61 lines
1.4 KiB
TypeScript
61 lines
1.4 KiB
TypeScript
import type { TrackRequestParams } from "./types";
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type AnalyticsBody = Record<string, unknown> & {
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type: "event" | "request";
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timestamp: number;
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};
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export class AnalyticsSDK {
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constructor(private readonly apiURL: string) {}
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trackRequest(request: Request, { clientAddress, locale, responseStatus }: TrackRequestParams) {
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const userAgent = request.headers.get("User-Agent");
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const acceptLanguage = request.headers.get("Accept-Language");
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const { method, url: stringUrl, referrer } = request;
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const url = new URL(stringUrl);
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this.track({
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type: "request",
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timestamp: Date.now(),
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payload: {
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user: {
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address: clientAddress,
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attributes: {
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locale,
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},
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},
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request: {
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method,
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pathname: url.pathname,
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referrer,
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...(acceptLanguage ? { acceptLanguage } : {}),
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...(userAgent ? { userAgent } : {}),
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},
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response: {
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status: responseStatus,
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},
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},
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});
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}
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trackEvent(eventName: string) {
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this.track({
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type: "event",
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timestamp: Date.now(),
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eventName,
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});
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}
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private async track(body: AnalyticsBody) {
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try {
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await fetch(this.apiURL, {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify(body),
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});
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} catch (e) {
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console.warn("Couldn't send analytics", e);
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}
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}
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}
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