- Adds an Around ME feed

- Refactors location to operate as a flow
- Refactors FeedStructures to prepare for custom feeds
- Moves Account to operate feeds with location

amethyst/src/main/java/com/vitorpamplona/amethyst/Amethyst.kt

@@ -32,6 +32,7 @@ import androidx.security.crypto.EncryptedSharedPreferences
 import coil.ImageLoader
 import coil.disk.DiskCache
 import coil.memory.MemoryCache
+import com.vitorpamplona.amethyst.service.LocationState
 import com.vitorpamplona.amethyst.service.playback.VideoCache
 import com.vitorpamplona.ammolite.service.HttpClientManager
 import kotlinx.coroutines.CoroutineScope
@@ -50,6 +51,7 @@ class Amethyst : Application() {
 
     // Service Manager is only active when the activity is active.
     val serviceManager = ServiceManager(applicationIOScope)
+    val locationManager = LocationState(this, applicationIOScope)
 
     override fun onTerminate() {
         super.onTerminate()

amethyst/src/main/java/com/vitorpamplona/amethyst/model/Account.kt

@@ -20,6 +20,7 @@
  */
 package com.vitorpamplona.amethyst.model
 
+import android.location.Location
 import android.util.Log
 import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.Stable
@@ -28,6 +29,8 @@ import androidx.lifecycle.asLiveData
 import androidx.lifecycle.liveData
 import androidx.lifecycle.switchMap
 import com.fasterxml.jackson.module.kotlin.readValue
+import com.fonfon.kgeohash.toGeoHash
+import com.vitorpamplona.amethyst.Amethyst
 import com.vitorpamplona.amethyst.BuildConfig
 import com.vitorpamplona.amethyst.service.FileHeader
 import com.vitorpamplona.amethyst.service.NostrLnZapPaymentResponseDataSource
@@ -119,10 +122,8 @@ import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.combineTransform
 import kotlinx.coroutines.flow.emitAll
-import kotlinx.coroutines.flow.flatMapLatest
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.mapLatest
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.flow.transformLatest
 import kotlinx.coroutines.flow.update
@@ -158,17 +159,19 @@ class Account(
     val transientPaymentRequests: MutableStateFlow<Set<PaymentRequest>> = MutableStateFlow(emptySet())
 
     @Immutable
-    class LiveFollowLists(
-        val users: Set<String> = emptySet(),
-        val usersPlusMe: Set<String>,
+    class LiveFollowList(
+        val authors: Set<String> = emptySet(),
+        val authorsPlusMe: Set<String>,
         val hashtags: Set<String> = emptySet(),
         val geotags: Set<String> = emptySet(),
-        val communities: Set<String> = emptySet(),
+        val addresses: Set<String> = emptySet(),
     )
 
-    class ListNameNotePair(
+    class FeedsBaseFlows(
         val listName: String,
-        val event: GeneralListEvent?,
+        val peopleList: StateFlow<NoteState> = MutableStateFlow(NoteState(Note(" "))),
+        val kind3: StateFlow<Account.LiveFollowList?> = MutableStateFlow(null),
+        val location: StateFlow<Location?> = MutableStateFlow(null),
     )
 
     val connectToRelaysFlow =
@@ -216,7 +219,7 @@ class Account(
         localRelayList: Set<String>,
     ): List<RelaySetupInfo> {
         val newDMRelaySet = newDMRelayEvent?.relays()?.map { RelayUrlFormatter.normalize(it) }?.toSet() ?: emptySet()
-        val searchRelaySet = (searchRelayEvent?.relays() ?: Constants.defaultSearchRelaySet).map { RelayUrlFormatter.normalize(it) }.toSet()
+        val searchRelaySet = (searchRelayEvent?.relays() ?: DefaultSearchRelayList).map { RelayUrlFormatter.normalize(it) }.toSet()
         val nip65RelaySet =
             nip65RelayEvent?.relays()?.map {
                 AdvertisedRelayListEvent.AdvertisedRelayInfo(
@@ -463,23 +466,26 @@ class Account(
                 }.toTypedArray(),
             )
 
-    fun buildFollowLists(latestContactList: ContactListEvent?): LiveFollowLists {
+    fun buildFollowLists(latestContactList: ContactListEvent?): LiveFollowList {
         // makes sure the output include only valid p tags
         val verifiedFollowingUsers = latestContactList?.verifiedFollowKeySet() ?: emptySet()
 
-        return LiveFollowLists(
-            verifiedFollowingUsers,
-            verifiedFollowingUsers + signer.pubKey,
-            latestContactList
-                ?.unverifiedFollowTagSet()
-                ?.map { it.lowercase() }
-                ?.toSet() ?: emptySet(),
-            latestContactList
-                ?.unverifiedFollowGeohashSet()
-                ?.toSet() ?: emptySet(),
-            latestContactList
-                ?.verifiedFollowAddressSet()
-                ?.toSet() ?: emptySet(),
+        return LiveFollowList(
+            authors = verifiedFollowingUsers,
+            authorsPlusMe = verifiedFollowingUsers + signer.pubKey,
+            hashtags =
+                latestContactList
+                    ?.unverifiedFollowTagSet()
+                    ?.map { it.lowercase() }
+                    ?.toSet() ?: emptySet(),
+            geotags =
+                latestContactList
+                    ?.unverifiedFollowGeohashSet()
+                    ?.toSet() ?: emptySet(),
+            addresses =
+                latestContactList
+                    ?.verifiedFollowAddressSet()
+                    ?.toSet() ?: emptySet(),
         )
     }
 
@@ -514,7 +520,7 @@ class Account(
             )
 
     @OptIn(ExperimentalCoroutinesApi::class)
-    val liveKind3FollowsFlow: Flow<LiveFollowLists> =
+    val liveKind3FollowsFlow: Flow<LiveFollowList> =
         userProfile().flow().follows.stateFlow.transformLatest {
             checkNotInMainThread()
             emit(buildFollowLists(it.user.latestContactList))
@@ -529,80 +535,108 @@ class Account(
                 buildFollowLists(userProfile().latestContactList ?: settings.backupContactList),
             )
 
-    @OptIn(ExperimentalCoroutinesApi::class)
-    private val liveHomeList: Flow<ListNameNotePair> =
-        settings.defaultHomeFollowList.flatMapLatest { listName ->
-            loadPeopleListFlowFromListName(listName)
-        }
-
-    fun peopleListFromListNameStarter(listName: String): ListNameNotePair =
-        if (listName != GLOBAL_FOLLOWS && listName != KIND3_FOLLOWS) {
-            val note = LocalCache.checkGetOrCreateAddressableNote(listName)
-            val noteEvent = note?.event as? GeneralListEvent
-            ListNameNotePair(listName, noteEvent)
-        } else {
-            ListNameNotePair(listName, null)
-        }
-
-    @OptIn(ExperimentalCoroutinesApi::class)
-    fun loadPeopleListFlowFromListName(listName: String): Flow<ListNameNotePair> =
-        if (listName != GLOBAL_FOLLOWS && listName != KIND3_FOLLOWS) {
-            val note = LocalCache.checkGetOrCreateAddressableNote(listName)
-            note?.flow()?.metadata?.stateFlow?.mapLatest {
-                val noteEvent = it.note.event as? GeneralListEvent
-                ListNameNotePair(listName, noteEvent)
-            } ?: MutableStateFlow(ListNameNotePair(listName, null))
-        } else {
-            MutableStateFlow(ListNameNotePair(listName, null))
-        }
-
-    suspend fun combinePeopleList(
-        kind3Follows: LiveFollowLists,
-        peopleListFollows: ListNameNotePair,
-    ): LiveFollowLists? =
-        if (peopleListFollows.listName == GLOBAL_FOLLOWS) {
-            null
-        } else if (peopleListFollows.listName == KIND3_FOLLOWS) {
-            kind3Follows
-        } else if (peopleListFollows.event == null) {
-            LiveFollowLists(usersPlusMe = setOf(signer.pubKey))
-        } else {
-            val result = waitToDecrypt(peopleListFollows.event)
-            if (result == null) {
-                LiveFollowLists(usersPlusMe = setOf(signer.pubKey))
-            } else {
-                result
+    fun loadFlowsFor(listName: String): FeedsBaseFlows =
+        when (listName) {
+            GLOBAL_FOLLOWS -> FeedsBaseFlows(listName)
+            KIND3_FOLLOWS -> FeedsBaseFlows(listName, kind3 = liveKind3Follows)
+            AROUND_ME ->
+                FeedsBaseFlows(
+                    listName,
+                    location = Amethyst.instance.locationManager.locationStateFlow,
+                )
+            else -> {
+                val note = LocalCache.checkGetOrCreateAddressableNote(listName)
+                if (note != null) {
+                    FeedsBaseFlows(
+                        listName,
+                        peopleList =
+                            note
+                                .flow()
+                                .metadata.stateFlow,
+                    )
+                } else {
+                    FeedsBaseFlows(listName)
+                }
             }
         }
 
-    fun combinePeopleListFlows(
-        kind3FollowsSource: Flow<LiveFollowLists>,
-        peopleListFollowsSource: Flow<ListNameNotePair>,
-    ): Flow<LiveFollowLists?> =
-        combineTransform(kind3FollowsSource, peopleListFollowsSource) { kind3Follows, peopleListFollows ->
-            checkNotInMainThread()
-            emit(combinePeopleList(kind3Follows, peopleListFollows))
+    suspend fun mapIntoFollowLists(
+        listName: String,
+        kind3: LiveFollowList?,
+        noteState: NoteState,
+        location: Location?,
+    ): LiveFollowList? =
+        if (listName == GLOBAL_FOLLOWS) {
+            println("AABBCC combinePeopleList $listName Global $listName")
+            null
+        } else if (listName == KIND3_FOLLOWS) {
+            println("AABBCC combinePeopleList $listName Kind3 $kind3")
+            kind3
+        } else if (listName == AROUND_ME) {
+            val hash = location?.toGeoHash(com.vitorpamplona.amethyst.ui.actions.GeohashPrecision.KM_5_X_5.digits)
+            if (hash != null) {
+                println("AABBCC combinePeopleList AROUND ME Started $listName Kind3 $kind3")
+                // 2 neighbors deep = 25x25km
+                val hashes =
+                    listOf(hash.toString()) +
+                        hash.adjacent
+                            .map { listOf(it.toString()) + it.adjacent.map { it.toString() } }
+                            .flatten()
+                            .distinct()
+
+                println("AABBCC combinePeopleList AROUND ME Finished $listName Kind3 $kind3")
+
+                LiveFollowList(
+                    authorsPlusMe = setOf(signer.pubKey),
+                    geotags = hashes.toSet(),
+                )
+            } else {
+                LiveFollowList(authorsPlusMe = setOf(signer.pubKey))
+            }
+        } else {
+            val peopleList = noteState.note.event as? GeneralListEvent
+            println("AABBCC combinePeopleList $listName General List ${noteState.note.idHex}")
+            if (peopleList != null) {
+                waitToDecrypt(peopleList) ?: LiveFollowList(authorsPlusMe = setOf(signer.pubKey))
+            } else {
+                LiveFollowList(authorsPlusMe = setOf(signer.pubKey))
+            }
         }
 
-    val liveHomeFollowListFlow: Flow<LiveFollowLists?> by lazy {
-        combinePeopleListFlows(liveKind3Follows, liveHomeList)
-    }
+    @OptIn(ExperimentalCoroutinesApi::class)
+    fun combinePeopleListFlows(peopleListFollowsSource: Flow<String>): Flow<LiveFollowList?> =
+        peopleListFollowsSource
+            .transformLatest { listName ->
+                val followList = loadFlowsFor(listName)
+                emitAll(
+                    combine(followList.kind3, followList.peopleList, followList.location) { kind3, peopleList, location ->
+                        mapIntoFollowLists(followList.listName, kind3, peopleList, location)
+                    },
+                )
+            }
 
-    val liveHomeFollowLists: StateFlow<LiveFollowLists?> by lazy {
-        liveHomeFollowListFlow
+    val liveHomeFollowLists: StateFlow<LiveFollowList?> by lazy {
+        combinePeopleListFlows(settings.defaultHomeFollowList)
             .flowOn(Dispatchers.Default)
             .stateIn(
                 scope,
                 SharingStarted.Eagerly,
                 runBlocking {
-                    combinePeopleList(
-                        liveKind3Follows.value,
-                        peopleListFromListNameStarter(settings.defaultHomeFollowList.value),
-                    )
+                    loadAndCombineFlows(settings.defaultHomeFollowList.value)
                 },
             )
     }
 
+    suspend fun loadAndCombineFlows(listName: String): LiveFollowList? {
+        val flows = loadFlowsFor(listName)
+        return mapIntoFollowLists(
+            flows.listName,
+            flows.kind3.value,
+            flows.peopleList.value,
+            flows.location.value,
+        )
+    }
+
     /**
      * filter onion and local host from write relays
      * for each user pubkey, a list of valid relays.
@@ -699,7 +733,7 @@ class Account(
         liveHomeFollowLists
             .transformLatest { followList ->
                 if (followList != null) {
-                    emitAll(combine(followList.usersPlusMe.map { getNIP65RelayListFlow(it) }) { it })
+                    emitAll(combine(followList.authorsPlusMe.map { getNIP65RelayListFlow(it) }) { it })
                 } else {
                     emit(null)
                 }
@@ -726,53 +760,33 @@ class Account(
             scope,
             SharingStarted.Eagerly,
             authorsPerRelay(
-                liveHomeFollowLists.value?.usersPlusMe?.map { getNIP65RelayListNote(it) } ?: emptyList(),
+                liveHomeFollowLists.value?.authorsPlusMe?.map { getNIP65RelayListNote(it) } ?: emptyList(),
                 connectToRelays.value.filter { it.feedTypes.contains(FeedType.FOLLOWS) && it.read }.map { it.url },
                 settings.torSettings.torType.value,
             ).ifEmpty { null },
         )
     }
 
-    @OptIn(ExperimentalCoroutinesApi::class)
-    private val liveNotificationList: Flow<ListNameNotePair> by lazy {
-        settings.defaultNotificationFollowList.flatMapLatest { listName ->
-            loadPeopleListFlowFromListName(listName)
-        }
-    }
-
-    val liveNotificationFollowLists: StateFlow<LiveFollowLists?> by lazy {
-        combinePeopleListFlows(liveKind3FollowsFlow, liveNotificationList)
+    val liveNotificationFollowLists: StateFlow<LiveFollowList?> by lazy {
+        combinePeopleListFlows(settings.defaultNotificationFollowList)
             .flowOn(Dispatchers.Default)
             .stateIn(
                 scope,
                 SharingStarted.Eagerly,
                 runBlocking {
-                    combinePeopleList(
-                        liveKind3Follows.value,
-                        peopleListFromListNameStarter(settings.defaultNotificationFollowList.value),
-                    )
+                    loadAndCombineFlows(settings.defaultNotificationFollowList.value)
                 },
             )
     }
 
-    @OptIn(ExperimentalCoroutinesApi::class)
-    private val liveStoriesList: Flow<ListNameNotePair> by lazy {
-        settings.defaultStoriesFollowList.flatMapLatest { listName ->
-            loadPeopleListFlowFromListName(listName)
-        }
-    }
-
-    val liveStoriesFollowLists: StateFlow<LiveFollowLists?> by lazy {
-        combinePeopleListFlows(liveKind3FollowsFlow, liveStoriesList)
+    val liveStoriesFollowLists: StateFlow<LiveFollowList?> by lazy {
+        combinePeopleListFlows(settings.defaultStoriesFollowList)
             .flowOn(Dispatchers.Default)
             .stateIn(
                 scope,
                 SharingStarted.Eagerly,
                 runBlocking {
-                    combinePeopleList(
-                        liveKind3Follows.value,
-                        peopleListFromListNameStarter(settings.defaultStoriesFollowList.value),
-                    )
+                    loadAndCombineFlows(settings.defaultStoriesFollowList.value)
                 },
             )
     }
@@ -782,7 +796,7 @@ class Account(
         liveStoriesFollowLists
             .transformLatest { followList ->
                 if (followList != null) {
-                    emitAll(combine(followList.usersPlusMe.map { getNIP65RelayListFlow(it) }) { it })
+                    emitAll(combine(followList.authorsPlusMe.map { getNIP65RelayListFlow(it) }) { it })
                 } else {
                     emit(null)
                 }
@@ -809,31 +823,21 @@ class Account(
             scope,
             SharingStarted.Eagerly,
             authorsPerRelay(
-                liveStoriesFollowLists.value?.usersPlusMe?.map { getNIP65RelayListNote(it) } ?: emptyList(),
+                liveStoriesFollowLists.value?.authorsPlusMe?.map { getNIP65RelayListNote(it) } ?: emptyList(),
                 connectToRelays.value.filter { it.feedTypes.contains(FeedType.FOLLOWS) && it.read }.map { it.url },
                 settings.torSettings.torType.value,
             ).ifEmpty { null },
         )
     }
 
-    @OptIn(ExperimentalCoroutinesApi::class)
-    private val liveDiscoveryList: Flow<ListNameNotePair> by lazy {
-        settings.defaultDiscoveryFollowList.flatMapLatest { listName ->
-            loadPeopleListFlowFromListName(listName)
-        }
-    }
-
-    val liveDiscoveryFollowLists: StateFlow<LiveFollowLists?> by lazy {
-        combinePeopleListFlows(liveKind3FollowsFlow, liveDiscoveryList)
+    val liveDiscoveryFollowLists: StateFlow<LiveFollowList?> by lazy {
+        combinePeopleListFlows(settings.defaultDiscoveryFollowList)
             .flowOn(Dispatchers.Default)
             .stateIn(
                 scope,
                 SharingStarted.Eagerly,
                 runBlocking {
-                    combinePeopleList(
-                        liveKind3Follows.value,
-                        peopleListFromListNameStarter(settings.defaultDiscoveryFollowList.value),
-                    )
+                    loadAndCombineFlows(settings.defaultDiscoveryFollowList.value)
                 },
             )
     }
@@ -843,7 +847,7 @@ class Account(
         liveDiscoveryFollowLists
             .transformLatest { followList ->
                 if (followList != null) {
-                    emitAll(combine(followList.usersPlusMe.map { getNIP65RelayListFlow(it) }) { it })
+                    emitAll(combine(followList.authorsPlusMe.map { getNIP65RelayListFlow(it) }) { it })
                 } else {
                     emit(null)
                 }
@@ -870,7 +874,7 @@ class Account(
             scope,
             SharingStarted.Eagerly,
             authorsPerRelay(
-                liveDiscoveryFollowLists.value?.usersPlusMe?.map { getNIP65RelayListNote(it) } ?: emptyList(),
+                liveDiscoveryFollowLists.value?.authorsPlusMe?.map { getNIP65RelayListNote(it) } ?: emptyList(),
                 connectToRelays.value.filter { it.read }.map { it.url },
                 settings.torSettings.torType.value,
             ).ifEmpty { null },
@@ -879,19 +883,17 @@ class Account(
 
     private fun decryptLiveFollows(
         listEvent: GeneralListEvent,
-        onReady: (LiveFollowLists) -> Unit,
+        onReady: (LiveFollowList) -> Unit,
     ) {
         listEvent.privateTags(signer) { privateTagList ->
             val users = (listEvent.bookmarkedPeople() + listEvent.filterUsers(privateTagList)).toSet()
             onReady(
-                LiveFollowLists(
-                    users = users,
-                    usersPlusMe = users + userProfile().pubkeyHex,
-                    hashtags =
-                        (listEvent.hashtags() + listEvent.filterHashtags(privateTagList)).toSet(),
-                    geotags =
-                        (listEvent.geohashes() + listEvent.filterGeohashes(privateTagList)).toSet(),
-                    communities =
+                LiveFollowList(
+                    authors = users,
+                    authorsPlusMe = users + userProfile().pubkeyHex,
+                    hashtags = (listEvent.hashtags() + listEvent.filterHashtags(privateTagList)).toSet(),
+                    geotags = (listEvent.geohashes() + listEvent.filterGeohashes(privateTagList)).toSet(),
+                    addresses =
                         (listEvent.taggedAddresses() + listEvent.filterAddresses(privateTagList))
                             .map { it.toTag() }
                             .toSet(),
@@ -900,7 +902,7 @@ class Account(
         }
     }
 
-    suspend fun waitToDecrypt(peopleListFollows: GeneralListEvent): LiveFollowLists? =
+    suspend fun waitToDecrypt(peopleListFollows: GeneralListEvent): LiveFollowList? =
         withTimeoutOrNull(1000) {
             suspendCancellableCoroutine { continuation ->
                 decryptLiveFollows(peopleListFollows) {
@@ -3192,7 +3194,7 @@ class Account(
         flowHiddenUsers.value.hiddenUsers.contains(userHex) ||
             flowHiddenUsers.value.spammers.contains(userHex)
 
-    fun followingKeySet(): Set<HexKey> = liveKind3Follows.value.users
+    fun followingKeySet(): Set<HexKey> = liveKind3Follows.value.authors
 
     fun isAcceptable(user: User): Boolean {
         if (userProfile().pubkeyHex == user.pubkeyHex) {
@@ -3250,8 +3252,8 @@ class Account(
             }
 
         return (
-            note.reportsBy(liveKind3Follows.value.usersPlusMe) +
-                (note.author?.reportsBy(liveKind3Follows.value.usersPlusMe) ?: emptyList()) +
+            note.reportsBy(liveKind3Follows.value.authorsPlusMe) +
+                (note.author?.reportsBy(liveKind3Follows.value.authorsPlusMe) ?: emptyList()) +
                 innerReports
         ).toSet()
     }

amethyst/src/main/java/com/vitorpamplona/amethyst/model/AccountSettings.kt

@@ -86,6 +86,9 @@ val GLOBAL_FOLLOWS = " Global "
 // This has spaces to avoid mixing with a potential NIP-51 list with the same name.
 val KIND3_FOLLOWS = " All Follows "
 
+// This has spaces to avoid mixing with a potential NIP-51 list with the same name.
+val AROUND_ME = " Around Me "
+
 @Stable
 class AccountSettings(
     val keyPair: KeyPair,

amethyst/src/main/java/com/vitorpamplona/amethyst/service/LocationState.kt

@@ -26,75 +26,92 @@ import android.location.Geocoder
 import android.location.Location
 import android.location.LocationListener
 import android.location.LocationManager
-import android.os.HandlerThread
+import android.os.Looper
 import android.util.LruCache
-import androidx.compose.runtime.MutableState
-import androidx.compose.runtime.mutableStateOf
+import com.fonfon.kgeohash.toGeoHash
+import com.vitorpamplona.amethyst.service.LocationState.Companion.MIN_DISTANCE
+import com.vitorpamplona.amethyst.service.LocationState.Companion.MIN_TIME
 import kotlinx.coroutines.CancellationException
-import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.callbackFlow
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.onEach
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.launch
 
-class LocationUtil(
-    context: Context,
+class LocationFlow(
+    private val context: Context,
 ) {
-    companion object {
-        const val MIN_TIME: Long = 1000L
-        const val MIN_DISTANCE: Float = 0.0f
-    }
-
-    private val locationManager =
-        context.getSystemService(Context.LOCATION_SERVICE) as LocationManager
-    private var locationListener: LocationListener? = null
-
-    val locationStateFlow = MutableStateFlow<Location>(Location(LocationManager.NETWORK_PROVIDER))
-    val providerState = mutableStateOf(false)
-    val isStart: MutableState<Boolean> = mutableStateOf(false)
-
-    private val locHandlerThread = HandlerThread("LocationUtil Thread")
-
-    init {
-        locHandlerThread.start()
-    }
-
     @SuppressLint("MissingPermission")
-    fun start(
+    fun get(
         minTimeMs: Long = MIN_TIME,
         minDistanceM: Float = MIN_DISTANCE,
-    ) {
-        locationListener().let {
-            locationListener = it
+    ): Flow<Location> =
+        callbackFlow {
+            val locationManager = context.getSystemService(Context.LOCATION_SERVICE) as LocationManager
+
+            val locationCallback =
+                object : LocationListener {
+                    override fun onLocationChanged(location: Location) {
+                        launch { send(location) }
+                    }
+
+                    override fun onProviderEnabled(provider: String) {}
+
+                    override fun onProviderDisabled(provider: String) {}
+                }
+
+            println("AABBCC LocationState Start")
             locationManager.requestLocationUpdates(
                 LocationManager.NETWORK_PROVIDER,
                 minTimeMs,
                 minDistanceM,
-                it,
-                locHandlerThread.looper,
+                locationCallback,
+                Looper.getMainLooper(),
             )
-        }
-        providerState.value = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)
-        isStart.value = true
-    }
 
-    fun stop() {
-        locationListener?.let { locationManager.removeUpdates(it) }
-        isStart.value = false
-    }
-
-    private fun locationListener() =
-        object : LocationListener {
-            override fun onLocationChanged(location: Location) {
-                locationStateFlow.value = location
-            }
-
-            override fun onProviderEnabled(provider: String) {
-                providerState.value = true
-            }
-
-            override fun onProviderDisabled(provider: String) {
-                providerState.value = false
+            awaitClose {
+                locationManager.removeUpdates(locationCallback)
+                println("AABBCC LocationState Stop")
             }
         }
 }
 
+class LocationState(
+    context: Context,
+    scope: CoroutineScope,
+) {
+    companion object {
+        const val MIN_TIME: Long = 10000L
+        const val MIN_DISTANCE: Float = 100.0f
+    }
+
+    private var latestLocation: Location = Location(LocationManager.NETWORK_PROVIDER)
+
+    val locationStateFlow =
+        LocationFlow(context)
+            .get(MIN_TIME, MIN_DISTANCE)
+            .onEach {
+                latestLocation = it
+            }.stateIn(
+                scope,
+                SharingStarted.WhileSubscribed(5000),
+                latestLocation,
+            )
+
+    val geohashStateFlow =
+        locationStateFlow
+            .map { it.toGeoHash(com.vitorpamplona.amethyst.ui.actions.GeohashPrecision.KM_5_X_5.digits).toString() }
+            .stateIn(
+                scope,
+                SharingStarted.WhileSubscribed(5000),
+                "",
+            )
+}
+
 object CachedGeoLocations {
     val locationNames = LruCache<String, String>(20)
 

amethyst/src/main/java/com/vitorpamplona/amethyst/service/NostrDiscoveryDataSource.kt

@@ -162,7 +162,7 @@ object NostrDiscoveryDataSource : AmethystNostrDataSource("DiscoveryFeed") {
     fun createLiveStreamFilter(): List<TypedFilter> {
         val follows =
             account.liveDiscoveryFollowLists.value
-                ?.users
+                ?.authors
                 ?.toList()
                 ?.ifEmpty { null }
 

amethyst/src/main/java/com/vitorpamplona/amethyst/service/NostrHomeDataSource.kt

@@ -211,7 +211,7 @@ object NostrHomeDataSource : AmethystNostrDataSource("HomeFeed") {
                         mapOf(
                             "g" to
                                 hashToLoad
-                                    .map { listOf(it, it.lowercase(), it.uppercase(), it.capitalize()) }
+                                    .map { listOf(it.lowercase()) }
                                     .flatten(),
                         ),
                     limit = 100,
@@ -225,7 +225,7 @@ object NostrHomeDataSource : AmethystNostrDataSource("HomeFeed") {
     }
 
     fun createFollowCommunitiesFilter(): TypedFilter? {
-        val communitiesToLoad = account.liveHomeFollowLists.value?.communities ?: return null
+        val communitiesToLoad = account.liveHomeFollowLists.value?.addresses ?: return null
 
         if (communitiesToLoad.isEmpty()) return null
 

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewPostViewModel.kt

@@ -35,6 +35,7 @@ import androidx.compose.ui.text.input.TextFieldValue
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.fonfon.kgeohash.toGeoHash
+import com.vitorpamplona.amethyst.Amethyst
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.commons.compose.insertUrlAtCursor
 import com.vitorpamplona.amethyst.commons.richtext.RichTextParser
@@ -43,7 +44,6 @@ import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.model.User
 import com.vitorpamplona.amethyst.service.FileHeader
-import com.vitorpamplona.amethyst.service.LocationUtil
 import com.vitorpamplona.amethyst.service.Nip96Uploader
 import com.vitorpamplona.amethyst.service.NostrSearchEventOrUserDataSource
 import com.vitorpamplona.amethyst.ui.components.MediaCompressor
@@ -78,7 +78,10 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.mapLatest
+import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.util.UUID
@@ -163,8 +166,7 @@ open class NewPostViewModel : ViewModel() {
 
     // GeoHash
     var wantsToAddGeoHash by mutableStateOf(false)
-    var locUtil: LocationUtil? = null
-    var location: Flow<String>? = null
+    var location: StateFlow<String?>? = null
 
     // ZapRaiser
     var canAddZapRaiser by mutableStateOf(false)
@@ -530,14 +532,7 @@ open class NewPostViewModel : ViewModel() {
                 null
             }
 
-        val geoLocation = locUtil?.locationStateFlow?.value
-        val geoHash =
-            if (wantsToAddGeoHash && geoLocation != null) {
-                geoLocation.toGeoHash(GeohashPrecision.KM_5_X_5.digits).toString()
-            } else {
-                null
-            }
-
+        val geoHash = location?.value
         val localZapRaiserAmount = if (wantsZapraiser) zapRaiserAmount else null
 
         nip95attachments.forEach {
@@ -1262,28 +1257,20 @@ open class NewPostViewModel : ViewModel() {
     }
 
     @OptIn(ExperimentalCoroutinesApi::class)
-    fun startLocation(context: Context) {
-        locUtil = LocationUtil(context)
-        locUtil?.let {
+    fun locationFlow(): Flow<String?> {
+        if (location == null) {
             location =
-                it.locationStateFlow.mapLatest { it.toGeoHash(GeohashPrecision.KM_5_X_5.digits).toString() }
-            saveDraft()
+                Amethyst.instance.locationManager.locationStateFlow
+                    .mapLatest { it.toGeoHash(GeohashPrecision.KM_5_X_5.digits).toString() }
+                    .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), null)
         }
-        viewModelScope.launch(Dispatchers.IO) { locUtil?.start() }
-    }
 
-    fun stopLocation() {
-        viewModelScope.launch(Dispatchers.IO) { locUtil?.stop() }
-        location = null
-        locUtil = null
+        return location!!
     }
 
     override fun onCleared() {
         super.onCleared()
         Log.d("Init", "OnCleared: ${this.javaClass.simpleName}")
-        viewModelScope.launch(Dispatchers.IO) { locUtil?.stop() }
-        location = null
-        locUtil = null
     }
 
     fun toggleNIP04And24() {
@@ -1386,7 +1373,7 @@ open class NewPostViewModel : ViewModel() {
                 elementList[i] = elementList[nextIndex].also { elementList[nextIndex] = "null" }
             }
         }
-        elementList.removeLast()
+        elementList.removeAt(elementList.size - 1)
         val newEntries = keyList.zip(elementList) { key, content -> Pair(key, content) }
         this.clear()
         this.putAll(newEntries)

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/actions/relays/Kind3RelayListViewModel.kt

@@ -143,7 +143,7 @@ class Kind3RelayListViewModel : ViewModel() {
             val proposed =
                 RelayListRecommendationProcessor
                     .reliableRelaySetFor(
-                        account.liveKind3Follows.value.users.mapNotNull {
+                        account.liveKind3Follows.value.authors.mapNotNull {
                             account.getNIP65RelayList(it)
                         },
                         relayUrlsToIgnore =

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/dal/DiscoverLiveFeedFilter.kt

@@ -67,7 +67,7 @@ open class DiscoverLiveFeedFilter(
 
     override fun sort(collection: Set<Note>): List<Note> {
         val followingKeySet =
-            account.liveDiscoveryFollowLists.value?.users ?: account.liveKind3Follows.value.users
+            account.liveDiscoveryFollowLists.value?.authors ?: account.liveKind3Follows.value.authors
 
         val counter = ParticipantListBuilder()
         val participantCounts =

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/dal/FilterByListParams.kt

@@ -33,7 +33,7 @@ import com.vitorpamplona.quartz.utils.TimeUtils
 class FilterByListParams(
     val isGlobal: Boolean,
     val isHiddenList: Boolean,
-    val followLists: Account.LiveFollowLists?,
+    val followLists: Account.LiveFollowList?,
     val hiddenLists: Account.LiveHiddenUsers,
     val now: Long = TimeUtils.oneMinuteFromNow(),
 ) {
@@ -45,22 +45,22 @@ class FilterByListParams(
         if (followLists == null) return false
 
         return if (noteEvent is LiveActivitiesEvent) {
-            noteEvent.participantsIntersect(followLists.users) ||
+            noteEvent.participantsIntersect(followLists.authors) ||
                 noteEvent.isTaggedHashes(followLists.hashtags) ||
                 noteEvent.isTaggedGeoHashes(followLists.geotags) ||
-                noteEvent.isTaggedAddressableNotes(followLists.communities)
+                noteEvent.isTaggedAddressableNotes(followLists.addresses)
         } else {
-            noteEvent.pubKey in followLists.users ||
+            noteEvent.pubKey in followLists.authors ||
                 noteEvent.isTaggedHashes(followLists.hashtags) ||
                 noteEvent.isTaggedGeoHashes(followLists.geotags) ||
-                noteEvent.isTaggedAddressableNotes(followLists.communities)
+                noteEvent.isTaggedAddressableNotes(followLists.addresses)
         }
     }
 
     fun isATagInList(aTag: ATag): Boolean {
         if (followLists == null) return false
 
-        return aTag.pubKeyHex in followLists.users
+        return aTag.pubKeyHex in followLists.authors
     }
 
     fun match(
@@ -89,7 +89,7 @@ class FilterByListParams(
         fun create(
             userHex: String,
             selectedListName: String,
-            followLists: Account.LiveFollowLists?,
+            followLists: Account.LiveFollowList?,
             hiddenUsers: Account.LiveHiddenUsers,
         ): FilterByListParams =
             FilterByListParams(

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/dal/NotificationFeedFilter.kt

@@ -115,7 +115,7 @@ class NotificationFeedFilter(
             it.event !is NIP90ContentDiscoveryRequestEvent &&
             it.event !is GiftWrapEvent &&
             (it.event is LnZapEvent || notifAuthor != loggedInUserHex) &&
-            (filterParams.isGlobal || filterParams.followLists?.users?.contains(notifAuthor) == true) &&
+            (filterParams.isGlobal || filterParams.followLists?.authors?.contains(notifAuthor) == true) &&
             it.event?.isTaggedUser(loggedInUserHex) ?: false &&
             (filterParams.isHiddenList || notifAuthor == null || !account.isHidden(notifAuthor)) &&
             tagsAnEventByUser(it, loggedInUserHex)

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/dal/ThreadFeedFilter.kt

@@ -37,7 +37,7 @@ class ThreadFeedFilter(
 
     override fun feed(): List<Note> {
         val cachedSignatures: MutableMap<Note, LevelSignature> = mutableMapOf()
-        val followingKeySet = account.liveKind3Follows.value.users
+        val followingKeySet = account.liveKind3Follows.value.authors
         val eventsToWatch = ThreadAssembler().findThreadFor(noteId)
         val eventsInHex = eventsToWatch.map { it.idHex }.toSet()
         val now = TimeUtils.now()

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/navigation/AppTopBar.kt

@@ -38,7 +38,7 @@ import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.FeatureSetType
 import com.vitorpamplona.amethyst.ui.components.RobohashFallbackAsyncImage
 import com.vitorpamplona.amethyst.ui.note.SearchIcon
-import com.vitorpamplona.amethyst.ui.screen.CodeName
+import com.vitorpamplona.amethyst.ui.screen.FeedDefinition
 import com.vitorpamplona.amethyst.ui.screen.FollowListState
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import com.vitorpamplona.amethyst.ui.stringRes
@@ -112,7 +112,7 @@ private fun LoggedInUserPictureDrawer(
 fun FollowListWithRoutes(
     followListsModel: FollowListState,
     listName: String,
-    onChange: (CodeName) -> Unit,
+    onChange: (FeedDefinition) -> Unit,
 ) {
     val allLists by followListsModel.kind3GlobalPeopleRoutes.collectAsStateWithLifecycle()
 
@@ -128,7 +128,7 @@ fun FollowListWithRoutes(
 fun FollowListWithoutRoutes(
     followListsModel: FollowListState,
     listName: String,
-    onChange: (CodeName) -> Unit,
+    onChange: (FeedDefinition) -> Unit,
 ) {
     val allLists by followListsModel.kind3GlobalPeople.collectAsStateWithLifecycle()
 

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/navigation/DrawerContent.kt

@@ -394,7 +394,7 @@ private fun FollowingAndFollowerCounts(
     ) {
         Text(
             text =
-                followingCount.value.users.size
+                followingCount.value.authors.size
                     .toString(),
             fontWeight = FontWeight.Bold,
         )

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/navigation/FeedFilterSpinner.kt

@@ -20,10 +20,12 @@
  */
 package com.vitorpamplona.amethyst.ui.navigation
 
+import android.Manifest
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.interaction.MutableInteractionSource
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -33,6 +35,8 @@ import androidx.compose.material3.Icon
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.runtime.mutableStateOf
@@ -41,12 +45,20 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.unit.sp
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.lifecycle.map
+import com.google.accompanist.permissions.ExperimentalPermissionsApi
+import com.google.accompanist.permissions.isGranted
+import com.google.accompanist.permissions.rememberPermissionState
+import com.vitorpamplona.amethyst.Amethyst
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.model.AddressableNote
+import com.vitorpamplona.amethyst.ui.actions.LoadingAnimation
 import com.vitorpamplona.amethyst.ui.note.LoadCityName
-import com.vitorpamplona.amethyst.ui.screen.CodeName
+import com.vitorpamplona.amethyst.ui.screen.AroundMeFeedDefinition
 import com.vitorpamplona.amethyst.ui.screen.CommunityName
+import com.vitorpamplona.amethyst.ui.screen.FeedDefinition
 import com.vitorpamplona.amethyst.ui.screen.GeoHashName
 import com.vitorpamplona.amethyst.ui.screen.HashtagName
 import com.vitorpamplona.amethyst.ui.screen.Name
@@ -55,15 +67,18 @@ import com.vitorpamplona.amethyst.ui.screen.ResourceName
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.SpinnerSelectionDialog
 import com.vitorpamplona.amethyst.ui.stringRes
 import com.vitorpamplona.amethyst.ui.theme.Size20Modifier
+import com.vitorpamplona.amethyst.ui.theme.StdHorzSpacer
 import com.vitorpamplona.amethyst.ui.theme.placeholderText
 import com.vitorpamplona.quartz.events.PeopleListEvent
 import kotlinx.collections.immutable.ImmutableList
+import kotlinx.coroutines.flow.map
 
+@OptIn(ExperimentalPermissionsApi::class)
 @Composable
 fun FeedFilterSpinner(
     placeholderCode: String,
     explainer: String,
-    options: ImmutableList<CodeName>,
+    options: ImmutableList<FeedDefinition>,
     onSelect: (Int) -> Unit,
     modifier: Modifier = Modifier,
 ) {
@@ -75,20 +90,61 @@ fun FeedFilterSpinner(
             id = R.string.select_an_option,
         )
 
-    var currentText by
+    var selected by
         remember(placeholderCode, options) {
             mutableStateOf(
-                options.firstOrNull { it.code == placeholderCode }?.name?.name(context) ?: selectAnOption,
+                options.firstOrNull { it.code == placeholderCode },
             )
         }
 
+    val currentText by
+        remember(placeholderCode, options) {
+            derivedStateOf {
+                selected?.name?.name(context) ?: selectAnOption
+            }
+        }
+
     Box(
         modifier = modifier,
         contentAlignment = Alignment.Center,
     ) {
         Row(verticalAlignment = Alignment.CenterVertically) {
             Spacer(modifier = Size20Modifier)
-            Text(currentText)
+
+            Column(horizontalAlignment = Alignment.CenterHorizontally) {
+                Text(currentText)
+
+                if (selected is AroundMeFeedDefinition) {
+                    val locationPermissionState =
+                        rememberPermissionState(
+                            Manifest.permission.ACCESS_COARSE_LOCATION,
+                        )
+
+                    if (!locationPermissionState.status.isGranted) {
+                        LaunchedEffect(locationPermissionState) { locationPermissionState.launchPermissionRequest() }
+                    } else {
+                        val location by Amethyst.instance.locationManager.geohashStateFlow
+                            .collectAsStateWithLifecycle(null)
+
+                        location?.let {
+                            LoadCityName(
+                                geohashStr = it,
+                                onLoading = {
+                                    Spacer(modifier = StdHorzSpacer)
+                                    LoadingAnimation()
+                                },
+                            ) { cityName ->
+                                Text(
+                                    text = "($cityName)",
+                                    fontSize = 12.sp,
+                                    lineHeight = 12.sp,
+                                )
+                            }
+                        }
+                    }
+                }
+            }
+
             Icon(
                 imageVector = Icons.Default.ExpandMore,
                 contentDescription = explainer,
@@ -115,7 +171,7 @@ fun FeedFilterSpinner(
                 options = options,
                 onDismiss = { optionsShowing = false },
                 onSelect = {
-                    currentText = options[it].name.name(context)
+                    selected = options[it]
                     optionsShowing = false
                     onSelect(it)
                 },

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/ChannelCardCompose.kt

@@ -671,13 +671,13 @@ fun LoadModerators(
 
             val followingKeySet =
                 accountViewModel.account.liveDiscoveryFollowLists.value
-                    ?.users
+                    ?.authors
             val allParticipants =
                 ParticipantListBuilder().followsThatParticipateOn(baseNote, followingKeySet).minus(hosts)
 
             val newParticipantUsers =
                 if (followingKeySet == null) {
-                    val allFollows = accountViewModel.account.liveKind3Follows.value.users
+                    val allFollows = accountViewModel.account.liveKind3Follows.value.authors
                     val followingParticipants =
                         ParticipantListBuilder().followsThatParticipateOn(baseNote, allFollows).minus(hosts)
 
@@ -724,7 +724,7 @@ private fun LoadParticipants(
 
             val followingKeySet =
                 accountViewModel.account.liveDiscoveryFollowLists.value
-                    ?.users
+                    ?.authors
 
             val allParticipants =
                 ParticipantListBuilder()
@@ -733,7 +733,7 @@ private fun LoadParticipants(
 
             val newParticipantUsers =
                 if (followingKeySet == null) {
-                    val allFollows = accountViewModel.account.liveKind3Follows.value.users
+                    val allFollows = accountViewModel.account.liveKind3Follows.value.authors
                     val followingParticipants =
                         ParticipantListBuilder()
                             .followsThatParticipateOn(baseNote, allFollows)
@@ -882,7 +882,7 @@ fun RenderChannelThumb(
         launch(Dispatchers.IO) {
             val followingKeySet =
                 accountViewModel.account.liveDiscoveryFollowLists.value
-                    ?.users
+                    ?.authors
             val allParticipants =
                 ParticipantListBuilder()
                     .followsThatParticipateOn(baseNote, followingKeySet)
@@ -890,7 +890,7 @@ fun RenderChannelThumb(
 
             val newParticipantUsers =
                 if (followingKeySet == null) {
-                    val allFollows = accountViewModel.account.liveKind3Follows.value.users
+                    val allFollows = accountViewModel.account.liveKind3Follows.value.authors
                     val followingParticipants =
                         ParticipantListBuilder().followsThatParticipateOn(baseNote, allFollows).toList()
 

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/UserProfilePicture.kt

@@ -373,6 +373,6 @@ fun WatchUserFollows(
     } else {
         val state by accountViewModel.account.liveKind3Follows.collectAsStateWithLifecycle()
 
-        onFollowChanges(state.users.contains(userHex))
+        onFollowChanges(state.authors.contains(userHex))
     }
 }

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/types/CommunityHeader.kt

@@ -355,5 +355,5 @@ fun WatchAddressableNoteFollows(
 ) {
     val state by accountViewModel.account.liveKind3Follows.collectAsStateWithLifecycle()
 
-    onFollowChanges(state.communities.contains(note.idHex))
+    onFollowChanges(state.addresses.contains(note.idHex))
 }

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/FollowListState.kt

@@ -25,6 +25,7 @@ import android.util.Log
 import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.Stable
 import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.model.AROUND_ME
 import com.vitorpamplona.amethyst.model.Account
 import com.vitorpamplona.amethyst.model.AddressableNote
 import com.vitorpamplona.amethyst.model.GLOBAL_FOLLOWS
@@ -33,10 +34,24 @@ import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
 import com.vitorpamplona.amethyst.service.checkNotInMainThread
 import com.vitorpamplona.amethyst.ui.stringRes
+import com.vitorpamplona.quartz.events.AudioHeaderEvent
+import com.vitorpamplona.quartz.events.AudioTrackEvent
+import com.vitorpamplona.quartz.events.ClassifiedsEvent
+import com.vitorpamplona.quartz.events.CommunityPostApprovalEvent
 import com.vitorpamplona.quartz.events.ContactListEvent
 import com.vitorpamplona.quartz.events.DeletionEvent
+import com.vitorpamplona.quartz.events.GenericRepostEvent
+import com.vitorpamplona.quartz.events.HighlightEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
+import com.vitorpamplona.quartz.events.LiveActivitiesEvent
+import com.vitorpamplona.quartz.events.LongTextNoteEvent
 import com.vitorpamplona.quartz.events.MuteListEvent
 import com.vitorpamplona.quartz.events.PeopleListEvent
+import com.vitorpamplona.quartz.events.PinListEvent
+import com.vitorpamplona.quartz.events.PollNoteEvent
+import com.vitorpamplona.quartz.events.RepostEvent
+import com.vitorpamplona.quartz.events.TextNoteEvent
+import com.vitorpamplona.quartz.events.WikiNoteEvent
 import kotlinx.collections.immutable.persistentListOf
 import kotlinx.collections.immutable.toImmutableList
 import kotlinx.coroutines.CoroutineScope
@@ -56,33 +71,56 @@ class FollowListState(
     val viewModelScope: CoroutineScope,
 ) {
     val kind3Follow =
-        CodeName(
-            KIND3_FOLLOWS,
-            ResourceName(R.string.follow_list_kind3follows),
-            CodeNameType.HARDCODED,
+        PeopleListOutBoxFeedDefinition(
+            code = KIND3_FOLLOWS,
+            name = ResourceName(R.string.follow_list_kind3follows),
+            type = CodeNameType.HARDCODED,
+            kinds = DEFAULT_FEED_KINDS,
+            unpackList = listOf(ContactListEvent.blockListFor(account.signer.pubKey)),
         )
-    val globalFollow =
-        CodeName(GLOBAL_FOLLOWS, ResourceName(R.string.follow_list_global), CodeNameType.HARDCODED)
-    val muteListFollow =
-        CodeName(
-            MuteListEvent.blockListFor(account.userProfile().pubkeyHex),
-            ResourceName(R.string.follow_list_mute_list),
-            CodeNameType.HARDCODED,
-        )
-    val defaultLists = persistentListOf(kind3Follow, globalFollow, muteListFollow)
 
-    fun getPeopleLists(): List<CodeName> =
+    val globalFollow =
+        GlobalFeedDefinition(
+            code = GLOBAL_FOLLOWS,
+            name = ResourceName(R.string.follow_list_global),
+            type = CodeNameType.HARDCODED,
+            kinds = DEFAULT_FEED_KINDS,
+            relays = account.activeGlobalRelays().toList(),
+        )
+
+    val aroundMe =
+        AroundMeFeedDefinition(
+            code = AROUND_ME,
+            name = ResourceName(R.string.follow_list_aroundme),
+            type = CodeNameType.HARDCODED,
+            kinds = DEFAULT_FEED_KINDS,
+        )
+
+    val muteListFollow =
+        PeopleListOutBoxFeedDefinition(
+            code = MuteListEvent.blockListFor(account.userProfile().pubkeyHex),
+            name = ResourceName(R.string.follow_list_mute_list),
+            type = CodeNameType.HARDCODED,
+            kinds = DEFAULT_FEED_KINDS,
+            unpackList = listOf(MuteListEvent.blockListFor(account.userProfile().pubkeyHex)),
+        )
+
+    val defaultLists = persistentListOf(kind3Follow, globalFollow, aroundMe, muteListFollow)
+
+    fun getPeopleLists(): List<FeedDefinition> =
         account
             .getAllPeopleLists()
             .map {
-                CodeName(
+                PeopleListOutBoxFeedDefinition(
                     it.idHex,
                     PeopleListName(it),
                     CodeNameType.PEOPLE_LIST,
+                    kinds = DEFAULT_FEED_KINDS,
+                    listOf(it.idHex),
                 )
             }.sortedBy { it.name.name() }
 
-    val livePeopleListsFlow = MutableStateFlow(emptyList<CodeName>())
+    val livePeopleListsFlow = MutableStateFlow(emptyList<FeedDefinition>())
 
     fun updateFeedWith(newNotes: Set<Note>) {
         checkNotInMainThread()
@@ -118,29 +156,46 @@ class FollowListState(
     }
 
     @OptIn(ExperimentalCoroutinesApi::class)
-    val liveKind3FollowsFlow: Flow<List<CodeName>> =
+    val liveKind3FollowsFlow: Flow<List<FeedDefinition>> =
         account.liveKind3Follows.transformLatest {
             checkNotInMainThread()
 
             val communities =
-                it.communities.mapNotNull {
+                it.addresses.mapNotNull {
                     LocalCache.checkGetOrCreateAddressableNote(it)?.let { communityNote ->
-                        CodeName(
+                        TagFeedDefinition(
                             "Community/${communityNote.idHex}",
                             CommunityName(communityNote),
                             CodeNameType.ROUTE,
+                            kinds = DEFAULT_COMMUNITY_FEEDS,
+                            aTags = listOf(communityNote.idHex),
+                            relays = account.activeGlobalRelays().toList(),
                         )
                     }
                 }
 
             val hashtags =
                 it.hashtags.map {
-                    CodeName("Hashtag/$it", HashtagName(it), CodeNameType.ROUTE)
+                    TagFeedDefinition(
+                        "Hashtag/$it",
+                        HashtagName(it),
+                        CodeNameType.ROUTE,
+                        kinds = DEFAULT_FEED_KINDS,
+                        tTags = listOf(it),
+                        relays = account.activeGlobalRelays().toList(),
+                    )
                 }
 
             val geotags =
                 it.geotags.map {
-                    CodeName("Geohash/$it", GeoHashName(it), CodeNameType.ROUTE)
+                    TagFeedDefinition(
+                        "Geohash/$it",
+                        GeoHashName(it),
+                        CodeNameType.ROUTE,
+                        kinds = DEFAULT_FEED_KINDS,
+                        gTags = listOf(it),
+                        relays = account.activeGlobalRelays().toList(),
+                    )
                 }
 
             emit(
@@ -156,7 +211,7 @@ class FollowListState(
             checkNotInMainThread()
             emit(
                 listOf(
-                    listOf(kind3Follow, globalFollow),
+                    listOf(kind3Follow, aroundMe, globalFollow),
                     myLivePeopleListsFlow,
                     myLiveKind3FollowsFlow,
                     listOf(muteListFollow),
@@ -172,7 +227,7 @@ class FollowListState(
             checkNotInMainThread()
             emit(
                 listOf(
-                    listOf(kind3Follow, globalFollow),
+                    listOf(kind3Follow, aroundMe, globalFollow),
                     myLivePeopleListsFlow,
                     listOf(muteListFollow),
                 ).flatten().toImmutableList(),
@@ -238,8 +293,78 @@ class CommunityName(
 }
 
 @Immutable
-data class CodeName(
+abstract class FeedDefinition(
     val code: String,
     val name: Name,
     val type: CodeNameType,
 )
+
+@Immutable
+class GlobalFeedDefinition(
+    code: String,
+    name: Name,
+    type: CodeNameType,
+    val kinds: List<Int>,
+    val relays: List<String>,
+) : FeedDefinition(code, name, type)
+
+@Immutable
+class TagFeedDefinition(
+    code: String,
+    name: Name,
+    type: CodeNameType,
+    val kinds: List<Int>,
+    val relays: List<String>,
+    val pTags: List<String>? = null,
+    val eTags: List<String>? = null,
+    val aTags: List<String>? = null,
+    val tTags: List<String>? = null,
+    val gTags: List<String>? = null,
+) : FeedDefinition(code, name, type)
+
+@Immutable
+class AroundMeFeedDefinition(
+    code: String,
+    name: Name,
+    type: CodeNameType,
+    val kinds: List<Int>,
+) : FeedDefinition(code, name, type)
+
+@Immutable
+class PeopleListOutBoxFeedDefinition(
+    code: String,
+    name: Name,
+    type: CodeNameType,
+    val kinds: List<Int>,
+    val unpackList: List<String>,
+) : FeedDefinition(code, name, type)
+
+val DEFAULT_FEED_KINDS =
+    listOf(
+        TextNoteEvent.KIND,
+        RepostEvent.KIND,
+        GenericRepostEvent.KIND,
+        ClassifiedsEvent.KIND,
+        LongTextNoteEvent.KIND,
+        PollNoteEvent.KIND,
+        HighlightEvent.KIND,
+        AudioTrackEvent.KIND,
+        AudioHeaderEvent.KIND,
+        PinListEvent.KIND,
+        LiveActivitiesChatMessageEvent.KIND,
+        LiveActivitiesEvent.KIND,
+        WikiNoteEvent.KIND,
+    )
+
+val DEFAULT_COMMUNITY_FEEDS =
+    listOf(
+        TextNoteEvent.KIND,
+        LongTextNoteEvent.KIND,
+        ClassifiedsEvent.KIND,
+        HighlightEvent.KIND,
+        AudioHeaderEvent.KIND,
+        AudioTrackEvent.KIND,
+        PinListEvent.KIND,
+        WikiNoteEvent.KIND,
+        CommunityPostApprovalEvent.KIND,
+    )

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/AccountViewModel.kt

@@ -120,7 +120,6 @@ import kotlinx.coroutines.flow.flatMapLatest
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
-import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.joinAll
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.suspendCancellableCoroutine
@@ -396,7 +395,7 @@ class AccountViewModel(
                 note.flow().metadata.stateFlow,
                 note.flow().reports.stateFlow,
             ) { hiddenUsers, followingUsers, autor, metadata, reports ->
-                emit(isNoteAcceptable(metadata.note, hiddenUsers, followingUsers.users))
+                emit(isNoteAcceptable(metadata.note, hiddenUsers, followingUsers.authors))
             }.flowOn(Dispatchers.Default)
                 .stateIn(
                     viewModelScope,

amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/NewPostScreen.kt

@@ -188,7 +188,6 @@ import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.FlowPreview
 import kotlinx.coroutines.delay
-import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.flow.debounce
 import kotlinx.coroutines.flow.receiveAsFlow
@@ -1335,21 +1334,9 @@ fun LocationAsHash(postViewModel: NewPostViewModel) {
 
 @Composable
 fun DisplayLocationObserver(postViewModel: NewPostViewModel) {
-    val context = LocalContext.current
-    var locationDescriptionFlow by remember(postViewModel) { mutableStateOf<Flow<String>?>(null) }
+    val location by postViewModel.locationFlow().collectAsStateWithLifecycle(null)
 
-    DisposableEffect(key1 = context) {
-        postViewModel.startLocation(context = context)
-        locationDescriptionFlow = postViewModel.location
-
-        onDispose { postViewModel.stopLocation() }
-    }
-
-    locationDescriptionFlow?.let {
-        val location by it.collectAsStateWithLifecycle(null)
-
-        location?.let { DisplayLocationInTitle(geohash = it) }
-    }
+    location?.let { DisplayLocationInTitle(geohash = it) }
 }
 
 @Composable

amethyst/src/main/res/values/strings.xml

@@ -416,6 +416,7 @@
 
     <string name="follow_list_selection">Follow List</string>
     <string name="follow_list_kind3follows">All Follows</string>
+    <string name="follow_list_aroundme">Around Me</string>
     <string name="follow_list_global">Global</string>
     <string name="follow_list_mute_list">Mute List</string>
 

quartz/src/main/java/com/vitorpamplona/quartz/events/ContactListEvent.kt

@@ -119,6 +119,8 @@ class ContactListEvent(
         const val KIND = 3
         const val ALT = "Follow List"
 
+        fun blockListFor(pubKeyHex: HexKey): String = "3:$pubKeyHex:"
+
         fun createFromScratch(
             followUsers: List<Contact> = emptyList(),
             followTags: List<String> = emptyList(),