feat: enables SCLE by using LS to fetch SAST settings [nebula-1427] (#149)

feat: enables SCLE by using LS to fetch SAST settings

Author: metju90

plugin/src/main/java/io/snyk/eclipse/plugin/properties/PreferencesPage.java

@@ -12,10 +12,10 @@
 import org.eclipse.ui.IWorkbenchPreferencePage;
 
 import io.snyk.eclipse.plugin.SnykStartup;
-import io.snyk.eclipse.plugin.properties.preferences.ApiClient;
 import io.snyk.eclipse.plugin.properties.preferences.Preferences;
 import io.snyk.eclipse.plugin.utils.SnykLogger;
 import io.snyk.languageserver.LsConfigurationUpdater;
+import io.snyk.languageserver.protocolextension.SnykExtendedLanguageClient;
 
 public class PreferencesPage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage {
 	private BooleanFieldEditor snykCodeCheckbox;
@@ -120,8 +120,8 @@ public boolean performOk() {
 	}
 
 	private void disableSnykCodeIfOrgDisabled() {
-		var apiClient = new ApiClient();
-		if (snykCodeCheckbox.getBooleanValue() && !apiClient.checkSnykCodeEnablement()) {
+		boolean isSastEnabled = SnykExtendedLanguageClient.getInstance().getSastEnabled();
+		if (snykCodeCheckbox.getBooleanValue() && !isSastEnabled) {
 			String message = "Snyk Code disabled, because it is not enabled for your organization. After you close this preference page, it will stay disabled.";
 			snykCodeCheckbox.setLabelText(snykCodeCheckbox.getLabelText() + " (" + message + ")");
 			SnykLogger.logInfo(message);

plugin/src/main/java/io/snyk/eclipse/plugin/properties/preferences/ApiClient.java

@@ -27,6 +27,7 @@
 import org.eclipse.ui.PlatformUI;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 
 import io.snyk.eclipse.plugin.SnykStartup;
@@ -39,6 +40,7 @@
 import io.snyk.languageserver.protocolextension.messageObjects.SnykIsAvailableCliParams;
 import io.snyk.languageserver.protocolextension.messageObjects.SnykTrustedFoldersParams;
 
+
 @SuppressWarnings("restriction")
 public class SnykExtendedLanguageClient extends LanguageClientImpl {
   private final ProgressManager progressMgr = new ProgressManager();
@@ -102,6 +104,22 @@ public void triggerAuthentication() {
   public void trustWorkspaceFolders() {
     executeCommand("snyk.trustWorkspaceFolders", new ArrayList<>());
   }
+  
+  public boolean getSastEnabled() {
+   ExecuteCommandParams params = new ExecuteCommandParams("snyk.getSettingsSastEnabled", new ArrayList<>());
+	try {
+	  CompletableFuture<Object> lsSastSettings =  getConnectedLanguageServer().getWorkspaceService().executeCommand(params);
+	  ObjectMapper mapper = new ObjectMapper();
+	  mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+	  SastSettings sastSettings = mapper.convertValue(lsSastSettings.get(), SastSettings.class);
+
+	  return sastSettings.sastEnabled;
+	} catch (Exception e) {
+	  SnykLogger.logError(e);
+	}
+	
+	return false;
+  }
 
   @JsonNotification(value = "$/snyk.hasAuthenticated")
   public void hasAuthenticated(HasAuthenticatedParam param) {
@@ -216,5 +234,33 @@ public boolean refreshOAuthToken() {
     var newToken = future.completeOnTimeout(token, 2, TimeUnit.SECONDS).join();
     return !token.equals(newToken);
   }
-
+  
+	static class SastSettings {
+		public boolean sastEnabled;
+
+		public LocalCodeEngine localCodeEngine;
+
+		public boolean reportFalsePositivesEnabled;
+		
+		public String org;
+		
+		public boolean autofixEnabled;
+	}
+
+	/**
+	 * SAST local code engine configuration.
+	 */
+	static class LocalCodeEngine {
+		public boolean enabled;
+
+		public String url;
+	}
+	
+	public static <T> T convertInstanceOfObject(Object o, Class<T> clazz) {
+	    try {
+	        return clazz.cast(o);
+	    } catch(ClassCastException e) {
+	        return null;
+	    }
+	}
 }