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95 lines
4.2 KiB
Kotlin
95 lines
4.2 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.RecyclerView
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import io.reactivex.Observer
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import kotlinx.coroutines.Job
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import org.mozilla.fenix.home.sessioncontrol.viewholders.ArchiveTabsViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.DeleteTabsViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.PrivateBrowsingDescriptionViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.SessionHeaderViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.SessionViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.SessionPlaceholderViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.TabHeaderViewHolder
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import org.mozilla.fenix.home.sessioncontrol.viewholders.TabViewHolder
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import java.lang.IllegalStateException
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sealed class AdapterItem {
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object TabHeader : AdapterItem()
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data class TabItem(val tab: Tab) : AdapterItem()
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object PrivateBrowsingDescription : AdapterItem()
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object ArchiveTabs : AdapterItem()
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object DeleteTabs : AdapterItem()
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object SessionHeader : AdapterItem()
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object SessionPlaceholder : AdapterItem()
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data class SessionItem(val session: ArchivedSession) : AdapterItem()
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val viewType: Int
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get() = when (this) {
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TabHeader -> TabHeaderViewHolder.LAYOUT_ID
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is TabItem -> TabViewHolder.LAYOUT_ID
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ArchiveTabs -> ArchiveTabsViewHolder.LAYOUT_ID
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PrivateBrowsingDescription -> PrivateBrowsingDescriptionViewHolder.LAYOUT_ID
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DeleteTabs -> DeleteTabsViewHolder.LAYOUT_ID
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SessionHeader -> SessionHeaderViewHolder.LAYOUT_ID
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SessionPlaceholder -> SessionPlaceholderViewHolder.LAYOUT_ID
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is SessionItem -> SessionViewHolder.LAYOUT_ID
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}
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}
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class SessionControlAdapter(
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private val actionEmitter: Observer<SessionControlAction>
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) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
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var items: List<AdapterItem> = listOf()
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private lateinit var job: Job
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fun reloadData(items: List<AdapterItem>) {
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this.items = items
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notifyDataSetChanged()
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}
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// This method triggers the ComplexMethod lint error when in fact it's quite simple.
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@SuppressWarnings("ComplexMethod")
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
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val view = LayoutInflater.from(parent.context).inflate(viewType, parent, false)
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return when (viewType) {
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TabHeaderViewHolder.LAYOUT_ID -> TabHeaderViewHolder(view, actionEmitter)
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TabViewHolder.LAYOUT_ID -> TabViewHolder(view, actionEmitter, job)
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ArchiveTabsViewHolder.LAYOUT_ID -> ArchiveTabsViewHolder(view, actionEmitter)
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PrivateBrowsingDescriptionViewHolder.LAYOUT_ID -> PrivateBrowsingDescriptionViewHolder(view, actionEmitter)
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DeleteTabsViewHolder.LAYOUT_ID -> DeleteTabsViewHolder(view, actionEmitter)
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SessionHeaderViewHolder.LAYOUT_ID -> SessionHeaderViewHolder(view)
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SessionPlaceholderViewHolder.LAYOUT_ID -> SessionPlaceholderViewHolder(view)
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SessionViewHolder.LAYOUT_ID -> SessionViewHolder(view, actionEmitter)
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else -> throw IllegalStateException()
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}
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}
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override fun onAttachedToRecyclerView(recyclerView: RecyclerView) {
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super.onAttachedToRecyclerView(recyclerView)
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job = Job()
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}
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override fun onDetachedFromRecyclerView(recyclerView: RecyclerView) {
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super.onDetachedFromRecyclerView(recyclerView)
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job.cancel()
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}
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override fun getItemViewType(position: Int) = items[position].viewType
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override fun getItemCount(): Int = items.size
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override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
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when (holder) {
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is TabViewHolder -> holder.bindSession((items[position] as AdapterItem.TabItem).tab, position)
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is SessionViewHolder -> holder.bind((items[position] as AdapterItem.SessionItem).session)
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}
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}
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}
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