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If cache entry is expired, load it from cache, then reload it from live.

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This commit is contained in:
Koen 2023-12-04 17:09:27 +01:00
parent f90290c4ec
commit 08134b4427
5 changed files with 24 additions and 8 deletions
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20
app/src/main/java/com/futo/platformplayer/polycentric/PolycentricCache.kt
View file

@ -7,7 +7,6 @@ import com.futo.platformplayer.constructs.BatchedTaskHandler
import com.futo.platformplayer.fragment.mainactivity.main.PolycentricProfile
import com.futo.platformplayer.getNowDiffSeconds
import com.futo.platformplayer.logging.Logger
import com.futo.platformplayer.resolveChannelUrl
import com.futo.platformplayer.resolveChannelUrls
import com.futo.platformplayer.serializers.OffsetDateTimeSerializer
import com.futo.platformplayer.stores.CachedPolycentricProfileStorage
@ -19,17 +18,21 @@ import java.nio.ByteBuffer
import java.time.OffsetDateTime
class PolycentricCache {
data class CachedOwnedClaims(val ownedClaims: List<OwnedClaim>?, val creationTime: OffsetDateTime = OffsetDateTime.now());
data class CachedOwnedClaims(val ownedClaims: List<OwnedClaim>?, val creationTime: OffsetDateTime = OffsetDateTime.now()) {
val expired get() = creationTime.getNowDiffSeconds() > CACHE_EXPIRATION_SECONDS
}
@Serializable
data class CachedPolycentricProfile(val profile: PolycentricProfile?, @Serializable(with = OffsetDateTimeSerializer::class) val creationTime: OffsetDateTime = OffsetDateTime.now());
data class CachedPolycentricProfile(val profile: PolycentricProfile?, @Serializable(with = OffsetDateTimeSerializer::class) val creationTime: OffsetDateTime = OffsetDateTime.now()) {
val expired get() = creationTime.getNowDiffSeconds() > CACHE_EXPIRATION_SECONDS
}
private val _cacheExpirationSeconds = 60 * 60 * 3;
private val _cache = hashMapOf<PlatformID, CachedOwnedClaims>()
private val _profileCache = hashMapOf<PublicKey, CachedPolycentricProfile>()
private val _profileUrlCache = FragmentedStorage.get<CachedPolycentricProfileStorage>("profileUrlCache")
private val _scope = CoroutineScope(Dispatchers.IO);
private val _taskGetProfile = BatchedTaskHandler<PublicKey, CachedPolycentricProfile>(_scope, { system ->
private val _taskGetProfile = BatchedTaskHandler<PublicKey, CachedPolycentricProfile>(_scope,
{ system ->
val signedProfileEvents = ApiMethods.getQueryLatest(
SERVER,
system.toProto(),
@ -150,7 +153,7 @@ class PolycentricCache {
return null
}
if (!ignoreExpired && cached.creationTime.getNowDiffSeconds() > _cacheExpirationSeconds) {
if (!ignoreExpired && cached.expired) {
return null;
}
@ -188,7 +191,7 @@ class PolycentricCache {
fun getCachedProfile(url: String, ignoreExpired: Boolean = false): CachedPolycentricProfile? {
synchronized (_profileCache) {
val cached = _profileUrlCache.get(url) ?: return null;
if (!ignoreExpired && cached.creationTime.getNowDiffSeconds() > _cacheExpirationSeconds) {
if (!ignoreExpired && cached.expired) {
return null;
}
@ -199,7 +202,7 @@ class PolycentricCache {
fun getCachedProfile(system: PublicKey, ignoreExpired: Boolean = false): CachedPolycentricProfile? {
synchronized(_profileCache) {
val cached = _profileCache[system] ?: return null;
if (!ignoreExpired && cached.creationTime.getNowDiffSeconds() > _cacheExpirationSeconds) {
if (!ignoreExpired && cached.expired) {
return null;
}
@ -281,6 +284,7 @@ class PolycentricCache {
private const val TAG = "PolycentricCache"
const val SERVER = "https://srv1-stg.polycentric.io"
private var _instance: PolycentricCache? = null;
private val CACHE_EXPIRATION_SECONDS = 60 * 60 * 3;
@JvmStatic
val instance: PolycentricCache

3
app/src/main/java/com/futo/platformplayer/views/adapters/SubscriptionViewHolder.kt
View file

@ -84,6 +84,9 @@ class SubscriptionViewHolder : ViewHolder {
val cachedProfile = PolycentricCache.instance.getCachedProfile(sub.channel.url, true);
if (cachedProfile != null) {
onProfileLoaded(sub, cachedProfile, false);
if (cachedProfile.expired) {
_taskLoadProfile.run(sub.channel.id);
}
} else {
_creatorThumbnail.setThumbnail(sub.channel.thumbnail, false);
_taskLoadProfile.run(sub.channel.id);

3
app/src/main/java/com/futo/platformplayer/views/adapters/feedtypes/PreviewVideoView.kt
View file

@ -178,6 +178,9 @@ open class PreviewVideoView : LinearLayout {
val cachedProfile = PolycentricCache.instance.getCachedProfile(content.author.url, true);
if (cachedProfile != null) {
onProfileLoaded(cachedProfile, false);
if (cachedProfile.expired) {
_taskLoadProfile.run(content.author.id);
}
} else {
_imageNeopassChannel?.visibility = View.GONE;
_creatorThumbnail?.setThumbnail(content.author.thumbnail, false);

3
app/src/main/java/com/futo/platformplayer/views/adapters/viewholders/CreatorViewHolder.kt
View file

@ -68,6 +68,9 @@ class CreatorViewHolder(private val _viewGroup: ViewGroup, private val _tiny: Bo
val cachedProfile = PolycentricCache.instance.getCachedProfile(authorLink.url, true);
if (cachedProfile != null) {
onProfileLoaded(cachedProfile, false);
if (cachedProfile.expired) {
_taskLoadProfile.run(authorLink.id);
}
} else {
_creatorThumbnail.setThumbnail(authorLink.thumbnail, false);
_taskLoadProfile.run(authorLink.id);

3
app/src/main/java/com/futo/platformplayer/views/adapters/viewholders/SubscriptionBarViewHolder.kt
View file

@ -54,6 +54,9 @@ class SubscriptionBarViewHolder(private val _viewGroup: ViewGroup) : AnyAdapter.
val cachedProfile = PolycentricCache.instance.getCachedProfile(subscription.channel.url, true);
if (cachedProfile != null) {
onProfileLoaded(cachedProfile, false);
if (cachedProfile.expired) {
_taskLoadProfile.run(subscription.channel.id);
}
} else {
_creatorThumbnail.setThumbnail(subscription.channel.thumbnail, false);
_taskLoadProfile.run(subscription.channel.id);