import fs from 'node:fs';
import { mkdir } from 'node:fs/promises';
import { dirname, resolve } from 'node:path';

import YAML from 'yaml';
import openapiTS, { astToString } from 'openapi-typescript';

const schemaRequest = await fetch('https://authentik.olsen.cloud/api/v3/schema/');
if (!schemaRequest.ok) {
  console.error(schemaRequest.status, schemaRequest.statusText);
  throw new Error('Failed to fetch schema');
}
const schemaYaml = await schemaRequest.text();
const schema = YAML.parse(schemaYaml);

const ast = await openapiTS(schema);
const contents = astToString(ast);

const targetLocation = resolve(import.meta.dirname, '..', 'src', 'clients', 'authentik', 'authentik.types.d.ts');
await mkdir(dirname(targetLocation), { recursive: true });
fs.writeFileSync(
  targetLocation,
  ['// This file is generated by scripts/create-clients.ts', '/* eslint-disable */', contents].join('\n'),
);