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@ -8,24 +8,25 @@ import android.view.View
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import android.view.ViewGroup
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import android.view.ViewGroup.LayoutParams.MATCH_PARENT
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import android.view.ViewGroup.LayoutParams.WRAP_CONTENT
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import androidx.core.view.isVisible
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import androidx.recyclerview.widget.DiffUtil
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import androidx.recyclerview.widget.RecyclerView
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import mozilla.appservices.places.BookmarkRoot
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import mozilla.components.concept.storage.BookmarkNode
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import mozilla.components.concept.storage.BookmarkNodeType
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import org.mozilla.fenix.library.LibrarySiteItemView
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import org.mozilla.fenix.library.SelectionHolder
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import org.mozilla.fenix.library.bookmarks.viewholders.BookmarkFolderViewHolder
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import org.mozilla.fenix.library.bookmarks.viewholders.BookmarkItemViewHolder
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import org.mozilla.fenix.library.bookmarks.viewholders.BookmarkNodeViewHolder
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import org.mozilla.fenix.library.bookmarks.viewholders.BookmarkSeparatorViewHolder
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class BookmarkAdapter(val emptyView: View, val interactor: BookmarkViewInteractor) :
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RecyclerView.Adapter<BookmarkNodeViewHolder>() {
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RecyclerView.Adapter<BookmarkNodeViewHolder>(), SelectionHolder<BookmarkNode> {
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private var tree: List<BookmarkNode> = listOf()
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private var mode: BookmarkState.Mode = BookmarkState.Mode.Normal
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val selected: Set<BookmarkNode>
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get() = (mode as? BookmarkState.Mode.Selecting)?.selectedItems ?: setOf()
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override val selectedItems: Set<BookmarkNode> get() = mode.selectedItems
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private var isFirstRun = true
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fun updateData(tree: BookmarkNode?, mode: BookmarkState.Mode) {
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@ -40,7 +41,7 @@ class BookmarkAdapter(val emptyView: View, val interactor: BookmarkViewInteracto
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this.tree = tree?.children ?: listOf()
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isFirstRun = if (isFirstRun) false else {
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emptyView.visibility = if (this.tree.isEmpty()) View.VISIBLE else View.GONE
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emptyView.isVisible = this.tree.isEmpty()
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false
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}
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this.mode = mode
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@ -57,15 +58,8 @@ class BookmarkAdapter(val emptyView: View, val interactor: BookmarkViewInteracto
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override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean =
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old[oldItemPosition].guid == new[newItemPosition].guid
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override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean {
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val oldSelected = (oldMode as? BookmarkState.Mode.Selecting)?.selectedItems ?: setOf()
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val newSelected = (newMode as? BookmarkState.Mode.Selecting)?.selectedItems ?: setOf()
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val modesEqual = oldMode::class == newMode::class
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val selectedEqual =
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((oldSelected.contains(old[oldItemPosition]) && newSelected.contains(new[newItemPosition])) ||
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(!oldSelected.contains(old[oldItemPosition]) && !newSelected.contains(new[newItemPosition])))
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return modesEqual && selectedEqual
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}
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override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean =
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old[oldItemPosition] in oldMode.selectedItems == new[newItemPosition] in newMode.selectedItems
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override fun getOldListSize(): Int = old.size
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override fun getNewListSize(): Int = new.size
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@ -77,12 +71,9 @@ class BookmarkAdapter(val emptyView: View, val interactor: BookmarkViewInteracto
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}
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return when (viewType) {
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LibrarySiteItemView.ItemType.SITE.ordinal ->
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BookmarkItemViewHolder(view, interactor)
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LibrarySiteItemView.ItemType.FOLDER.ordinal ->
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BookmarkFolderViewHolder(view, interactor)
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LibrarySiteItemView.ItemType.SEPARATOR.ordinal ->
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BookmarkSeparatorViewHolder(view, interactor)
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LibrarySiteItemView.ItemType.SITE.ordinal -> BookmarkItemViewHolder(view, interactor, this)
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LibrarySiteItemView.ItemType.FOLDER.ordinal -> BookmarkFolderViewHolder(view, interactor, this)
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LibrarySiteItemView.ItemType.SEPARATOR.ordinal -> BookmarkSeparatorViewHolder(view, interactor)
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else -> throw IllegalStateException("ViewType $viewType does not match to a ViewHolder")
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}
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}
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@ -99,11 +90,7 @@ class BookmarkAdapter(val emptyView: View, val interactor: BookmarkViewInteracto
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override fun getItemCount(): Int = tree.size
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override fun onBindViewHolder(holder: BookmarkNodeViewHolder, position: Int) {
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holder.bind(
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tree[position],
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mode,
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tree[position] in selected
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)
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holder.bind(tree[position])
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}
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}
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