fix #176 Clicking 'Go to Extra Icons settings' from the notification …

…just throws an error

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## 2024.1.2 (WIP)
 * optimize icons size by ~3% with SVGO 3.2.0.
+* fix [#176](https://github.com/jonathanlermitage/intellij-extra-icons-plugin/issues/176): clicking 'Go to Extra Icons settings' from the notification just throws an error.
 
 ## 2024.1.1 (2024/01/02)
 * **INFO**: JetBrains will introduce a new business model for paid/freemium plugins. This model will offer a perpetual license, **allowing users to make a one-time payment for the plugin and use it for a lifetime**. [Get more information here](https://github.com/jonathanlermitage/intellij-extra-icons-plugin/blob/master/docs/LICENSE_FAQ.md#how-to-get-a-lifetime-license). There is no ETA yet.

src/main/java/lermitage/intellij/extra/icons/activity/HintNotificationsProjectActivity.java

@@ -2,12 +2,12 @@
 
 package lermitage.intellij.extra.icons.activity;
 
-import com.intellij.ide.BrowserUtil;
 import com.intellij.notification.Notification;
 import com.intellij.notification.NotificationAction;
 import com.intellij.notification.NotificationType;
 import com.intellij.notification.Notifications;
 import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.options.ShowSettingsUtil;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.startup.ProjectActivity;
@@ -20,6 +20,8 @@
 import lermitage.intellij.extra.icons.messaging.RefreshIconsNotifierService;
 import lermitage.intellij.extra.icons.utils.I18nUtils;
 import lermitage.intellij.extra.icons.utils.IJUtils;
+import lermitage.intellij.extra.icons.utils.ProjectUtils;
+import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -31,11 +33,17 @@
  */
 public class HintNotificationsProjectActivity implements ProjectActivity {
 
+    private static final @NonNls Logger LOGGER = Logger.getInstance(HintNotificationsProjectActivity.class);
+
     private static final ResourceBundle i18n = I18nUtils.getResourceBundle();
 
     @Nullable
     @Override
     public Object execute(@NotNull Project project, @NotNull Continuation<? super Unit> continuation) {
+        if (!ProjectUtils.isProjectAlive(project)) {
+            LOGGER.info(this.getClass().getName() + " started before project is ready. Will not show startup notifications this time");
+            return null;
+        }
         SettingsIDEService settingsIDEService = SettingsIDEService.getInstance();
 
         boolean alwaysShowNotifications = System.getProperty("extra-icons.always.show.notifications", "false").equals("true"); //NON-NLS