process method

@override Future<Response> process(Context context)

Implementation

@override
Future<Response> process(Context context) async {
  var assetPath = '$path${context.request.uri.path.split(path).last}';
  var assetType = 'text/html';

  try {
    final extension = assetPath.split('.').last;
    if (imageExtensions.contains(extension)) {
      assetType = 'image/$extension';
    }
    if (textExtensions.contains(extension)) {
      assetType = 'text/$extension';
    } else {
      // TODO: this is probably to vague
      assetType = 'application/$extension';
    }
  } on StateError {
    // if there is no extension, assume text/html.
    assetType = 'text/html';
  }

  if (assetType == 'text/html' && !assetPath.contains('.')) {
    assetPath = '$assetPath.html';
  }

  try {
    final asset = File('./$assetPath');
    final contents = await asset.readAsString();
    final response = Response(200, body: contents);
    final splitAssetType = assetType.split('/');
    final primaryType = splitAssetType.first;
    final subType = splitAssetType.last;
    response.headers.contentType = ContentType(primaryType, subType);

    return response;
  } catch (e) {
    return Response.NotFound();
  }
}