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import { BaseRequest, ITraceable, ServerTrace } from '@emprespresso/pengueno';
const greetings = ['hewwo :D', 'hiya cutie', 'boop!', 'sending virtual hugs!', 'stay pawsitive'];
const penguenoGreeting = () => greetings[Math.floor(Math.random() * greetings.length)];
export class PenguenoRequest {
private constructor(
public readonly req: BaseRequest,
private readonly id: string,
private readonly at: Date,
) {}
public elapsedTimeMs(after = () => Date.now()): number {
return after() - this.at.getTime();
}
public getResponseHeaders(): Record<string, string> {
const RequestId = this.id;
const RequestReceivedUnix = this.at.getTime();
const RequestHandleUnix = Date.now();
const DeltaUnix = this.elapsedTimeMs(() => RequestHandleUnix);
const Hai = penguenoGreeting();
return Object.entries({
RequestId,
RequestReceivedUnix,
RequestHandleUnix,
DeltaUnix,
Hai,
}).reduce((acc, [key, val]) => ({ ...acc, [key]: val!.toString() }), {});
}
public static from(request: ITraceable<BaseRequest, ServerTrace>): ITraceable<PenguenoRequest, ServerTrace> {
const id = crypto.randomUUID();
return request.bimap((tRequest) => {
const request = tRequest.get();
const url = new URL(request.url);
const { pathname } = url;
const trace = `RequestId = ${id}, Method = ${request.method}, Path = ${pathname}`;
return { item: new PenguenoRequest(request, id, new Date()), trace };
});
}
}
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