add get_items

http-api/routes/orders/__init__.py

@@ -1,12 +1,23 @@
 import json
 
 from aws_lambda_powertools.event_handler.api_gateway import Router
+from aws_lambda_powertools.event_handler.exceptions import (
+    BadRequestError,
+)
 from elasticsearch import Elasticsearch
+from layercake.dynamodb import (
+    DynamoDBCollection,
+    DynamoDBPersistenceLayer,
+    KeyPair,
+)
 
 import elastic
+from boto3clients import dynamodb_client
 from settings import ELASTIC_CONN, ORDER_TABLE
 
 router = Router()
+order_layer = DynamoDBPersistenceLayer(ORDER_TABLE, dynamodb_client)
+order_collect = DynamoDBCollection(order_layer, exception_cls=BadRequestError)
 elastic_client = Elasticsearch(**ELASTIC_CONN)
 
 
@@ -22,3 +33,13 @@ def get_orders():
         query=json.loads(query),
         elastic_client=elastic_client,
     )
+
+
+@router.get(
+    '/<id>',
+    compress=True,
+    tags=['Order'],
+    summary='Get order',
+)
+def get_order(id: str):
+    return order_collect.get_item(KeyPair(id, '0'))