Adding fix to recover narration.json

gnommo/parser.py

@@ -625,12 +625,35 @@ def parse_narration(
     default_filters = config.default_filters if config else {}
 
     narration = {}
+    _narr_video_exts = {".mov", ".mp4", ".webm", ".avi", ".mkv", ".m4v"}
     for segment_id, segment_data in data.items():
-        if "source_file" not in segment_data:
+        if not segment_data.get("source_file"):
+            # source_file can drift out of an entry (case/sync churn between
+            # machines). Recover the way import/prune/trim do: find the raw
+            # recording whose stem matches the segment id, case-insensitively.
+            recovered = None
+            for sub in ("raw_mov", "processed"):
+                sub_dir = narration_dir / sub
+                if not sub_dir.is_dir():
+                    continue
+                for f in sorted(sub_dir.iterdir()):
+                    if (
+                        f.is_file()
+                        and f.suffix.lower() in _narr_video_exts
+                        and f.stem.lower() == segment_id.lower()
+                    ):
+                        recovered = f"{sub}/{f.name}"
+                        break
+                if recovered:
+                    break
+            if recovered is None:
                 raise ParseError(
-                f"Narration segment '{segment_id}' missing required field 'source_file'",
+                    f"Narration segment '{segment_id}' missing required field 'source_file' "
+                    f"and no matching recording was found in raw_mov/ or processed/. "
+                    f"Add a 'source_file' or run 'import' to repair narration.json.",
                     narration_path,
                 )
+            segment_data = {**segment_data, "source_file": recovered}
 
         # Resolve filter - can be a list or a string reference to default_filters
         filter_value = segment_data.get("filter", [])