const { randomBytes } = require('node:crypto');
const { writeFile } = require('node:fs/promises');

// Schema generation needs no deployment configuration or real credentials.
Object.assign(process.env, {
  DATABASE_URL: 'file::memory:',
  FRONTEND_ORIGIN: 'http://localhost',
  JWT_SECRET: randomBytes(32).toString('hex'),
  TOKEN_ENCRYPTION_KEY: randomBytes(32).toString('base64'),
  PORT: '3000',
  LOG_LEVEL: 'error',
  TBANK_GRPC_ENDPOINT: 'localhost:443',
  TBANK_RATE_LIMIT_PER_SECOND: '5',
  TBANK_CA_CERT_PATH: '',
});

const { NestFactory } = require('@nestjs/core');

const { AppModule } = require('../dist/src/app.module.js');
const { API_PREFIX, createOpenApiDocument } = require('../dist/src/openapi.js');

async function generate() {
  const app = await NestFactory.create(AppModule, {
    preview: true,
    logger: false,
  });
  try {
    app.setGlobalPrefix(API_PREFIX);
    await writeFile(
      'openapi.json',
      JSON.stringify(createOpenApiDocument(app), null, 2) + '\n',
    );
  } finally {
    await app.close();
  }
}

generate().catch((error) => {
  console.error(error);
  process.exitCode = 1;
});