local get_hovered_url = ya.sync(function(state)
  if not state.hovered_url then
    state.hovered_url = cx.active.current.hovered.url
  end
  return Url(state.hovered_url)
end)

local get_selected_files = ya.sync(function(state)
  local selected = {}
  for _, url in pairs(cx.active.selected) do
    selected[#selected + 1] = url
  end
  return selected
end)

local get_wanted_dir_name = function()
  local url = get_selected_files()[0] or get_hovered_url()
  local name = url.stem
  local edited, event = ya.input {
    title = "Dir name:",
    value = name,
    position = {"hovered", x = 0, y = 0, w = 200, h = 3}
  }
  ya.dbg("got dir name from user", edited, "with confirm", event)
  if event == 1 then -- did user confirm?
    return Url(edited)
  else
    return undefined
  end
end

local get_files_to_move = function()
  local files_to_move = get_selected_files()
  if #files_to_move == 0 then
    files_to_move[1] = get_hovered_url()
  end
  return files_to_move
end

return {
  entry = function(state, job)
    state.hovered_url = undefined
    local wanted_dir_name = get_wanted_dir_name()
    if not wanted_dir_name then
      return
    end
    local ok, err = fs.create("dir", wanted_dir_name)
    if not ok then
      ya.notify { title = "Failed to create directory", content = err }
      return
    end
    local files_to_move = get_files_to_move()
    ya.dbg("files to move", files_to_move)
    for i, file in pairs(files_to_move) do
      local dest = wanted_dir_name:join(file.name)
      ya.dbg("moving file", i, "of", #files_to_move, file, "to", dest)
      os.rename(tostring(file), tostring(dest))
    end
  end
}