From a8daa417c485ee20716ec050d4c676b5c91af773 Mon Sep 17 00:00:00 2001
From: David Leal <halfpacho@gmail.com>
Date: Fri, 12 Jun 2020 20:39:00 +0200
Subject: [PATCH] Add GitHub workflow and luacheck (#545)

---
 technic/tools/mining_drill.lua |  578 ++++++++++++++++++++++++++++++---------------------------
 1 files changed, 306 insertions(+), 272 deletions(-)

diff --git a/technic/tools/mining_drill.lua b/technic/tools/mining_drill.lua
index 860127f..e54e73d 100644
--- a/technic/tools/mining_drill.lua
+++ b/technic/tools/mining_drill.lua
@@ -1,54 +1,171 @@
-local mining_drill_max_charge=60000
-local mining_drill_mk2_max_charge=240000
-local mining_drill_mk3_max_charge=960000
-local mining_drill_power_usage=200
-local mining_drill_mk2_power_usage=600
-local mining_drill_mk3_power_usage=1800
+local max_charge = {50000, 200000, 650000}
+local power_usage_per_node = {200, 500, 800}
+
+local S = technic.getter
 
 minetest.register_craft({
 	output = 'technic:mining_drill',
 	recipe = {
-		{'technic:stainless_steel_ingot', 	'technic:diamond_drill_head', 	'technic:stainless_steel_ingot'},
-		{'technic:stainless_steel_ingot', 	'technic:motor', 				'technic:stainless_steel_ingot'},
-		{'',								'technic:red_energy_crystal', 	'moreores:copper_ingot'},
+		{'default:tin_ingot',             'technic:diamond_drill_head', 'default:tin_ingot'},
+		{'technic:stainless_steel_ingot', 'basic_materials:motor',              'technic:stainless_steel_ingot'},
+		{'',                              'technic:red_energy_crystal', 'default:copper_ingot'},
 	}
 })
 minetest.register_craft({
 	output = 'technic:mining_drill_mk2',
 	recipe = {
-		{'technic:diamond_drill_head', 		'technic:diamond_drill_head', 	'technic:diamond_drill_head'},
-		{'technic:stainless_steel_ingot', 	'technic:mining_drill', 		'technic:stainless_steel_ingot'},
-		{'', 								'technic:green_energy_crystal', ''},
+		{'technic:diamond_drill_head',    'technic:diamond_drill_head',   'technic:diamond_drill_head'},
+		{'technic:stainless_steel_ingot', 'technic:mining_drill',         'technic:stainless_steel_ingot'},
+		{'',                              'technic:green_energy_crystal', ''},
 	}
 })
 minetest.register_craft({
 	output = 'technic:mining_drill_mk3',
 	recipe = {
-		{'technic:diamond_drill_head', 		'technic:diamond_drill_head', 	'technic:diamond_drill_head'},
-		{'technic:stainless_steel_ingot', 	'technic:mining_drill_mk2', 	'technic:stainless_steel_ingot'},
-		{'', 								'technic:blue_energy_crystal', 	''},
+		{'technic:diamond_drill_head',    'technic:diamond_drill_head',  'technic:diamond_drill_head'},
+		{'technic:stainless_steel_ingot', 'technic:mining_drill_mk2',    'technic:stainless_steel_ingot'},
+		{'',                              'technic:blue_energy_crystal', ''},
 	}
 })
+for i = 1, 4 do
+	minetest.register_craft({
+		output = 'technic:mining_drill_mk3',
+		recipe = {
+			{'technic:diamond_drill_head',    'technic:diamond_drill_head',   'technic:diamond_drill_head'},
+			{'technic:stainless_steel_ingot', 'technic:mining_drill_mk2_'..i, 'technic:stainless_steel_ingot'},
+			{'',                              'technic:blue_energy_crystal',  ''},
+		}
+	})
+end
 
-function drill_dig_it (pos, player,drill_type,mode)
-	
-	local charge
+local mining_drill_mode_text = {
+	{S("Single node.")},
+	{S("3 nodes deep.")},
+	{S("3 nodes wide.")},
+	{S("3 nodes tall.")},
+	{S("3x3 nodes.")},
+}
 
-	if mode==1 then
-		drill_dig_it0 (pos,player)
+local function drill_dig_it0 (pos,player)
+	if minetest.is_protected(pos, player:get_player_name()) then
+		minetest.record_protection_violation(pos, player:get_player_name())
+		return
 	end
-	
-	if mode==2 then -- 3 deep
-		dir=drill_dig_it1(player)
-		if dir==0 then -- x+
-			drill_dig_it0 (pos,player)
-			pos.x=pos.x+1
-			drill_dig_it0 (pos,player)
-			pos.x=pos.x+1
-			drill_dig_it0 (pos,player)
+	local node=minetest.get_node(pos)
+	if node.name == "air" or node.name == "ignore" then return end
+	if node.name == "default:lava_source" then return end
+	if node.name == "default:lava_flowing" then return end
+	if node.name == "default:water_source" then minetest.remove_node(pos) return end
+	if node.name == "default:water_flowing" then minetest.remove_node(pos) return end
+	minetest.node_dig(pos,node,player)
+end
+
+local function drill_dig_it1 (player)
+	local dir=player:get_look_dir()
+	if math.abs(dir.x)>math.abs(dir.z) then
+		if dir.x>0 then return 0 end
+		return 1
+	end
+	if dir.z>0 then return 2 end
+	return 3
+end
+
+local function drill_dig_it2 (pos,player)
+	pos.y=pos.y+1
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z+1
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z-2
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z+1
+	pos.y=pos.y-1
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z+1
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z-2
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z+1
+	pos.y=pos.y-1
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z+1
+	drill_dig_it0 (pos,player)
+	pos.z=pos.z-2
+	drill_dig_it0 (pos,player)
+end
+
+local function drill_dig_it3 (pos,player)
+	pos.y=pos.y+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x-2
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	pos.y=pos.y-1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x-2
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	pos.y=pos.y-1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x-2
+	drill_dig_it0 (pos,player)
+end
+
+local function drill_dig_it4 (pos,player)
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x-2
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	pos.z=pos.z+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x-2
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	pos.z=pos.z-2
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x+1
+	drill_dig_it0 (pos,player)
+	pos.x=pos.x-2
+	drill_dig_it0 (pos,player)
+end
+
+local function cost_to_use(drill_type, mode)
+	local mult
+	if mode == 1 then
+		mult = 1
+	elseif mode <= 4 then
+		mult = 3
+	else
+		mult = 9
+	end
+	return power_usage_per_node[drill_type] * mult
+end
+
+local function drill_dig_it(pos, player, mode)
+	if mode == 1 then
+		drill_dig_it0(pos, player)
+	end
+
+	if mode == 2 then -- 3 deep
+		local dir = drill_dig_it1(player)
+		if dir == 0 then -- x+
+			drill_dig_it0(pos, player)
+			pos.x = pos.x + 1
+			drill_dig_it0(pos, player)
+			pos.x = pos.x + 1
+			drill_dig_it0(pos, player)
 		end
-		if dir==1 then  -- x-
-			drill_dig_it0 (pos,player)
+		if dir == 1 then  -- x-
+			drill_dig_it0(pos, player)
 			pos.x=pos.x-1
 			drill_dig_it0 (pos,player)
 			pos.x=pos.x-1
@@ -63,15 +180,15 @@
 		end
 		if dir==3 then  -- z-
 			drill_dig_it0 (pos,player)
-			pos.z=pos.z+1
+			pos.z=pos.z-1
 			drill_dig_it0 (pos,player)
-			pos.z=pos.z+1
+			pos.z=pos.z-1
 			drill_dig_it0 (pos,player)
 		end
 	end
-	
+
 	if mode==3 then -- 3 wide
-		dir=drill_dig_it1(player)
+		local dir = drill_dig_it1(player)
 		if dir==0 or dir==1 then -- x
 			drill_dig_it0 (pos,player)
 			pos.z=pos.z+1
@@ -87,12 +204,12 @@
 			drill_dig_it0 (pos,player)
 		end
 	end
-	
+
 	if mode==4 then -- 3 tall, selected in the middle
 		drill_dig_it0 (pos,player)
-		pos.y=pos.y+1
+		pos.y=pos.y-1
 		drill_dig_it0 (pos,player)
-		pos.y=pos.y-2
+		pos.y=pos.y-1
 		drill_dig_it0 (pos,player)
 	end
 
@@ -110,275 +227,192 @@
 		drill_dig_it4(pos,player)
 		end
 	end
-	
-	if drill_type==1 then charge=mining_drill_power_usage end
-	if drill_type==2 then 
-		if  mode==1 then charge=mining_drill_mk2_power_usage end
-		if (mode==2 or mode==3 or mode==4) then charge=mining_drill_mk2_power_usage*3 end
-	end
-	if drill_type==3 then 
-		if  mode==1 then charge=mining_drill_power_usage end
-		if (mode==2 or mode==3 or mode==4) then charge=mining_drill_mk2_power_usage*6 end
-		if mode==5 then charge=mining_drill_mk2_power_usage*9 end
-	end
+
 	minetest.sound_play("mining_drill", {pos = pos, gain = 1.0, max_hear_distance = 10,})
-	return charge
 end
 
-function drill_dig_it0 (pos,player)
-	local node=minetest.env:get_node(pos)
-	if node.name == "air" or node.name == "ignore" then return end
-	if node.name == "default:lava_source" then return end
-	if node.name == "default:lava_flowing" then return end
-	if node.name == "default:water_source" then minetest.env:remove_node(pos) return end
-	if node.name == "default:water_flowing" then minetest.env:remove_node(pos) return end
-	minetest.node_dig(pos,node,player)
+local function pos_is_pointable(pos)
+	local node = minetest.get_node(pos)
+	local nodedef = minetest.registered_nodes[node.name]
+	return nodedef and nodedef.pointable
 end
 
-function drill_dig_it1 (player)
-	local dir=player:get_look_dir()
-	if math.abs(dir.x)>math.abs(dir.z) then 
-		if dir.x>0 then return 0 end
-		return 1
-	end
-	if dir.z>0 then return 2 end
-	return 3
-end
-
-function drill_dig_it2 (pos,player)
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z+1
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z-2
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z+1
-	pos.y=pos.y+1
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z+1
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z-2
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z+1
-	pos.y=pos.y-2
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z+1
-	drill_dig_it0 (pos,player)
-	pos.z=pos.z-2
-	drill_dig_it0 (pos,player)
-end
-function drill_dig_it3 (pos,player)
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x-2
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	pos.y=pos.y+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x-2
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	pos.y=pos.y-2
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x-2
-	drill_dig_it0 (pos,player)
-end
-
-function drill_dig_it4 (pos,player)
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x-2
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	pos.z=pos.z+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x-2
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	pos.z=pos.z-2
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x+1
-	drill_dig_it0 (pos,player)
-	pos.x=pos.x-2
-	drill_dig_it0 (pos,player)
-end
-
-technic.register_power_tool ("technic:mining_drill",mining_drill_max_charge)
-minetest.register_tool("technic:mining_drill", {
-	description = "Mining Drill Mk1",
-	inventory_image = "technic_mining_drill.png",
-	stack_max = 1,
-	on_use = function(itemstack, user, pointed_thing)
-		if pointed_thing.type=="node" then 
-		local item=itemstack:to_table()
-		local meta=get_item_meta(item["metadata"])
-		if meta==nil then return end --tool not charghed
-		if meta["charge"]==nil then return end
-		local charge=meta["charge"]
-		if charge-mining_drill_power_usage>0 then
-			charge_to_take=drill_dig_it(minetest.get_pointed_thing_position(pointed_thing, above),user,1,1)
-			charge =charge-mining_drill_power_usage;
-			meta["charge"]=charge
-			item["metadata"]=set_item_meta(meta)
-			technic.set_RE_wear(item,charge,mining_drill_max_charge)
-			itemstack:replace(item)
-			end
-		return itemstack
-		end
-	end,
-})
-
-minetest.register_tool("technic:mining_drill_mk2", {
-	description = "Mining Drill Mk2",
-	inventory_image = "technic_mining_drill_mk2.png",
-	on_use = function(itemstack, user, pointed_thing)
-	mining_drill_mk2_handler(itemstack,user,pointed_thing)
-	return itemstack
-	end,
-})
-technic.register_power_tool ("technic:mining_drill_mk2",mining_drill_mk2_max_charge)
-
-for i=1,4,1 do
-technic.register_power_tool ("technic:mining_drill_mk2_"..i,mining_drill_mk2_max_charge)
-minetest.register_tool("technic:mining_drill_mk2_"..i, {
-	description = "Mining Drill Mk2 in Mode "..i,
-	inventory_image = "technic_mining_drill_mk2.png^technic_tool_mode"..i..".png",
-	wield_image = "technic_mining_drill_mk2.png",
-	groups = {not_in_creative_inventory=1},
-	on_use = function(itemstack, user, pointed_thing)
-	mining_drill_mk2_handler(itemstack,user,pointed_thing)
-	return itemstack
-	end,
-})
-end
-
-minetest.register_tool("technic:mining_drill_mk3", {
-	description = "Mining Drill Mk3",
-	inventory_image = "technic_mining_drill_mk3.png",
-	on_use = function(itemstack, user, pointed_thing)
-	mining_drill_mk3_handler(itemstack,user,pointed_thing)
-	return itemstack
-	end,
-})
-technic.register_power_tool ("technic:mining_drill_mk3",mining_drill_mk3_max_charge)
-
-for i=1,5,1 do
-technic.register_power_tool ("technic:mining_drill_mk3_"..i,mining_drill_mk3_max_charge)
-minetest.register_tool("technic:mining_drill_mk3_"..i, {
-	description = "Mining Drill Mk3 in Mode "..i,
-	inventory_image = "technic_mining_drill_mk3.png^technic_tool_mode"..i..".png",
-	wield_image = "technic_mining_drill_mk3.png",
-	groups = {not_in_creative_inventory=1},
-	on_use = function(itemstack, user, pointed_thing)
-	mining_drill_mk3_handler(itemstack,user,pointed_thing)
-	return itemstack
-	end,
-})
-end
-
-function mining_drill_mk2_handler (itemstack,user,pointed_thing)
-	local keys=user:get_player_control()
+local function mining_drill_mk2_setmode(user,itemstack)
 	local player_name=user:get_player_name()
 	local item=itemstack:to_table()
-	local meta=get_item_meta(item["metadata"])
-	if meta==nil or keys["sneak"]==true then return mining_drill_mk2_setmode(user,itemstack) end
-	if meta["mode"]==nil then return mining_drill_mk2_setmode(user,itemstack) end
-	if pointed_thing.type~="node" then return end
-	if meta["charge"]==nil then return end
-	charge=meta["charge"]
-	if charge-mining_drill_power_usage>0 then
-		local charge_to_take=drill_dig_it(minetest.get_pointed_thing_position(pointed_thing, above),user,2,meta["mode"])
-		charge=charge-charge_to_take;
-		if charge<0 then charge=0 end
-		meta["charge"]=charge
-		item["metadata"]=set_item_meta(meta)
-		technic.set_RE_wear(item,charge,mining_drill_mk2_max_charge)
-		itemstack:replace(item)
-	end
-	return itemstack
-end
-
-function mining_drill_mk3_handler (itemstack,user,pointed_thing)
-	local keys=user:get_player_control()
-	local player_name=user:get_player_name()
-	local item=itemstack:to_table()
-	local meta=get_item_meta(item["metadata"])
-	if meta==nil or keys["sneak"]==true then return mining_drill_mk3_setmode(user,itemstack) end
-	if meta["mode"]==nil then return mining_drill_mk3_setmode(user,itemstack) end
-	if pointed_thing.type~="node" then return end
-	if meta["charge"]==nil then return end
-	local charge=meta["charge"]
-	if charge-mining_drill_power_usage>0 then
-		local charge_to_take=drill_dig_it(minetest.get_pointed_thing_position(pointed_thing, above),user,3,meta["mode"])
-		charge=charge-charge_to_take;
-		if charge<0 then charge=0 end
-		meta["charge"]=charge
-		item["metadata"]=set_item_meta(meta)
-		technic.set_RE_wear(item,charge,mining_drill_mk3_max_charge)
-		itemstack:replace(item)
-	end
-	return itemstack
-end
-
-mining_drill_mode_text={
-{"Single node."},
-{"3 nodes deep."},
-{"3 modes wide."},
-{"3 modes tall."},
-{"3x3 nodes."},
-}
-
-function mining_drill_mk2_setmode(user,itemstack)
-	local player_name=user:get_player_name()
-	local item=itemstack:to_table()
-	local meta=get_item_meta(item["metadata"])
+	local mode = nil
+	local meta=minetest.deserialize(item["metadata"])
 	if meta==nil then
 		meta={}
 		mode=0
 	end
 	if meta["mode"]==nil then
-		minetest.chat_send_player(player_name,"Hold shift and use to change Mining Drill Mk2 modes.")
+		minetest.chat_send_player(player_name, S("Use while sneaking to change Mining Drill Mk%d modes."):format(2))
 		meta["mode"]=0
 		mode=0
 	end
 	mode=(meta["mode"])
 	mode=mode+1
 	if mode>=5 then mode=1 end
-	minetest.chat_send_player(player_name, "Mining Drill Mk2 mode : "..mode.." - "..mining_drill_mode_text[mode][1] )
-	item["name"]="technic:mining_drill_mk2_"..mode
+	minetest.chat_send_player(player_name, S("Mining Drill Mk%d Mode %d"):format(2, mode)..": "..mining_drill_mode_text[mode][1])
+    itemstack:set_name("technic:mining_drill_mk2_"..mode);
 	meta["mode"]=mode
-	item["metadata"]=set_item_meta(meta)
-	itemstack:replace(item)
+    itemstack:set_metadata(minetest.serialize(meta))
 	return itemstack
 end
 
-function mining_drill_mk3_setmode(user,itemstack)
+local function mining_drill_mk3_setmode(user,itemstack)
 	local player_name=user:get_player_name()
 	local item=itemstack:to_table()
-	local meta=get_item_meta(item["metadata"])
+	local meta=minetest.deserialize(item["metadata"])
 	if meta==nil then
 		meta={}
 		mode=0
 	end
 	if meta["mode"]==nil then
-		minetest.chat_send_player(player_name,"Hold shift and use to change Mining Drill Mk3 modes.")
+		minetest.chat_send_player(player_name, S("Use while sneaking to change Mining Drill Mk%d modes."):format(3))
 		meta["mode"]=0
 		mode=0
 	end
 	mode=(meta["mode"])
 	mode=mode+1
 	if mode>=6 then mode=1 end
-	minetest.chat_send_player(player_name, "Mining Drill Mk3 mode : "..mode.." - "..mining_drill_mode_text[mode][1] )
-	item["name"]="technic:mining_drill_mk3_"..mode
+	minetest.chat_send_player(player_name, S("Mining Drill Mk%d Mode %d"):format(3, mode)..": "..mining_drill_mode_text[mode][1])
+    itemstack:set_name("technic:mining_drill_mk3_"..mode);
 	meta["mode"]=mode
-	item["metadata"]=set_item_meta(meta)
-	itemstack:replace(item)
+    itemstack:set_metadata(minetest.serialize(meta))
 	return itemstack
 end
+
+
+local function mining_drill_mk2_handler(itemstack, user, pointed_thing)
+	local keys = user:get_player_control()
+	local meta = minetest.deserialize(itemstack:get_metadata())
+	if not meta or not meta.mode or keys.sneak then
+		return mining_drill_mk2_setmode(user, itemstack)
+	end
+	if pointed_thing.type ~= "node" or not pos_is_pointable(pointed_thing.under) or not meta.charge then
+		return
+	end
+	local charge_to_take = cost_to_use(2, meta.mode)
+	if meta.charge >= charge_to_take then
+		local pos = minetest.get_pointed_thing_position(pointed_thing, false)
+		drill_dig_it(pos, user, meta.mode)
+		if not technic.creative_mode then
+			meta.charge = meta.charge - charge_to_take
+			itemstack:set_metadata(minetest.serialize(meta))
+			technic.set_RE_wear(itemstack, meta.charge, max_charge[2])
+		end
+	end
+	return itemstack
+end
+
+local function mining_drill_mk3_handler(itemstack, user, pointed_thing)
+	local keys = user:get_player_control()
+	local meta = minetest.deserialize(itemstack:get_metadata())
+	if not meta or not meta.mode or keys.sneak then
+		return mining_drill_mk3_setmode(user, itemstack)
+	end
+	if pointed_thing.type ~= "node" or not pos_is_pointable(pointed_thing.under) or not meta.charge then
+		return
+	end
+	local charge_to_take = cost_to_use(3, meta.mode)
+	if meta.charge >= charge_to_take then
+		local pos = minetest.get_pointed_thing_position(pointed_thing, false)
+		drill_dig_it(pos, user, meta.mode)
+		if not technic.creative_mode then
+			meta.charge = meta.charge - charge_to_take
+			itemstack:set_metadata(minetest.serialize(meta))
+			technic.set_RE_wear(itemstack, meta.charge, max_charge[3])
+		end
+	end
+	return itemstack
+end
+
+technic.register_power_tool("technic:mining_drill", max_charge[1])
+
+minetest.register_tool("technic:mining_drill", {
+	description = S("Mining Drill Mk%d"):format(1),
+	inventory_image = "technic_mining_drill.png",
+	stack_max = 1,
+	wear_represents = "technic_RE_charge",
+	on_refill = technic.refill_RE_charge,
+	on_use = function(itemstack, user, pointed_thing)
+		if pointed_thing.type ~= "node" or not pos_is_pointable(pointed_thing.under) then
+			return itemstack
+		end
+		local meta = minetest.deserialize(itemstack:get_metadata())
+		if not meta or not meta.charge then
+			return
+		end
+		local charge_to_take = cost_to_use(1, 1)
+		if meta.charge >= charge_to_take then
+			local pos = minetest.get_pointed_thing_position(pointed_thing, false)
+			drill_dig_it(pos, user, 1)
+			if not technic.creative_mode then
+				meta.charge = meta.charge - charge_to_take
+				itemstack:set_metadata(minetest.serialize(meta))
+				technic.set_RE_wear(itemstack, meta.charge, max_charge[1])
+			end
+		end
+		return itemstack
+	end,
+})
+
+minetest.register_tool("technic:mining_drill_mk2", {
+	description = S("Mining Drill Mk%d"):format(2),
+	inventory_image = "technic_mining_drill_mk2.png",
+	wear_represents = "technic_RE_charge",
+	on_refill = technic.refill_RE_charge,
+	on_use = function(itemstack, user, pointed_thing)
+		mining_drill_mk2_handler(itemstack, user, pointed_thing)
+		return itemstack
+	end,
+})
+
+technic.register_power_tool("technic:mining_drill_mk2", max_charge[2])
+
+for i = 1, 4 do
+	technic.register_power_tool("technic:mining_drill_mk2_"..i, max_charge[2])
+	minetest.register_tool("technic:mining_drill_mk2_"..i, {
+		description = S("Mining Drill Mk%d Mode %d"):format(2, i),
+		inventory_image = "technic_mining_drill_mk2.png^technic_tool_mode"..i..".png",
+		wield_image = "technic_mining_drill_mk2.png",
+		wear_represents = "technic_RE_charge",
+		on_refill = technic.refill_RE_charge,
+		groups = {not_in_creative_inventory=1},
+		on_use = function(itemstack, user, pointed_thing)
+			mining_drill_mk2_handler(itemstack, user, pointed_thing)
+			return itemstack
+		end,
+	})
+end
+
+minetest.register_tool("technic:mining_drill_mk3", {
+	description = S("Mining Drill Mk%d"):format(3),
+	inventory_image = "technic_mining_drill_mk3.png",
+	wear_represents = "technic_RE_charge",
+	on_refill = technic.refill_RE_charge,
+	on_use = function(itemstack, user, pointed_thing)
+	mining_drill_mk3_handler(itemstack,user,pointed_thing)
+	return itemstack
+	end,
+})
+
+technic.register_power_tool("technic:mining_drill_mk3", max_charge[3])
+
+for i=1,5,1 do
+	technic.register_power_tool("technic:mining_drill_mk3_"..i, max_charge[3])
+	minetest.register_tool("technic:mining_drill_mk3_"..i, {
+		description = S("Mining Drill Mk%d Mode %d"):format(3, i),
+		inventory_image = "technic_mining_drill_mk3.png^technic_tool_mode"..i..".png",
+		wield_image = "technic_mining_drill_mk3.png",
+		wear_represents = "technic_RE_charge",
+		on_refill = technic.refill_RE_charge,
+		groups = {not_in_creative_inventory=1},
+		on_use = function(itemstack, user, pointed_thing)
+		mining_drill_mk3_handler(itemstack,user,pointed_thing)
+		return itemstack
+		end,
+	})
+end

--
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