More navigation bugs and fixed broken modal during transition

src/exams/Level/index.tsx

@@ -65,7 +65,6 @@ const Level: React.FC<ExamProps<LevelExam>> = ({ exam, showSolutions = false, pr
 	const [showQuestionsModal, setShowQuestionsModal] = useState(false);
 	const [continueAnyways, setContinueAnyways] = useState(false);
 	const [textRender, setTextRender] = useState(false);
-	const [changedPrompt, setChangedPrompt] = useState(false);
 
 
 	const [questionModalKwargs, setQuestionModalKwargs] = useState<{
@@ -98,9 +97,9 @@ const Level: React.FC<ExamProps<LevelExam>> = ({ exam, showSolutions = false, pr
 		{
 			exam, module: "level", showBlankModal: showQuestionsModal,
 			setShowBlankModal: setShowQuestionsModal, showSolutions,
-			preview, disableBetweenParts: true, modalKwargs
-		});
-
+			preview, disableBetweenParts: true, modalBetweenParts: true ,modalKwargs
+		}
+	);
 
 	const registerSolution = useCallback((updateSolution: () => UserSolution) => {
 		userSolutionRef.current = updateSolution;
@@ -299,7 +298,6 @@ const Level: React.FC<ExamProps<LevelExam>> = ({ exam, showSolutions = false, pr
 						currentExercise!.questions[questionIndex + i].prompt = updatedPrompt;
 					}
 				})
-				setChangedPrompt(true);
 			}
 		}
 		// eslint-disable-next-line react-hooks/exhaustive-deps
@@ -366,14 +364,14 @@ const Level: React.FC<ExamProps<LevelExam>> = ({ exam, showSolutions = false, pr
 						onNext={() => { setShowPartDivider(false); setIsFirstTimeRender(false); setBgColor("bg-white"); setSeenParts(prev => new Set(prev).add(partIndex)); }}
 					/> : (
 						<>
-							<SectionNavbar
+							{exam.parts.length > 1 && <SectionNavbar
 								module="level"
 								sectionLabel="Part"
 								seenParts={seenParts}
 								setShowPartDivider={setShowPartDivider}
 								setSeenParts={setSeenParts}
 								preview={preview}
-							/>
+							/>}
 							<ModuleTitle
 								examLabel={exam.label}
 								partLabel={partLabel()}