feat: auto-sync file list + clear processing cache

- Auto-sync file_relations on every query (files appear immediately) - Add POST /api/files/reset-cache endpoint to delete output/result files and reset status to pending for reprocessing - Add "清除处理缓存" button to all 3 file views Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-12 22:18:47 +08:00
parent ec8d0d7db6
commit 13ef605481
5 changed files with 144 additions and 1 deletions
@@ -653,6 +653,71 @@ def sync_file_relations():
        conn.close()


+def reset_file_cache(files: list[dict]) -> dict:
+    """Delete output/result files and reset relation status to pending.
+
+    Each item: {input_image?, output_excel?, result_purchase?}
+    Deletes the corresponding files from disk and resets status.
+    """
+    project_root = Path(__file__).resolve().parent.parent.parent.parent
+    output_dir = project_root / 'data' / 'output'
+    result_dir = project_root / 'data' / 'result'
+
+    deleted_files = 0
+    reset_count = 0
+    errors = []
+
+    conn = sqlite3.connect(_db_path)
+    conn.row_factory = sqlite3.Row
+    try:
+        for item in files:
+            input_image = item.get('input_image')
+            output_excel = item.get('output_excel')
+            result_purchase = item.get('result_purchase')
+
+            # Delete output file from disk
+            if output_excel:
+                out_path = output_dir / output_excel
+                if out_path.exists():
+                    try:
+                        out_path.unlink()
+                        deleted_files += 1
+                    except Exception as e:
+                        errors.append(f"{output_excel}: {e}")
+
+            # Delete result file from disk
+            if result_purchase:
+                res_path = result_dir / result_purchase
+                if res_path.exists():
+                    try:
+                        res_path.unlink()
+                        deleted_files += 1
+                    except Exception as e:
+                        errors.append(f"{result_purchase}: {e}")
+
+            # Reset relation status to pending
+            if input_image:
+                conn.execute(
+                    "UPDATE file_relations SET output_excel = NULL, result_purchase = NULL, "
+                    "status = 'pending', updated_at = ? WHERE input_image = ?",
+                    (datetime.now().isoformat(), input_image),
+                )
+                reset_count += conn.total_changes
+            elif output_excel:
+                conn.execute(
+                    "UPDATE file_relations SET output_excel = NULL, result_purchase = NULL, "
+                    "status = 'pending', updated_at = ? WHERE output_excel = ?",
+                    (datetime.now().isoformat(), output_excel),
+                )
+                reset_count += conn.total_changes
+
+        conn.commit()
+    finally:
+        conn.close()
+
+    return {"deleted_files": deleted_files, "reset_relations": reset_count, "errors": errors}
+
+
 def query_file_relations_stats() -> dict:
    """Get detailed file statistics for Dashboard.