Don't enable verify, if selectedDir is empty

lib/challenge-verify-handler.js

@@ -39,6 +39,19 @@ document.addEventListener('DOMContentLoaded', () => {
     })
   }
 
+  // Only if button exists.
+  // Before enableVerifyButtons, due to checked selectedDirPath there.
+  if (selectDirButton) {
+    const savedDir = userData.getSavedDir(currentChallenge)
+
+    if (!savedDir) {
+      showSelectedDirDiv(false)
+    } else {
+      selectedDirPath.innerText = savedDir
+      showSelectedDirDiv(true)
+    }
+  }
+
   const challengeUserData = userData.getChallengeData(currentChallenge)
   if (challengeUserData.challengeComplete) {
     enableVerifyButtons(false)
@@ -52,18 +65,6 @@ document.addEventListener('DOMContentLoaded', () => {
   if (challengeUserData.verifyList.length > 0) {
     printOutVerifyList(challengeUserData.verifyList)
   }
-
-  // Only if button exists
-  if (selectDirButton) {
-    const savedDir = userData.getSavedDir(currentChallenge)
-
-    if (!savedDir) {
-      showSelectedDirDiv(false)
-    } else {
-      selectedDirPath.innerText = savedDir
-      showSelectedDirDiv(true)
-    }
-  }
 })
 
 /*
@@ -72,6 +73,7 @@ document.addEventListener('DOMContentLoaded', () => {
 ipc.on('confirm-selectDir', (event, path) => {
   selectedDirPath.innerText = path
   showSelectedDirDiv(true)
+  enableVerifyButtons(true)
   userData.updateSavedDir(currentChallenge, path)
 })
 
@@ -80,9 +82,12 @@ ipc.on('confirm-selectDir', (event, path) => {
  */
 async function handleVerifyClick () {
   // If challenge with directory, but no path is selected
+  // Should normally not happen, as it is prevented already.
   if (selectDirButton && !selectedDirPath?.innerText.length) {
-    console.log('No path selected!')
+    console.error('No path selected!')
     showSelectedDirDiv(false)
+    // Buttons generally still enabled, but check verify-button against empty path again.
+    enableVerifyButtons(true)
     return
   }
 
@@ -161,11 +166,17 @@ function enableClearStatusButton (enabled) {
 }
 
 /*
- * VerifyButton gets disabled or not.
+ * VerifyButtons get disabled or not.
+ * This includes the verify-button, as well as the select-dir button if available.
  */
 function enableVerifyButtons (enabled) {
   verifyButton.disabled = !enabled
+
   if (selectDirButton) {
+    // Don't enable verifyButton, if no folder selected
+    if (selectedDirPath.innerText === '') {
+      verifyButton.disabled = true
+    }
     selectDirButton.disabled = !enabled
   }
 }