pkg/analysis_server/lib/src/handler/legacy/analysis_update_content.dart

// Copyright (c) 2022, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'dart:async';

import 'package:analysis_server/protocol/protocol.dart';
import 'package:analysis_server/protocol/protocol_generated.dart';
import 'package:analysis_server/src/handler/legacy/legacy_handler.dart';
import 'package:analysis_server/src/plugin/request_converter.dart';
import 'package:analysis_server/src/utilities/extensions/resource_provider.dart';

/// The handler for the `analysis.updateContent` request.
class AnalysisUpdateContentHandler extends LegacyHandler {
  /// Initialize a newly created handler to be able to service requests for the
  /// [server].
  new(super.server, super.request, super.cancellationToken, super.performance);

  @override
  Future<void> handle() async {
    var params = AnalysisUpdateContentParams.fromRequest(
      request,
      clientUriConverter: server.uriConverter,
    );

    for (var file in params.files.keys) {
      if (!server.resourceProvider.isAbsoluteAndNormalized(file)) {
        sendResponse(Response.invalidFilePathFormat(request, file));
        return;
      }
    }

    server.updateContent(request.id, params.files);

    // Forward the request to the plugins.
    server.pluginManager.setAnalysisUpdateContentParams(
      params.asPluginProtocol,
    );

    // Send the response.
    sendResult(AnalysisUpdateContentResult());
  }
}