Download torrent file and verify torrent data

TorrentDam · Nov 11, 2023 · 36078ea · 36078ea
1 parent 8ba95c7
commit 36078ea
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Showing 2 changed files with 242 additions and 171 deletions.
diff --git a/bittorrent/shared/src/main/scala/com/github/torrentdam/bittorrent/TorrentMetadata.scala b/bittorrent/shared/src/main/scala/com/github/torrentdam/bittorrent/TorrentMetadata.scala
@@ -50,7 +50,9 @@ object TorrentMetadata {
   case class Lossless private (
     parsed: TorrentMetadata,
     raw: Bencode
-  )
+  ) {
+    def infoHash: InfoHash = InfoHash(CrossPlatform.sha1(bencode.encode(raw).toByteVector))
+  }
 
   object Lossless {
     def fromBytes(bytes: ByteVector): Either[Throwable, Lossless] =
@@ -90,4 +92,7 @@ object TorrentFile {
     torrentFileFormat.read(bcode)
   def fromBytes(bytes: ByteVector): Either[Throwable, TorrentFile] =
     bencode.decode(bytes.bits).flatMap(fromBencode)
+
+  def toBytes(torrentFile: TorrentFile): ByteVector =
+    bencode.encode(torrentFileFormat.write(torrentFile).right.get).toByteVector
 }