<?php

declare(strict_types=1);

namespace app\api\controller;

use app\api\logic\tcm\TangDetectiveLogic;
use app\common\service\game\TangDetectiveProgress;
use app\common\service\game\TangDetectiveProgressException;
use think\facade\Log;

/** All actions use the existing LoginMiddleware token identity. */
class TangDetectiveController extends BaseApiController
{
    public array $notNeedLogin = [];

    public function catalog()
    {
        return $this->respond('GET', static fn (): array => (new TangDetectiveProgress())->catalog());
    }

    public function progress()
    {
        return $this->respond('GET', fn (): array => (new TangDetectiveLogic())->read((int) $this->userId));
    }

    public function saveProgress()
    {
        return $this->respond('POST', function (): array {
            if (strtolower($this->request->contentType()) !== 'application/json') {
                throw new TangDetectiveProgressException('UNSUPPORTED_MEDIA_TYPE', '请使用 JSON 提交存档');
            }
            $policy = new TangDetectiveProgress();
            $request = $policy->decodeRequest((string) $this->request->getContent());
            return (new TangDetectiveLogic($policy))->save((int) $this->userId, $request);
        });
    }

    private function respond(string $method, callable $action)
    {
        try {
            // Guard methods too: ThinkPHP's conventional controller routes remain enabled.
            if (($method === 'GET' && !$this->request->isGet())
                || ($method === 'POST' && !$this->request->isPost())) {
                throw new TangDetectiveProgressException('METHOD_NOT_ALLOWED', '请求方式不正确');
            }
            if ($this->userId <= 0) {
                throw new TangDetectiveProgressException('AUTH_REQUIRED', '请先登录');
            }
            return $this->data($action())->header(['Cache-Control' => 'no-store']);
        } catch (TangDetectiveProgressException $exception) {
            return $this->fail($exception->getMessage(), ['error_code' => $exception->errorCode()], 0, 0)
                ->header(['Cache-Control' => 'no-store']);
        } catch (\Throwable $exception) {
            try {
                Log::warning('tang_detective_request_failure', [
                    'user_id' => $this->userId,
                    'error_code' => 'STORAGE_UNAVAILABLE',
                    'exception_class' => get_class($exception),
                ]);
            } catch (\Throwable $loggingException) {
                // No raw exception, request body, token or SQL is exposed on failure.
            }
            return $this->fail('云端存档暂时不可用，本机进度仍可保留', ['error_code' => 'STORAGE_UNAVAILABLE'], 0, 0)
                ->header(['Cache-Control' => 'no-store']);
        }
    }
}