/// <summary>
        /// Updates the Xcode project file with localized values using <see cref="AppInfo"/>.
        /// </summary>
        /// <param name="projectDirectory">The root project directory to be updated. This is where the iOS player was built to.</param>
        /// <param name="appInfo">Contains the localized values for the App.</param>
        public static void AddLocalizationToXcodeProject(string projectDirectory, AppInfo appInfo)
        {
            if (appInfo == null)
            {
                throw new ArgumentNullException(nameof(appInfo));
            }

            var pbxPath = PBXProject.GetPBXProjectPath(projectDirectory);
            var project = new PBXProject();

            project.ReadFromFile(pbxPath);
            project.ClearKnownRegions(); // Remove the deprecated regions that get added automatically.

            var plistDocument = new PlistDocument();
            var plistPath     = Path.Combine(projectDirectory, "Info.plist");

            plistDocument.ReadFromFile(plistPath);

            var bundleLanguages = plistDocument.root.CreateArray("CFBundleLocalizations");

            foreach (var locale in LocalizationEditorSettings.GetLocales())
            {
                var code = locale.Identifier.Code.Replace("-", "_");
                project.AddKnownRegion(code);
                bundleLanguages.AddString(code);

                var localeDir = code + ".lproj";
                var dir       = Path.Combine(projectDirectory, localeDir);
                Directory.CreateDirectory(dir);

                var filePath     = Path.Combine(dir, kInfoFile);
                var relativePath = Path.Combine(localeDir, kInfoFile);

                GenerateLocalizedInfoPlistFile(locale, appInfo, plistDocument, filePath);
                project.AddLocaleVariantFile(kInfoFile, code, relativePath);
            }

            plistDocument.WriteToFile(plistPath);
            project.WriteToFile(pbxPath);
        }