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Code Issues 4 Pull Requests Releases Wiki Activity

Handle epoxy timeline manually : get off the cache at the moment, will need to be improved

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This commit is contained in:
ganfra 2018-10-31 11:22:42 +01:00
parent bc8055c3cd
commit ecf728aef8
10 changed files with 123 additions and 127 deletions
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9
app/src/main/java/im/vector/riotredesign/core/epoxy/KotlinModel.kt
View File

@ -12,11 +12,13 @@ abstract class KotlinModel(
) : EpoxyModel<View>() {

private var view: View? = null
private var onBindCallback: (() -> Unit)? = null

abstract fun bind()

override fun bind(view: View) {
this.view = view
onBindCallback?.invoke()
bind()
}

@ -24,6 +26,11 @@ abstract class KotlinModel(
this.view = null
}

fun onBind(lambda: (() -> Unit)?): KotlinModel {
onBindCallback = lambda
return this
}

override fun getDefaultLayout() = layoutRes

protected fun <V : View> bind(@IdRes id: Int) = object : ReadOnlyProperty<KotlinModel, V> {
@ -33,7 +40,7 @@ abstract class KotlinModel(
// be optimized with a map
@Suppress("UNCHECKED_CAST")
return view?.findViewById(id) as V?
?: throw IllegalStateException("View ID $id for '${property.name}' not found.")
?: throw IllegalStateException("View ID $id for '${property.name}' not found.")
}
}
}

7
app/src/main/java/im/vector/riotredesign/features/home/room/detail/EventDiffUtilCallback.kt
View File

@ -4,15 +4,14 @@ import android.support.v7.util.DiffUtil
import im.vector.matrix.android.api.session.events.model.EnrichedEvent

class EventDiffUtilCallback : DiffUtil.ItemCallback<EnrichedEvent>() {

override fun areItemsTheSame(p0: EnrichedEvent, p1: EnrichedEvent): Boolean {
return p0.root.eventId == p1.root.eventId
}

override fun areContentsTheSame(p0: EnrichedEvent, p1: EnrichedEvent): Boolean {
return p0.root == p1.root
&& p0.getMetaEvents()
.zip(p1.getMetaEvents()) { a, b ->
a.eventId == b.eventId
}.none { !it }
&& p0.metadata == p1.metadata
}

}

28
app/src/main/java/im/vector/riotredesign/features/home/room/detail/RoomDetailFragment.kt
View File

@ -4,7 +4,6 @@ import android.arch.lifecycle.Observer
import android.arch.paging.PagedList
import android.os.Bundle
import android.support.v7.widget.LinearLayoutManager
import android.support.v7.widget.RecyclerView
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
@ -20,7 +19,7 @@ import im.vector.riotredesign.features.home.RoomSummaryViewHelper
import kotlinx.android.synthetic.main.fragment_room_detail.*
import org.koin.android.ext.android.inject

class RoomDetailFragment : RiotFragment(), TimelineEventAdapter.Callback {
class RoomDetailFragment : RiotFragment() {

companion object {

@ -34,7 +33,6 @@ class RoomDetailFragment : RiotFragment(), TimelineEventAdapter.Callback {
private val matrix by inject<Matrix>()
private val currentSession = matrix.currentSession!!
private var roomId by FragmentArgumentDelegate<String>()
private val timelineAdapter = TimelineEventAdapter(this)
private val timelineEventController = TimelineEventController()
private lateinit var room: Room

@ -61,18 +59,8 @@ class RoomDetailFragment : RiotFragment(), TimelineEventAdapter.Callback {

private fun setupRecyclerView() {
val layoutManager = LinearLayoutManager(context, LinearLayoutManager.VERTICAL, true)
layoutManager.stackFromEnd = true
timelineAdapter.registerAdapterDataObserver(object : RecyclerView.AdapterDataObserver() {
override fun onItemRangeInserted(positionStart: Int, itemCount: Int) {
if (layoutManager.findFirstVisibleItemPosition() == 0) {
layoutManager.scrollToPosition(0)
}

}
})
recyclerView.layoutManager = layoutManager
recyclerView.adapter = timelineAdapter
//recyclerView.setController(timelineEventController)
recyclerView.setController(timelineEventController)
}

private fun renderRoomSummary(roomSummary: RoomSummary?) {
@ -90,16 +78,8 @@ class RoomDetailFragment : RiotFragment(), TimelineEventAdapter.Callback {
}

private fun renderEvents(events: PagedList<EnrichedEvent>?) {
timelineAdapter.submitList(events)
timelineEventController.timeline = events
timelineEventController.requestModelBuild()
}


override
fun onEventsListChanged(oldList: List<EnrichedEvent>?, newList: List<EnrichedEvent>?) {
if (oldList == null && newList != null) {
recyclerView.scrollToPosition(0)
}
}


}

68
app/src/main/java/im/vector/riotredesign/features/home/room/detail/TimelineEventAdapter.kt
View File

@ -1,68 +0,0 @@
package im.vector.riotredesign.features.home.room.detail

import android.arch.paging.PagedList
import android.arch.paging.PagedListAdapter
import android.support.v7.widget.RecyclerView
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.TextView
import im.vector.matrix.android.api.session.events.model.EnrichedEvent
import im.vector.matrix.android.api.session.events.model.EventType
import im.vector.matrix.android.api.session.room.model.MessageContent
import im.vector.matrix.android.api.session.room.model.RoomMember
import im.vector.riotredesign.R

/**
* Created by francois on 14/05/2018.
*/

class TimelineEventAdapter(private val callback: Callback? = null)
: PagedListAdapter<EnrichedEvent, TimelineEventAdapter.ViewHolder>(EventDiffUtilCallback()) {


private var currentList: List<EnrichedEvent>? = null

override fun onCreateViewHolder(parent: ViewGroup, position: Int): ViewHolder {
val view = LayoutInflater.from(parent.context).inflate(R.layout.item_event, parent, false)
return ViewHolder(view)
}

override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) {
val event = getItem(position)
viewHolder.bind(event)
}

class ViewHolder(view: View) : RecyclerView.ViewHolder(view) {

val titleView = view.findViewById<TextView>(R.id.titleView)!!

fun bind(event: EnrichedEvent?) {
if (event == null) {
titleView.text = null
} else if (event.root.type == EventType.MESSAGE) {
val messageContent = event.root.content<MessageContent>()
val roomMember = event.getMetaEvents(EventType.STATE_ROOM_MEMBER).firstOrNull()?.content<RoomMember>()
if (messageContent == null || roomMember == null) {
titleView.text = null
} else {
val text = "${roomMember.displayName} : ${messageContent.body}"
titleView.text = text
}
} else {
titleView.text = event.root.toString()
}
}
}

override fun onCurrentListChanged(newList: PagedList<EnrichedEvent>?) {
callback?.onEventsListChanged(currentList, newList)
currentList = newList
}

interface Callback {
fun onEventsListChanged(oldList: List<EnrichedEvent>?, newList: List<EnrichedEvent>?)
}

}

68
app/src/main/java/im/vector/riotredesign/features/home/room/detail/TimelineEventController.kt
View File

@ -1,29 +1,71 @@
package im.vector.riotredesign.features.home.room.detail

import android.arch.paging.PagedList
import com.airbnb.epoxy.EpoxyAsyncUtil
import com.airbnb.epoxy.EpoxyModel
import com.airbnb.epoxy.paging.PagedListEpoxyController
import com.airbnb.epoxy.EpoxyController
import im.vector.matrix.android.api.session.events.model.EnrichedEvent
import im.vector.matrix.android.api.session.events.model.Event
import im.vector.matrix.android.api.session.events.model.EventType
import im.vector.matrix.android.api.session.room.model.MessageContent
import im.vector.matrix.android.api.session.room.model.RoomMember
import im.vector.riotredesign.features.home.LoadingItemModel_

class TimelineEventController : PagedListEpoxyController<Event>(
diffingHandler = EpoxyAsyncUtil.getAsyncBackgroundHandler()
private const val PREFETCH_DISTANCE = 5

class TimelineEventController : EpoxyController(
EpoxyAsyncUtil.getAsyncBackgroundHandler(),
EpoxyAsyncUtil.getAsyncBackgroundHandler()
) {

override fun buildItemModel(currentPosition: Int, item: Event?): EpoxyModel<*> {
return if (item == null) {
LoadingItemModel_().id(-currentPosition)
} else {
TimelineEventItem(item.toString()).id(item.eventId)
private val pagedListCallback = object : PagedList.Callback() {
override fun onChanged(position: Int, count: Int) {
requestModelBuild()
}

override fun onInserted(position: Int, count: Int) {
requestModelBuild()
}

override fun onRemoved(position: Int, count: Int) {
requestModelBuild()
}
}

init {
isDebugLoggingEnabled = true
var timeline: PagedList<EnrichedEvent>? = null
set(value) {
field?.removeWeakCallback(pagedListCallback)
field = value
field?.addWeakCallback(null, pagedListCallback)
}


override fun buildModels() {
buildModels(timeline)
}

override fun onExceptionSwallowed(exception: RuntimeException) {
throw exception
private fun buildModels(data: List<EnrichedEvent>?) {
if (data.isNullOrEmpty()) {
return
}
data.forEachIndexed { index, enrichedEvent ->
val item = if (enrichedEvent.root.type == EventType.MESSAGE) {
val messageContent = enrichedEvent.root.content<MessageContent>()
val roomMember = enrichedEvent.getMetadata<Event>(EventType.STATE_ROOM_MEMBER)?.content<RoomMember>()
val title = "${roomMember?.displayName} : ${messageContent?.body}"
TimelineEventItem(title = title)
} else {
TimelineEventItem(title = enrichedEvent.toString())
}
item
.onBind { timeline?.loadAround(index) }
.id(enrichedEvent.root.eventId)
.addTo(this)
}

val isLastEvent = data.last().getMetadata<Boolean>(EnrichedEvent.IS_LAST_EVENT) ?: false
LoadingItemModel_()
.id("backward_loading_item")
.addIf(!isLastEvent, this)
}

}

4
app/src/main/java/im/vector/riotredesign/features/home/room/detail/TimelineEventItem.kt
View File

@ -5,14 +5,12 @@ import im.vector.riotredesign.R
import im.vector.riotredesign.core.epoxy.KotlinModel

data class TimelineEventItem(
val title: String,
val listener: (() -> Unit)? = null
val title: String
) : KotlinModel(R.layout.item_event) {

val titleView by bind<TextView>(R.id.titleView)

override fun bind() {
titleView.setOnClickListener { listener?.invoke() }
titleView.text = title
}
}

26
matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/EnrichedEvent.kt
View File

@ -2,7 +2,7 @@ package im.vector.matrix.android.api.session.events.model

data class EnrichedEvent(val root: Event) {

private val metaEventsByType = HashMap<String, ArrayList<Event>>()
val metadata = HashMap<String, Any>()

fun enrichWith(events: List<Event>) {
events.forEach { enrichWith(it) }
@ -12,24 +12,22 @@ data class EnrichedEvent(val root: Event) {
if (event == null) {
return
}
var currentEventsForType = metaEventsByType[event.type]
if (currentEventsForType == null) {
currentEventsForType = ArrayList()
metaEventsByType[event.type] = currentEventsForType
enrichWith(event.type, event)
}

fun enrichWith(key: String, data: Any) {
if (!metadata.containsKey(key)) {
metadata[key] = data
}
currentEventsForType.add(event)
}

fun getMetaEvents(type: String): List<Event> {
return metaEventsByType[type] ?: emptyList()
inline fun <reified T> getMetadata(key: String): T? {
return metadata[key] as T?
}

fun getMetaEvents(): List<Event> {
return metaEventsByType.values.flatten()
}

override fun toString(): String {
return super.toString()
companion object {
const val IS_LAST_EVENT = "IS_LAST_EVENT"
const val READ_RECEIPTS = "READ_RECEIPTS"
}

}

37
matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/events/interceptor/IsLastEventInterceptor.kt Normal file
View File

@ -0,0 +1,37 @@
package im.vector.matrix.android.internal.session.events.interceptor

import com.zhuinden.monarchy.Monarchy
import im.vector.matrix.android.api.session.events.interceptor.EnrichedEventInterceptor
import im.vector.matrix.android.api.session.events.model.EnrichedEvent
import im.vector.matrix.android.internal.database.model.ChunkEntity
import im.vector.matrix.android.internal.database.model.EventEntity
import im.vector.matrix.android.internal.database.model.EventEntityFields
import im.vector.matrix.android.internal.database.query.findAllIncludingEvents
import im.vector.matrix.android.internal.database.query.where
import io.realm.Sort
import java.util.*


class IsLastEventInterceptor(val monarchy: Monarchy) : EnrichedEventInterceptor {

override fun canEnrich(event: EnrichedEvent): Boolean {
return true
}

override fun enrich(roomId: String, event: EnrichedEvent) {
monarchy.doWithRealm { realm ->
if (event.root.eventId == null) {
return@doWithRealm
}
val eventEntity = EventEntity.where(realm, event.root.eventId).findFirst()
val chunkEntity = ChunkEntity.findAllIncludingEvents(realm, Collections.singletonList(event.root.eventId)).firstOrNull()
if (eventEntity == null || chunkEntity == null) {
return@doWithRealm
}
val sortedChunkEvents = chunkEntity.events.where().sort(EventEntityFields.ORIGIN_SERVER_TS, Sort.ASCENDING).findAll()
val isLastEvent = chunkEntity.prevToken == null && sortedChunkEvents?.indexOf(eventEntity) == 0
event.enrichWith(EnrichedEvent.IS_LAST_EVENT, isLastEvent)
}
}

}

1
matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/events/interceptor/MessageEventInterceptor.kt
View File

@ -10,6 +10,7 @@ import im.vector.matrix.android.internal.database.model.EventEntityFields
import im.vector.matrix.android.internal.database.query.last
import im.vector.matrix.android.internal.database.query.where


class MessageEventInterceptor(val monarchy: Monarchy) : EnrichedEventInterceptor {

override fun canEnrich(event: EnrichedEvent): Boolean {

2
matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/room/timeline/DefaultTimelineHolder.kt
View File

@ -11,6 +11,7 @@ import im.vector.matrix.android.internal.database.mapper.asDomain
import im.vector.matrix.android.internal.database.model.ChunkEntity
import im.vector.matrix.android.internal.database.model.EventEntityFields
import im.vector.matrix.android.internal.database.query.where
import im.vector.matrix.android.internal.session.events.interceptor.IsLastEventInterceptor
import im.vector.matrix.android.internal.session.events.interceptor.MessageEventInterceptor
import io.realm.Sort

@ -23,6 +24,7 @@ class DefaultTimelineHolder(private val roomId: String,

init {
eventInterceptors.add(MessageEventInterceptor(monarchy))
eventInterceptors.add(IsLastEventInterceptor(monarchy))
}

override fun liveTimeline(): LiveData<PagedList<EnrichedEvent>> {