local clip_val = require('femaco.utils').clip_val
require("femaco").setup({
  -- should prepare a new buffer and return the winid
  -- by default opens a floating window
  -- provide a different callback to change this behaviour
  -- @param opts: the return value from float_opts
  prepare_buffer = function(opts)
    local buf = vim.api.nvim_create_buf(false, false)
    return vim.api.nvim_open_win(buf, true, opts)
  end;
  -- should return options passed to nvim_open_win
  -- @param code_block: data about the code-block with the keys
  --   * range
  --   * lines
  --   * lang
  float_opts = function(code_block)
    return {
      relative = "cursor";
      width = clip_val(5, 120, vim.api.nvim_win_get_width(0) - 10); -- TODO: how to offset sign column etc?
      height = clip_val(5, #code_block.lines, vim.api.nvim_win_get_height(0) - 6);
      anchor = "NW";
      row = 0;
      col = 0;
      style = "minimal";
      border = "rounded";
      zindex = 1;
    }
  end;
  -- return filetype to use for a given lang
  -- lang can be nil
  ft_from_lang = function(lang)
    return lang
  end;
  -- what to do after opening the float
  post_open_float = function(winnr)
    vim.wo.signcolumn = "no"
  end;
  -- create the path to a temporary file
  create_tmp_filepath = function(filetype)
    return os.tmpname()
  end;
  -- if a newline should always be used, useful for multiline injections
  -- which separators needs to be on separate lines such as markdown, neorg etc
  -- @param base_filetype: The filetype which FeMaco is called from, not the
  -- filetype of the injected language (this is the current buffer so you can
  -- get it from vim.bo.filetyp).
  ensure_newline = function(base_filetype)
    return false
  end;
})