feat: Add video title and enhanced metadata to transcripts and summaries

summarize_yt/cli.py

@@ -74,8 +74,8 @@ def ensure_yts_dirs() -> tuple[Path, Path]:
     return transcript_dir, summary_dir
 
 
-def download_subtitles(url: str, quiet: bool = False) -> tuple[bool, Path | None, int]:
-    """Download subtitles from YouTube using yt-dlp and return success, path, and duration in minutes."""
+def download_subtitles(url: str, quiet: bool = False) -> tuple[bool, Path | None, int, str]:
+    """Download subtitles from YouTube using yt-dlp and return success, path, duration in minutes, and title."""
     try:
         ydl_opts = {
             "skip_download": True,
@@ -85,12 +85,13 @@ def download_subtitles(url: str, quiet: bool = False) -> tuple[bool, Path | None
             "no_warnings": quiet,
         }
 
-        # First get video duration
+        # First get video info
         info_opts = dict(ydl_opts)
         info_opts["extract_flat"] = True
         with YoutubeDL(info_opts) as ydl:
             info = ydl.extract_info(url, download=False)
             duration_mins = int(info.get("duration", 0) / 60)  # type: ignore
+            title = info.get("title", "Unknown Title")  # type: ignore
 
         if not quiet:
             print(f"Debug: Downloading subtitles for {url}")
@@ -109,7 +110,7 @@ def download_subtitles(url: str, quiet: bool = False) -> tuple[bool, Path | None
             print("No VTT file found after download", file=sys.stderr)
             return False, None, 0
 
-        return True, vtt_files[0], duration_mins
+        return True, vtt_files[0], duration_mins, title
 
     except Exception as e:
         print(f"Error during subtitle download: {str(e)}", file=sys.stderr)
@@ -169,15 +170,17 @@ def process_file(input_path: Path, output_path: Path | None = None, quiet: bool
         return ""
 
 
-def save_transcript(text: str, url: str) -> Path:
+def save_transcript(text: str, url: str, title: str) -> Path:
     """Save transcript with metadata to ~/.yts/transcripts/."""
     transcript_dir, _ = ensure_yts_dirs()
     filename = sanitize_filename(url) + ".txt"
     filepath = transcript_dir / filename
 
-    metadata = f"""URL: {url}
+    metadata = f"""Title: {title}
+URL: {url}
 Script Version: {__version__}
 Timestamp: {datetime.now().isoformat()}
+Type: Transcript
 ---
 """
 
@@ -240,7 +243,7 @@ def main():
     # Download subtitles
     if not args.quiet:
         print("Downloading subtitles...")
-    success, vtt_path, duration_mins = download_subtitles(args.url, args.quiet)
+    success, vtt_path, duration_mins, video_title = download_subtitles(args.url, args.quiet)
     if not success:
         cleanup_files(None)
         sys.exit(1)
@@ -250,7 +253,7 @@ def main():
     cleaned_text = process_file(vtt_path, None, args.quiet)  # type: ignore
 
     # Save transcript
-    transcript_path = save_transcript(cleaned_text, args.url)
+    transcript_path = save_transcript(cleaned_text, args.url, video_title)
     print(f"\nTranscript saved to: {transcript_path}")
 
     # Estimate and display cost
@@ -274,8 +277,16 @@ def main():
     summary_filename = sanitize_filename(args.url) + "_summary.txt"
     summary_path = summary_dir / summary_filename
 
+    summary_metadata = f"""Title: {video_title}
+URL: {args.url}
+Script Version: {__version__}
+Timestamp: {datetime.now().isoformat()}
+Type: Summary
+---
+
+"""
     with open(summary_path, "w", encoding="utf-8") as f:
-        f.write(output)
+        f.write(summary_metadata + output)
     print("\n=== Summary ===\n")
     print(summary)
     print()