Use single date for packages

Author: hansott

library/agent/Agent.ts

@@ -39,7 +39,7 @@ export class Agent {
   private preventedPrototypePollution = false;
   private incompatiblePackages: Record<string, string> = {};
   private wrappedPackages: Record<string, WrappedPackage> = {};
-  private packages = new Packages(1000);
+  private packages = new Packages();
   private timeoutInMS = 30 * 1000;
   private hostnames = new Hostnames(200);
   private users = new Users(1000);

library/agent/Packages.ts

@@ -0,0 +1,34 @@
+type PackageInfo = {
+  name: string;
+  version: string;
+  requiredAt: number;
+};
+
+export class Packages {
+  private packages: Map<string, PackageInfo[]> = new Map();
+
+  addPackage(pkg: { name: string; version: string }) {
+    const versions = this.packages.get(pkg.name) || [];
+    const existingVersion = versions.find((v) => v.version === pkg.version);
+
+    if (existingVersion) {
+      return;
+    }
+
+    versions.push({
+      name: pkg.name,
+      version: pkg.version,
+      requiredAt: Date.now(),
+    });
+
+    this.packages.set(pkg.name, versions);
+  }
+
+  asArray() {
+    return Array.from(this.packages.values()).flat();
+  }
+
+  clear() {
+    this.packages.clear();
+  }
+}

library/agent/api/Event.ts

@@ -100,8 +100,7 @@ type Heartbeat = {
   packages: {
     name: string;
     version: string;
-    firstRequiredAt: number;
-    lastRequiredAt: number;
+    requiredAt: number;
   }[];
   hostnames: { hostname: string; port: number | undefined; hits: number }[];
   routes: {

library/agent/api/ReportingAPIRateLimitedClientSide.test.ts

@@ -182,6 +182,7 @@ function generateHeartbeatEvent(): Event {
     hostnames: [],
     routes: [],
     users: [],
+    packages: [],
   };
 }