[fenix] For https://github.com/mozilla-mobile/fenix/issues/2732: Removes view model usage from collection creation

app/src/main/java/org/mozilla/fenix/collections/CollectionCreationComponent.kt

@@ -54,7 +54,7 @@ sealed class CollectionCreationAction : Action {
         CollectionCreationAction()
     data class RenameCollection(val collection: TabCollection, val name: String) :
         CollectionCreationAction()
-    data class SelectCollection(val collection: TabCollection) :
+    data class SelectCollection(val collection: TabCollection, val tabs: List<Tab>) :
         CollectionCreationAction()
 }
 

app/src/main/java/org/mozilla/fenix/collections/CollectionCreationUIView.kt

@@ -21,7 +21,6 @@ import io.reactivex.Observer
 import io.reactivex.functions.Consumer
 import kotlinx.android.synthetic.main.component_collection_creation.*
 import kotlinx.android.synthetic.main.component_collection_creation.view.*
-import kotlinx.android.synthetic.main.sign_in_preference.*
 import mozilla.components.support.ktx.android.view.hideKeyboard
 import mozilla.components.support.ktx.android.view.showKeyboard
 import org.mozilla.fenix.R
@@ -257,8 +256,7 @@ class CollectionCreationUIView(
                     view.context.getString(R.string.create_collection_name_collection)
             }
         }
-
+        collectionSaveListAdapter.updateData(it.tabCollections, it.selectedTabs)
-        collectionSaveListAdapter.reloadData(it.tabCollections)
     }
 
     fun onResumed() {

app/src/main/java/org/mozilla/fenix/collections/CreateCollectionFragment.kt

@@ -103,17 +103,17 @@ class CreateCollectionFragment : DialogFragment(), CoroutineScope {
                         .onNext(CollectionCreationChange.StepChanged(SaveCollectionStep.SelectCollection))
                 }
                 is CollectionCreationAction.AddTabToSelection -> {
-                    viewModel.selectedTabs.add(it.tab)
                     getManagedEmitter<CollectionCreationChange>()
                         .onNext(CollectionCreationChange.TabAdded(it.tab))
                 }
                 is CollectionCreationAction.RemoveTabFromSelection -> {
-                    viewModel.selectedTabs.remove(it.tab)
                     getManagedEmitter<CollectionCreationChange>()
                         .onNext(CollectionCreationChange.TabRemoved(it.tab))
                 }
-                is CollectionCreationAction.SelectAllTapped -> getManagedEmitter<CollectionCreationChange>()
+                is CollectionCreationAction.SelectAllTapped -> {
+                    getManagedEmitter<CollectionCreationChange>()
                         .onNext(CollectionCreationChange.AddAllTabs)
+                }
                 is CollectionCreationAction.AddNewCollection -> getManagedEmitter<CollectionCreationChange>().onNext(
                     CollectionCreationChange.StepChanged(SaveCollectionStep.NameCollection)
                 )
@@ -130,10 +130,10 @@ class CreateCollectionFragment : DialogFragment(), CoroutineScope {
                     }
                 }
                 is CollectionCreationAction.SelectCollection -> {
-                    showSavedSnackbar(viewModel.selectedTabs.size)
+                    showSavedSnackbar(it.tabs.size)
                     dismiss()
                     context?.let { context ->
-                        val sessionBundle = viewModel.selectedTabs.toList().toSessionBundle(context)
+                        val sessionBundle = it.tabs.toList().toSessionBundle(context)
                         launch(Dispatchers.IO) {
                             requireComponents.core.tabCollectionStorage
                                 .addTabsToCollection(it.collection, sessionBundle)

app/src/main/java/org/mozilla/fenix/collections/SaveCollectionListAdapter.kt

@@ -14,6 +14,7 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import org.mozilla.fenix.R
+import org.mozilla.fenix.home.sessioncontrol.Tab
 import org.mozilla.fenix.home.sessioncontrol.TabCollection
 import kotlin.coroutines.CoroutineContext
 
@@ -23,6 +24,7 @@ class SaveCollectionListAdapter(
 
     private lateinit var job: Job
     private var tabCollections = listOf<TabCollection>()
+    private var selectedTabs: Set<Tab> = setOf()
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CollectionViewHolder {
         val view = LayoutInflater.from(parent.context)
@@ -34,6 +36,12 @@ class SaveCollectionListAdapter(
     override fun onBindViewHolder(holder: CollectionViewHolder, position: Int) {
         val collection = tabCollections[position]
         holder.bind(collection)
+        holder.view.setOnClickListener {
+            collection.apply {
+                val action = CollectionCreationAction.SelectCollection(this, selectedTabs.toList())
+                actionEmitter.onNext(action)
+            }
+        }
     }
 
     override fun getItemCount(): Int = tabCollections.size
@@ -48,8 +56,9 @@ class SaveCollectionListAdapter(
         job.cancel()
     }
 
-    fun reloadData(tabCollections: List<TabCollection>) {
+    fun updateData(tabCollections: List<TabCollection>, selectedTabs: Set<Tab>) {
         this.tabCollections = tabCollections
+        this.selectedTabs = selectedTabs
         notifyDataSetChanged()
     }
 }
@@ -66,17 +75,6 @@ class CollectionViewHolder(
 
     private var collection: TabCollection? = null
 
-    private val listener = View.OnClickListener {
-        collection?.apply {
-            val action = CollectionCreationAction.SelectCollection(this)
-            actionEmitter.onNext(action)
-        }
-    }
-
-    init {
-        view.setOnClickListener(listener)
-    }
-
     fun bind(collection: TabCollection) {
         this.collection = collection
         view.collection_item.text = collection.title

app/src/main/res/layout/collection_home_list_row.xml

@@ -45,7 +45,6 @@
             android:drawablePadding="8dp"
             android:layout_marginEnd="16dp"
             app:layout_constraintStart_toEndOf="@id/collection_icon"
-            app:layout_constraintEnd_toStartOf="@id/collection_share_button"
             app:layout_constraintTop_toTopOf="parent" android:text="The quick brown fox jumps over the lazy dog"/>
 
         <TextView