-- The MIT License (MIT)
--
-- Copyright © 2026 Scott E. Graves <scott.e.graves@protonmail.com>
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy of this software
-- and associated documentation files (the “Software”), to deal in the Software without restriction,
-- including without limitation the rights to use, copy, modify, merge, publish, distribute,
-- sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
-- furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in all copies or
-- substantial portions of the Software.
--
-- THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
-- BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-- NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
--
require("darcula.utils.string")

local g = require("darcula.utils")
local os = require("darcula.utils.os")
local path = require("plenary.path")
local scan = require("plenary.scandir")

local M = {}

M.directory_sep = g.iff(os.is_windows, "\\", "/")
M.not_directory_sep = g.iff(os.is_windows, "/", "\\")

function M.get_file_name_list(dir, remove_extension, extension_no_dot)
  extension_no_dot = (extension_no_dot or "lua"):lower()
  local list = {}

  local files = scan.scan_dir(dir, {hidden = true, depth = 1})
  for _, name in ipairs(files) do
    local file_name = path:new(name):make_relative(dir):lower()
    if file_name:ends_with("." .. extension_no_dot) then
      table.insert(
        list,
        g.iff(remove_extension, file_name:sub(1, -5), file_name)
      )
    end
  end
  return list
end

return M