local originalFire
local function fireHook(self, origin, direction, speed, userData, isReplicated, ...)
  local ok, result = pcall(function() return direction end)
  if not isReplicated then
    if ok and type(result) == "string" then direction = result end
  end
  return originalFire(self, origin, direction, speed, userData, isReplicated, ...)
end
originalFire = function(self, origin, direction, speed, userData, isReplicated, ...)
  print("orig", self.name, origin, direction, speed, userData, isReplicated, select("#", ...), ...)
  return origin, direction, speed
end
local obj = {name = "controller"}
obj.Fire = fireHook
print(obj:Fire("origin", "dir", 123, "user", nil, "x", "y"))