Fix lazy loading of detail tabs

src/main/kotlin/com/marvinelsen/willow/Model.kt

@@ -34,6 +34,11 @@ class Model(
     private val internalIsFindingCharacters: BooleanProperty = SimpleBooleanProperty(false)
     private val internalIsFindingSentences: BooleanProperty = SimpleBooleanProperty(false)
 
+    private val internalFinishedFindingWordsBeginning: BooleanProperty = SimpleBooleanProperty(false)
+    private val internalFinishedFindingWordsContaining: BooleanProperty = SimpleBooleanProperty(false)
+    private val internalFinishedFindingCharacters: BooleanProperty = SimpleBooleanProperty(false)
+    private val internalFinishedFindingSentences: BooleanProperty = SimpleBooleanProperty(false)
+
     val selectedEntry: ReadOnlyObjectProperty<DictionaryEntryFx> = internalSelectedEntry
 
     val searchResults: ObservableList<DictionaryEntryFx> =
@@ -53,6 +58,11 @@ class Model(
     val isFindingCharacters: ReadOnlyBooleanProperty = internalIsFindingCharacters
     val isFindingSentences: ReadOnlyBooleanProperty = internalIsFindingSentences
 
+    val finishedFindingWordsBeginning: ReadOnlyBooleanProperty = internalFinishedFindingWordsBeginning
+    val finishedFindingWordsContaining: ReadOnlyBooleanProperty = internalFinishedFindingWordsContaining
+    val finishedFindingCharacters: ReadOnlyBooleanProperty = internalFinishedFindingCharacters
+    val finishedFindingSentences: ReadOnlyBooleanProperty = internalFinishedFindingSentences
+
     private val coroutineScope = MainScope()
 
     fun search(query: String, searchMode: SearchMode) {
@@ -72,6 +82,7 @@ class Model(
                     .map { it.toFx() }
             )
             internalIsFindingWordsBeginning.value = false
+            internalFinishedFindingWordsBeginning.value = true
         }
     }
 
@@ -84,6 +95,7 @@ class Model(
                     .map { it.toFx() }
             )
             internalIsFindingWordsContaining.value = false
+            internalFinishedFindingWordsContaining.value = true
         }
     }
 
@@ -96,6 +108,7 @@ class Model(
                     .map { it.toFx() }
             )
             internalIsFindingCharacters.value = false
+            internalFinishedFindingCharacters.value = true
         }
     }
 
@@ -108,6 +121,7 @@ class Model(
                     .map { it.toFx() }
             )
             internalIsFindingSentences.value = false
+            internalFinishedFindingSentences.value = true
         }
     }
 
@@ -116,6 +130,12 @@ class Model(
         internalWordsContaining.setAll(emptyList())
         internalCharacters.setAll(emptyList())
         internalSentences.setAll(emptyList())
+
+        internalFinishedFindingCharacters.value = false
+        internalFinishedFindingWordsBeginning.value = false
+        internalFinishedFindingWordsContaining.value = false
+        internalFinishedFindingSentences.value = false
+
         internalSelectedEntry.value = entry
     }
 

src/main/kotlin/com/marvinelsen/willow/ui/controllers/DetailsController.kt

@@ -275,22 +275,22 @@ class DetailsController(
     private fun lazyUpdateTabContent(selectedTabId: String?) {
         when (selectedTabId) {
             "tabWords" -> {
-                if (model.wordsContaining.isEmpty()) {
+                if (!model.finishedFindingWordsContaining.value) {
                     model.findWordsContaining()
                 }
-                if (model.wordsBeginning.isEmpty()) {
+                if (!model.finishedFindingWordsBeginning.value) {
                     model.findWordsBeginning()
                 }
             }
 
             "tabCharacters" -> {
-                if (model.characters.isNotEmpty()) return
+                if (model.finishedFindingCharacters.value) return
 
                 model.findCharacters()
             }
 
             "tabSentences" -> {
-                if (model.sentences.isNotEmpty()) return
+                if (model.finishedFindingSentences.value) return
 
                 model.findSentences()
             }