-- IndustrialTest
-- Copyright (C) 2023 mrkubax10

-- This program 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.

-- This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.

local S=minetest.get_translator("industrialtest")

-- Generators
local function generatorFormspec(fuelPercent)
	local formspec={
		"formspec_version[4]",
		"size[10.8,12]",
		"label[0.5,0.5;"..S("Generator").."]",
		"list[context;charged;4.9,1.8;1,1]",
		"listring[context;charged]",
		"image[4.9,2.8;1,1;default_furnace_fire_bg.png^[lowpart:"..fuelPercent..":default_furnace_fire_fg.png]",
		"list[context;fuel;4.9,3.9;1,1]",
		"listring[context;fuel]",
		"list[current_player;main;0.5,6.25;8,1;]",
		"list[current_player;main;0.5,7.5;8,3;8]"
	}
	return table.concat(formspec,"")
end
local definition={	
	description=S("Generator"),
	tiles={"industrialtest_iron_furnace.png"},
	paramtype2="4dir",
	on_construct=function(pos,placer)
		local meta=minetest.get_meta(pos)
		local inv=meta:get_inventory()
		inv:set_size("charged",1)
		inv:set_size("fuel",1)
		meta:set_string("formspec",generatorFormspec(0))
		meta:set_int("fuelTime",0)
		industrialtest.api.addPowerStorage(meta,5000,10,"oooooo")
	end,
	on_timer=function(pos,elapsed)
		local meta=minetest.get_meta(pos)
		local inv=meta:get_inventory()
		local fuelTime=meta:get_int("fuelTime")
		local fuelList=inv:get_list("fuel")
		local chargedList=inv:get_list("charged")
		if fuelTime==0 and not industrialtest.api.isFullyCharged(meta) then
			local fuel,after=minetest.get_craft_result({
				method="fuel",
				width=1,
				items=fuelList
			})
			if fuel.time>0 then
				inv:set_stack("fuel",1,after.items[1])
				fuelTime=fuel.time
				meta:set_int("maxFuelTime",fuelTime)
			else
				return false
			end
		end
		fuelTime=fuelTime-elapsed
		if fuelTime<0 then
			fuelTime=0
		end
		meta:set_int("fuelTime",fuelTime)
		meta:set_string("formspec",generatorFormspec(fuelTime/meta:get_int("maxFuelTime")*100))
		industrialtest.api.addPower(meta,100)
		if fuelTime>0 then
			return true
		end
	end,
	allow_metadata_inventory_put=function(pos,listname,index,stack,player)
		if listname=="charged" and not industrialtest.api.hasPowerStorage(stack:get_meta()) then
			return 0
		end
		return stack:get_count()
	end,
	on_metadata_inventory_put=function(pos,listname,index,stack,player)
		minetest.get_node_timer(pos):start(1.0)
	end,
	on_metadata_inventory_take=function(pos,listname,index,stack,player)
		minetest.get_node_timer(pos):start(1.0)
	end
}
if industrialtest.mtgAvailable then
	definition.groups={cracky=1}
	definition.sounds=default.node_sound_metal_defaults()
end
minetest.register_node("industrialtest:generator",definition)