Merge pull request #10 from andreped:shared-memory

Implement singleton for shared memory between sessions

app.py

@@ -1,12 +1,9 @@
 import streamlit as st
 
-from postly.clients.postly_client import PostlyClient
+from postly.clients.singleton_client import SingletonPostlyClient
 
-# Initialize the PostlyClient in Streamlit's session state
-if "client" not in st.session_state:
-    st.session_state.client = PostlyClient()
-
-client = st.session_state.client
+# Initialize the PostlyClient singleton
+client = SingletonPostlyClient.get_instance()
 
 # Initialize user session state
 if "logged_in" not in st.session_state:

postly/clients/singleton_client.py

@@ -0,0 +1,11 @@
+from .postly_client import PostlyClient
+
+
+class SingletonPostlyClient:
+    _instance = None
+
+    @staticmethod
+    def get_instance():
+        if SingletonPostlyClient._instance is None:
+            SingletonPostlyClient._instance = PostlyClient()
+        return SingletonPostlyClient._instance