content: /*
   * This file is a part of BSL Language Server.
   *
   * Copyright (c) 2018-2025
   * Alexey Sosnoviy <labotamy@gmail.com>, Nikita Fedkin <nixel2007@gmail.com> and contributors
   *
   * SPDX-License-Identifier: LGPL-3.0-or-later
   *
   * BSL Language Server is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 3.0 of the License, or (at your option) any later version.
   *
   * BSL Language Server is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with BSL Language Server.
   */
  package com.github._1c_syntax.bsl.languageserver.codeactions;
  
  import com.github._1c_syntax.bsl.languageserver.context.DocumentContext;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.QuickFixProvider;
  import org.eclipse.lsp4j.CodeAction;
  import org.eclipse.lsp4j.CodeActionParams;
  import org.eclipse.lsp4j.Diagnostic;
  import org.springframework.stereotype.Component;
  
  import java.util.Collections;
  import java.util.List;
  import java.util.Optional;
  import java.util.stream.Stream;
  
  @Component
  public class QuickFixCodeActionSupplier extends AbstractQuickFixSupplier {
  
    public QuickFixCodeActionSupplier(QuickFixSupplier quickFixSupplier) {
      super(quickFixSupplier);
    }
  
    @Override
    protected Stream<CodeAction> processDiagnosticStream(
      Stream<Diagnostic> diagnosticStream,
      CodeActionParams params,
      DocumentContext documentContext
    ) {
      return diagnosticStream
        .flatMap(diagnostic -> getCodeActionsByDiagnostic(diagnostic, params, documentContext).stream());
    }
  
    private List<CodeAction> getCodeActionsByDiagnostic(
      Diagnostic diagnostic,
      CodeActionParams params,
      DocumentContext documentContext
    ) {
  
      Optional<Class<? extends QuickFixProvider>> quickFixClass =
        quickFixSupplier.getQuickFixClass(diagnostic.getCode());
  
      if (quickFixClass.isEmpty()) {
        return Collections.emptyList();
      }
  
      Class<? extends QuickFixProvider> quickFixProviderClass = quickFixClass.get();
  
      QuickFixProvider quickFixInstance = quickFixSupplier.getQuickFixInstance(quickFixProviderClass);
      return quickFixInstance.getQuickFixes(
        Collections.singletonList(diagnostic),
        params,
        documentContext
      );
  
    }
  }
  