function! StatusLinePaste()
  if &paste
    return "PASTE"
  else
    return ""
  endif
endfunction

function! MyStatusLine(mode)
  let statusline = ""
  if a:mode == "Enter"
    let statusline .= "%#StatusLineColor#"
  else
    let statusline .= "%#NoStatusLineColor#"
  endif
  let statusline .= "\ %f\ %m%r"
  let statusline .= "%= "
  let statusline .= "\ %{fugitive#head()}"
  let statusline .= "%= "
  let statusline .= "%{coc#status()}"
  let statusline .= "%= "
  let statusline .= "\ %y\ %{&fileencoding?&fileencoding:&encoding}\/\%{&fileformat}\ \|\ %l:%c\ "
  return statusline
endfunction

au WinEnter * setlocal statusline=%!MyStatusLine('Enter')
au WinLeave * setlocal statusline=%!MyStatusLine('Leave')
set statusline=%!MyStatusLine('Enter')