Add requirements.txt with essential dependencies for the project

app/services/feedback_logger.py

@@ -0,0 +1,76 @@
+import json
+import os
+from dataclasses import dataclass
+from datetime import datetime, timedelta
+from typing import List
+
+
+@dataclass
+class FeedbackLog:
+    transaction_id: str
+    original_match: str
+    correction: str
+    reason: str
+    timestamp: datetime
+    user_id: str
+
+
+class FeedbackLogger:
+    def __init__(self, log_file: str = "feedback_logs.json"):
+        self.log_file = log_file
+        self.logs: List[FeedbackLog] = self._load_logs()
+
+    def _load_logs(self) -> List[FeedbackLog]:
+        if not os.path.exists(self.log_file):
+            return []
+
+        try:
+            with open(self.log_file, "r") as f:
+                data = json.load(f)
+                return [FeedbackLog(**log) for log in data]
+        except Exception:
+            return []
+
+    def _save_logs(self):
+        with open(self.log_file, "w") as f:
+            json.dump(
+                [
+                    {
+                        "transaction_id": log.transaction_id,
+                        "original_match": log.original_match,
+                        "correction": log.correction,
+                        "reason": log.reason,
+                        "timestamp": log.timestamp.isoformat(),
+                        "user_id": log.user_id,
+                    }
+                    for log in self.logs
+                ],
+                f,
+                indent=2,
+            )
+
+    def log_override(
+        self,
+        transaction_id: str,
+        original_match: str,
+        correction: str,
+        reason: str,
+        user_id: str,
+    ):
+        log = FeedbackLog(
+            transaction_id=transaction_id,
+            original_match=original_match,
+            correction=correction,
+            reason=reason,
+            timestamp=datetime.now(),
+            user_id=user_id,
+        )
+        self.logs.append(log)
+        self._save_logs()
+
+    def get_logs_by_transaction(self, transaction_id: str) -> List[FeedbackLog]:
+        return [log for log in self.logs if log.transaction_id == transaction_id]
+
+    def get_recent_logs(self, days: int = 30) -> List[FeedbackLog]:
+        cutoff = datetime.now() - timedelta(days=days)
+        return [log for log in self.logs if log.timestamp > cutoff]