import { promises as fs } from "node:fs";
import path from "node:path";
import { glob } from "glob";

const featuresDir = path.resolve("specs/features");
const featureFiles = await glob(path.join(featuresDir, "*.feature"));

/** Tags @int-* portés par les scénarios (intégration Vitest). */
const intTags = new Set();

for (const file of featureFiles) {
  const text = await fs.readFile(file, "utf8");
  for (const line of text.split("\n")) {
    const trimmed = line.trim();
    if (!trimmed.startsWith("@")) continue;
    const parts = trimmed.split(/\s+/);
    for (const token of parts) {
      if (token.startsWith("@int-")) intTags.add(token);
    }
  }
}

const intTestFiles = await glob(["packages/**/*.int.test.ts", "apps/**/*.int.test.ts"], {
  nodir: true
});

const merged = (
  await Promise.all(intTestFiles.map(async (f) => ({ file: f, body: await fs.readFile(f, "utf8") })))
).reduce((acc, { file, body }) => {
  acc.set(file, body);
  return acc;
}, new Map());

const missing = [];
for (const tag of intTags) {
  let found = false;
  for (const body of merged.values()) {
    if (body.includes(tag)) {
      found = true;
      break;
    }
  }
  if (!found) missing.push(tag);
}

if (missing.length > 0) {
  console.error("Scénarios @int-* sans référence dans un fichier *.int.test.ts :");
  for (const tag of missing.sort()) console.error(`  ${tag}`);
  process.exit(1);
}

console.log(`Gherkin ↔ intégration OK (${intTags.size} tag(s) @int-* couverts dans ${intTestFiles.length} fichier(s))`);