local utils = require "mp.utils"

function get_path_info()
   local work_dir = mp.get_property_native("working-directory")
   local file_path = mp.get_property_native("path")
   local s = file_path:find(work_dir, 0, true)
   local final_path
   local final_name
   if s and s == 1 then
      final_path = file_path
      final_name = file_path:sub(work_dir:len() + 2)
   else
      final_path = utils.join_path(work_dir, file_path)
      final_name = file_path
   end
   return final_path, final_name, work_dir
end


function delete_file()
   mp.commandv('playlist-next', 'force')
   local path = get_path_info()
   os.remove(path)
end

function move_file(folder)
   return function()
      mp.commandv('playlist-next', 'force')
      local path, name, work_dir = get_path_info()
      local dest_dir = utils.join_path(work_dir, folder)
      local dest_path = utils.join_path(dest_dir, name)
      os.execute('mkdir "' .. dest_dir .. '"')
      os.rename(path, dest_path)
   end
end


mp.add_key_binding("alt+DEL", "delete_file", delete_file)
mp.add_key_binding("alt+a", "move_a", move_file('a'))
mp.add_key_binding("alt+b", "move_b", move_file('b'))
mp.add_key_binding("alt+s", "move_s", move_file('s'))
mp.add_key_binding("alt+w", "move_w", move_file('w'))