149 lines
4.2 KiB
Lua
149 lines
4.2 KiB
Lua
--[[
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TechAge
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=======
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Copyright (C) 2019-2020 Joachim Stolberg
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AGPL v3
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See LICENSE.txt for more information
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Boiler common functions
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]]--
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-- for lazy programmers
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local P = minetest.string_to_pos
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local M = minetest.get_meta
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local S = techage.S
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local HEAT_STEP = 10
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local MAX_WATER = 10
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local BLOCKING_TIME = 0.3 -- 300ms
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techage.boiler = {}
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local IsWater = {
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["bucket:bucket_river_water"] = true,
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["bucket:bucket_water"] = true,
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}
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local IsBucket = {
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["bucket:bucket_empty"] = true,
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}
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local function node_description(name)
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name = string.split(name, " ")[1]
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local ndef = minetest.registered_nodes[name] or minetest.registered_items[name] or minetest.registered_craftitems[name]
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if ndef and ndef.description then
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return minetest.formspec_escape(ndef.description)
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end
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return ""
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end
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local function item_image(x, y, itemname)
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return "box["..x..","..y..";0.85,0.9;#808080]"..
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"item_image["..x..","..y..";1,1;"..itemname.."]"
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end
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function techage.boiler.formspec(pos, nvm)
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local title = S("Water Boiler")
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local temp = nvm.temperature or 20
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local ratio = nvm.power_ratio or 0
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local tooltip = S("To add water punch\nthe boiler\nwith a water bucket")
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return "size[5,3]"..
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default.gui_bg..
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default.gui_bg_img..
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default.gui_slots..
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"box[0,-0.1;4.8,0.5;#c6e8ff]"..
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"label[1.5,-0.1;"..minetest.colorize("#000000", title).."]"..
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item_image(1, 1.5, "default:water_source "..(nvm.num_water or 0))..
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"tooltip[1,1.5;1,1;"..tooltip..";#0C3D32;#FFFFFF]"..
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"image[3,1.0;1,2;techage_form_temp_bg.png^[lowpart:"..
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temp..":techage_form_temp_fg.png]"..
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"tooltip[3,1;1,2;"..S("water temperature")..";#0C3D32;#FFFFFF]"
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end
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function techage.boiler.water_temperature(pos, nvm)
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nvm.temperature = nvm.temperature or 20
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nvm.num_water = nvm.num_water or 0
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nvm.water_level = nvm.water_level or 0
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if nvm.fire_trigger then
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nvm.temperature = math.min(nvm.temperature + HEAT_STEP, 100)
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else
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nvm.temperature = math.max(nvm.temperature - HEAT_STEP, 20)
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end
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nvm.fire_trigger = false
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if nvm.water_level == 0 then
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if nvm.num_water > 0 then
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nvm.num_water = nvm.num_water - 1
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nvm.water_level = 100
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else
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nvm.temperature = 20
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end
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end
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return nvm.temperature
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end
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function techage.boiler.on_rightclick(pos, node, clicker)
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techage.set_activeformspec(pos, clicker)
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local nvm = techage.get_nvm(pos)
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M(pos):set_string("formspec", techage.boiler.formspec(pos, nvm))
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end
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function techage.boiler.can_dig(pos, player)
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local nvm = techage.get_nvm(pos)
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nvm.num_water = nvm.num_water or 0
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return nvm.num_water == 0
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end
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local function space_in_inventory(wielded_item, item_count, puncher)
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-- check if holding more than 1 empty container
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if item_count > 1 then
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local inv = puncher:get_inventory()
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local item = ItemStack({name=wielded_item, count = item_count - 1})
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if inv:room_for_item("main", item) then
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inv:add_item("main", item)
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return true
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end
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return false
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end
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return true
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end
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function techage.boiler.on_punch(pos, node, puncher, pointed_thing)
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local nvm = techage.get_nvm(pos)
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local mem = techage.get_mem(pos)
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mem.blocking_time = mem.blocking_time or 0
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if mem.blocking_time > techage.SystemTime then
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return
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end
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nvm.num_water = nvm.num_water or 0
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local wielded_item = puncher:get_wielded_item():get_name()
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local item_count = puncher:get_wielded_item():get_count()
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if IsWater[wielded_item] and nvm.num_water < MAX_WATER then
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mem.blocking_time = techage.SystemTime + BLOCKING_TIME
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nvm.num_water = nvm.num_water + 1
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puncher:set_wielded_item(ItemStack("bucket:bucket_empty"))
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M(pos):set_string("formspec", techage.boiler.formspec(pos, nvm))
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elseif IsBucket[wielded_item] and nvm.num_water > 0 then
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if item_count > 1 then
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local inv = puncher:get_inventory()
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local item = ItemStack("bucket:bucket_water")
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if inv:room_for_item("main", item) then
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inv:add_item("main", item)
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puncher:set_wielded_item({name=wielded_item, count = item_count - 1})
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mem.blocking_time = techage.SystemTime + BLOCKING_TIME
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nvm.num_water = nvm.num_water - 1
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end
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else
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mem.blocking_time = techage.SystemTime + BLOCKING_TIME
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nvm.num_water = nvm.num_water - 1
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puncher:set_wielded_item(ItemStack("bucket:bucket_water"))
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end
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M(pos):set_string("formspec", techage.boiler.formspec(pos, nvm))
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end
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end
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