Introduced stop signals and dependency gating for operations. Added mechanism to RMASS message sending protocol (Confirmed Working)

plugins/rmass/actions/synapsegetlastmessage.py

@@ -1,7 +1,14 @@
 name = "Get Last Synapse Message"
 
+alias = "synapsegetlastmessage"
+
 kind = "action"
 
+depends = [
+    "synapsegetroomalias",
+    "rmassmessagepush",
+]
+
 showstatus = True
 
 isrequest = True
@@ -11,7 +18,7 @@ method = "GET"
 resolve = {
     "get": {
         #"sender": ["room_name"],
-        #"event_id": ["outmessageitem", "event_id"],
+        "event_id": ["outmessageitem", "event_id"],
         #"message_body": ["outmessageitem", "content", "body"],
         "room_id": ["outmessageitem", "room_id"],
         #"timestamp": ["outmessageitem", "origin_server_ts"],
@@ -53,4 +60,10 @@ filters = [
         "filtervalue": "error",
         "print": f"Failed to send message to RMASS. Bypassing save during {name}...",
     },
+    {
+        "filterkey": "event_id",
+        "operator": "==",
+        "filtervalue": {"outputs": "db_event_id"},
+        "print": f"Message already delivered. Bypassing {name}",
+    },
 ]