// Recruiter-safe sample from Synapse, an independently owned project.
// This is the real test logic for public demo data.

import { describe, expect, it } from "vitest";
import {
  demoLibrary,
  demoReviewQueue,
  findDemoMediaItem,
  getDemoReviewStats,
  searchDemoLibrary,
} from "./demo-library";

describe("demo library data", () => {
  it("leads with the NASA learning library and linked topic evidence", () => {
    const mediaItem = findDemoMediaItem("nasa-webb-overview-demo");

    expect(mediaItem?.title).toContain("James Webb");
    expect(mediaItem?.sourceMetadata?.transcriptProvenance).toBe(
      "official_caption",
    );
    expect(
      mediaItem?.learningLinks.some(
        (link) =>
          link.label === "James Webb Space Telescope" &&
          link.sourceProvider === "wikipedia",
      ),
    ).toBe(true);
  });

  it("exposes a completed sample media item with transcript and citation evidence", () => {
    const mediaItem = findDemoMediaItem("mit-algorithms-demo");

    expect(mediaItem?.title).toContain("MIT Demo Lecture");
    expect(mediaItem?.transcriptChunks.length).toBeGreaterThanOrEqual(4);
    expect(mediaItem?.citations.some((citation) => citation.reviewRequired)).toBe(
      true,
    );
  });

  it("searches transcript text and citation metadata", () => {
    const results = searchDemoLibrary("infrared astronomy");

    expect(results).toEqual(
      expect.arrayContaining([
        expect.objectContaining({
          mediaId: "nasa-webb-overview-demo",
          matchedText: expect.stringContaining("infrared"),
          linkLabel: "Infrared astronomy",
        }),
      ]),
    );
  });

  it("keeps reviewer queue counts aligned with citation review status", () => {
    const stats = getDemoReviewStats(demoReviewQueue);
    const reviewableDemoEvidence = demoLibrary.mediaItems.reduce(
      (total, mediaItem) =>
        total +
        mediaItem.citations.filter((citation) => citation.reviewRequired).length +
        mediaItem.learningLinks.filter(
          (link) => link.reviewStatus === "needs_review",
        ).length,
      0,
    );

    expect(stats.total).toBe(demoReviewQueue.length);
    expect(stats.needsReview).toBeGreaterThan(0);
    expect(stats.accepted).toBeGreaterThan(0);
    expect(reviewableDemoEvidence).toBeGreaterThan(0);
  });
});