feat: add YouTube segments CLI using yt-dlp

src/cli/index.ts

@@ -0,0 +1,40 @@
+#!/usr/bin/env bun
+
+import { downloadVideoSegments } from "./downloader.js";
+import { parseArgs } from "./args.js";
+
+async function main() {
+  const args = parseArgs();
+  
+  if (!args.url) {
+    console.error("Error: YouTube URL is required");
+    console.log("Usage: yt-segments <url> [options]");
+    console.log("Options:");
+    console.log("  -o, --output <dir>    Output directory (default: ./downloads)");
+    console.log("  -f, --format <fmt>    Video format (default: best)");
+    console.log("  --no-chapters         Skip chapter extraction");
+    console.log("  -h, --help            Show help");
+    process.exit(1);
+  }
+
+  console.log(`Downloading segments from: ${args.url}`);
+  console.log(`Output directory: ${args.output}`);
+  console.log(`Format: ${args.format}`);
+  console.log(`Extract chapters: ${!args.noChapters}`);
+  console.log("");
+
+  try {
+    await downloadVideoSegments({
+      url: args.url,
+      outputDir: args.output,
+      format: args.format,
+      extractChapters: !args.noChapters,
+    });
+    console.log("\nDownload complete!");
+  } catch (error) {
+    console.error("Error:", error instanceof Error ? error.message : error);
+    process.exit(1);
+  }
+}
+
+main();