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Switches account cache to a flow

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This commit is contained in:
Vitor Pamplona
2025-09-11 11:05:03 -04:00
parent 4347a1b104
commit 7f428a9976
1 changed files with 24 additions and 17 deletions
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41
amethyst/src/main/java/com/vitorpamplona/amethyst/model/accountsCache/AccountCacheState.kt
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@@ -22,7 +22,6 @@ package com.vitorpamplona.amethyst.model.accountsCache
import android.content.ContentResolver import android.content.ContentResolver
import android.util.Log import android.util.Log
import androidx.collection.LruCache
import com.vitorpamplona.amethyst.model.Account import com.vitorpamplona.amethyst.model.Account
import com.vitorpamplona.amethyst.model.AccountSettings import com.vitorpamplona.amethyst.model.AccountSettings
import com.vitorpamplona.amethyst.model.LocalCache import com.vitorpamplona.amethyst.model.LocalCache
@@ -40,7 +39,9 @@ import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.SupervisorJob import kotlinx.coroutines.SupervisorJob
import kotlinx.coroutines.cancel import kotlinx.coroutines.cancel
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.flow.update
class AccountCacheState( class AccountCacheState(
val geolocationFlow: StateFlow<LocationState.LocationResult>, val geolocationFlow: StateFlow<LocationState.LocationResult>,
@@ -49,20 +50,15 @@ class AccountCacheState(
val cache: LocalCache, val cache: LocalCache,
val client: INostrClient, val client: INostrClient,
) { ) {
val accounts = val accounts = MutableStateFlow<Map<HexKey, Account>>(emptyMap())
object : LruCache<HexKey, Account>(20) {
override fun entryRemoved(
evicted: Boolean,
key: HexKey,
oldValue: Account,
newValue: Account?,
) {
super.entryRemoved(evicted, key, oldValue, newValue)
oldValue.scope.cancel()
}
}
fun removeAccount(pubkey: HexKey) = accounts.remove(pubkey) fun removeAccount(pubkey: HexKey) {
accounts.update { existingAccounts ->
val oldValue = existingAccounts[pubkey]
oldValue?.scope?.cancel()
existingAccounts.minus(pubkey)
}
}
fun loadAccount(accountSettings: AccountSettings): Account = fun loadAccount(accountSettings: AccountSettings): Account =
loadAccount( loadAccount(
@@ -87,7 +83,7 @@ class AccountCacheState(
signer: NostrSigner, signer: NostrSigner,
accountSettings: AccountSettings, accountSettings: AccountSettings,
): Account { ): Account {
val cached = accounts[signer.pubKey] val cached = accounts.value[signer.pubKey]
if (cached != null) return cached if (cached != null) return cached
return Account( return Account(
@@ -106,8 +102,19 @@ class AccountCacheState(
Log.e("AccountCacheState", "Account ${signer.pubKey} caught exception: ${throwable.message}", throwable) Log.e("AccountCacheState", "Account ${signer.pubKey} caught exception: ${throwable.message}", throwable)
}, },
), ),
).also { ).also { newAccount ->
accounts.put(signer.pubKey, it) accounts.update { existingAccounts ->
existingAccounts.plus(Pair(signer.pubKey, newAccount))
}
}
}
fun clear() {
accounts.update { existingAccounts ->
existingAccounts.forEach {
it.value.scope.cancel()
}
emptyMap()
} }
} }
} }