mirror of
https://github.com/luanti-org/luanti.git
synced 2025-11-04 01:05:48 +01:00
111 lines
3.7 KiB
Lua
111 lines
3.7 KiB
Lua
--
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-- Item callbacks
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--
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minetest.register_craftitem("callbacks:callback_item_1", {
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description = "Callback test item 1\n(Use/Drop + Sneak to switch to item 2)",
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inventory_image = "callbacks_callback_item_1.png",
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wield_image = "callbacks_callback_item_1.png",
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groups = { callback_test = 1 },
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on_secondary_use = function(itemstack, user, pointed_thing)
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minetest.log("[callbacks:callback_item_1 on_secondary_use] " .. itemstack:get_name())
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local ctrl = user and user:get_player_control() or {}
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if ctrl.sneak then
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itemstack = ItemStack(itemstack)
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itemstack:set_name("callbacks:callback_item_2")
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return itemstack
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end
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end,
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on_drop = function(itemstack, dropper, pos)
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minetest.log("[callbacks:callback_item_1 on_drop] " .. itemstack:get_name())
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local ctrl = dropper and dropper:get_player_control() or {}
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if ctrl.sneak then
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itemstack = ItemStack(itemstack)
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itemstack:set_name("callbacks:callback_item_2")
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end
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return minetest.item_drop(itemstack, dropper, pos)
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end,
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on_pickup = function(itemstack, picker, pointed_thing, ...)
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minetest.log("[callbacks:callback_item_1 on_pickup]")
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assert(pointed_thing.ref:get_luaentity().name == "__builtin:item")
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local ctrl = picker and picker:get_player_control() or {}
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if ctrl.aux1 then
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-- Debug message
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minetest.log(dump({...}))
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end
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if ctrl.sneak then
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-- Pick up one item of the other kind at once
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local taken = itemstack:take_item()
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taken:set_name("callbacks:callback_item_2")
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local leftover = minetest.item_pickup(taken, picker, pointed_thing, ...)
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leftover:set_name("callbacks:callback_item_1")
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itemstack:add_item(leftover)
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return itemstack
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elseif ctrl.up then
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-- Don't pick up
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return
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elseif ctrl.left then
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-- Eat it
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return minetest.do_item_eat(2, nil, itemstack, picker, pointed_thing)
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else
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-- Normal: pick up everything
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return minetest.item_pickup(itemstack, picker, pointed_thing, ...)
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end
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end,
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on_use = function(itemstack, user, pointed_thing)
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minetest.log("[callbacks:callback_item_1 on_use] " .. itemstack:get_name())
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local ctrl = user and user:get_player_control() or {}
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if ctrl.sneak then
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itemstack = ItemStack(itemstack)
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itemstack:set_name("callbacks:callback_item_2")
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return itemstack
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end
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end,
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after_use = function(itemstack, user, node, digparams) -- never called
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minetest.log("[callbacks:callback_item_1 after_use]")
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local ctrl = user and user:get_player_control() or {}
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if ctrl.up then
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itemstack = ItemStack(itemstack)
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itemstack:set_name("callbacks:callback_item_2")
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return itemstack
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end
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end,
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})
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minetest.register_craftitem("callbacks:callback_item_2", {
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description = "Callback test item 2\n(Use to switch to item 1)",
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inventory_image = "callbacks_callback_item_2.png",
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wield_image = "callbacks_callback_item_2.png",
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groups = { callback_test = 1 },
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on_use = function(itemstack, user, pointed_thing)
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minetest.log("[callbacks:callback_item_2 on_use]")
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itemstack = ItemStack(itemstack)
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itemstack:set_name("callbacks:callback_item_1")
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return itemstack
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end,
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})
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minetest.register_on_item_pickup(function(itemstack, picker, pointed_thing, time_from_last_punch, ...)
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assert(not pointed_thing or pointed_thing.ref:get_luaentity().name == "__builtin:item")
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local item_name = itemstack:get_name()
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if item_name ~= "callbacks:callback_item_1" and item_name ~= "callbacks:callback_item_2" then
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return
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end
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minetest.log("["..item_name.." register_on_item_pickup]")
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local ctrl = picker and picker:get_player_control() or {}
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if item_name == "callbacks:callback_item_2" and not ctrl.sneak then
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-- Same here. Pick up the other item type.
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itemstack:set_name("callbacks:callback_item_1")
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return picker:get_inventory():add_item("main", itemstack)
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end
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end)
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