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local S = technic.getter
local function set_can_wear(itemstack, level, max_level)
local temp
if level == 0 then
temp = 0
else
temp = 65536 - math.floor(level / max_level * 65535)
if temp > 65535 then temp = 65535 end
if temp < 1 then temp = 1 end
end
itemstack:set_wear(temp)
end
local function get_can_level(itemstack)
if itemstack:get_metadata() == "" then
return 0
else
return tonumber(itemstack:get_metadata())
end
end
function technic.register_can(d)
local data = {}
for k, v in pairs(d) do data[k] = v end
minetest.register_tool(data.can_name, {
description = data.can_description,
inventory_image = data.can_inventory_image,
stack_max = 1,
wear_represents = "content_level",
liquids_pointable = true,
on_use = function(itemstack, user, pointed_thing)
if pointed_thing.type ~= "node" then return end
local node = minetest.get_node(pointed_thing.under)
if node.name ~= data.liquid_source_name then return end
local charge = get_can_level(itemstack)
if charge == data.can_capacity then return end
if minetest.is_protected(pointed_thing.under, user:get_player_name()) then
minetest.log("action", user:get_player_name().." tried to take "..node.name.." at protected position "..minetest.pos_to_string(pointed_thing.under).." with a "..data.can_name)
return
end
minetest.remove_node(pointed_thing.under)
charge = charge + 1
itemstack:set_metadata(tostring(charge))
set_can_wear(itemstack, charge, data.can_capacity)
return itemstack
end,
on_place = function(itemstack, user, pointed_thing)
if pointed_thing.type ~= "node" then return end
local pos = pointed_thing.under
local def = minetest.registered_nodes[minetest.get_node(pos).name] or {}
if def.on_rightclick and user and not user:get_player_control().sneak then
return def.on_rightclick(pos, minetest.get_node(pos), user, itemstack, pointed_thing)
end
if not def.buildable_to then
pos = pointed_thing.above
def = minetest.registered_nodes[minetest.get_node(pos).name] or {}
if not def.buildable_to then return end
end
local charge = get_can_level(itemstack)
if charge == 0 then return end
if minetest.is_protected(pos, user:get_player_name()) then
minetest.log("action", user:get_player_name().." tried to place "..data.liquid_source_name.." at protected position "..minetest.pos_to_string(pos).." with a "..data.can_name)
return
end
minetest.set_node(pos, {name=data.liquid_source_name})
charge = charge - 1
itemstack:set_metadata(tostring(charge))
set_can_wear(itemstack, charge, data.can_capacity)
return itemstack
end,
on_refill = function(stack)
stack:set_metadata(tostring(data.can_capacity))
set_can_wear(stack, data.can_capacity, data.can_capacity)
return stack
end,
})
end
technic.register_can({
can_name = "technic:water_can",
can_description = S("Water Can"),
can_inventory_image = "technic_water_can.png",
can_capacity = 16,
liquid_source_name = "default:water_source",
liquid_flowing_name = "default:water_flowing",
})
minetest.register_craft({
output = 'technic:water_can 1',
recipe = {
{'technic:zinc_ingot', 'technic:rubber','technic:zinc_ingot'},
{'technic:carbon_steel_ingot', '', 'technic:carbon_steel_ingot'},
{'technic:zinc_ingot', 'technic:carbon_steel_ingot', 'technic:zinc_ingot'},
}
})
technic.register_can({
can_name = "technic:lava_can",
can_description = S("Lava Can"),
can_inventory_image = "technic_lava_can.png",
can_capacity = 8,
liquid_source_name = "default:lava_source",
liquid_flowing_name = "default:lava_flowing",
})
minetest.register_craft({
output = 'technic:lava_can 1',
recipe = {
{'technic:zinc_ingot', 'technic:stainless_steel_ingot','technic:zinc_ingot'},
{'technic:stainless_steel_ingot', '', 'technic:stainless_steel_ingot'},
{'technic:zinc_ingot', 'technic:stainless_steel_ingot', 'technic:zinc_ingot'},
}
})
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