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79 lines
2.6 KiB
Kotlin
79 lines
2.6 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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License, v. 2.0. If a copy of the MPL was not distributed with this
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file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.home.sessioncontrol
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import android.view.LayoutInflater
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import android.view.ViewGroup
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import io.reactivex.Observable
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import io.reactivex.Observer
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import io.reactivex.functions.Consumer
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import org.mozilla.fenix.R
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import org.mozilla.fenix.mvi.UIView
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// Convert HomeState into a data structure HomeAdapter understands
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@SuppressWarnings("ComplexMethod")
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private fun SessionControlState.toAdapterList(): List<AdapterItem> {
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val items = mutableListOf<AdapterItem>()
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if (tabs.isNotEmpty()) {
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items.add(AdapterItem.TabHeader)
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tabs.map(AdapterItem::TabItem).forEach { items.add(it) }
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if (mode == Mode.Private) {
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items.add(AdapterItem.ArchiveTabs)
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}
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} else {
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if (mode == Mode.Private) {
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items.add(AdapterItem.PrivateBrowsingDescription)
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}
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}
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if (mode == Mode.Private) { return items }
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if (archivedSessions.isNotEmpty()) {
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items.add(AdapterItem.SessionHeader)
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archivedSessions.map(AdapterItem::SessionItem).forEach { items.add(it) }
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} else {
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items.add(AdapterItem.SessionPlaceholder)
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}
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return items
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}
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class SessionControlUIView(
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container: ViewGroup,
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actionEmitter: Observer<SessionControlAction>,
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changesObservable: Observable<SessionControlChange>
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) :
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UIView<SessionControlState, SessionControlAction, SessionControlChange>(
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container,
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actionEmitter,
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changesObservable
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) {
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override val view: RecyclerView = LayoutInflater.from(container.context)
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.inflate(R.layout.component_home, container, true)
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.findViewById(R.id.home_component)
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private val sessionControlAdapter = SessionControlAdapter(actionEmitter)
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init {
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view.apply {
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adapter = sessionControlAdapter
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layoutManager = LinearLayoutManager(container.context)
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}
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}
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override fun updateView() = Consumer<SessionControlState> {
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sessionControlAdapter.reloadData(it.toAdapterList())
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// There is a current bug in the combination of MotionLayout~alhpa4 and RecyclerView where it doesn't think
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// it has to redraw itself. For some reason calling scrollBy forces this to happen every time
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// https://stackoverflow.com/a/42549611
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view.scrollBy(0, 0)
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}
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}
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