# frozen_string_literal: true

require "test_helper"
require "tmpdir"
require "fileutils"

class StoreTest < Minitest::Test
  def setup
    @dir = Dir.mktmpdir
    File.write(File.join(@dir, "hello.md"), "+++\ntitle = \"Hello\"\n+++\n\nBody\n")
    FileUtils.mkdir_p(File.join(@dir, "cs"))
    File.write(File.join(@dir, "cs", "ahoj.md"), "+++\ntitle = \"Ahoj\"\n+++\n\nTelo\n")
  end

  def teardown
    FileUtils.remove_entry(@dir)
  end

  def test_all_loads_every_post
    assert_equal 2, Volumen::Store.new(@dir).all.length
  end

  def test_slug_falls_back_to_filename
    slugs = Volumen::Store.new(@dir).all.map(&:slug).sort
    assert_equal %w[ahoj hello], slugs
  end

  def test_lang_derived_from_subdirectory
    store = Volumen::Store.new(@dir, default_lang: "en")
    assert_equal "cs", store.find("ahoj").lang
    assert_equal "en", store.find("hello").lang
  end

  def test_find_returns_nil_when_missing
    assert_nil Volumen::Store.new(@dir).find("nope")
  end

  def test_all_langs_post_is_visible_in_any_language
    File.write(File.join(@dir, "global.md"), <<~POST)
      +++
      title = "Global"
      lang = "en"
      all_langs = true
      +++

      Visible everywhere.
    POST
    store = Volumen::Store.new(@dir, default_lang: "en")
    assert store.find("global", lang: "cs")
    assert store.find("global", lang: "en")
  end

  def test_save_rejects_path_traversal_slug
    store = Volumen::Store.new(@dir)
    post = Volumen::Post.new(metadata: { "slug" => "../../etc/passwd" }, body: "x")
    assert_raises(ArgumentError, "slug escapes content directory") { store.save(post) }
  end
end