feat: add function to parse hls tracks

packages/provider-utils/package.json

@@ -18,6 +18,7 @@
     "@movie-web/eslint-config": "workspace:^0.2.0",
     "@movie-web/prettier-config": "workspace:^0.1.0",
     "@movie-web/tsconfig": "workspace:^0.1.0",
+    "@types/hls-parser": "^0.8.7",
     "eslint": "^8.56.0",
     "prettier": "^3.1.1",
     "typescript": "^5.3.3"
@@ -30,6 +31,7 @@
   "prettier": "@movie-web/prettier-config",
   "dependencies": {
     "@movie-web/providers": "^2.2.0",
+    "hls-parser": "^0.10.8",
     "srt-webvtt": "^2.0.0",
     "tmdb-ts": "^1.6.1"
   }

packages/provider-utils/src/video.ts

@@ -1,3 +1,5 @@
+import { parse } from "hls-parser";
+import { MasterPlaylist } from "hls-parser/types";
 import { default as toWebVTT } from "srt-webvtt";
 
 import type {
@@ -103,3 +105,28 @@ export function findHighestQuality(
   }
   return undefined;
 }
+
+export async function extractTracksFromHLS(
+  playlistUrl: string,
+  headers: Record<string, string>,
+) {
+  try {
+    const response = await fetch(playlistUrl, { headers }).then((res) =>
+      res.text(),
+    );
+    const playlist = parse(response);
+    if (!playlist.isMasterPlaylist) return null;
+    if (!(playlist instanceof MasterPlaylist)) return null;
+
+    const tracks = playlist.variants.map((variant) => {
+      return {
+        video: variant.video,
+        audio: variant.audio,
+        subtitles: variant.subtitles,
+      };
+    });
+    return tracks;
+  } catch (e) {
+    return null;
+  }
+}

pnpm-lock.yaml

@@ -182,6 +182,9 @@ importers:
       '@movie-web/providers':
         specifier: ^2.2.0
         version: 2.2.0
+      hls-parser:
+        specifier: ^0.10.8
+        version: 0.10.8
       srt-webvtt:
         specifier: ^2.0.0
         version: 2.0.0
@@ -198,6 +201,9 @@ importers:
       '@movie-web/tsconfig':
         specifier: workspace:^0.1.0
         version: link:../../tooling/typescript
+      '@types/hls-parser':
+        specifier: ^0.8.7
+        version: 0.8.7
       eslint:
         specifier: ^8.56.0
         version: 8.56.0
@@ -3163,6 +3169,12 @@ packages:
     resolution: {integrity: sha512-qkcUlZmX6c4J8q45taBKTL3p+LbITgyx7qhlPYOdOHZB7B31K0mXbP5YA7i7SgDeEGuI9MnumiKPEMrxg8j3KQ==}
     dev: false
 
+  /@types/hls-parser@0.8.7:
+    resolution: {integrity: sha512-3ry9V6i/uhSbNdvBUENAqt2p5g+xKIbjkr5Qv4EaXe7eIJnaGQntFZalRLQlKoEop381a0LwUr2qNKKlxQC4TQ==}
+    dependencies:
+      '@types/node': 20.11.16
+    dev: true
+
   /@types/inquirer@6.5.0:
     resolution: {integrity: sha512-rjaYQ9b9y/VFGOpqBEXRavc3jh0a+e6evAbI31tMda8VlPaSy0AZJfXsvmIe3wklc7W6C3zCSfleuMXR7NOyXw==}
     dependencies:
@@ -6338,6 +6350,10 @@ packages:
       source-map: 0.7.4
     dev: false
 
+  /hls-parser@0.10.8:
+    resolution: {integrity: sha512-7FSqn7HYqXEW7I3qcgHJbtpNzi2nLKlBblPvHV6Uc6esVZ8JGfN3xUV7739gfaOh+w/O6TFxysLyW3GeLlAJTA==}
+    dev: false
+
   /hmac-drbg@1.0.1:
     resolution: {integrity: sha512-Tti3gMqLdZfhOQY1Mzf/AanLiqh1WTiJgEj26ZuYQ9fbkLomzGchCws4FyrSd4VkpBfiNhaE1On+lOz894jvXg==}
     dependencies: