first cleanup iter

app/routes/evaluations.py

@@ -29,6 +29,40 @@ from app.validators import EvaluationSchema
 evaluations_bp = Blueprint('evaluations', __name__, url_prefix='/evaluations')
 
 
+def validate_score(value):
+    """Convert a raw form value to an int 1..10, or None if blank/invalid.
+
+    Args:
+        value: Raw value from request.form — a string, or None for a missing field.
+
+    Returns:
+        int | None: Score 1-10, or None.
+    """
+    if value is None or (isinstance(value, str) and value.strip() == ''):
+        return None
+    try:
+        score = int(value)
+    except (ValueError, TypeError):
+        return None
+    if score < 1 or score > 10:
+        return None
+    return score
+
+
+def _apply_evaluation(evaluation, scores, comments, position):
+    """Write scores, comments and recommended position onto an Evaluation row.
+
+    Args:
+        evaluation: The Evaluation instance (new or existing).
+        scores: Dict mapping criterion name to int or None.
+        comments: Free-text comment string, or None.
+        position: Recommended position string, or None.
+    """
+    evaluation.apply_scores(scores)
+    evaluation.comments = comments
+    evaluation.position_recommendation = position
+
+
 def _users_by_id(user_ids):
     """Load a set of users once for aggregate/list views."""
     wanted = {user_id for user_id in user_ids if user_id}