<?php
declare(strict_types=1);

// Read-only re-comparison of an existing batch with the current algorithm. Prints scores,
// counts and issue codes only; no herb names, report text, patient data or credentials.
$serverRoot = dirname(__DIR__, 2) . DIRECTORY_SEPARATOR . 'server' . DIRECTORY_SEPARATOR;
chdir($serverRoot);
require $serverRoot . 'vendor/autoload.php';
$app = new \think\App($serverRoot);
$app->initialize();

use app\common\model\doctor\Medicine;
use app\common\service\prescriptionai\PrescriptionAiCipher;
use app\common\service\prescriptionai\PrescriptionAiComparison;
use app\common\service\prescriptionai\PrescriptionAiPolicy;
use think\facade\Db;

$batchId = (int) ($argv[1] ?? 5);
$cipher = new PrescriptionAiCipher();
$batch = Db::name('prescription_ai_batch')->where('id', $batchId)->find();
$doctor = $cipher->decrypt((string) $batch['prescription_cipher'], 'prescription');
$doctor['herbs'] = PrescriptionAiPolicy::decode($doctor['herbs'] ?? []);
$doctor['aux_usage'] = PrescriptionAiPolicy::decode($doctor['aux_usage'] ?? []);
$catalog = Medicine::where('status', 1)->whereNull('delete_time')->field(['id', 'name', 'unit'])->order('id')->select()->toArray();

$out = ['batch_id' => $batchId, 'doctor_herb_count' => count($doctor['herbs'])];
foreach (Db::name('prescription_ai_result')->where('batch_id', $batchId)->select()->toArray() as $row) {
    $body = $cipher->decrypt((string) $row['body_cipher'], 'result:' . $row['batch_id'] . ':' . $row['model_key']);
    $comparison = PrescriptionAiComparison::compare($doctor, (array) ($body['candidate'] ?? []), $catalog);
    $out['results'][] = [
        'model_key' => $row['model_key'],
        'stored' => ['status' => $row['comparison_status'], 'reason' => $row['comparison_reason_code'], 'score' => $row['score']],
        'recomputed' => [
            'status' => $comparison['status'], 'score' => $comparison['score'], 'herb_score' => $comparison['herb_score'],
            'reason_code' => $comparison['reason_code'], 'doctor_count' => $comparison['doctor_count'],
            'candidate_count' => $comparison['candidate_count'], 'matched_count' => $comparison['matched_count'],
            'issues' => array_slice(array_map(static fn (array $i): array => ['side' => $i['side'], 'code' => $i['code']],
                $comparison['normalization']['issues']), 0, 12),
            'issue_total' => count($comparison['normalization']['issues']),
        ],
    ];
}

echo json_encode($out, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES), "\n";