fase 4 afgerond

2026-03-07 14:21:29 +01:00
parent aa2d0c9bac
commit 2b1a7cccfb
3 changed files with 206 additions and 0 deletions
@@ -316,3 +316,34 @@ class SessionService:
                    (position, session_id, item["selection_id"]),
                )
        return self.list_selected_files(session_id)
+
+    def build_mapping_preview(self, session_id: str) -> dict:
+        episodes = self.list_selected_episodes(session_id)
+        files = self.list_selected_files(session_id)
+
+        if len(episodes) != len(files):
+            raise ValueError(
+                "Selected episodes and selected files count mismatch: "
+                f"{len(episodes)} episodes vs {len(files)} files"
+            )
+
+        mappings = []
+        for index, (episode_item, file_item) in enumerate(zip(episodes, files)):
+            mappings.append(
+                {
+                    "index": index,
+                    "episode_selection_id": episode_item["selection_id"],
+                    "file_selection_id": file_item["selection_id"],
+                    "episode": episode_item["episode"],
+                    "file": file_item["file"],
+                }
+            )
+
+        return {
+            "session_id": session_id,
+            "counts": {
+                "episodes": len(episodes),
+                "files": len(files),
+            },
+            "mappings": mappings,
+        }