<?php

declare(strict_types=1);

require dirname(__DIR__) . '/vendor/autoload.php';

use app\adminapi\logic\tcm\DiagnosisAiLogic;

function analysisParserExpect(bool $condition, string $message): void
{
    if (!$condition) {
        fwrite(STDERR, "FAIL: {$message}\n");
        exit(1);
    }
}

$parse = (new ReflectionClass(DiagnosisAiLogic::class))->getMethod('parseAnalysisResponse');
$validPayload = [
    'diagnosis_advice' => '倾向气阴两虚，仍需结合舌脉复核。',
    'risk_assessment' => [
        ['label' => '血糖控制不足风险', 'level' => 'high'],
        ['label' => '信息缺失导致误判风险', 'level' => 'medium'],
    ],
    'treatment_advice' => '复核血糖记录与并发症筛查，再由医师确定方案。',
];
$json = json_encode($validPayload, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
analysisParserExpect(is_string($json), 'fixture JSON encodes');

$parsed = $parse->invoke(null, $json);
analysisParserExpect($parsed === $validPayload, 'plain JSON parses without changing contract');

$fenced = "说明文字\n```json\n{$json}\n```\n后续文字";
analysisParserExpect($parse->invoke(null, $fenced) === $validPayload, 'fenced JSON with surrounding text parses');

$wrapped = json_encode(['data' => $json], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
analysisParserExpect(
    is_string($wrapped) && $parse->invoke(null, $wrapped) === $validPayload,
    'common string wrapper parses'
);

$invalidLevel = $validPayload;
$invalidLevel['risk_assessment'][0]['level'] = 'urgent';
analysisParserExpect(
    $parse->invoke(null, json_encode($invalidLevel, JSON_UNESCAPED_UNICODE)) === null,
    'unknown risk enum is rejected'
);

$tooManyRisks = $validPayload;
$tooManyRisks['risk_assessment'] = array_fill(0, 9, ['label' => '风险', 'level' => 'low']);
analysisParserExpect(
    $parse->invoke(null, json_encode($tooManyRisks, JSON_UNESCAPED_UNICODE)) === null,
    'more than eight risks is rejected'
);

$overlongAdvice = $validPayload;
$overlongAdvice['diagnosis_advice'] = str_repeat('诊', 1201);
analysisParserExpect(
    $parse->invoke(null, json_encode($overlongAdvice, JSON_UNESCAPED_UNICODE)) === null,
    'overlong advice is rejected rather than truncated'
);

$overlongLabel = $validPayload;
$overlongLabel['risk_assessment'][0]['label'] = str_repeat('险', 121);
analysisParserExpect(
    $parse->invoke(null, json_encode($overlongLabel, JSON_UNESCAPED_UNICODE)) === null,
    'overlong risk label is rejected'
);

$wrongType = $validPayload;
$wrongType['risk_assessment'] = 'low';
analysisParserExpect(
    $parse->invoke(null, json_encode($wrongType, JSON_UNESCAPED_UNICODE)) === null,
    'non-array risk assessment is rejected'
);
analysisParserExpect($parse->invoke(null, 'not json') === null, 'non-JSON response fails safely');
analysisParserExpect(
    $parse->invoke(null, str_repeat('x', 32769)) === null,
    'oversized upstream response fails safely'
);

echo "Diagnosis AI analysis parser: OK\n";