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https://github.com/vitorpamplona/amethyst.git
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Initial support for separate vertical and horizontal videos.
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package com.vitorpamplona.quartz.events
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import androidx.compose.runtime.Immutable
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import com.vitorpamplona.quartz.utils.TimeUtils
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import com.vitorpamplona.quartz.encoders.HexKey
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import com.vitorpamplona.quartz.signers.NostrSigner
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@Immutable
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abstract class VideoEvent(
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id: HexKey,
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pubKey: HexKey,
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createdAt: Long,
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kind: Int,
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tags: Array<Array<String>>,
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content: String,
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sig: HexKey
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) : BaseAddressableEvent(id, pubKey, createdAt, kind, tags, content, sig) {
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fun url() = tags.firstOrNull { it.size > 1 && it[0] == URL }?.get(1)
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fun urls() = tags.filter { it.size > 1 && it[0] == URL }.map { it[1] }
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fun mimeType() = tags.firstOrNull { it.size > 1 && it[0] == MIME_TYPE }?.get(1)
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fun hash() = tags.firstOrNull { it.size > 1 && it[0] == HASH }?.get(1)
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fun size() = tags.firstOrNull { it.size > 1 && it[0] == FILE_SIZE }?.get(1)
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fun alt() = tags.firstOrNull { it.size > 1 && it[0] == ALT }?.get(1)
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fun dimensions() = tags.firstOrNull { it.size > 1 && it[0] == DIMENSION }?.get(1)
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fun magnetURI() = tags.firstOrNull { it.size > 1 && it[0] == MAGNET_URI }?.get(1)
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fun torrentInfoHash() = tags.firstOrNull { it.size > 1 && it[0] == TORRENT_INFOHASH }?.get(1)
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fun blurhash() = tags.firstOrNull { it.size > 1 && it[0] == BLUR_HASH }?.get(1)
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fun hasUrl() = tags.any { it.size > 1 && it[0] == URL }
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companion object {
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private const val URL = "url"
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private const val ENCRYPTION_KEY = "aes-256-gcm"
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private const val MIME_TYPE = "m"
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private const val FILE_SIZE = "size"
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private const val DIMENSION = "dim"
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private const val HASH = "x"
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private const val MAGNET_URI = "magnet"
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private const val TORRENT_INFOHASH = "i"
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private const val BLUR_HASH = "blurhash"
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private const val ORIGINAL_HASH = "ox"
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private const val ALT = "alt"
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private const val TITLE = "title"
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private const val PUBLISHED_AT = "published_at"
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private const val SUMMARY = "summary"
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private const val DURATION = "duration"
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private const val IMAGE = "image"
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private const val THUMB = "thumb"
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fun create(
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kind: Int,
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url: String,
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magnetUri: String? = null,
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mimeType: String? = null,
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alt: String? = null,
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hash: String? = null,
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size: String? = null,
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dimensions: String? = null,
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blurhash: String? = null,
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originalHash: String? = null,
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magnetURI: String? = null,
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torrentInfoHash: String? = null,
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encryptionKey: AESGCM? = null,
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sensitiveContent: Boolean? = null,
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altDescription: String,
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signer: NostrSigner,
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createdAt: Long = TimeUtils.now(),
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onReady: (FileHeaderEvent) -> Unit
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) {
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val tags = listOfNotNull(
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arrayOf(URL, url),
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magnetUri?.let { arrayOf(MAGNET_URI, it) },
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mimeType?.let { arrayOf(MIME_TYPE, it) },
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alt?.ifBlank { null }?.let { arrayOf(ALT, it) } ?: arrayOf("alt", altDescription),
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hash?.let { arrayOf(HASH, it) },
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size?.let { arrayOf(FILE_SIZE, it) },
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dimensions?.let { arrayOf(DIMENSION, it) },
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blurhash?.let { arrayOf(BLUR_HASH, it) },
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originalHash?.let { arrayOf(ORIGINAL_HASH, it) },
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magnetURI?.let { arrayOf(MAGNET_URI, it) },
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torrentInfoHash?.let { arrayOf(TORRENT_INFOHASH, it) },
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encryptionKey?.let { arrayOf(ENCRYPTION_KEY, it.key, it.nonce) },
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sensitiveContent?.let {
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if (it) {
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arrayOf("content-warning", "")
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} else {
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null
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}
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}
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)
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val content = alt ?: ""
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signer.sign(createdAt, kind, tags.toTypedArray(), content, onReady)
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}
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}
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}
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@ -0,0 +1,62 @@
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package com.vitorpamplona.quartz.events
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import androidx.compose.runtime.Immutable
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import com.vitorpamplona.quartz.utils.TimeUtils
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import com.vitorpamplona.quartz.encoders.HexKey
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import com.vitorpamplona.quartz.signers.NostrSigner
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@Immutable
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class VideoHorizontalEvent(
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id: HexKey,
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pubKey: HexKey,
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createdAt: Long,
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tags: Array<Array<String>>,
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content: String,
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sig: HexKey
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) : VideoEvent(id, pubKey, createdAt, kind, tags, content, sig) {
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companion object {
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const val kind = 34235
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const val altDescription = "Horizontal Video"
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fun create(
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url: String,
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magnetUri: String? = null,
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mimeType: String? = null,
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alt: String? = null,
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hash: String? = null,
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size: String? = null,
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dimensions: String? = null,
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blurhash: String? = null,
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originalHash: String? = null,
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magnetURI: String? = null,
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torrentInfoHash: String? = null,
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encryptionKey: AESGCM? = null,
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sensitiveContent: Boolean? = null,
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signer: NostrSigner,
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createdAt: Long = TimeUtils.now(),
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onReady: (FileHeaderEvent) -> Unit
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) {
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create(
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kind,
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url,
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magnetUri,
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mimeType,
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alt,
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hash,
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size,
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dimensions,
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blurhash,
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originalHash,
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magnetURI,
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torrentInfoHash,
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encryptionKey,
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sensitiveContent,
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altDescription,
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signer,
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createdAt,
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onReady
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)
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}
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}
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}
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@ -0,0 +1,61 @@
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package com.vitorpamplona.quartz.events
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import androidx.compose.runtime.Immutable
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import com.vitorpamplona.quartz.utils.TimeUtils
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import com.vitorpamplona.quartz.encoders.HexKey
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import com.vitorpamplona.quartz.signers.NostrSigner
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@Immutable
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class VideoVerticalEvent(
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id: HexKey,
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pubKey: HexKey,
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createdAt: Long,
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tags: Array<Array<String>>,
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content: String,
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sig: HexKey
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) : VideoEvent(id, pubKey, createdAt, kind, tags, content, sig) {
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companion object {
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const val kind = 34236
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const val altDescription = "Vertical Video"
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fun create(
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url: String,
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magnetUri: String? = null,
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mimeType: String? = null,
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alt: String? = null,
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hash: String? = null,
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size: String? = null,
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dimensions: String? = null,
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blurhash: String? = null,
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originalHash: String? = null,
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magnetURI: String? = null,
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torrentInfoHash: String? = null,
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encryptionKey: AESGCM? = null,
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sensitiveContent: Boolean? = null,
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signer: NostrSigner,
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createdAt: Long = TimeUtils.now(),
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onReady: (FileHeaderEvent) -> Unit
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) {
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create(
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kind,
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url,
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magnetUri,
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mimeType,
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alt,
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hash,
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size,
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dimensions,
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blurhash,
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originalHash,
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magnetURI,
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torrentInfoHash,
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encryptionKey,
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sensitiveContent,
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altDescription,
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signer,
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createdAt,
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onReady
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)
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}
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}
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}
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@ -0,0 +1,63 @@
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package com.vitorpamplona.quartz.events
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import androidx.compose.runtime.Immutable
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import com.vitorpamplona.quartz.utils.TimeUtils
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import com.vitorpamplona.quartz.encoders.toHexKey
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import com.vitorpamplona.quartz.crypto.CryptoUtils
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import com.vitorpamplona.quartz.crypto.KeyPair
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import com.vitorpamplona.quartz.encoders.ATag
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import com.vitorpamplona.quartz.encoders.HexKey
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import com.vitorpamplona.quartz.signers.NostrSigner
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@Immutable
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class VideoViewEvent(
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id: HexKey,
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pubKey: HexKey,
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createdAt: Long,
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tags: Array<Array<String>>,
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content: String,
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sig: HexKey
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) : BaseAddressableEvent(id, pubKey, createdAt, kind, tags, content, sig) {
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companion object {
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const val kind = 34237
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fun create(
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video: ATag,
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signer: NostrSigner,
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viewStart: Long?,
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viewEnd: Long?,
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createdAt: Long = TimeUtils.now(),
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onReady: (VideoViewEvent) -> Unit
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) {
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val tags = mutableListOf<Array<String>>()
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val aTag = video.toTag()
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tags.add(arrayOf("d", aTag))
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tags.add(arrayOf("a", aTag))
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if (viewEnd != null)
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tags.add(arrayOf("viewed", viewStart?.toString() ?: "0", viewEnd.toString()))
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else
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tags.add(arrayOf("viewed", viewStart?.toString() ?: "0"))
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signer.sign(createdAt, kind, tags.toTypedArray(), "", onReady)
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}
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fun addViewedTime(
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event: VideoViewEvent,
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viewStart: Long?,
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viewEnd: Long?,
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signer: NostrSigner,
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createdAt: Long = TimeUtils.now(),
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onReady: (VideoViewEvent) -> Unit
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) {
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val tags = event.tags.toMutableList()
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if (viewEnd != null)
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tags.add(arrayOf("viewed", viewStart?.toString() ?: "0", viewEnd.toString()))
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else
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tags.add(arrayOf("viewed", viewStart?.toString() ?: "0"))
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signer.sign(createdAt, kind, tags.toTypedArray(), "", onReady)
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}
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}
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}
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