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Fixed crashes when removing draggable item

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This commit is contained in:
Sad Ellie 2022-08-17 21:16:08 +03:00
parent a3a5d9ec27
commit 92ac089b2b
1 changed files with 8 additions and 1 deletions
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9
app/src/main/java/com/sadellie/unitto/data/units/UnitGroupsRepository.kt
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@ -96,9 +96,16 @@ class UnitGroupsRepository @Inject constructor() {
suspend fun moveShownUnitGroups(from: ItemPosition, to: ItemPosition) {
mutex.withLock {
shownUnitGroups.value = shownUnitGroups.value.toMutableList().apply {
val initialIndex = shownUnitGroups.value.indexOfFirst { it == from.key }
/**
* No such item. Happens when dragging item and clicking "remove" while item is
* still being dragged.
*/
if (initialIndex == -1) return
add(
shownUnitGroups.value.indexOfFirst { it == to.key },
removeAt(shownUnitGroups.value.indexOfFirst { it == from.key })
removeAt(initialIndex)
)
}
}