fix typing comment jumping

Author: Razeeman

features/feature_change_record/src/main/java/com/example/util/simpletimetracker/feature_change_record/adapter/ChangeRecordCommentFieldAdapterDelegate.kt

@@ -21,7 +21,9 @@ fun createChangeRecordCommentFieldAdapterDelegate(
     with(binding) {
         item as ViewData
 
-        if (item.text != etChangeRecordCommentField.text.toString()) {
+        if (item.text != null &&
+            item.text != etChangeRecordCommentField.text.toString()
+        ) {
             etChangeRecordCommentField.setText(item.text)
             etChangeRecordCommentField.setSelection(item.text.length)
         }
@@ -38,7 +40,7 @@ fun createChangeRecordCommentFieldAdapterDelegate(
 
 data class ChangeRecordCommentFieldViewData(
     val id: Long,
-    val text: String,
+    val text: String?,
     @ColorInt val iconColor: Int,
 ) : ViewHolderType {
 

features/feature_change_record/src/main/java/com/example/util/simpletimetracker/feature_change_record/interactor/ChangeRecordViewDataInteractor.kt

@@ -7,10 +7,10 @@ import com.example.util.simpletimetracker.core.view.timeAdjustment.TimeAdjustmen
 import com.example.util.simpletimetracker.domain.favourite.interactor.FavouriteCommentInteractor
 import com.example.util.simpletimetracker.domain.prefs.interactor.PrefsInteractor
 import com.example.util.simpletimetracker.domain.record.interactor.RecordInteractor
-import com.example.util.simpletimetracker.domain.recordTag.interactor.RecordTagInteractor
-import com.example.util.simpletimetracker.domain.recordType.interactor.RecordTypeInteractor
 import com.example.util.simpletimetracker.domain.record.interactor.RunningRecordInteractor
 import com.example.util.simpletimetracker.domain.record.model.Record
+import com.example.util.simpletimetracker.domain.recordTag.interactor.RecordTagInteractor
+import com.example.util.simpletimetracker.domain.recordType.interactor.RecordTypeInteractor
 import com.example.util.simpletimetracker.feature_base_adapter.ViewHolderType
 import com.example.util.simpletimetracker.feature_base_adapter.hint.HintViewData
 import com.example.util.simpletimetracker.feature_change_record.R
@@ -63,6 +63,7 @@ class ChangeRecordViewDataInteractor @Inject constructor(
     suspend fun getCommentsViewData(
         comment: String,
         typeId: Long,
+        fromCommentChange: Boolean,
     ): List<ViewHolderType> {
         data class Data(val timeStarted: Long, val comment: String)
 
@@ -71,8 +72,10 @@ class ChangeRecordViewDataInteractor @Inject constructor(
         val isFavourite = favouriteCommentInteractor.get(comment) != null
 
         ChangeRecordCommentFieldViewData(
-            id = 1L, // Only one at the time.
-            text = comment,
+            // Only one at the time.
+            id = 1L,
+            // Do not update text if update coming from typing.
+            text = if (fromCommentChange) null else comment,
             iconColor = if (isFavourite) {
                 resourceRepo.getColor(R.color.colorSecondary)
             } else {

features/feature_change_record/src/main/java/com/example/util/simpletimetracker/feature_change_record/viewModel/ChangeRecordBaseViewModel.kt

@@ -80,7 +80,7 @@ abstract class ChangeRecordBaseViewModel(
         return@lazy MutableLiveData<List<ViewHolderType>>().let { initial ->
             viewModelScope.launch {
                 initializePreviewViewData()
-                initial.value = loadCommentsViewData()
+                initial.value = loadCommentsViewData(fromCommentChange = false)
             }
             initial
         }
@@ -338,15 +338,21 @@ abstract class ChangeRecordBaseViewModel(
     }
 
     fun onCommentClick(item: ChangeRecordCommentViewData) {
-        onCommentChange(item.text)
+        viewModelScope.launch {
+            if (item.text != newComment) {
+                newComment = item.text
+                updatePreview()
+                updateCommentsViewData()
+            }
+        }
     }
 
     fun onCommentChange(comment: String) {
         viewModelScope.launch {
             if (comment != newComment) {
                 newComment = comment
                 updatePreview()
-                updateCommentsViewData()
+                updateCommentsViewData(fromCommentChange = true)
             }
         }
     }
@@ -845,17 +851,22 @@ abstract class ChangeRecordBaseViewModel(
         )
     }
 
-    private fun updateCommentsViewData() {
+    private fun updateCommentsViewData(
+        fromCommentChange: Boolean = false,
+    ) {
         searchLoadJob?.cancel()
         searchLoadJob = viewModelScope.launch {
-            comments.set(loadCommentsViewData())
+            comments.set(loadCommentsViewData(fromCommentChange))
         }
     }
 
-    private suspend fun loadCommentsViewData(): List<ViewHolderType> {
+    private suspend fun loadCommentsViewData(
+        fromCommentChange: Boolean,
+    ): List<ViewHolderType> {
         return changeRecordViewDataInteractor.getCommentsViewData(
             comment = newComment,
             typeId = newTypeId,
+            fromCommentChange = fromCommentChange,
         )
     }