import { Buffer } from "node:buffer";

import { describe, expect, it, vi } from "vitest";

vi.mock("electron", () => ({
  nativeImage: {
    createFromBuffer: () => ({
      isEmpty: () => false,
      getSize: () => ({ width: 1, height: 1 }),
      crop: () => ({
        isEmpty: () => false,
        getSize: () => ({ width: 1, height: 1 }),
        toPNG: () => Buffer.from([]),
      }),
      toPNG: () => Buffer.from([]),
    }),
  },
}));

vi.mock("../transport/api-client", () => ({
  fetchDesktopApiURL: vi.fn(),
  resolveDesktopApiURL: (path: string) => `http://127.0.0.1:8080${path}`,
}));

import {
  buildAssetURLCandidates,
  getCenteredCropRect,
} from "./media-image";

describe("media image helpers", () => {
  it("resolves public asset URLs through public and authenticated desktop candidates", () => {
    expect(buildAssetURLCandidates("/api/public/assets/12")).toEqual([
      "http://127.0.0.1:8080/api/public/assets/12?format=png",
      "http://127.0.0.1:8080/api/desktop/content/assets/12?format=png",
      "http://127.0.0.1:8080/api/public/assets/12",
    ]);
  });

  it("centers crop rectangles at the requested ratio", () => {
    const rect = getCenteredCropRect(1600, 1000, 4 / 3);

    expect(rect.x).toBeCloseTo(133.333, 3);
    expect(rect.y).toBeCloseTo(0);
    expect(rect.width).toBeCloseTo(1333.333, 3);
    expect(rect.height).toBeCloseTo(1000);
  });
});