fix: restore gateways to active set after long inactivity

schema.graphql

@@ -54,7 +54,7 @@ type Protocol @entity {
   pendingDeactivation: [Transcoder!]!
   "Total number of delegators on the network"
   delegatorsCount: BigInt!
-  "Broadcasters active within the current 90 day fee window"
+  "Broadcasters that paid tickets within the current 90 day fee window"
   activeBroadcasters: [String!]!
 }
 

src/mappings/ticketBroker.ts

@@ -110,6 +110,13 @@ export function winningTicketRedeemed(event: WinningTicketRedeemed): void {
   protocol.totalVolumeETH = protocol.totalVolumeETH.plus(faceValue);
   protocol.totalVolumeUSD = protocol.totalVolumeUSD.plus(faceValueUSD);
 
+  // Track active broadcasters based on ticket activity.
+  let activeBroadcasters = protocol.activeBroadcasters;
+  if (!activeBroadcasters.includes(broadcaster.id)) {
+    activeBroadcasters.push(broadcaster.id);
+    protocol.activeBroadcasters = activeBroadcasters;
+  }
+
   protocol.winningTicketCount = protocol.winningTicketCount + 1;
   protocol.save();
 

utils/helpers.ts

@@ -194,14 +194,6 @@ export function createOrLoadBroadcaster(id: string): Broadcaster {
     broadcaster.save();
   } 
 
-  let protocol = createOrLoadProtocol();
-  let activeBroadcasters = protocol.activeBroadcasters;
-  if (!activeBroadcasters.includes(id)) {
-    activeBroadcasters.push(id);
-    protocol.activeBroadcasters = activeBroadcasters;
-    protocol.save();
-  }
-
   return broadcaster;
 }