<?php
namespace App\Http\Controllers\Admin;

use App\Services\Exam\PaperService;

/**
 * 试卷管理-控制器
 */
class PaperController extends Backend
{
    public function __construct()
    {
        parent::__construct();
        $this->service = PaperService::make();
    }

    public function index()
    {
        $pageSize = request()->get('limit', 10);
        $list = $this->service->customList(request()->all(), $pageSize);
        $message = array(
            "msg" => '操作成功',
            "code" => 0,
            "data" => isset($list['list']) ? $list['list'] : [],
            "count" => isset($list['total']) ? $list['total'] : 0,
        );
        return $message;
    }

    public function import()
    {
        $formData = request()->input('formData', []);
        $topicsData = request()->input('topicsData', []);

        // 基本校验
        if (empty($formData['name'])) {
            return response()->json(['code' => 1, 'msg' => '试卷名称不能为空']);
        }
        if (empty($formData['subject_id'])) {
            return response()->json(['code' => 1, 'msg' => '题目分类不能为空']);
        }
        if (!is_array($topicsData) || count($topicsData) === 0) {
            return response()->json(['code' => 1, 'msg' => '题目数据不能为空']);
        }

        // 题目数据合法性检查
        foreach ($topicsData as $index => $topic) {
            if (empty($topic['topic_name'])) {
                return response()->json(['code' => 1, 'msg' => "第" . ($index + 1) . "题目内容不能为空"]);
            }
            if (empty($topic['score'])) {
                return response()->json(['code' => 1, 'msg' => "第" . ($index + 1) . "题目分数不能为空"]);
            }
            if (empty($topic['topic_type'])) {
                return response()->json(['code' => 1, 'msg' => "第" . ($index + 1) . "题目类型不能为空"]);
            }
        }

        return $this->service->createPaperWithTopics($formData, $topicsData);
    }

}