import { readFile, readdir } from "node:fs/promises";
import path from "node:path";
import { fileURLToPath } from "node:url";
import { describe, expect, it } from "vitest";
import epochInstances from "../../dungeon-pipeline/epoch-five-player-instances.json";

const projectRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "../..");
const workRoot = path.join(projectRoot, "dungeon-pipeline/manastorm");

describe("Manastorm map conversion scaffold", () => {
  it("discovers extracted terrain for the installed Manastorm and Project Epoch maps", async () => {
    const snapshot = JSON.parse(await readFile(
      path.join(workRoot, "source-snapshot.json"),
      "utf8",
    ));
    const expectedMaps = 73 + epochInstances.dungeons.length;
    expect(snapshot.counts).toEqual({
      maps: expectedMaps,
      sourceFound: expectedMaps,
      sourceMissing: 0,
    });
    expect(snapshot.maps.every((map: { sources: unknown[] }) => map.sources.length > 0)).toBe(true);
  });

  it("creates a distinct visual, collision, and navigation shipping recipe per map", async () => {
    const files = (await readdir(path.join(workRoot, "recipes")))
      .filter((file) => file.endsWith(".json"));
    expect(files).toHaveLength(73 + epochInstances.dungeons.length);
    for (const file of files) {
      const recipe = JSON.parse(await readFile(path.join(workRoot, "recipes", file), "utf8"));
      expect(recipe.shipping).toEqual({
        visual: `${recipe.slug}/visual.glb`,
        collision: `${recipe.slug}/collision.glb`,
        navigation: `${recipe.slug}/navigation.glb`,
      });
      if (recipe.clientSnapshot === "project-epoch-installed-client") {
        expect(recipe.sourceCandidates).toEqual([]);
      } else {
        expect(recipe.sourceCandidates.length).toBeGreaterThan(0);
      }
    }
  });
});