kopia lustrzana https://github.com/vitorpamplona/amethyst
91 wiersze
3.4 KiB
Kotlin
91 wiersze
3.4 KiB
Kotlin
package com.vitorpamplona.amethyst.service
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import com.vitorpamplona.amethyst.model.Account
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import com.vitorpamplona.amethyst.model.Channel
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import com.vitorpamplona.amethyst.model.LiveActivitiesChannel
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import com.vitorpamplona.amethyst.model.PublicChatChannel
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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.ChannelMessageEvent
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import com.vitorpamplona.quartz.events.LiveActivitiesChatMessageEvent
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object NostrChannelDataSource : NostrDataSource("ChatroomFeed") {
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var account: Account? = null
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var channel: Channel? = null
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fun loadMessagesBetween(account: Account, channel: Channel) {
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this.account = account
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this.channel = channel
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resetFilters()
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}
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fun clear() {
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account = null
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channel = null
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}
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fun createMessagesByMeToChannelFilter(): TypedFilter? {
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val myAccount = account ?: return null
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if (channel is PublicChatChannel) {
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// Brings on messages by the user from all other relays.
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// Since we ship with write to public, read from private only
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// this guarantees that messages from the author do not disappear.
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return TypedFilter(
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types = setOf(FeedType.FOLLOWS, FeedType.PRIVATE_DMS, FeedType.GLOBAL, FeedType.SEARCH),
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filter = JsonFilter(
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kinds = listOf(ChannelMessageEvent.kind),
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authors = listOf(myAccount.userProfile().pubkeyHex),
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limit = 50
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)
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)
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} else if (channel is LiveActivitiesChannel) {
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// Brings on messages by the user from all other relays.
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// Since we ship with write to public, read from private only
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// this guarantees that messages from the author do not disappear.
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return TypedFilter(
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types = setOf(FeedType.FOLLOWS, FeedType.PRIVATE_DMS, FeedType.GLOBAL, FeedType.SEARCH),
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filter = JsonFilter(
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kinds = listOf(LiveActivitiesChatMessageEvent.kind),
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authors = listOf(myAccount.userProfile().pubkeyHex),
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limit = 50
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)
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)
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}
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return null
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}
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fun createMessagesToChannelFilter(): TypedFilter? {
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if (channel is PublicChatChannel) {
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return TypedFilter(
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types = setOf(FeedType.PUBLIC_CHATS),
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filter = JsonFilter(
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kinds = listOf(ChannelMessageEvent.kind),
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tags = mapOf("e" to listOfNotNull(channel?.idHex)),
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limit = 200
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)
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)
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} else if (channel is LiveActivitiesChannel) {
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return TypedFilter(
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types = setOf(FeedType.PUBLIC_CHATS),
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filter = JsonFilter(
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kinds = listOf(LiveActivitiesChatMessageEvent.kind),
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tags = mapOf("a" to listOfNotNull(channel?.idHex)),
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limit = 200
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)
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)
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}
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return null
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}
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val messagesChannel = requestNewChannel()
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override fun updateChannelFilters() {
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messagesChannel.typedFilters = listOfNotNull(
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createMessagesToChannelFilter(),
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createMessagesByMeToChannelFilter()
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).ifEmpty { null }
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}
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}
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