99 lines
2.7 KiB
Lua
99 lines
2.7 KiB
Lua
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local update_formspec = function(meta)
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local pos = meta:get_string("pos")
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meta:set_string("infotext", "Call block: function=" .. pos)
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meta:set_string("formspec", "size[8,1;]" ..
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-- col 2
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"button_exit[0.1,0.5;4,1;setfn;Set function]" ..
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"button_exit[4.1,0.5;4,1;showpos;Show]" ..
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"")
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end
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minetest.register_node("epic:call", {
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description = "Epic Call block: executes another function",
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tiles = epic.create_texture("action", "epic_call.png"),
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paramtype2 = "facedir",
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groups = {cracky=3,oddly_breakable_by_hand=3,epic=1},
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on_rotate = epic.on_rotate,
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on_construct = function(pos)
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local meta = minetest.get_meta(pos)
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meta:set_string("pos", minetest.pos_to_string({x=0, y=0, z=0}))
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update_formspec(meta, pos)
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end,
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on_receive_fields = function(pos, _, fields, sender)
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if not sender or minetest.is_protected(pos, sender:get_player_name()) then
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-- not allowed
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return
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end
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if fields.setfn then
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local playername = sender:get_player_name()
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minetest.chat_send_player(playername, "[epic] Please punch the desired target function or epic")
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epic.punchnode_callback(sender, {
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nodes = {"epic:function", "epic:epic"},
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timeout = 300,
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check_protection = true,
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callback = function(punch_pos)
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local meta = minetest.get_meta(pos)
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local pos_str = minetest.pos_to_string(epic.to_relative_pos(pos, punch_pos))
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meta:set_string("pos", pos_str)
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minetest.chat_send_player(playername, "[epic] target function successfully set to " .. pos_str)
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update_formspec(meta)
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end
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})
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end
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if fields.showpos then
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local meta = minetest.get_meta(pos)
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local target_pos = minetest.string_to_pos(meta:get_string("pos"))
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if target_pos then
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epic.show_waypoint(
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sender:get_player_name(),
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epic.to_absolute_pos(pos, target_pos),
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"Target position",
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2
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)
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end
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end
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end,
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epic = {
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on_enter = function(pos, meta, player, ctx)
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local target_pos_str = meta:get_string("pos")
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local here_pos_str = minetest.pos_to_string({x=0, y=0, z=0})
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if here_pos_str ~= target_pos_str then
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-- position of configured node
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local target_pos = epic.to_absolute_pos(pos, minetest.string_to_pos(target_pos_str))
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local target_node = epic.get_node(target_pos)
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if not target_node then
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-- invalid target, proceed
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ctx.next()
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return
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end
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if target_node.name == "epic:function" then
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-- plain function call
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ctx.call(target_pos)
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elseif target_node.name == "epic:epic" then
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-- next epic
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local playername = player:get_player_name()
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minetest.after(1, function()
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epic.start(playername, target_pos)
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end)
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end
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else
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-- recursion detected, proceed to next
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ctx.next()
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end
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end
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}
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})
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