Some random notes

notes.lua

-- notes.lua
-- (https://gist.github.com/f252db3875b59470abcd42f3b6259ced)

function how_to_set_a_block()
  -- set a block at the spell's location
  spell.block = "stone"
end

function how_to_handle_a_left_click_event()
  local q=Events.register('LeftClickBlockEvent')
  for e in q.next do
    say("Left Click!")
  end
end

-- AnimationHandEvent, ChatEvent, ClickWindowEvent, LeftClickBlockEvent, PlayerLoggedInEvent, PlayerLoggedOutEvent, PlayerRespawnEvent, RightClickBlockEvent, WhisperEvent

function how_to_check_player_item()
  local p = spell.owner
  local item = "stick"
  if p.mainHand ~= nil and p.mainHand.name == item then
    say("Du hast einen Stock!")
  end
end

function how_to_draw_a_circle()
  local c = 10
  local center = spell.pos
  local blk = spell.block
  for a= -c,c do
    for b= -c,c do
      spell.pos = center + Vec3.from(a,0,b)
      if a*a + b*b <= c*c then
        spell.block = blk
      end
    end
  end
end

function bat_cloud()
  local p = spell.owner
  while true do
    sleep(1)
    spell.pos = p.pos
    spell:execute("summon Bat")
    spell:execute("kill @e[type=Bat,rm=5]")
  end
end