Keep track of the names a node has been using

prisma/migrations/20250426153224_add_node_name_history/migration.sql

@@ -0,0 +1,16 @@
+-- CreateTable
+CREATE TABLE `name_history` (
+    `id` BIGINT NOT NULL AUTO_INCREMENT,
+    `node_id` BIGINT NOT NULL,
+    `long_name` VARCHAR(191) NOT NULL,
+    `short_name` VARCHAR(191) NOT NULL,
+    `created_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+    `updated_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+
+    INDEX `name_history_node_id_idx`(`node_id`),
+    INDEX `name_history_long_name_idx`(`long_name`),
+    INDEX `name_history_created_at_idx`(`created_at`),
+    INDEX `name_history_updated_at_idx`(`updated_at`),
+    UNIQUE INDEX `name_history_node_id_long_name_short_name_key`(`node_id`, `long_name`, `short_name`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

prisma/schema.prisma

@@ -302,6 +302,26 @@ model Waypoint {
   @@map("waypoints")
 }
 
+model NameHistory {
+  id             BigInt   @id @default(autoincrement())
+  node_id        BigInt   
+  long_name      String
+  short_name     String
+
+  created_at DateTime @default(now())
+  updated_at DateTime @default(now()) @updatedAt
+
+  @@index(node_id)
+  @@index(long_name)
+
+  @@index(created_at)
+  @@index(updated_at)
+  @@map("name_history")
+
+  // We only want to keep track of unique name and node_id combinations
+  @@unique([node_id, long_name, short_name])
+}
+
 model BatteryStats {
   id                BigInt    @id @default(autoincrement())
   recorded_at       DateTime? @default(now())

src/mqtt.js

@@ -222,6 +222,7 @@ const collectNeighbourInfo = options["collect-neighbour-info"] ?? false;
 const collectMapReports = options["collect-map-reports"] ?? false;
 const decryptionKeys = options["decryption-keys"] ?? [
     "1PG7OiApB1nwvP+rz05pAQ==", // add default "AQ==" decryption key
+    "PjG/mVAqnannyvqmuYAwd0LZa1AV+wkcUQlacmexEXY=", // Årsta mesh? länkad av [x/0!] divideByZero i meshen
 ];
 const dropPacketsNotOkToMqtt = options["drop-packets-not-ok-to-mqtt"] ?? false;
 const dropPortnumsWithoutBitfield = options["drop-portnums-without-bitfield"] ?? null;
@@ -960,6 +961,28 @@ client.on("message", async (topic, message) => {
                 console.error(e);
             }
 
+            // Keep track of the names a node has been using.
+            try {
+                await prisma.NameHistory.upsert({
+                    where: {
+                      node_id_long_name_short_name: {
+                        node_id: envelope.packet.from,
+                        long_name: user.longName,
+                        short_name: user.shortName,
+                      }
+                    },
+                    create: {
+                      node_id: envelope.packet.from,
+                      long_name: user.longName,
+                      short_name: user.shortName,
+                    },
+                    update: { 
+                        updated_at: new Date(),
+                    } 
+                  });                  
+            } catch (e) {
+                console.error(e);
+            }
         }
 
         else if(portnum === 8) {