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Code Issues Releases Wiki Activity

[fenix] For https://github.com/mozilla-mobile/fenix/issues/2792: Display bookmark folders at the top of the bookmarks UI

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Grisha Kruglov 2020-09-18 21:17:09 -07:00 committed by Grisha Kruglov
parent ec18031057
commit 4f6213a2dd
1 changed files with 16 additions and 2 deletions
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18
app/src/main/java/org/mozilla/fenix/library/bookmarks/BookmarkAdapter.kt
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@ -26,16 +26,30 @@ class BookmarkAdapter(private val emptyView: View, private val interactor: Bookm
private var isFirstRun = true
fun updateData(tree: BookmarkNode?, mode: BookmarkFragmentState.Mode) {
// Display folders above all other bookmarks.
val allNodes = tree?.children.orEmpty()
val folders: MutableList<BookmarkNode> = mutableListOf()
val notFolders: MutableList<BookmarkNode> = mutableListOf()
allNodes.forEach {
if (it.type == BookmarkNodeType.FOLDER) {
folders.add(it)
} else {
notFolders.add(it)
}
}
val newTree = folders + notFolders
val diffUtil = DiffUtil.calculateDiff(
BookmarkDiffUtil(
this.tree,
tree?.children.orEmpty(),
newTree,
this.mode,
mode
)
)
this.tree = tree?.children.orEmpty()
this.tree = newTree
isFirstRun = if (isFirstRun) false else {
emptyView.isVisible = this.tree.isEmpty()
false