<?php

declare(strict_types=1);

namespace app\adminapi\controller\tcm;

use app\adminapi\controller\BaseAdminController;
use app\adminapi\logic\tcm\MobileRecordingLogic;
use app\adminapi\logic\tcm\MobileRecordingMediaLogic as Logic;
use app\common\service\mobilerecording\MobileRecordingResyncException;
use DomainException;
use think\Response;

final class MobileRecordingMediaController extends BaseAdminController
{
    public function prepare() { return $this->handle(true, fn (array $p) => Logic::prepare($p, $this->adminId)); }
    public function complete() { return $this->handle(true, fn (array $p) => Logic::complete($p, $this->adminId)); }
    public function status() { return $this->handle(false, fn (array $p) => Logic::status($p, $this->adminId)); }
    public function transcript() { return $this->handle(false, fn (array $p) => Logic::transcript($p, $this->adminId)); }
    public function audio()
    {
        return $this->handle(false, fn (array $p) => Logic::audio($p, $this->adminId, (string) $this->request->header('range', '')));
    }
    public function chunk()
    {
        return $this->handle(true, function (array $p) {
            $type = strtolower(trim(explode(';', (string) $this->request->header('content-type', ''))[0]));
            if ($type !== 'application/octet-stream') { throw new DomainException('分片必须使用 application/octet-stream'); }
            return Logic::chunk($p, $this->request->getInput(), $this->adminId);
        }, true);
    }

    private function handle(bool $post, callable $operation, bool $binary = false)
    {
        $headers = ['Cache-Control' => 'private, no-store, max-age=0', 'X-Content-Type-Options' => 'nosniff'];
        $rejected = ['error_code' => 'request_rejected', 'retryable' => false];
        if ($post ? !$this->request->isPost() : !$this->request->isGet()) { return $this->fail('请求方式错误', $rejected)->header($headers); }
        try {
            MobileRecordingLogic::actor($this->adminId);
            if ($this->request->file()) { throw new DomainException('请使用分片接口上传，不接受文件名或表单附件'); }
            $params = $binary || !$post ? $this->request->get('', null, null) : $this->request->post('', null, null);
            $result = $operation($params);
            return ($result instanceof Response ? $result : $this->data($result))->header($headers);
        } catch (MobileRecordingResyncException $e) {
            return $this->fail($e->getMessage(), ['error_code' => MobileRecordingResyncException::ERROR_CODE, 'retryable' => true])->header($headers);
        } catch (DomainException $e) { return $this->fail($e->getMessage(), $rejected)->header($headers); }
        catch (\Throwable $e) {
            return $this->fail('手机录音上传服务暂不可用，请稍后重试或联系管理员',
                ['error_code' => 'temporarily_unavailable', 'retryable' => true])->header($headers);
        }
    }
}