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