buildRouteConfiguration function

RouteConfiguration buildRouteConfiguration(Directory directory)

Build a RouteConfiguration based on the provided root project directory.

Implementation

RouteConfiguration buildRouteConfiguration(Directory directory) {
  final routesDirectory = Directory(path.join(directory.path, 'routes'));

  if (!routesDirectory.existsSync()) {
    throw Exception('Could not find directory ${routesDirectory.path}');
  }

  final globalMiddlewareFile = File(
    path.join(routesDirectory.path, '_middleware.dart'),
  );
  final globalMiddleware = globalMiddlewareFile.existsSync()
      ? MiddlewareFile(
          name: 'middleware',
          path: path
              .join('..', path.relative(globalMiddlewareFile.path))
              .replaceAll(r'\', '/'),
        )
      : null;

  final endpoints = <String, List<RouteFile>>{};
  final middleware = <MiddlewareFile>[
    if (globalMiddleware != null) globalMiddleware,
  ];
  final routes = <RouteFile>[];
  final rogueRoutes = <RouteFile>[];
  final directories = _getRouteDirectories(
    directory: routesDirectory,
    routesDirectory: routesDirectory,
    onRoute: routes.add,
    onMiddleware: middleware.add,
    onEndpoint: (endpoint, file) {
      if (!endpoints.containsKey(endpoint)) {
        endpoints[endpoint] = [file];
      } else {
        endpoints[endpoint]!.add(file);
      }
    },
    onRogueRoute: rogueRoutes.add,
  );
  final publicDirectory = Directory(path.join(directory.path, 'public'));
  final mainDartFile = File(path.join(directory.path, 'main.dart'));

  final customInitRegex = RegExp(
    r'^Future(?:Or)?<void>\s*init\(InternetAddress .*?,\s*int .*?\)\s*(?:async)?\s*{',
    multiLine: true,
  );

  final mainDartFileExists = mainDartFile.existsSync();
  final hasCustomInit = mainDartFileExists &&
      customInitRegex.hasMatch(mainDartFile.readAsStringSync());

  return RouteConfiguration(
    globalMiddleware: globalMiddleware,
    middleware: middleware,
    directories: directories,
    routes: routes,
    rogueRoutes: rogueRoutes,
    endpoints: endpoints,
    serveStaticFiles: publicDirectory.existsSync(),
    invokeCustomEntrypoint: mainDartFileExists,
    invokeCustomInit: hasCustomInit,
  );
}