Journaling improvements

backend/app/crud/crud_journal.py

@@ -1,7 +1,8 @@
 from typing import List, Optional
 from sqlalchemy.orm import Session
+from sqlalchemy import and_, or_, func, desc
 from app.models.journal import JournalEntry, EntityType
-from datetime import datetime
+from datetime import datetime, date
 
 
 class CRUDJournal:
@@ -58,6 +59,41 @@ class CRUDJournal:
             JournalEntry.user == user
         ).order_by(JournalEntry.entry_dt.desc()).limit(limit).all()
     
+    def search_entries(
+        self,
+        db: Session,
+        date_from: Optional[date] = None,
+        date_to: Optional[date] = None,
+        entity_type: Optional[str] = None,
+        entity_id: Optional[int] = None,
+        user: Optional[str] = None,
+        limit: int = 500
+    ) -> List[JournalEntry]:
+        """Search journal entries with optional filters."""
+        query = db.query(JournalEntry)
+        
+        # Apply date filters
+        if date_from:
+            query = query.filter(func.date(JournalEntry.entry_dt) >= date_from)
+        
+        if date_to:
+            query = query.filter(func.date(JournalEntry.entry_dt) <= date_to)
+        
+        # Apply entity type filter
+        if entity_type:
+            query = query.filter(JournalEntry.entity_type == entity_type.upper())
+        
+        # Apply entity ID filter
+        if entity_id:
+            query = query.filter(JournalEntry.entity_id == entity_id)
+        
+        # Apply user filter
+        if user:
+            query = query.filter(JournalEntry.user == user)
+        
+        # Order by date descending (newest first) and apply limit
+        return query.order_by(JournalEntry.entry_dt.desc()).limit(limit).all()
+    
     # Convenience methods for backward compatibility with PPR journal
     def log_ppr_change(
         self,