[add]: eco endpoints and dummy responses

app/eco/services/base_service.py

@@ -0,0 +1,32 @@
+from app.eco.enums import TransactionType
+from flask import jsonify
+from marshmallow import ValidationError
+import logging
+
+logger = logging.getLogger(__name__)
+
+class BaseService:
+    TRANSACTION_TYPE = None
+
+    @classmethod
+    def validate_data(cls, data, schema):
+        """
+        Validate input data based on the provided schema.
+        """
+        logger.info(f"Processing {cls.TRANSACTION_TYPE} request")
+        return schema.load(data)
+
+    # @classmethod
+    # def log_session(cls, validated_data):
+    #     """
+    #     Create a new session.
+    #     """
+    #     channel = "USSD" if validated_data.get("channel") is None else validated_data.get("channel")
+
+    #     return Session.create_session(
+    #         session_id = validated_data.get("transactionId"),
+    #         customer_id =  validated_data.get('customerId', None),
+    #         account_id = validated_data.get("accountId", None),  
+    #         type = cls.TRANSACTION_TYPE,
+    #         channel = channel,
+    #     )