[server]: Add return_historical_data

server/src/functions/return_historical_data/lambda_function.py

@@ -0,0 +1,51 @@
+import json
+import os
+import boto3
+from boto3.dynamodb.conditions import Key, Attr
+
+os.environ.setdefault('AWS_DEFAULT_REGION', 'us-east-1')
+dynamodb = boto3.resource('dynamodb')
+
+def lambda_handler(event, context):
+    table = dynamodb.Table(os.environ['TABLE_NAME'])
+
+    try:
+        if 'queryStringParameters' in event and event['queryStringParameters'] and 'objectType' in event[
+            'queryStringParameters']:
+
+            objectType = event['queryStringParameters']['objectType']
+            object_types = objectType.split(',')
+
+            items = []
+            response = table.scan(
+                FilterExpression=Attr('objectType').is_in(object_types)
+            )
+            items.extend(response.get('Items', []))
+
+            # Handle pagination
+            while 'LastEvaluatedKey' in response:
+                response = table.scan(
+                    FilterExpression=Attr('objectType').is_in(object_types),
+                    ExclusiveStartKey=response['LastEvaluatedKey']
+                )
+                items.extend(response.get('Items', []))
+        else:
+            # Fallback to scanning the entire table
+            items = []
+            response = table.scan()
+            items.extend(response.get('Items', []))
+
+            while 'LastEvaluatedKey' in response:
+                response = table.scan(ExclusiveStartKey=response['LastEvaluatedKey'])
+                items.extend(response.get('Items', []))
+
+        return {
+            'statusCode': 200,
+            'body': json.dumps(items)
+        }
+
+    except Exception as e:
+        return {
+            'statusCode': 500,
+            'body': json.dumps({'error': str(e)})
+        }

server/src/functions/return_permanent_data/lambda_function.py

@@ -41,7 +41,7 @@ def lambda_handler(event, context):
 
         return {
             'statusCode': 200,
-            'body': json.dumps(items)
+            'body': json.dumps(items, default=str)
         }
 
     except Exception as e: