content: /*******************************************************************************
   * Copyright (C) 2022, 1C-Soft LLC and others.
   *
   * This program and the accompanying materials are made
   * available under the terms of the Eclipse Public License 2.0
   * which is available at https://www.eclipse.org/legal/epl-2.0/
   *
   * SPDX-License-Identifier: EPL-2.0
   *
   * Contributors:
   *     1C-Soft LLC - initial API and implementation
   *******************************************************************************/
  package com.e1c.v8codestyle.bsl.check;
  
  import static com._1c.g5.v8.dt.bsl.model.BslPackage.Literals.MODULE;
  
  import java.text.MessageFormat;
  import java.util.List;
  import java.util.Optional;
  
  import org.eclipse.core.runtime.IProgressMonitor;
  
  import com._1c.g5.v8.dt.bsl.model.EmptyStatement;
  import com._1c.g5.v8.dt.bsl.model.Module;
  import com._1c.g5.v8.dt.bsl.model.ModuleType;
  import com._1c.g5.v8.dt.bsl.model.RaiseStatement;
  import com._1c.g5.v8.dt.bsl.model.RegionPreprocessor;
  import com._1c.g5.v8.dt.bsl.model.Statement;
  import com._1c.g5.v8.dt.core.platform.IV8ProjectManager;
  import com._1c.g5.v8.dt.metadata.mdclass.ScriptVariant;
  import com.e1c.g5.v8.dt.check.CheckComplexity;
  import com.e1c.g5.v8.dt.check.ICheckParameters;
  import com.e1c.g5.v8.dt.check.components.ModuleTopObjectNameFilterExtension;
  import com.e1c.g5.v8.dt.check.settings.IssueSeverity;
  import com.e1c.g5.v8.dt.check.settings.IssueType;
  import com.e1c.v8codestyle.bsl.ModuleStructureSection;
  import com.e1c.v8codestyle.check.StandardCheckExtension;
  import com.e1c.v8codestyle.internal.bsl.BslPlugin;
  import com.google.inject.Inject;
  
  /**
   * Checks that initialize code should be placed in the Initialize region
   *
   * @author Artem Iliukhin
   */
  public class ModuleStructureInitCodeInRegionCheck
      extends AbstractModuleStructureCheck
  {
  
      private static final String CHECK_ID = "module-structure-init-code-in-region"; //$NON-NLS-1$
  
      private final IV8ProjectManager v8ProjectManager;
  
      @Inject
      public ModuleStructureInitCodeInRegionCheck(IV8ProjectManager v8ProjectManager)
      {
          this.v8ProjectManager = v8ProjectManager;
      }
  
      @Override
      public String getCheckId()
      {
          return CHECK_ID;
      }
  
      @Override
      protected void configureCheck(CheckConfigurer builder)
      {
          builder.title(Messages.ModuleStructureInitCodeInRegion_Title)
              .description(Messages.ModuleStructureInitCodeInRegion_Description)
              .complexity(CheckComplexity.NORMAL)
              .severity(IssueSeverity.MINOR)
              .issueType(IssueType.CODE_STYLE)
              .extension(new ModuleTopObjectNameFilterExtension())
              .extension(new StandardCheckExtension(455, getCheckId(), BslPlugin.PLUGIN_ID))
              .extension(ModuleTypeFilter.excludeTypes(ModuleType.COMMON_MODULE, ModuleType.COMMAND_MODULE,
                  ModuleType.MANAGER_MODULE, ModuleType.SESSION_MODULE))
              .module()
              .checkedObjectType(MODULE);
      }
  
      @Override
      protected void check(Object object, ResultAcceptor resultAceptor, ICheckParameters parameters,
          IProgressMonitor monitor)
      {
          Module module = (Module)object;
  
          ScriptVariant scriptVariant = v8ProjectManager.getProject(module).getScriptVariant();
  
          String initialize = ModuleStructureSection.INITIALIZE.getName(scriptVariant);
  
          List<Statement> statements = module.allStatements();
          for (Statement statement : statements)
          {
              if (monitor.isCanceled())
              {
                  return;
              }
  
              if (!isSkipCheck(statement) && !isInRegion(initialize, statement))
              {
                  resultAceptor.addIssue(
                      MessageFormat.format(Messages.ModuleStructureInitCodeInRegion_Issue__0, initialize), statement);
              }
          }
      }
  
      private boolean isSkipCheck(Statement statement)
      {
          return statement instanceof EmptyStatement || statement instanceof RaiseStatement;
      }
  
      private boolean isInRegion(String region, Statement statement)
      {
          Optional<RegionPreprocessor> topRegion = getTopParentRegion(statement);
          return topRegion.isPresent() && region.equalsIgnoreCase(topRegion.get().getName());
      }
  
  }
  