local function open(cmd)
  local lines = vim.o.lines - vim.o.cmdheight - (vim.o.laststatus > 0 and 1 or 0)
  local w, h = math.floor(vim.o.columns * 0.95), math.floor(lines * 0.95)
  local buf = vim.api.nvim_create_buf(false, true)
  vim.bo[buf].bufhidden = 'wipe'

  local win = vim.api.nvim_open_win(buf, true, {
    relative = 'editor',
    width = w,
    height = h,
    row = math.floor((lines - h) / 2),
    col = math.floor((vim.o.columns - w) / 2),
    border = 'rounded',
  })

  vim.fn.termopen(cmd, { on_exit = function() pcall(vim.api.nvim_win_close, win, true) end })
end

return { open = open }