store neighbour info directly in the nodes table

prisma/migrations/20240323095120_add_neighbour_info_columns_to_nodes_table/migration.sql

@@ -0,0 +1,3 @@
+-- AlterTable
+ALTER TABLE `nodes` ADD COLUMN `neighbour_broadcast_interval_secs` INTEGER NULL,
+    ADD COLUMN `neighbours` JSON NULL;

prisma/schema.prisma

@@ -31,6 +31,9 @@ model Node {
   channel_utilization Decimal?
   air_util_tx         Decimal?
 
+  neighbour_broadcast_interval_secs Int?
+  neighbours                        Json?
+
   created_at DateTime @default(now())
   updated_at DateTime @default(now()) @updatedAt
 

src/mqtt.js

@@ -273,6 +273,7 @@ client.on("message", async (topic, message) => {
                 });
             }
 
+            // create neighbour info
             try {
                 await prisma.neighbourInfo.create({
                     data: {
@@ -290,6 +291,26 @@ client.on("message", async (topic, message) => {
                 console.error(e);
             }
 
+            // update node neighbour info in db
+            try {
+                await prisma.node.updateMany({
+                    where: {
+                        node_id: envelope.packet.from,
+                    },
+                    data: {
+                        neighbour_broadcast_interval_secs: neighbourInfo.nodeBroadcastIntervalSecs,
+                        neighbours: neighbourInfo.neighbors.map((neighbour) => {
+                            return {
+                                node_id: neighbour.nodeId,
+                                snr: neighbour.snr,
+                            };
+                        }),
+                    },
+                });
+            } catch (e) {
+                console.error(e);
+            }
+
         }
 
         else if(portnum === 67) {