140 lines
4.1 KiB
Lua
140 lines
4.1 KiB
Lua
blockgame.crafting = blockgame.crafting or {}
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local api = blockgame.crafting
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local recipes = {}
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api.registered_recipes = recipes
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function api.register_stack_recipe (top_node, bottom_node, result, consumes_top)
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local consumes_top = consumes_top
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if consumes_top == nil then consumes_top = true end
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recipes[top_node] = recipes[top_node] or {}
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table.insert(recipes[top_node], {
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["type"] = "stack_two_nodes",
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index_key = top_node,
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top_node = top_node,
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bottom_node = bottom_node,
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result = result,
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consumes_top = consumes_top,
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})
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end
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function api.handle_placement (pos, new_node, placer, old_node, itemstack, pointed_thing)
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if recipes[new_node.name] == nil then return false end
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for _, recipe in pairs(recipes[new_node.name]) do
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local result = api.handle_stack_recipe(recipe, pos, new_node)
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if result then return not recipe.consumes_top end
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end
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return false
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end
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function api.handle_stack_recipe (recipe, pos, top_node)
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if top_node.name ~= recipe.top_node then return false end
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local down = vector.add(pos, vector.new(0, -1, 0))
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local below = minetest.get_node(down)
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if below.name ~= recipe.bottom_node then return false end
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minetest.remove_node(pos)
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minetest.set_node(down, recipe.result)
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return true
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end
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-- pummeling is heavily based on nodecore by Warr1024 (both the mechanic itself and the code here implementing it).
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local pummel_recipes = {}
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function api.register_pummel_recipe (def)
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local def = def or {}
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def.label = def.label or "unnamed pummel recipe"
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-- TODO: throw errors when these defs are invalid instead of just returning.
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if not def.used_item then return false end
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if not def.target_node then return false end
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if not type(def.on_success) == "function" then return false end
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local key = def.used_item
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def.index_key = key
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pummel_recipes[key] = pummel_recipes[key] or {}
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table.insert(pummel_recipes[key], def)
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end
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-- TODO: add support for pummel recipes using groups instead of just specific node names.
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function api.pummel_check (pos, used_item, target_node)
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local key = used_item
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if not pummel_recipes[key] then return false end
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local potential_recipes = pummel_recipes[key]
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for _, def in pairs(potential_recipes) do
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if def.target_node == target_node.name then
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if type(def.check) == "function" and not def.check(pos, used_item, target_node) then
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return false
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end
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def.on_success(pos, used_item, target_node)
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return true
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end
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end
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end
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local pummeling = {}
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-- NOTE: might wanna change this to somehow store pummels per-node instead of per-player?
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minetest.register_on_dignode(function (_, _, digger)
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if not (digger and digger:is_player()) then return end
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pummeling[digger:get_player_name()] = nil
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end)
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minetest.register_on_punchnode(function (pos, node, puncher, pointed)
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if (not puncher:is_player()) or puncher:get_player_control().sneak then return end
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local player_name = puncher:get_player_name()
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-- if not minetest.interact(player_name) then return end
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if not minetest.check_player_privs(player_name, "interact") then return end
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node = node or minetest.get_node(pos)
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local node_def = minetest.registered_items[node.name] or {}
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if not node_def.pointable then return end
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local wield = puncher:get_wielded_item()
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local now = minetest.get_us_time() / 1000000
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local pummel_data = {
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action = "pummel",
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crafter = puncher,
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crafter_name = player_name,
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pos = pos,
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pointed = pointed,
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node = node,
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node_def = node_def,
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start = now,
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wield = wield:get_name() .. " " .. wield:get_count(),
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count = 0,
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}
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local old_data = pummeling[player_name]
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local hash = minetest.hash_node_position
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if old_data and hash(old_data.pos) == hash(pummel_data.pos)
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and hash(old_data.pointed.above) == hash(pummel_data.pointed.above)
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and hash(old_data.pointed.under) == hash(pummel_data.pointed.under)
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and old_data.wield == pummel_data.wield
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and old_data.last >= (now - 3)
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then pummel_data = old_data
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end
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pummel_data.count = pummel_data.count + 1
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pummel_data.last = now
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pummel_data.duration = now - pummel_data.start - 1
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pummeling[player_name] = pummel_data
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if pummel_data.count < 2 then return end
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if api.pummel_check(pos, wield:get_name(), minetest.get_node(pointed.under)) then
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pummeling[player_name] = nil
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end
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end)
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