langfuse

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/* eslint-disable @typescript-eslint/no-unsafe-member-access */
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/* eslint-disable @typescript-eslint/no-unsafe-call */
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import { type Router } from "next/router";
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import type { UrlObject } from "url";
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import { type LocationMock } from "@jedmao/location";
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type PartialRouter = Partial<Router>;
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export const BASE_URL = "https://langfuse.com";
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/**
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 * A Router to be used for testing which provides the bare minimum needed
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 * for the useQueryParam(s) hook and NextAdapter to work.
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 */
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export class TestRouter implements PartialRouter {
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  isReady = true;
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  pathname = "/";
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  private currentUrl = "";
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  private history: string[] = [];
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  constructor(private locationMock: LocationMock) {}
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  replace = (url: string | UrlObject) => {
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    // eslint-disable-next-line @typescript-eslint/no-base-to-string, @typescript-eslint/restrict-template-expressions
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    this.locationMock.assign(`${BASE_URL}${url}`);
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    this.currentUrl = TestRouter.getURLString(url);
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    this.locationMock.assign(`${BASE_URL}${this.currentUrl}`);
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    return Promise.resolve(true);
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  };
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  push = (url: string | UrlObject) => {
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    this.history.push(this.currentUrl);
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    this.currentUrl = TestRouter.getURLString(url);
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    this.locationMock.assign(`${BASE_URL}${this.currentUrl}`);
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    return Promise.resolve(true);
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  };
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  setIsReady = (isReady: boolean) => {
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    this.isReady = isReady;
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  };
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  get asPath() {
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    return this.pathname;
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  }
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  static getURLString(url: string | UrlObject): string {
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    if (typeof url === "string") {
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      return url;
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    }
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    return `${url.pathname}${url.search}`;
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  }
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  getParams(): URLSearchParams {
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    return new URL(`${BASE_URL}${this.currentUrl}`).searchParams;
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  }
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}
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