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.diagnostics;
  
  import com.github._1c_syntax.bsl.languageserver.context.symbol.RegionSymbol;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticCompatibilityMode;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticMetadata;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticScope;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticSeverity;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticTag;
  import com.github._1c_syntax.bsl.languageserver.diagnostics.metadata.DiagnosticType;
  import com.github._1c_syntax.bsl.languageserver.utils.Regions;
  import com.github._1c_syntax.bsl.types.ModuleType;
  
  import java.util.Collections;
  import java.util.EnumMap;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  import java.util.regex.Pattern;
  
  @DiagnosticMetadata(
    type = DiagnosticType.CODE_SMELL,
    severity = DiagnosticSeverity.INFO,
    scope = DiagnosticScope.BSL,
    minutesToFix = 1,
    compatibilityMode = DiagnosticCompatibilityMode.COMPATIBILITY_MODE_8_3_1,
    tags = {
      DiagnosticTag.STANDARD
    }
  )
  public class NonStandardRegionDiagnostic extends AbstractDiagnostic {
  
    private static final Map<ModuleType, Set<Pattern>> standardRegionsByModuleType = makeStandardRegions();
  
    private static Map<ModuleType, Set<Pattern>> makeStandardRegions() {
      Map<ModuleType, Set<Pattern>> standardRegions = new EnumMap<>(ModuleType.class);
      for (ModuleType moduleType : ModuleType.values()) {
        standardRegions.put(moduleType, Regions.getStandardRegionsPatternsByModuleType(moduleType));
      }
  
      return standardRegions;
    }
  
    @Override
    public void check() {
  
      // нет смысла говорить о стандартах для неизвестных модулях
      Set<Pattern> standardRegions = standardRegionsByModuleType.getOrDefault(
        documentContext.getModuleType(), Collections.emptySet());
  
      if (standardRegions.isEmpty()) {
        return;
      }
  
      List<RegionSymbol> regions = documentContext.getSymbolTree().getModuleLevelRegions();
  
      // чтобы не было лишних FP, анализировать модуль без областей не будем
      // вешать диагностику тож не будем, пусть вешается "CodeOutOfRegionDiagnostic"
      if (regions.isEmpty()) {
        return;
      }
  
      // проверим, что область находится в списке доступных
      regions.forEach((RegionSymbol region) -> {
        if (standardRegions.stream().noneMatch(regionName -> regionName.matcher(region.getName()).find())) {
          diagnosticStorage.addDiagnostic(
            region.getStartRange(),
            info.getMessage(region.getName())
          );
        }
      });
    }
  }
  