Magnetizer:requestPower(magnetizerPosition)
+			break
+		end
+	end
+
+	neighbours={
+		vector.offset(pos,1,0,0),
+		vector.offset(pos,-1,0,0),
+		vector.offset(pos,0,0,1),
+		vector.offset(pos,0,0,-1)
+	}
+	for _,neighbourPosition in ipairs(neighbours) do
+		local neighbourNode=minetest.get_node(neighbourPosition)
+		if neighbourNode.name=="industrialtest:magnetizer" then
+			local meta=minetest.get_meta(neighbourPosition)
+			if not meta:contains("railPosition") then
+				industrialtest.Magnetizer:determineFenceRail(neighbourPosition)
+				industrialtest.Magnetizer:determinePowerCapacity(neighbourPosition)
+				industrialtest.Magnetizer:updateFormspec(neighbourPosition)
+				industrialtest.Magnetizer:requestPower(neighbourPosition)
+				break
+			end
+		end
+	end
+end
+
+-- \brief Function which should be called before iron fence was removed
+-- \param pos vector
+-- \returns nil
+local function ironFenceOnDestruct(pos)
+	local meta=minetest.get_meta(pos)
+	if not meta:contains("magnetizerPosition") then
+		return
+	end
+	local magnetizerPosition=minetest.deserialize(meta:get_string("magnetizerPosition"))
+	industrialtest.Magnetizer.detachFenceRail(magnetizerPosition)
+end
+
+-- \brief Function which should be called after iron fence was removed
+-- \param meta table
+-- \returns nil
+local function ironFenceDetach(meta)
+	if not meta or not meta.fields or not meta.fields.magnetizerPosition then
+		return
+	end
+	local magnetizerPosition=minetest.deserialize(meta.fields.magnetizerPosition)
+	industrialtest.Magnetizer:determineFenceRail(magnetizerPosition)
+	industrialtest.Magnetizer:determinePowerCapacity(magnetizerPosition)
+	industrialtest.Magnetizer:updateFormspec(magnetizerPosition)
+end
+
+if industrialtest.mtgAvailable then
+	local inventoryImage="default_fence_overlay.png^default_steel_block.png^default_fence_overlay.png^[makealpha:255,126,126"
+	default.register_fence("industrialtest:iron_fence",{
+		description=S("Iron Fence"),
+		texture="default_steel_block.png",
+		inventory_image=inventoryImage,
+		wield_image=inventoryImage,
+		groups={
+			cracky=1,
+			level=2,
+			_industrialtest_metalFence=1
+		},
+		sounds=default.node_sound_metal_defaults(),
+		connects_to={
+			"group:fence",
+			"group:wood",
+			"group:tree",
+			"group:wall",
+			"industrialtest:magnetizer"
+		},
+		on_construct=ironFenceOnConstruct,
+		on_destruct=ironFenceOnDestruct,
+		after_dig_node=function(pos,oldnode,oldmeta)
+			ironFenceDetach(oldmeta)
+		end
+	})
+	minetest.register_craft({
+		type="shaped",
+		output="industrialtest:iron_fence 4",
+		recipe={
+			{"industrialtest:iron_plate","industrialtest:iron_plate","industrialtest:iron_plate"},
+			{"industrialtest:iron_plate","industrialtest:iron_plate","industrialtest:iron_plate"}
+		}
+	})
+elseif industrialtest.mclAvailable then
+	mcl_fences.register_fence_def("iron_fence",{
+		description=S("Iron Fence"),
+		tiles={"default_steel_block.png"},
+		groups={
+			_industrialtest_metalFence=1
+		},
+		connects_to={
+			"group:fence",
+			"group:fence_gate",
+			"group:solid",
+			"industrialtest:magnetizer"
+		},
+		on_construct=ironFenceOnConstruct,
+		on_destruct=ironFenceOnDestruct,
+		after_destruct=function(pos,oldnode,oldmeta)
+			ironFenceDetach(oldmeta)
+		end,
+		_mcl_fences_baseitem="industrialtest:iron_plate",
+		_mcl_fences_stickreplacer="industrialtest:iron_plate"
+	})
+	-- mcl_fences.register_fence_def registers fences in it's own namespace so register alias here to keep compatibility
+	minetest.register_alias("industrialtest:iron_fence","mcl_fences:iron_fence")
+end