'use strict';
const assert = require('node:assert/strict');
const fs = require('node:fs');
const path = require('node:path');

const root = path.resolve(__dirname, '..');
const releaseDir = path.join(root, 'release', 'UNIVERSAL_SpineViewer');
const archive = path.join(root, 'release', 'SpineViewer.eagleplugin');

function walk(directory, prefix = '') {
	const files = [];
	for (const entry of fs.readdirSync(directory, { withFileTypes: true })) {
		const relative = path.posix.join(prefix, entry.name);
		if (entry.isDirectory()) files.push(...walk(path.join(directory, entry.name), relative));
		else files.push(relative);
	}
	return files;
}

function zipEntries(file) {
	const data = fs.readFileSync(file);
	const entries = [];
	for (let offset = 0; offset + 46 <= data.length;) {
		const header = data.indexOf(Buffer.from([0x50, 0x4b, 0x01, 0x02]), offset);
		if (header < 0) break;
		const nameLength = data.readUInt16LE(header + 28);
		const extraLength = data.readUInt16LE(header + 30);
		const commentLength = data.readUInt16LE(header + 32);
		entries.push(data.subarray(header + 46, header + 46 + nameLength).toString('utf8'));
		offset = header + 46 + nameLength + extraLength + commentLength;
	}
	return entries;
}

for (const [label, files] of [
	['release directory', walk(releaseDir)],
	['eagleplugin archive', zipEntries(archive)],
]) {
	assert.equal(files.some((file) => /\.log$/i.test(file)), false, label + ' must not contain runtime or historical logs');
	assert.equal(files.some((file) => /(^|\/)\.DS_Store$/i.test(file)), false, label + ' must not contain macOS metadata');
	assert.equal(files.includes('thumbnail/spine.js'), false, label + ' must not contain an import-time Spine thumbnail handler');
	assert.equal(files.some((file) => /^node_modules\//.test(file)), false, label + ' must not contain unused native thumbnail dependencies');
}

const manifest = JSON.parse(fs.readFileSync(path.join(releaseDir, 'manifest.json'), 'utf8'));
assert.equal(Object.values(manifest.preview || {}).some((entry) => entry && entry.thumbnail), false);

console.log('PASS: release has no logs, metadata, import thumbnail handler, or unused native thumbnail dependencies');