forked from luanti-org/minetest_game
Add simplified version of 'craftguide' mod, named 'mtg_craftguide' (#2396)
This commit is contained in:
Paul Ouellette
GitHub
430
mods/mtg_craftguide/init.lua
Normal file
430
mods/mtg_craftguide/init.lua
Normal file
@@ -0,0 +1,430 @@
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local S = minetest.get_translator("mtg_craftguide")
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local esc = minetest.formspec_escape
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local player_data = {}
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local init_items = {}
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local recipes_cache = {}
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local usages_cache = {}
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local group_stereotypes = {
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dye = "dye:white",
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wool = "wool:white",
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coal = "default:coal_lump",
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vessel = "vessels:glass_bottle",
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flower = "flowers:dandelion_yellow"
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}
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local group_names = {
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coal = S("Any coal"),
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sand = S("Any sand"),
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wool = S("Any wool"),
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stick = S("Any stick"),
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vessel = S("Any vessel"),
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wood = S("Any wood planks"),
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stone = S("Any kind of stone block"),
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["color_red,flower"] = S("Any red flower"),
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["color_blue,flower"] = S("Any blue flower"),
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["color_black,flower"] = S("Any black flower"),
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["color_green,flower"] = S("Any green flower"),
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["color_white,flower"] = S("Any white flower"),
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["color_orange,flower"] = S("Any orange flower"),
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["color_violet,flower"] = S("Any violet flower"),
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["color_yellow,flower"] = S("Any yellow flower"),
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["color_red,dye"] = S("Any red dye"),
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["color_blue,dye"] = S("Any blue dye"),
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["color_cyan,dye"] = S("Any cyan dye"),
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["color_grey,dye"] = S("Any grey dye"),
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["color_pink,dye"] = S("Any pink dye"),
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["color_black,dye"] = S("Any black dye"),
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["color_brown,dye"] = S("Any brown dye"),
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["color_green,dye"] = S("Any green dye"),
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["color_white,dye"] = S("Any white dye"),
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["color_orange,dye"] = S("Any orange dye"),
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["color_violet,dye"] = S("Any violet dye"),
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["color_yellow,dye"] = S("Any yellow dye"),
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["color_magenta,dye"] = S("Any magenta dye"),
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["color_dark_grey,dye"] = S("Any dark grey dye"),
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["color_dark_green,dye"] = S("Any dark green dye")
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}
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local function table_replace(t, val, new)
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for k, v in pairs(t) do
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if v == val then
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t[k] = new
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end
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end
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end
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local function extract_groups(str)
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if str:sub(1, 6) == "group:" then
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return str:sub(7):split()
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end
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return nil
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end
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local function item_has_groups(item_groups, groups)
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for _, group in ipairs(groups) do
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if not item_groups[group] then
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return false
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end
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end
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return true
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end
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local function groups_to_item(groups)
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if #groups == 1 then
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local group = groups[1]
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if group_stereotypes[group] then
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return group_stereotypes[group]
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elseif minetest.registered_items["default:"..group] then
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return "default:"..group
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end
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end
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for name, def in pairs(minetest.registered_items) do
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if item_has_groups(def.groups, groups) then
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return name
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end
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end
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return ":unknown"
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end
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local function get_craftable_recipes(output)
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local recipes = minetest.get_all_craft_recipes(output)
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if not recipes then
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return nil
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end
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for i = #recipes, 1, -1 do
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for _, item in pairs(recipes[i].items) do
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local groups = extract_groups(item)
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if groups then
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item = groups_to_item(groups)
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end
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if not minetest.registered_items[item] then
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table.remove(recipes, i)
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break
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end
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end
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end
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return recipes
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end
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local function show_item(def)
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return def.groups.not_in_craft_guide ~= 1 and def.description ~= ""
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end
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local function cache_usages(recipe)
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local added = {}
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for _, item in pairs(recipe.items) do
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if not added[item] then
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local groups = extract_groups(item)
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if groups then
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for name, def in pairs(minetest.registered_items) do
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if not added[name] and show_item(def)
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and item_has_groups(def.groups, groups) then
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local usage = table.copy(recipe)
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table_replace(usage.items, item, name)
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usages_cache[name] = usages_cache[name] or {}
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table.insert(usages_cache[name], usage)
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added[name] = true
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end
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end
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elseif show_item(minetest.registered_items[item]) then
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usages_cache[item] = usages_cache[item] or {}
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table.insert(usages_cache[item], recipe)
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end
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added[item] = true
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end
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end
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end
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minetest.register_on_mods_loaded(function()
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for name, def in pairs(minetest.registered_items) do
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if show_item(def) then
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local recipes = get_craftable_recipes(name)
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if recipes then
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recipes_cache[name] = recipes
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for _, recipe in ipairs(recipes) do
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cache_usages(recipe)
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end
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end
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end
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end
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for name, def in pairs(minetest.registered_items) do
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if recipes_cache[name] or usages_cache[name] then
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table.insert(init_items, name)
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end
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end
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table.sort(init_items)
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end)
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local function coords(i, cols)
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return i % cols, math.floor(i / cols)
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end
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local function is_fuel(item)
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return minetest.get_craft_result({method="fuel", items={item}}).time > 0
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end
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local function item_button_fs(fs, x, y, item, element_name, groups)
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table.insert(fs, ("item_image_button[%s,%s;1.05,1.05;%s;%s;%s]")
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:format(x, y, item, element_name, groups and "\n"..esc(S("G")) or ""))
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local tooltip
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if groups then
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table.sort(groups)
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tooltip = group_names[table.concat(groups, ",")]
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if not tooltip then
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local groupstr = {}
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for _, group in ipairs(groups) do
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table.insert(groupstr, minetest.colorize("yellow", group))
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end
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groupstr = table.concat(groupstr, ", ")
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tooltip = S("Any item belonging to the group(s): @1", groupstr)
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end
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elseif is_fuel(item) then
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local itemdef = minetest.registered_items[item:match("%S*")]
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local desc = itemdef and itemdef.description or S("Unknown Item")
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tooltip = desc.."\n"..minetest.colorize("orange", S("Fuel"))
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end
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if tooltip then
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table.insert(fs, ("tooltip[%s;%s]"):format(element_name, esc(tooltip)))
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end
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end
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local function recipe_fs(fs, data)
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local recipe = data.recipes[data.rnum]
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local width = recipe.width
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local cooktime, shapeless
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if recipe.method == "cooking" then
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cooktime, width = width, 1
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elseif width == 0 then
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shapeless = true
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if #recipe.items == 1 then
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width = 1
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elseif #recipe.items <= 4 then
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width = 2
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else
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width = 3
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end
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end
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table.insert(fs, ("label[5.5,1;%s]"):format(esc(data.show_usages
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and S("Usage @1 of @2", data.rnum, #data.recipes)
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or S("Recipe @1 of @2", data.rnum, #data.recipes))))
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if #data.recipes > 1 then
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table.insert(fs,
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"image_button[5.5,1.6;0.8,0.8;craftguide_prev_icon.png;recipe_prev;]"..
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"image_button[6.2,1.6;0.8,0.8;craftguide_next_icon.png;recipe_next;]"..
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"tooltip[recipe_prev;"..esc(S("Previous recipe")).."]"..
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"tooltip[recipe_next;"..esc(S("Next recipe")).."]")
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end
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local rows = math.ceil(table.maxn(recipe.items) / width)
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if width > 3 or rows > 3 then
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table.insert(fs, ("label[0,1;%s]")
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:format(esc(S("Recipe is too big to be displayed."))))
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return
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end
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local base_x = 3 - width
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local base_y = rows == 1 and 1 or 0
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for i, item in pairs(recipe.items) do
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local x, y = coords(i - 1, width)
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local groups = extract_groups(item)
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if groups then
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item = groups_to_item(groups)
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end
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item_button_fs(fs, base_x + x, base_y + y, item, item, groups)
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end
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if shapeless or recipe.method == "cooking" then
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table.insert(fs, ("image[3.2,0.5;0.5,0.5;craftguide_%s.png]")
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:format(shapeless and "shapeless" or "furnace"))
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local tooltip = shapeless and S("Shapeless") or
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S("Cooking time: @1", minetest.colorize("yellow", cooktime))
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table.insert(fs, "tooltip[3.2,0.5;0.5,0.5;"..esc(tooltip).."]")
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end
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table.insert(fs, "image[3,1;1,1;sfinv_crafting_arrow.png]")
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item_button_fs(fs, 4, 1, recipe.output, recipe.output:match("%S*"))
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end
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local function get_formspec(player)
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local name = player:get_player_name()
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local data = player_data[name]
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data.pagemax = math.max(1, math.ceil(#data.items / 32))
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local fs = {}
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table.insert(fs,
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"style_type[item_image_button;padding=2]"..
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"field[0.3,4.2;2.8,1.2;filter;;"..esc(data.filter).."]"..
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"label[5.8,4.15;"..minetest.colorize("yellow", data.pagenum).." / "..
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data.pagemax.."]"..
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"image_button[2.63,4.05;0.8,0.8;craftguide_search_icon.png;search;]"..
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"image_button[3.25,4.05;0.8,0.8;craftguide_clear_icon.png;clear;]"..
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"image_button[5,4.05;0.8,0.8;craftguide_prev_icon.png;prev;]"..
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"image_button[7.25,4.05;0.8,0.8;craftguide_next_icon.png;next;]"..
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"tooltip[search;"..esc(S("Search")).."]"..
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"tooltip[clear;"..esc(S("Reset")).."]"..
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"tooltip[prev;"..esc(S("Previous page")).."]"..
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"tooltip[next;"..esc(S("Next page")).."]"..
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"field_close_on_enter[filter;false]")
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if #data.items == 0 then
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table.insert(fs, "label[3,2;"..esc(S("No items to show.")).."]")
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else
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local first_item = (data.pagenum - 1) * 32
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for i = first_item, first_item + 31 do
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local item = data.items[i + 1]
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if not item then
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break
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end
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local x, y = coords(i % 32, 8)
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item_button_fs(fs, x, y, item, item)
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end
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end
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table.insert(fs, "container[0,5.6]")
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if data.recipes then
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recipe_fs(fs, data)
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elseif data.prev_item then
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table.insert(fs, ("label[2,1;%s]"):format(esc(data.show_usages
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and S("No usages.").."\n"..S("Click again to show recipes.")
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or S("No recipes.").."\n"..S("Click again to show usages."))))
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end
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table.insert(fs, "container_end[]")
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return table.concat(fs)
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end
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local function imatch(str, filter)
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return str:lower():find(filter, 1, true) ~= nil
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end
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local function execute_search(data)
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local filter = data.filter
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if filter == "" then
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data.items = init_items
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return
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end
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data.items = {}
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for _, item in ipairs(init_items) do
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local def = minetest.registered_items[item]
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local desc = def and minetest.get_translated_string(data.lang_code, def.description)
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if imatch(item, filter) or desc and imatch(desc, filter) then
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table.insert(data.items, item)
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end
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end
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end
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local function on_receive_fields(player, fields)
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local name = player:get_player_name()
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local data = player_data[name]
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if fields.clear then
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data.filter = ""
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data.pagenum = 1
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data.prev_item = nil
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data.recipes = nil
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data.items = init_items
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return true
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elseif fields.key_enter_field == "filter" or fields.search then
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local new = fields.filter:lower()
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if data.filter == new then
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return
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end
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data.filter = new
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data.pagenum = 1
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execute_search(data)
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return true
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elseif fields.prev or fields.next then
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if data.pagemax == 1 then
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return
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end
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data.pagenum = data.pagenum + (fields.next and 1 or -1)
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if data.pagenum > data.pagemax then
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data.pagenum = 1
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elseif data.pagenum == 0 then
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data.pagenum = data.pagemax
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end
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return true
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elseif fields.recipe_next or fields.recipe_prev then
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data.rnum = data.rnum + (fields.recipe_next and 1 or -1)
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if data.rnum > #data.recipes then
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data.rnum = 1
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elseif data.rnum == 0 then
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data.rnum = #data.recipes
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end
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return true
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else
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local item
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for field in pairs(fields) do
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if field:find(":") then
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item = field
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break
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end
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end
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if not item then
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return
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end
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if item == data.prev_item then
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data.show_usages = not data.show_usages
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else
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data.show_usages = nil
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end
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if data.show_usages then
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data.recipes = usages_cache[item]
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else
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data.recipes = recipes_cache[item]
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end
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data.prev_item = item
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data.rnum = 1
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return true
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end
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end
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minetest.register_on_joinplayer(function(player)
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local name = player:get_player_name()
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local info = minetest.get_player_information(name)
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player_data[name] = {
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filter = "",
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pagenum = 1,
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items = init_items,
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lang_code = info.lang_code
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}
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end)
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minetest.register_on_leaveplayer(function(player)
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local name = player:get_player_name()
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player_data[name] = nil
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end)
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sfinv.register_page("mtg_craftguide:craftguide", {
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title = esc(S("Recipes")),
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get = function(self, player, context)
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return sfinv.make_formspec(player, context, get_formspec(player))
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end,
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on_player_receive_fields = function(self, player, context, fields)
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if on_receive_fields(player, fields) then
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sfinv.set_player_inventory_formspec(player)
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end
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end
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})
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