kopia lustrzana https://github.com/vitorpamplona/amethyst
110 wiersze
4.0 KiB
Kotlin
110 wiersze
4.0 KiB
Kotlin
/**
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* Copyright (c) 2024 Vitor Pamplona
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
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* Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package com.vitorpamplona.amethyst.service
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import com.vitorpamplona.amethyst.model.Account
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import com.vitorpamplona.amethyst.service.relays.EOSEAccount
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import com.vitorpamplona.amethyst.service.relays.FeedType
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import com.vitorpamplona.amethyst.service.relays.JsonFilter
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import com.vitorpamplona.amethyst.service.relays.TypedFilter
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import com.vitorpamplona.quartz.events.ChatroomKey
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import com.vitorpamplona.quartz.events.PrivateDmEvent
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object NostrChatroomDataSource : NostrDataSource("ChatroomFeed") {
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lateinit var account: Account
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private var withRoom: ChatroomKey? = null
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private val latestEOSEs = EOSEAccount()
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fun loadMessagesBetween(
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accountIn: Account,
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withRoom: ChatroomKey,
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) {
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this.account = accountIn
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this.withRoom = withRoom
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resetFilters()
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}
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fun createMessagesToMeFilter(): TypedFilter? {
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val myPeer = withRoom
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return if (myPeer != null) {
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TypedFilter(
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types = setOf(FeedType.PRIVATE_DMS),
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filter =
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JsonFilter(
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kinds = listOf(PrivateDmEvent.KIND),
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authors = myPeer.users.map { it },
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tags = mapOf("p" to listOf(account.userProfile().pubkeyHex)),
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since =
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latestEOSEs.users[account.userProfile()]
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?.followList
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?.get(withRoom.hashCode().toString())
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?.relayList,
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),
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)
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} else {
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null
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}
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}
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fun createMessagesFromMeFilter(): TypedFilter? {
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val myPeer = withRoom
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return if (myPeer != null) {
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TypedFilter(
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types = setOf(FeedType.PRIVATE_DMS),
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filter =
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JsonFilter(
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kinds = listOf(PrivateDmEvent.KIND),
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authors = listOf(account.userProfile().pubkeyHex),
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tags = mapOf("p" to myPeer.users.map { it }),
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since =
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latestEOSEs.users[account.userProfile()]
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?.followList
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?.get(withRoom.hashCode().toString())
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?.relayList,
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),
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)
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} else {
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null
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}
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}
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fun clearEOSEs(account: Account) {
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latestEOSEs.removeDataFor(account.userProfile())
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}
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val inandoutChannel =
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requestNewChannel { time, relayUrl ->
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latestEOSEs.addOrUpdate(account.userProfile(), withRoom.hashCode().toString(), relayUrl, time)
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}
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override fun updateChannelFilters() {
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inandoutChannel.typedFilters =
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listOfNotNull(
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createMessagesToMeFilter(),
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createMessagesFromMeFilter(),
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)
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.ifEmpty { null }
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}
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}
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