Issue #3504665 by utkarsh_33, phenaproxima, chrisfromredfin: Clicking...

Issue #3504665 by utkarsh_33, phenaproxima, chrisfromredfin: Clicking "install" button with empty queue shows message multiple times

sveltejs/src/InstallListProcessor.js

@@ -203,7 +203,17 @@ export const processInstallList = async () => {
   const projectsToActivate = [];
   const projectsToDownloadAndActivate = [];
   if (currentInstallList.length === 0) {
-    new Drupal.Message().add(Drupal.t('No projects selected'), { type: 'error' });
+    const messageElement = document.querySelector('[data-drupal-message-id="install_message"]');
+
+    if (!messageElement) {
+      // If the message does not exist, create a new one.
+      new Drupal.Message().add(Drupal.t('No projects selected'), { type: 'error', id: 'install_message' });
+    } else if (messageElement.classList.contains('visually-hidden')) {
+      // If the message exists but is visually hidden, remove the class and reset opacity.
+      messageElement.classList.remove('visually-hidden');
+      messageElement.style.opacity = 1;
+    }
+
     window.scrollTo({ top: 0, behavior: 'smooth' });
     return;
   }