kopia lustrzana https://github.com/vitorpamplona/amethyst
More Performant UpdateFollows
rodzic
ae8d39df92
commit
50bc55e84b
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@ -17,6 +17,7 @@ import kotlinx.coroutines.delay
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import kotlinx.coroutines.launch
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import com.vitorpamplona.amethyst.service.relays.Relay
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import java.util.Date
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import java.util.concurrent.atomic.AtomicBoolean
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import java.util.regex.Matcher
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import java.util.regex.Pattern
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import nostr.postr.events.Event
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@ -194,17 +195,19 @@ class Note(val idHex: String) {
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class NoteLiveData(val note: Note): LiveData<NoteState>(NoteState(note)) {
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// Refreshes observers in batches.
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var handlerWaiting = false
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var handlerWaiting = AtomicBoolean()
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@Synchronized
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fun invalidateData() {
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if (handlerWaiting) return
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if (!hasActiveObservers()) return
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if (handlerWaiting.getAndSet(true)) return
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handlerWaiting = true
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val scope = CoroutineScope(Job() + Dispatchers.Default)
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handlerWaiting.set(true)
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val scope = CoroutineScope(Job() + Dispatchers.Main)
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scope.launch {
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delay(100)
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refresh()
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handlerWaiting = false
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handlerWaiting.set(false)
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}
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}
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@ -10,6 +10,9 @@ import com.vitorpamplona.amethyst.ui.note.toShortenHex
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import fr.acinq.secp256k1.Hex
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import java.util.Collections
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import java.util.concurrent.ConcurrentHashMap
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import java.util.concurrent.atomic.AtomicBoolean
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import kotlin.time.ExperimentalTime
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import kotlin.time.measureTimedValue
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.Job
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@ -81,7 +84,11 @@ class User(val pubkeyHex: String) {
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liveFollows.invalidateData()
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user.liveFollows.invalidateData()
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listeners.forEach {
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updateSubscribers {
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it.onFollowsChange()
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}
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user.updateSubscribers {
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it.onFollowsChange()
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}
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}
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@ -95,6 +102,40 @@ class User(val pubkeyHex: String) {
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updateSubscribers {
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it.onFollowsChange()
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}
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user.updateSubscribers {
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it.onFollowsChange()
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}
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}
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fun follow(users: Set<User>, followedAt: Long) {
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follows = follows + users
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users.forEach {
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it.followers = it.followers + this
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it.liveFollows.invalidateData()
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it.updateSubscribers {
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it.onFollowsChange()
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}
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}
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liveFollows.invalidateData()
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updateSubscribers {
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it.onFollowsChange()
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}
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}
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fun unfollow(users: Set<User>) {
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follows = follows - users
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users.forEach {
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it.followers = it.followers - this
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it.liveFollows.invalidateData()
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it.updateSubscribers {
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it.onFollowsChange()
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}
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}
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liveFollows.invalidateData()
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updateSubscribers {
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it.onFollowsChange()
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}
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}
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fun addTaggedPost(note: Note) {
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@ -164,17 +205,13 @@ class User(val pubkeyHex: String) {
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updateSubscribers { it.onNewRelayInfo() }
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liveRelayInfo.invalidateData()
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}
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fun updateFollows(newFollows: Set<User>, updateAt: Long) {
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val toBeAdded = newFollows - follows
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val toBeRemoved = follows - newFollows
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toBeAdded.forEach {
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follow(it, updateAt)
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}
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toBeRemoved.forEach {
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unfollow(it)
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}
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follow(toBeAdded, updateAt)
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unfollow(toBeRemoved)
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updatedFollowsAt = updateAt
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}
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@ -239,19 +276,20 @@ class User(val pubkeyHex: String) {
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}
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// Refreshes observers in batches.
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var modelHandlerWaiting = false
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var modelHandlerWaiting = AtomicBoolean()
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@Synchronized
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fun updateSubscribers(on: (Listener) -> Unit) {
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if (modelHandlerWaiting) return
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if (modelHandlerWaiting.getAndSet(true)) return
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modelHandlerWaiting = true
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modelHandlerWaiting.set(true)
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val scope = CoroutineScope(Job() + Dispatchers.Default)
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scope.launch {
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delay(100)
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listeners.forEach {
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on(it)
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}
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modelHandlerWaiting = false
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modelHandlerWaiting.set(false)
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}
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}
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@ -292,17 +330,19 @@ class UserMetadata {
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class UserLiveData(val user: User): LiveData<UserState>(UserState(user)) {
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// Refreshes observers in batches.
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var handlerWaiting = false
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var handlerWaiting = AtomicBoolean()
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@Synchronized
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fun invalidateData() {
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if (handlerWaiting) return
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if (!hasActiveObservers()) return
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if (handlerWaiting.getAndSet(true)) return
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handlerWaiting = true
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handlerWaiting.set(true)
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val scope = CoroutineScope(Job() + Dispatchers.Main)
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scope.launch {
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delay(100)
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refresh()
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handlerWaiting = false
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handlerWaiting.set(false)
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}
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}
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