import type { NextConfig } from "next";
import { existsSync, readFileSync } from "node:fs";
import { resolve } from "node:path";

// Load .env from monorepo root at build/start time
const envPath = resolve(import.meta.dirname, "../../.env");
const envVars: Record<string, string> = {};
if (existsSync(envPath)) {
  const content = readFileSync(envPath, "utf-8");
  for (const line of content.split("\n")) {
    const trimmed = line.trim();
    if (!trimmed || trimmed.startsWith("#")) continue;
    const eq = trimmed.indexOf("=");
    if (eq < 0) continue;
    const key = trimmed.slice(0, eq).trim();
    const val = trimmed.slice(eq + 1).trim();
    envVars[key] = val;
  }
}

const nextConfig: NextConfig = {
  transpilePackages: ["@pipeline/shared", "@pipeline/core", "@pipeline/tts"],
  env: envVars,
};

export default nextConfig;