import { describe, it, expect, beforeAll, afterAll } from "vitest";
import getResolvedSrc from "../api/utils/getResolvedSrc.js";
import { setup, teardown } from "./commons.js";
import path from "node:path";
import fs from "node:fs";
import sharp from "sharp";

describe("getResolvedSrc", () => {
  beforeAll(setup);
  afterAll(teardown);

  it("should return the default image for a non-existent URL", async () => {
    const src = "https://example.com/non-existent-image.jpg";
    const result = await getResolvedSrc(src);
    expect(result.src.replace(/\\/g, "/")).toContain(
      "/public/images/default.png"
    );
  });

  it("should download and cache a remote image", async () => {
    const src = "https://picsum.photos/200/300";
    const result = await getResolvedSrc(src);

    const expectedCachePath = path.join(process.cwd(), result.src);

    expect(fs.existsSync(expectedCachePath)).toBe(true);
    expect(result.base).toBe("300"); // picsum photo name seems to be the height
  }, 15000); // Increase timeout for remote image download

  it("should download an image and verify its dimensions", async () => {
    const src =
      "https://fastly.picsum.photos/id/343/200/300.jpg?hmac=_7ttvLezG-XONDvp0ILwQCv50ivQa_oewm7m6xV2uZA";
    const result = await getResolvedSrc(src);

    const imagePath = path.join(process.cwd(), result.src);
    expect(fs.existsSync(imagePath)).toBe(true);

    const metadata = await sharp(imagePath).metadata();
    expect(metadata.width).toBe(200);
  }, 15000);

  it("should download another image and verify its height", async () => {
    const src =
      "https://assets.files.polymech.info//products/sheetpress/cassandra-edczmax-rc2/media/gallery/latest_controller.jpg";
    const result = await getResolvedSrc(src);

    const imagePath = path.join(process.cwd(), result.src);
    expect(fs.existsSync(imagePath)).toBe(true);

    const metadata = await sharp(imagePath).metadata();
    expect(metadata.height).toBe(1980);
  }, 15000);

  it("should handle URLs with no file extension", async () => {
    const src =
      "https://images.unsplash.com/photo-1555066931-4365d14bab8c?w=800&h=400&fit=crop";
    const result = await getResolvedSrc(src);

    const imagePath = path.join(process.cwd(), result.src);
    expect(fs.existsSync(imagePath)).toBe(true);

    const metadata = await sharp(imagePath).metadata();
    expect(metadata.format).toBe("jpeg");
  }, 15000);
});