The big refactor TM

1 files changed, 57 insertions, 0 deletions

diff --git a/u/server/request.ts b/u/server/request.ts
new file mode 100644
index 0000000..7aa9917
--- /dev/null
+++ b/u/server/request.ts
@@ -0,0 +1,57 @@
+import { LogMetricTraceable } from "@emprespresso/pengueno";
+
+const greetings = [
+  "hewwo :D",
+  "hiya cutie (✿◠‿◠)",
+  "boop! ૮・ᴥ・ა",
+  "sending virtual hugs! (づ｡◕‿‿◕｡)づ",
+  "stay pawsitive ₍^..^₎⟆",
+  "⋆｡‧˚❆🐧❆˚‧｡⋆",
+];
+const penguenoGreeting = () =>
+  greetings[Math.floor(Math.random() * greetings.length)];
+
+export class PenguenoRequest extends Request {
+  private constructor(
+    _input: URL,
+    _requestInit: RequestInit,
+    public readonly id: string,
+    public readonly at: Date,
+  ) {
+    super(_input, _requestInit);
+  }
+
+  public baseResponseHeaders(): Record<string, string> {
+    const ServerRequestTime = this.at.getTime();
+    const ServerResponseTime = Date.now();
+    const DeltaTime = ServerResponseTime - ServerRequestTime;
+    const RequestId = this.id;
+
+    return Object.entries({
+      RequestId,
+      ServerRequestTime,
+      ServerResponseTime,
+      DeltaTime,
+      Hai: penguenoGreeting(),
+    }).reduce((acc, [key, val]) => ({ ...acc, [key]: (val.toString()) }), {});
+  }
+
+  public static from(
+    request: Request,
+  ): LogMetricTraceable<PenguenoRequest> {
+    const id = crypto.randomUUID();
+    const url = new URL(request.url);
+    const { pathname } = url;
+    const traceSupplier = () => `[${id} <- ${request.method}'d @ ${pathname}]`;
+    return LogMetricTraceable
+      .from(
+        new PenguenoRequest(
+          url,
+          { ...request },
+          id,
+          new Date(),
+        ),
+      )
+      .bimap((_request) => [_request.get(), traceSupplier]);
+  }
+}