const fs = require("node:fs");
const path = require("node:path");

const appDir = path.join(__dirname, "..", "app");
const groupsDir = path.join(appDir, "groups");

function hasDynamicRoute(dir) {
    if (!fs.existsSync(dir)) return false;
    const entries = fs.readdirSync(dir, { withFileTypes: true });
    for (const entry of entries) {
        if (!entry.isDirectory()) continue;
        if (entry.name.startsWith("[") && entry.name.endsWith("]")) return true;
        const nested = path.join(dir, entry.name);
        if (hasDynamicRoute(nested)) return true;
    }
    return false;
}

if (hasDynamicRoute(groupsDir)) {
    console.error("Forbidden dynamic group route detected under app/groups. Remove any [id] routes.");
    process.exit(1);
}