Autorename FX names

function SetFXName(track, fx, new_name)
-- get re
  if not track or not tonumber(fx) then return end

  reaper.ShowConsoleMsg("\n\nplugin "..fx.."\n")

  reaper.ShowConsoleMsg("new "..new_name.."\n")

  local FX_GUID = reaper.TrackFX_GetFXGUID( track, tonumber(fx) )

  if not FX_GUID then return else FX_GUID = FX_GUID:gsub('-',''):sub(2,-2) end

  reaper.ShowConsoleMsg("FX_GUID "..FX_GUID.."\n")

  plug_type = reaper.TrackFX_GetIOSize( track, fx )

-- get chunk t
  local _, chunk = reaper.GetTrackStateChunk( track, '', false )
  local t = {} for line in chunk:gmatch("[^\r\n]+") do
    t[#t+1] = line

    reaper.ShowConsoleMsg("RESULT "..line.."\n")
  end
-- find edit line

  for i = #t, 1, -1 do
    local t_check = t[i]:gsub('-','')

    if t_check:find(FX_GUID) then
      search = true
--      if search then reaper.ShowConsoleMsg("found\n") end
    end

    if t[i]:find('<') and search and not t[i]:find('JS_SER') then
      edited_line = t[i]:sub(2)
      edited_line_id = i

     -- reaper.ShowConsoleMsg("edited_line_id "..edited_line.."\n")

      break
    end
  end
-- parse line

  if not edited_line then return end

  local t1 = {}
  for word in edited_line:gmatch('[%S]+') do
    t1[#t1+1] = word
  end

  t2 = {}
  for i = 1, #t1 do
    segm = t1[i]
    if not q then
      t2[#t2+1] = segm
    else
      t2[#t2] = t2[#t2]..' '..segm
    end
    if segm:find('"') and not segm:find('""') then
      if not q then q = true else q = nil end
    end
  end


  if plug_type == 2 then t2[3] = '"'..new_name..'"' end -- if JS
  if plug_type == 3 then t2[5] = '"'..new_name..'"' end -- if VST

  local out_line = table.concat(t2,' ')

  reaper.ShowConsoleMsg(out_line.."\n")

  t[edited_line_id] = '<'..out_line
  reaper.SetTrackStateChunk( track, table.concat(t,'\n'), false )
  reaper.UpdateArrange()
end

function cleanup(name)
  newname = name:gsub("_", " ")
  return newname
end

function sleep(n)
  if n > 0 then os.execute("ping -n " .. tonumber(n+1) .. " localhost > NUL") end
end

reaper.ClearConsole()

for i = 1,reaper.CountTracks(0),1
do
  track = reaper.GetTrack(0,i-1)

  for plugin_index = 1,reaper.TrackFX_GetCount(track),1
  do
    retval, fxname = reaper.TrackFX_GetFXName(track, (plugin_index-1), "")
    cleanname = (string.match(cleanup(fxname), ': (.-)%s%('))

    if cleanname or not cleanname == '' then
       SetFXName(track, plugin_index-1,  cleanname)
    end
  reaper.ShowConsoleMsg("\n")
  end

end


reaper.ShowConsoleMsg("Finished")