major claude changes

app/schemas/utils.py

@@ -0,0 +1,56 @@
+from flask import jsonify, request
+from functools import wraps
+from marshmallow import ValidationError
+
+
+def validate_request(schema_class):
+    """
+    Decorator to validate incoming JSON request data against a marshmallow schema.
+
+    Usage:
+        @customer.route("/create", methods=["POST"])
+        @validate_request(CreateCustomerSchema)
+        def create_customer():
+            data = request.validated_data  # Access validated data
+            ...
+    """
+    def decorator(f):
+        @wraps(f)
+        def decorated_function(*args, **kwargs):
+            # Check if request has JSON data
+            if not request.is_json:
+                return jsonify({"error": "Request must be JSON"}), 400
+
+            json_data = request.get_json()
+            if json_data is None:
+                return jsonify({"error": "Invalid JSON data"}), 400
+
+            # Validate the data
+            schema = schema_class()
+            try:
+                validated_data = schema.load(json_data)
+                # Attach validated data to request object for easy access
+                request.validated_data = validated_data
+            except ValidationError as err:
+                return jsonify({"error": "Validation failed", "details": err.messages}), 400
+
+            return f(*args, **kwargs)
+        return decorated_function
+    return decorator
+
+
+def validate_json(schema_class, data):
+    """
+    Validate data against a schema and return (validated_data, errors).
+
+    Usage:
+        data, errors = validate_json(CreateCustomerSchema, request.get_json())
+        if errors:
+            return jsonify({"error": "Validation failed", "details": errors}), 400
+    """
+    schema = schema_class()
+    try:
+        validated_data = schema.load(data or {})
+        return validated_data, None
+    except ValidationError as err:
+        return None, err.messages