<?php
// Generate the OpenAPI spec from @OA annotations in this directory.
//
// swagger-php is a build tool and is NOT a project dependency. Install it once, e.g.:
//   composer require --working-dir=/tmp/swg zircote/swagger-php:^4.7 doctrine/annotations
//   SWAGGER_AUTOLOAD=/tmp/swg/vendor/autoload.php php public/userportal/api/openapi-gen.php
//
// TokenAnalyser is used so docblock annotations in procedural (class-less) files are read.

$autoload = getenv('SWAGGER_AUTOLOAD') ?: __DIR__ . '/../../../vendor/autoload.php';
require $autoload;

use OpenApi\Generator;
use OpenApi\Analysers\TokenAnalyser;

if (!class_exists(Generator::class)) {
    fwrite(STDERR, "swagger-php is not installed. See the file header.\n");
    exit(1);
}

$generator = new Generator();
if (class_exists(TokenAnalyser::class)) {
    $generator->setAnalyser(new TokenAnalyser());
}

$openapi = $generator->generate([__DIR__]);

$out = __DIR__ . '/openapi.yaml';
file_put_contents($out, $openapi->toYaml());

echo "OpenAPI written to: {$out}\n";