Final touches on the Attestation cards

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

@@ -784,11 +784,11 @@ private fun RenderNoteRow(
         }
 
         is AttestorRecommendationEvent -> {
-            RenderAttestorRecommendation(baseNote, backgroundColor, accountViewModel, nav)
+            RenderAttestorRecommendation(baseNote, quotesLeft, backgroundColor, accountViewModel, nav)
         }
 
         is AttestorProficiencyEvent -> {
-            RenderAttestorProficiency(baseNote, backgroundColor, accountViewModel, nav)
+            RenderAttestorProficiency(baseNote, quotesLeft, backgroundColor, accountViewModel, nav)
         }
 
         is AudioTrackEvent -> {

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

@@ -46,6 +46,8 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.MutableState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
@@ -53,13 +55,28 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import com.vitorpamplona.amethyst.R
+import com.vitorpamplona.amethyst.commons.model.EmptyTagList
+import com.vitorpamplona.amethyst.commons.model.toImmutableListOfLists
+import com.vitorpamplona.amethyst.model.LocalCache
 import com.vitorpamplona.amethyst.model.Note
+import com.vitorpamplona.amethyst.ui.components.LoadNote
+import com.vitorpamplona.amethyst.ui.components.TranslatableRichTextViewer
+import com.vitorpamplona.amethyst.ui.navigation.navs.EmptyNav
 import com.vitorpamplona.amethyst.ui.navigation.navs.INav
+import com.vitorpamplona.amethyst.ui.note.LoadAddressableNote
 import com.vitorpamplona.amethyst.ui.note.NoteCompose
+import com.vitorpamplona.amethyst.ui.note.UserCompose
 import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
+import com.vitorpamplona.amethyst.ui.screen.loggedIn.chats.rooms.LoadUser
+import com.vitorpamplona.amethyst.ui.screen.loggedIn.mockAccountViewModel
+import com.vitorpamplona.amethyst.ui.screen.loggedIn.relays.KindChip
 import com.vitorpamplona.amethyst.ui.stringRes
+import com.vitorpamplona.amethyst.ui.theme.DoubleVertSpacer
+import com.vitorpamplona.amethyst.ui.theme.ThemeComparisonColumn
 import com.vitorpamplona.amethyst.ui.theme.replyModifier
 import com.vitorpamplona.quartz.experimental.attestations.attestation.AttestationEvent
 import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.AttestationStatus
@@ -71,16 +88,75 @@ import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Locale
 
+@Preview
+@Composable
+fun RenderAttestationPreview() {
+    val event =
+        AttestationEvent(
+            id = "f8e05e4fa964d9dfbeb339ae0450d0b3424aaf8f6083d95f38c780335c3dbd56",
+            pubKey = "c4f5e7a75a8ce3683d529cff06368439c529e5243c6b125ba68789198856cac7",
+            createdAt = 1773941524,
+            content = "This is Frank's new npub.",
+            sig = "61dde5dc5738bfa637aa04451eec63d45f649902a0772abbaf55711aad5b7ce376bc7712c937f9ffc504655c4fd7e39f78139dc3f1a90953d150b43f3e2428fb",
+            tags =
+                arrayOf(
+                    arrayOf("d", "af5aa898:fe108febb997:1773941524"),
+                    arrayOf("e", "fe108febb99796c4091775e00aa1fc3ffc489ad22fdf1f8c559b2472815c09c7"),
+                    arrayOf("s", "verified"),
+                    arrayOf("v", "valid"),
+                    arrayOf("client", "attestr.xyz"),
+                ),
+        )
+
+    LocalCache.justConsume(event, null, true)
+    val note = LocalCache.getOrCreateNote(event.id)
+
+    ThemeComparisonColumn(
+        toPreview = {
+            RenderAttestation(
+                baseNote = note,
+                quotesLeft = 3,
+                backgroundColor = remember { mutableStateOf(Color.Transparent) },
+                accountViewModel = mockAccountViewModel(),
+                nav = EmptyNav(),
+            )
+        },
+    )
+}
+
 @Composable
 fun RenderAttestation(
-    note: Note,
+    baseNote: Note,
     quotesLeft: Int,
     backgroundColor: MutableState<Color>,
     accountViewModel: AccountViewModel,
     nav: INav,
 ) {
-    val noteEvent = note.event as? AttestationEvent ?: return
+    val noteState by baseNote
+        .flow()
+        .metadata.stateFlow
+        .collectAsStateWithLifecycle()
+    val noteEvent = noteState.note.event as? AttestationEvent ?: return
 
+    RenderAttestation(
+        baseNote,
+        noteEvent,
+        quotesLeft,
+        backgroundColor,
+        accountViewModel,
+        nav,
+    )
+}
+
+@Composable
+fun RenderAttestation(
+    note: Note,
+    noteEvent: AttestationEvent,
+    quotesLeft: Int,
+    backgroundColor: MutableState<Color>,
+    accountViewModel: AccountViewModel,
+    nav: INav,
+) {
     val validity = remember(noteEvent) { noteEvent.validity() }
     val status = remember(noteEvent) { noteEvent.status() }
     val validFrom = remember(noteEvent) { noteEvent.validFrom() }
@@ -91,6 +167,10 @@ fun RenderAttestation(
     val statusIcon = remember(status, validity) { attestationIcon(status, validity) }
     val statusLabel = attestationStatusLabel(status, validity)
 
+    val aboutAddress = remember(noteEvent) { noteEvent.assertionAddress() }
+    val aboutEvent = remember(noteEvent) { noteEvent.assertionEventId() }
+    val aboutPubkey = remember(noteEvent) { noteEvent.assertionPubkey() }
+
     Column(
         modifier =
             Modifier
@@ -119,7 +199,7 @@ fun RenderAttestation(
         }
 
         if (validFrom != null || validTo != null) {
-            Spacer(modifier = Modifier.height(6.dp))
+            Spacer(modifier = DoubleVertSpacer)
             Row(horizontalArrangement = Arrangement.spacedBy(12.dp)) {
                 validFrom?.let {
                     Text(
@@ -138,24 +218,11 @@ fun RenderAttestation(
             }
         }
 
-        content?.let {
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = it,
-                style = MaterialTheme.typography.bodyMedium,
-                color = MaterialTheme.colorScheme.onSurface,
-            )
-        }
-    }
-
         if (quotesLeft > 0) {
-        note.replyTo?.firstOrNull()?.let {
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = stringRes(R.string.attestation_attests_to),
-                style = MaterialTheme.typography.labelMedium,
-                color = MaterialTheme.colorScheme.onSurfaceVariant,
-            )
+            if (aboutAddress != null) {
+                LoadAddressableNote(aboutAddress, accountViewModel) {
+                    if (it != null) {
+                        Spacer(modifier = DoubleVertSpacer)
                         NoteCompose(
                             baseNote = it,
                             modifier = MaterialTheme.colorScheme.replyModifier,
@@ -169,6 +236,49 @@ fun RenderAttestation(
                         )
                     }
                 }
+            } else if (aboutEvent != null) {
+                LoadNote(aboutEvent, accountViewModel) {
+                    if (it != null) {
+                        Spacer(modifier = DoubleVertSpacer)
+                        NoteCompose(
+                            baseNote = it,
+                            modifier = MaterialTheme.colorScheme.replyModifier,
+                            isQuotedNote = true,
+                            unPackReply = ReplyRenderType.NONE,
+                            makeItShort = true,
+                            quotesLeft = quotesLeft - 1,
+                            parentBackgroundColor = backgroundColor,
+                            accountViewModel = accountViewModel,
+                            nav = nav,
+                        )
+                    }
+                }
+            } else if (aboutPubkey != null) {
+                LoadUser(aboutPubkey, accountViewModel) {
+                    if (it != null) {
+                        Spacer(modifier = DoubleVertSpacer)
+                        UserCompose(it, accountViewModel = accountViewModel, nav = nav)
+                    }
+                }
+            }
+        }
+
+        content?.let {
+            Spacer(modifier = DoubleVertSpacer)
+            TranslatableRichTextViewer(
+                content = it,
+                canPreview = true,
+                quotesLeft = quotesLeft,
+                modifier = Modifier.fillMaxWidth(),
+                tags = remember(note) { note.event?.tags?.toImmutableListOfLists() ?: EmptyTagList },
+                backgroundColor = backgroundColor,
+                id = note.idHex,
+                callbackUri = note.toNostrUri(),
+                accountViewModel = accountViewModel,
+                nav = nav,
+            )
+        }
+    }
 }
 
 @Composable
@@ -179,9 +289,18 @@ fun RenderAttestationRequest(
     accountViewModel: AccountViewModel,
     nav: INav,
 ) {
-    val noteEvent = note.event as? AttestationRequestEvent ?: return
+    val noteState by note
+        .flow()
+        .metadata.stateFlow
+        .collectAsStateWithLifecycle()
+    val noteEvent = noteState.note.event as? AttestationRequestEvent ?: return
+
     val content = remember(noteEvent) { noteEvent.content.ifBlank { null } }
 
+    val aboutAddress = remember(noteEvent) { noteEvent.assertionAddress() }
+    val aboutEvent = remember(noteEvent) { noteEvent.assertionEventId() }
+    val aboutPubkey = remember(noteEvent) { noteEvent.assertionPubkey() }
+
     Column(
         modifier =
             Modifier
@@ -213,18 +332,32 @@ fun RenderAttestationRequest(
         }
 
         content?.let {
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = it,
-                style = MaterialTheme.typography.bodyMedium,
-                color = MaterialTheme.colorScheme.onSurface,
+            Spacer(modifier = DoubleVertSpacer)
+            TranslatableRichTextViewer(
+                content = it,
+                canPreview = true,
+                quotesLeft = quotesLeft,
+                modifier = Modifier.fillMaxWidth(),
+                tags = remember(note) { note.event?.tags?.toImmutableListOfLists() ?: EmptyTagList },
+                backgroundColor = backgroundColor,
+                id = note.idHex,
+                callbackUri = note.toNostrUri(),
+                accountViewModel = accountViewModel,
+                nav = nav,
             )
         }
     }
 
     if (quotesLeft > 0) {
-        note.replyTo?.firstOrNull()?.let {
-            Spacer(modifier = Modifier.height(8.dp))
+        if (aboutAddress != null) {
+            LoadAddressableNote(aboutAddress, accountViewModel) {
+                if (it != null) {
+                    Spacer(modifier = DoubleVertSpacer)
+                    Text(
+                        text = stringRes(R.string.attestation_requests_attestation_to),
+                        style = MaterialTheme.typography.labelMedium,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
                     NoteCompose(
                         baseNote = it,
                         modifier = MaterialTheme.colorScheme.replyModifier,
@@ -238,19 +371,62 @@ fun RenderAttestationRequest(
                     )
                 }
             }
+        } else if (aboutEvent != null) {
+            LoadNote(aboutEvent, accountViewModel) {
+                if (it != null) {
+                    Spacer(modifier = DoubleVertSpacer)
+                    Text(
+                        text = stringRes(R.string.attestation_requests_attestation_to),
+                        style = MaterialTheme.typography.labelMedium,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                    NoteCompose(
+                        baseNote = it,
+                        modifier = MaterialTheme.colorScheme.replyModifier,
+                        isQuotedNote = true,
+                        unPackReply = ReplyRenderType.NONE,
+                        makeItShort = true,
+                        quotesLeft = quotesLeft - 1,
+                        parentBackgroundColor = backgroundColor,
+                        accountViewModel = accountViewModel,
+                        nav = nav,
+                    )
+                }
+            }
+        } else if (aboutPubkey != null) {
+            LoadUser(aboutPubkey, accountViewModel) {
+                if (it != null) {
+                    Spacer(modifier = DoubleVertSpacer)
+                    Text(
+                        text = stringRes(R.string.attestation_requests_attestation_to),
+                        style = MaterialTheme.typography.labelMedium,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                    UserCompose(it, accountViewModel = accountViewModel, nav = nav)
+                }
+            }
+        }
+    }
 }
 
 @OptIn(ExperimentalLayoutApi::class)
 @Composable
 fun RenderAttestorRecommendation(
     note: Note,
+    quotesLeft: Int,
     backgroundColor: MutableState<Color>,
     accountViewModel: AccountViewModel,
     nav: INav,
 ) {
-    val noteEvent = note.event as? AttestorRecommendationEvent ?: return
+    val noteState by note
+        .flow()
+        .metadata.stateFlow
+        .collectAsStateWithLifecycle()
+    val noteEvent = noteState.note.event as? AttestorRecommendationEvent ?: return
+
     val kinds = remember(noteEvent) { noteEvent.kinds() }
     val description = remember(noteEvent) { noteEvent.description() }
+    val aboutPubKey = remember(noteEvent) { noteEvent.dTag() }
 
     Column(
         modifier =
@@ -282,25 +458,45 @@ fun RenderAttestorRecommendation(
             )
         }
 
+        LoadUser(aboutPubKey, accountViewModel) {
+            if (it != null) {
+                Spacer(modifier = DoubleVertSpacer)
+                UserCompose(it, accountViewModel = accountViewModel, nav = nav)
+            }
+        }
+
         if (kinds.isNotEmpty()) {
-            Spacer(modifier = Modifier.height(6.dp))
+            Spacer(modifier = DoubleVertSpacer)
+            FlowRow(
+                horizontalArrangement = Arrangement.spacedBy(4.dp),
+                verticalArrangement = Arrangement.spacedBy(4.dp),
+            ) {
                 Text(
-                text =
-                    stringRes(
-                        R.string.attestor_recommendation_for_kinds,
-                        kinds.joinToString(", "),
-                    ),
+                    text = stringRes(R.string.attestor_recommendation_for_kinds),
                     style = MaterialTheme.typography.bodySmall,
                     color = MaterialTheme.colorScheme.onSurfaceVariant,
                 )
+
+                // Kinds
+                kinds.forEach { kind ->
+                    KindChip(kind)
+                }
+            }
         }
 
         description?.let {
-            Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = it,
-                style = MaterialTheme.typography.bodyMedium,
-                color = MaterialTheme.colorScheme.onSurface,
+            Spacer(modifier = DoubleVertSpacer)
+            TranslatableRichTextViewer(
+                content = it,
+                canPreview = true,
+                quotesLeft = quotesLeft,
+                modifier = Modifier.fillMaxWidth(),
+                tags = remember(note) { note.event?.tags?.toImmutableListOfLists() ?: EmptyTagList },
+                backgroundColor = backgroundColor,
+                id = note.idHex,
+                callbackUri = note.toNostrUri(),
+                accountViewModel = accountViewModel,
+                nav = nav,
             )
         }
     }
@@ -310,11 +506,17 @@ fun RenderAttestorRecommendation(
 @Composable
 fun RenderAttestorProficiency(
     note: Note,
+    quotesLeft: Int,
     backgroundColor: MutableState<Color>,
     accountViewModel: AccountViewModel,
     nav: INav,
 ) {
-    val noteEvent = note.event as? AttestorProficiencyEvent ?: return
+    val noteState by note
+        .flow()
+        .metadata.stateFlow
+        .collectAsStateWithLifecycle()
+    val noteEvent = noteState.note.event as? AttestorProficiencyEvent ?: return
+
     val kinds = remember(noteEvent) { noteEvent.kinds() }
     val description = remember(noteEvent) { noteEvent.description() }
 
@@ -368,10 +570,17 @@ fun RenderAttestorProficiency(
 
         description?.let {
             Spacer(modifier = Modifier.height(8.dp))
-            Text(
-                text = it,
-                style = MaterialTheme.typography.bodyMedium,
-                color = MaterialTheme.colorScheme.onSurface,
+            TranslatableRichTextViewer(
+                content = it,
+                canPreview = true,
+                quotesLeft = quotesLeft,
+                modifier = Modifier.fillMaxWidth(),
+                tags = remember(note) { note.event?.tags?.toImmutableListOfLists() ?: EmptyTagList },
+                backgroundColor = backgroundColor,
+                id = note.idHex,
+                callbackUri = note.toNostrUri(),
+                accountViewModel = accountViewModel,
+                nav = nav,
             )
         }
     }

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

@@ -669,7 +669,7 @@ val zaps = setOf(9734, 9735, 9041, 17375, 23194, 23195)
 val reports = setOf(ReportEvent.KIND, MuteListEvent.KIND, DeletionEvent.KIND, RequestToVanishEvent.KIND)
 
 @Composable
-private fun KindChip(kind: Int) {
+fun KindChip(kind: Int) {
     val nameResId = kindDisplayName(kind)
     val name = if (nameResId != -1) stringResource(nameResId) else "k$kind"
     val (bg, fg) =

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

@@ -633,9 +633,9 @@ private fun FullBleedNoteCompose(
                 } else if (noteEvent is AttestationRequestEvent) {
                     RenderAttestationRequest(baseNote, 3, backgroundColor, accountViewModel, nav)
                 } else if (noteEvent is AttestorRecommendationEvent) {
-                    RenderAttestorRecommendation(baseNote, backgroundColor, accountViewModel, nav)
+                    RenderAttestorRecommendation(baseNote, 3, backgroundColor, accountViewModel, nav)
                 } else if (noteEvent is AttestorProficiencyEvent) {
-                    RenderAttestorProficiency(baseNote, backgroundColor, accountViewModel, nav)
+                    RenderAttestorProficiency(baseNote, 3, backgroundColor, accountViewModel, nav)
                 } else if (noteEvent is AdvertisedRelayListEvent) {
                     DisplayNIP65RelayList(baseNote, backgroundColor, accountViewModel, nav)
                 } else if (noteEvent is LnZapEvent) {

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

@@ -1907,8 +1907,9 @@
     <string name="attestation_request">Attestation Request</string>
     <string name="attestation_request_description">Requesting attestation for an event</string>
     <string name="attestor_recommendation">Attestor Recommendation</string>
-    <string name="attestor_recommendation_for_kinds">Recommended for kinds: %1$s</string>
+    <string name="attestor_recommendation_for_kinds">Recommended for kinds: </string>
     <string name="attestor_proficiency">Attestor Proficiency</string>
     <string name="attestor_proficiency_for_kinds">Proficient in verifying kinds: %1$s</string>
     <string name="attestation_attests_to">Attests to</string>
+    <string name="attestation_requests_attestation_to">Requests attestation to</string>
 </resources>

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/AttestationEvent.kt

@@ -23,13 +23,26 @@ package com.vitorpamplona.quartz.experimental.attestations.attestation
 import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.AttestationStatus
 import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.Validity
+import com.vitorpamplona.quartz.experimental.attestations.request.AttestationRequestEvent
 import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
+import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
+import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
+import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
+import com.vitorpamplona.quartz.nip01Core.hints.EventHintBundle
+import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
+import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
+import com.vitorpamplona.quartz.nip01Core.hints.types.AddressHint
+import com.vitorpamplona.quartz.nip01Core.hints.types.EventIdHint
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
+import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
+import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
+import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
+import kotlinx.serialization.json.JsonNull.content
 
 @Immutable
 class AttestationEvent(
@@ -39,7 +52,22 @@ class AttestationEvent(
     tags: Array<Array<String>>,
     content: String,
     sig: HexKey,
-) : BaseAddressableEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
+) : BaseAddressableEvent(id, pubKey, createdAt, KIND, tags, content, sig),
+    EventHintProvider,
+    AddressHintProvider,
+    PubKeyHintProvider {
+    override fun eventHints(): List<EventIdHint> = tags.mapNotNull(ETag::parseAsHint)
+
+    override fun linkedEventIds(): List<HexKey> = tags.mapNotNull(ETag::parseId)
+
+    override fun addressHints(): List<AddressHint> = tags.mapNotNull(ATag::parseAsHint)
+
+    override fun linkedAddressIds(): List<String> = tags.mapNotNull(ATag::parseAddressId)
+
+    override fun pubKeyHints() = tags.mapNotNull(PTag::parseAsHint)
+
+    override fun linkedPubKeys() = tags.mapNotNull(PTag::parseKey)
+
     fun validity() = tags.validity()
 
     fun status() = tags.status()
@@ -50,25 +78,91 @@ class AttestationEvent(
 
     fun request() = tags.request()
 
+    fun requestId() = tags.requestId()
+
+    fun requestAddress() = tags.requestAddress()
+
     fun isRevoked() = status() == AttestationStatus.REVOKED
 
+    fun assertionAddrId() = tags.firstNotNullOfOrNull(ATag::parseAddressId)
+
+    fun assertionAddress() = tags.firstNotNullOfOrNull(ATag::parseAddress)
+
+    fun assertionATag() = tags.firstNotNullOfOrNull(ATag::parse)
+
+    fun assertionEventId() = tags.firstNotNullOfOrNull(ETag::parseId)
+
+    fun assertionETag() = tags.firstNotNullOfOrNull(ETag::parse)
+
+    fun assertionPubkey() = tags.firstNotNullOfOrNull(PTag::parseKey)
+
+    fun assertionPTag() = tags.firstNotNullOfOrNull(PTag::parse)
+
     companion object {
         const val KIND = 31871
         const val ALT_DESCRIPTION = "Attestation"
 
-        fun build(
+        fun buildEvent(
             dTagId: String,
+            about: EventHintBundle<Event>,
             content: String = "",
             validity: Validity? = null,
             status: AttestationStatus? = null,
             validFrom: Long? = null,
             validTo: Long? = null,
-            requestAddress: String? = null,
+            requestAddress: EventHintBundle<AttestationRequestEvent>? = null,
             createdAt: Long = TimeUtils.now(),
             initializer: TagArrayBuilder<AttestationEvent>.() -> Unit = {},
         ) = eventTemplate(KIND, content, createdAt) {
             alt(ALT_DESCRIPTION)
             dTag(dTagId)
+            about(about)
+            validity?.let { validity(it) }
+            status?.let { status(it) }
+            validFrom?.let { validFrom(it) }
+            validTo?.let { validTo(it) }
+            requestAddress?.let { request(it) }
+            initializer()
+        }
+
+        fun buildReplaceable(
+            dTagId: String,
+            about: EventHintBundle<BaseReplaceableEvent>,
+            content: String = "",
+            validity: Validity? = null,
+            status: AttestationStatus? = null,
+            validFrom: Long? = null,
+            validTo: Long? = null,
+            requestAddress: EventHintBundle<AttestationRequestEvent>? = null,
+            createdAt: Long = TimeUtils.now(),
+            initializer: TagArrayBuilder<AttestationEvent>.() -> Unit = {},
+        ) = eventTemplate(KIND, content, createdAt) {
+            alt(ALT_DESCRIPTION)
+            dTag(dTagId)
+            aboutReplaceable(about)
+            validity?.let { validity(it) }
+            status?.let { status(it) }
+            validFrom?.let { validFrom(it) }
+            validTo?.let { validTo(it) }
+            requestAddress?.let { request(it) }
+            initializer()
+        }
+
+        fun buildAddress(
+            dTagId: String,
+            about: EventHintBundle<BaseAddressableEvent>,
+            content: String = "",
+            validity: Validity? = null,
+            status: AttestationStatus? = null,
+            validFrom: Long? = null,
+            validTo: Long? = null,
+            requestAddress: EventHintBundle<AttestationRequestEvent>? = null,
+            createdAt: Long = TimeUtils.now(),
+            initializer: TagArrayBuilder<AttestationEvent>.() -> Unit = {},
+        ) = eventTemplate(KIND, content, createdAt) {
+            alt(ALT_DESCRIPTION)
+            dTag(dTagId)
+            aboutAddressable(about)
             validity?.let { validity(it) }
             status?.let { status(it) }
             validFrom?.let { validFrom(it) }

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/TagArrayBuilderExt.kt

@@ -27,7 +27,14 @@ import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.Valid
 import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.ValidToTag
 import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.Validity
 import com.vitorpamplona.quartz.experimental.attestations.attestation.tags.ValidityTag
+import com.vitorpamplona.quartz.experimental.attestations.request.AttestationRequestEvent
+import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
+import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
+import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
+import com.vitorpamplona.quartz.nip01Core.hints.EventHintBundle
+import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
+import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 
 fun TagArrayBuilder<AttestationEvent>.validity(validity: Validity) = addUnique(ValidityTag.assemble(validity))
 
@@ -37,4 +44,10 @@ fun TagArrayBuilder<AttestationEvent>.validFrom(timestamp: Long) = addUnique(Val
 
 fun TagArrayBuilder<AttestationEvent>.validTo(timestamp: Long) = addUnique(ValidToTag.assemble(timestamp))
 
-fun TagArrayBuilder<AttestationEvent>.request(requestAddress: String) = addUnique(RequestTag.assemble(requestAddress))
+fun TagArrayBuilder<AttestationEvent>.request(request: EventHintBundle<AttestationRequestEvent>) = addUnique(RequestTag.assemble(request.event.address(), request.relay))
+
+fun TagArrayBuilder<AttestationEvent>.aboutAddressable(request: EventHintBundle<BaseAddressableEvent>) = addUnique(ATag.assemble(request.event.address(), request.relay))
+
+fun TagArrayBuilder<AttestationEvent>.aboutReplaceable(request: EventHintBundle<BaseReplaceableEvent>) = addUnique(ATag.assemble(request.event.address(), request.relay))
+
+fun TagArrayBuilder<AttestationEvent>.about(request: EventHintBundle<Event>) = addUnique(ETag.assemble(request.event.id, request.relay, request.event.pubKey))

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/TagArrayExt.kt

@@ -36,3 +36,7 @@ fun TagArray.validFrom() = firstNotNullOfOrNull(ValidFromTag::parse)
 fun TagArray.validTo() = firstNotNullOfOrNull(ValidToTag::parse)
 
 fun TagArray.request() = firstNotNullOfOrNull(RequestTag::parse)
+
+fun TagArray.requestId() = firstNotNullOfOrNull(RequestTag::parseAddressId)
+
+fun TagArray.requestAddress() = firstNotNullOfOrNull(RequestTag::parseAddress)

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/attestation/tags/RequestTag.kt

@@ -20,22 +20,108 @@
  */
 package com.vitorpamplona.quartz.experimental.attestations.attestation.tags
 
+import com.vitorpamplona.quartz.nip01Core.core.Address
+import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.has
+import com.vitorpamplona.quartz.nip01Core.hints.types.AddressHint
+import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
+import com.vitorpamplona.quartz.nip01Core.relay.normalizer.RelayUrlNormalizer
+import com.vitorpamplona.quartz.nip72ModCommunities.approval.tags.ApprovedAddressTag
+import com.vitorpamplona.quartz.nip72ModCommunities.definition.CommunityDefinitionEvent
+import com.vitorpamplona.quartz.utils.arrayOfNotNull
 import com.vitorpamplona.quartz.utils.ensure
 
-class RequestTag {
+class RequestTag(
+    val address: Address,
+    val relayHint: NormalizedRelayUrl? = null,
+) {
+    fun toTag() = Address.assemble(address.kind, address.pubKeyHex, address.dTag)
+
+    fun toTagArray() = assemble(address, relayHint)
+
+    fun toTagIdOnly() = assemble(address, null)
+
     companion object {
         const val TAG_NAME = "request"
 
-        fun isTag(tag: Array<String>) = tag.has(1) && tag[0] == TAG_NAME && tag[1].isNotEmpty()
+        fun isTagged(tag: Array<String>) = tag.has(1) && tag[0] == TAG_NAME && !Address.isOfKind(tag[1], CommunityDefinitionEvent.KIND_STR)
 
-        fun parse(tag: Array<String>): String? {
+        fun isTagged(
+            tag: Array<String>,
+            addressId: String,
+        ) = tag.has(1) && tag[0] == TAG_NAME && tag[1] == addressId
+
+        fun isTagged(
+            tag: Array<String>,
+            address: ApprovedAddressTag,
+        ) = tag.has(1) && tag[0] == TAG_NAME && tag[1] == address.toTag()
+
+        fun isIn(
+            tag: Array<String>,
+            addressIds: Set<String>,
+        ) = tag.has(1) && tag[0] == TAG_NAME && tag[1] in addressIds
+
+        fun parse(tag: Array<String>): ApprovedAddressTag? {
+            ensure(tag.has(1)) { return null }
+            ensure(tag[0] == TAG_NAME) { return null }
+            ensure(!Address.isOfKind(tag[1], CommunityDefinitionEvent.KIND_STR)) { return null }
+
+            val address = Address.parse(tag[1]) ?: return null
+            val relayHint = tag.getOrNull(2)?.let { RelayUrlNormalizer.normalizeOrNull(it) }
+            return ApprovedAddressTag(address, relayHint)
+        }
+
+        fun parseValidAddress(tag: Array<String>): String? {
+            ensure(tag.has(1)) { return null }
+            ensure(tag[0] == TAG_NAME) { return null }
+            ensure(!Address.isOfKind(tag[1], CommunityDefinitionEvent.KIND_STR)) { return null }
+            return Address.parse(tag[1])?.toValue()
+        }
+
+        fun parseAddress(tag: Array<String>): Address? {
             ensure(tag.has(1)) { return null }
             ensure(tag[0] == TAG_NAME) { return null }
             ensure(tag[1].isNotEmpty()) { return null }
+            val address = Address.parse(tag[1]) ?: return null
+            ensure(address.kind != CommunityDefinitionEvent.KIND) { return null }
+            return address
+        }
+
+        fun parseAddressId(tag: Array<String>): String? {
+            ensure(tag.has(1)) { return null }
+            ensure(tag[0] == TAG_NAME) { return null }
+            ensure(!Address.isOfKind(tag[1], CommunityDefinitionEvent.KIND_STR)) { return null }
             return tag[1]
         }
 
-        fun assemble(requestAddress: String) = arrayOf(TAG_NAME, requestAddress)
+        fun parseAsHint(tag: Array<String>): AddressHint? {
+            ensure(tag.has(2)) { return null }
+            ensure(tag[0] == TAG_NAME) { return null }
+            ensure(!Address.isOfKind(tag[1], CommunityDefinitionEvent.KIND_STR)) { return null }
+            ensure(tag[1].contains(':')) { return null }
+            ensure(tag[2].isNotEmpty()) { return null }
+
+            val relayHint = RelayUrlNormalizer.normalizeOrNull(tag[2])
+            ensure(relayHint != null) { return null }
+
+            return AddressHint(tag[1], relayHint)
+        }
+
+        fun assemble(
+            aTagId: HexKey,
+            relay: NormalizedRelayUrl?,
+        ) = arrayOfNotNull(TAG_NAME, aTagId, relay?.url)
+
+        fun assemble(
+            address: Address,
+            relay: NormalizedRelayUrl?,
+        ) = arrayOfNotNull(TAG_NAME, address.toValue(), relay?.url)
+
+        fun assemble(
+            kind: Int,
+            pubKey: String,
+            dTag: String,
+            relay: NormalizedRelayUrl?,
+        ) = assemble(Address.assemble(kind, pubKey, dTag), relay)
     }
 }

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/request/AttestationRequestEvent.kt

@@ -21,13 +21,27 @@
 package com.vitorpamplona.quartz.experimental.attestations.request
 
 import androidx.compose.runtime.Immutable
+import com.vitorpamplona.quartz.experimental.attestations.request.attestorPubKeys
+import com.vitorpamplona.quartz.experimental.attestations.request.cashuToken
 import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
+import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
+import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
+import com.vitorpamplona.quartz.nip01Core.hints.AddressHintProvider
+import com.vitorpamplona.quartz.nip01Core.hints.EventHintBundle
+import com.vitorpamplona.quartz.nip01Core.hints.EventHintProvider
+import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
+import com.vitorpamplona.quartz.nip01Core.hints.types.AddressHint
+import com.vitorpamplona.quartz.nip01Core.hints.types.EventIdHint
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
+import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.dTag.dTag
+import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
+import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 import com.vitorpamplona.quartz.nip31Alts.alt
 import com.vitorpamplona.quartz.utils.TimeUtils
+import kotlin.let
 
 @Immutable
 class AttestationRequestEvent(
@@ -37,15 +51,45 @@ class AttestationRequestEvent(
     tags: Array<Array<String>>,
     content: String,
     sig: HexKey,
-) : BaseAddressableEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
+) : BaseAddressableEvent(id, pubKey, createdAt, KIND, tags, content, sig),
+    EventHintProvider,
+    AddressHintProvider,
+    PubKeyHintProvider {
+    override fun eventHints(): List<EventIdHint> = tags.mapNotNull(ETag::parseAsHint)
+
+    override fun linkedEventIds(): List<HexKey> = tags.mapNotNull(ETag::parseId)
+
+    override fun addressHints(): List<AddressHint> = tags.mapNotNull(ATag::parseAsHint)
+
+    override fun linkedAddressIds(): List<String> = tags.mapNotNull(ATag::parseAddressId)
+
+    override fun pubKeyHints() = tags.mapNotNull(PTag::parseAsHint)
+
+    override fun linkedPubKeys() = tags.mapNotNull(PTag::parseKey)
+
     fun cashuToken() = tags.cashuToken()
 
+    fun assertionAddrId() = tags.firstNotNullOfOrNull(ATag::parseAddressId)
+
+    fun assertionAddress() = tags.firstNotNullOfOrNull(ATag::parseAddress)
+
+    fun assertionATag() = tags.firstNotNullOfOrNull(ATag::parse)
+
+    fun assertionEventId() = tags.firstNotNullOfOrNull(ETag::parseId)
+
+    fun assertionETag() = tags.firstNotNullOfOrNull(ETag::parse)
+
+    fun assertionPubkey() = tags.firstNotNullOfOrNull(PTag::parseKey)
+
+    fun assertionPTag() = tags.firstNotNullOfOrNull(PTag::parse)
+
     companion object {
         const val KIND = 31872
         const val ALT_DESCRIPTION = "Attestation Request"
 
-        fun build(
+        fun buildEvent(
             dTagId: String,
+            about: EventHintBundle<Event>,
             content: String = "",
             attestorPubKeys: List<HexKey> = emptyList(),
             cashuToken: String? = null,
@@ -54,6 +98,41 @@ class AttestationRequestEvent(
         ) = eventTemplate(KIND, content, createdAt) {
             alt(ALT_DESCRIPTION)
             dTag(dTagId)
+            about(about)
+            attestorPubKeys(attestorPubKeys)
+            cashuToken?.let { cashuToken(it) }
+            initializer()
+        }
+
+        fun buildReplaceable(
+            dTagId: String,
+            about: EventHintBundle<BaseReplaceableEvent>,
+            content: String = "",
+            attestorPubKeys: List<HexKey> = emptyList(),
+            cashuToken: String? = null,
+            createdAt: Long = TimeUtils.now(),
+            initializer: TagArrayBuilder<AttestationRequestEvent>.() -> Unit = {},
+        ) = eventTemplate(KIND, content, createdAt) {
+            alt(ALT_DESCRIPTION)
+            dTag(dTagId)
+            aboutReplaceable(about)
+            attestorPubKeys(attestorPubKeys)
+            cashuToken?.let { cashuToken(it) }
+            initializer()
+        }
+
+        fun buildAddress(
+            dTagId: String,
+            about: EventHintBundle<BaseAddressableEvent>,
+            content: String = "",
+            attestorPubKeys: List<HexKey> = emptyList(),
+            cashuToken: String? = null,
+            createdAt: Long = TimeUtils.now(),
+            initializer: TagArrayBuilder<AttestationRequestEvent>.() -> Unit = {},
+        ) = eventTemplate(KIND, content, createdAt) {
+            alt(ALT_DESCRIPTION)
+            dTag(dTagId)
+            aboutAddressable(about)
             attestorPubKeys(attestorPubKeys)
             cashuToken?.let { cashuToken(it) }
             initializer()

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/experimental/attestations/request/TagArrayBuilderExt.kt

@@ -21,10 +21,22 @@
 package com.vitorpamplona.quartz.experimental.attestations.request
 
 import com.vitorpamplona.quartz.experimental.attestations.request.tags.CashuTokenTag
+import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
+import com.vitorpamplona.quartz.nip01Core.core.BaseReplaceableEvent
+import com.vitorpamplona.quartz.nip01Core.core.Event
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
+import com.vitorpamplona.quartz.nip01Core.hints.EventHintBundle
+import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
+import com.vitorpamplona.quartz.nip01Core.tags.events.ETag
 import com.vitorpamplona.quartz.nip01Core.tags.people.PTag
 
 fun TagArrayBuilder<AttestationRequestEvent>.attestorPubKeys(pubKeys: List<HexKey>) = addAll(pubKeys.map { PTag.assemble(it, null) })
 
 fun TagArrayBuilder<AttestationRequestEvent>.cashuToken(token: String) = addUnique(CashuTokenTag.assemble(token))
+
+fun TagArrayBuilder<AttestationRequestEvent>.aboutAddressable(request: EventHintBundle<BaseAddressableEvent>) = addUnique(ATag.assemble(request.event.address(), request.relay))
+
+fun TagArrayBuilder<AttestationRequestEvent>.aboutReplaceable(request: EventHintBundle<BaseReplaceableEvent>) = addUnique(ATag.assemble(request.event.address(), request.relay))
+
+fun TagArrayBuilder<AttestationRequestEvent>.about(request: EventHintBundle<Event>) = addUnique(ETag.assemble(request.event.id, request.relay, request.event.pubKey))

quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip52Calendar/rsvp/CalendarRSVPEvent.kt

@@ -24,6 +24,7 @@ import androidx.compose.runtime.Immutable
 import com.vitorpamplona.quartz.nip01Core.core.BaseAddressableEvent
 import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
+import com.vitorpamplona.quartz.nip01Core.hints.PubKeyHintProvider
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.ATag
 import com.vitorpamplona.quartz.nip01Core.tags.aTag.aTag
@@ -47,7 +48,12 @@ class CalendarRSVPEvent(
     tags: Array<Array<String>>,
     content: String,
     sig: HexKey,
-) : BaseAddressableEvent(id, pubKey, createdAt, KIND, tags, content, sig) {
+) : BaseAddressableEvent(id, pubKey, createdAt, KIND, tags, content, sig),
+    PubKeyHintProvider {
+    override fun pubKeyHints() = tags.mapNotNull(PTag::parseAsHint)
+
+    override fun linkedPubKeys() = tags.mapNotNull(PTag::parseKey)
+
     fun status() = tags.firstNotNullOfOrNull(RSVPStatusTag.Companion::parse)
 
     fun statusValue() = tags.firstNotNullOfOrNull(RSVPStatusTag.Companion::parseValue)