webtorrent: add missing fields to Torrent, create Piece interface (#37609)

* webtorrent: add missing fields to Torrent, create Piece interface

* chore: bump package version in comments

* update tests

* fix: use only major/minor

* fix: pieces can have null values

* fix: build

types/webtorrent/index.d.ts

@@ -1,6 +1,8 @@
-// Type definitions for WebTorrent 0.98
+// Type definitions for WebTorrent 0.107
 // Project: https://github.com/feross/webtorrent, https://webtorrent.io
-// Definitions by: Bazyli Brzóska <https://github.com/niieani>, Tomasz Łaziuk <https://github.com/tlaziuk>
+// Definitions by: Bazyli Brzóska <https://github.com/niieani>
+//                 Tomasz Łaziuk <https://github.com/tlaziuk>
+//                 Gabriel Juchault <https://github.com/gjuchault>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 /// <reference types="node" />
@@ -74,6 +76,10 @@ declare namespace WebTorrent {
 
         readonly files: TorrentFile[];
 
+        readonly announce: string[];
+
+        readonly pieces: Array<TorrentPiece | null>;
+
         readonly timeRemaining: number;
 
         readonly received: number;
@@ -90,14 +96,32 @@ declare namespace WebTorrent {
 
         readonly ratio: number;
 
+        readonly length: number;
+
+        readonly pieceLength: number;
+
+        readonly lastPieceLength: number;
+
         readonly numPeers: number;
 
         readonly path: string;
 
         readonly ready: boolean;
 
+        readonly paused: boolean;
+
+        readonly done: boolean;
+
         readonly name: string;
 
+        readonly created: Date;
+
+        readonly createdBy: string;
+
+        readonly comment: string;
+
+        readonly maxWebConns: number;
+
         destroy(cb?: (err: Error | string) => void): void;
 
         addPeer(peer: string | SimplePeer): boolean;
@@ -160,6 +184,12 @@ declare namespace WebTorrent {
 
         getBlobURL(callback: (err: string | Error | undefined, blobURL?: string) => void): void;
     }
+
+    interface TorrentPiece {
+        readonly length: number;
+
+        readonly missing: number;
+    }
 }
 
 export = WebTorrent;

types/webtorrent/webtorrent-tests.ts

@@ -8,6 +8,32 @@ client.add(magnetURI, {}, torrent => {
     // Got torrent metadata!
     console.log('Client is downloading:', torrent.infoHash);
 
+    console.log(
+      torrent.maxWebConns,
+      torrent.ready,
+      torrent.paused,
+      torrent.done,
+      torrent.created,
+      torrent.createdBy,
+      torrent.comment,
+    );
+
+    torrent.announce.forEach(announce => console.log(announce));
+
+    console.log(torrent.length, torrent.pieceLength, torrent.lastPieceLength);
+    console.log(
+      torrent.pieces.reduce(
+        (acc, piece) => acc + (piece ? piece.length : 0),
+        0,
+      ),
+    );
+    console.log(
+      torrent.pieces.reduce(
+        (acc, piece) => acc + (piece ? piece.missing : 0),
+        0,
+      ),
+    );
+
     torrent.files.forEach(file => {
         // Display the file by appending it to the DOM. Supports video, audio, images, and
         // more. Specify a container element (CSS selector or reference to DOM node).