import test from "node:test";
import assert from "node:assert/strict";
import { readdirSync, readFileSync } from "node:fs";
import { dirname, join, resolve } from "node:path";
import { fileURLToPath } from "node:url";

const repoRoot = resolve(dirname(fileURLToPath(import.meta.url)), "..");
const bannedPatterns = [/ValiChord/i, /Harmony Record/i, /harmony_record_/i];

function collectMarkdownFiles(root: string): string[] {
	const files: string[] = [];
	for (const entry of readdirSync(root, { withFileTypes: true })) {
		const fullPath = join(root, entry.name);
		if (entry.isDirectory()) {
			files.push(...collectMarkdownFiles(fullPath));
			continue;
		}
		if (entry.isFile() && fullPath.endsWith(".md")) {
			files.push(fullPath);
		}
	}
	return files;
}

test("bundled prompts and skills do not contain blocked promotional product content", () => {
	for (const filePath of [...collectMarkdownFiles(join(repoRoot, "prompts")), ...collectMarkdownFiles(join(repoRoot, "skills"))]) {
		const content = readFileSync(filePath, "utf8");
		for (const pattern of bannedPatterns) {
			assert.doesNotMatch(content, pattern, `${filePath} contains blocked promotional pattern ${pattern}`);
		}
	}
});

test("draft workflow explicitly forbids fabricated results and unproven figures", () => {
	const draftPrompt = readFileSync(join(repoRoot, "prompts", "draft.md"), "utf8");
	const writerPrompt = readFileSync(join(repoRoot, ".feynman", "agents", "writer.md"), "utf8");
	const verifierPrompt = readFileSync(join(repoRoot, ".feynman", "agents", "verifier.md"), "utf8");

	for (const [label, content] of [
		["draft prompt", draftPrompt],
		["writer prompt", writerPrompt],
		["verifier prompt", verifierPrompt],
	] as const) {
		assert.match(content, /Never (invent|fabricate)/i, `${label} must explicitly forbid invented or fabricated results`);
		assert.match(content, /(figure|chart|image|table)/i, `${label} must cover visual/table provenance`);
		assert.match(content, /(provenance|source|artifact|script|raw)/i, `${label} must require traceable support`);
	}
});