video_server/Modules/Api/Controllers/PostsController.php

<?php

namespace Modules\Api\Controllers;

use Hyperf\Validation\Contract\ValidatorFactoryInterface;
use App\Constants\CommonConstant;
use App\Model\PostsModel;
use App\Repositories\Utils\M3u8CacheRepository;

class PostsController extends BaseController
{
    public function lists(ValidatorFactoryInterface $validatorFactory)
    {
        $inputData = $this->getJsonData();
        $rules = [
            'is_hot' => 'nullable|int',
            'page' => 'nullable|int',
            'page_size' => 'nullable|int',
        ];

        $validator = $validatorFactory->make($inputData, $rules);
        if ($validator->fails()) {
            // 如果有错误（可能是多个信息），这里只取第一个错误信息返回.
            return json_fail($validator->errors()->first());
        }

        $page = $inputData['page'] ?? 1;
        $pageSize = $inputData['page_size'] ?? CommonConstant::PAGE_SIZE;
        if ($pageSize > 100) {
            $pageSize = CommonConstant::PAGE_SIZE;
        }
        $page = format_page($page);
        $pageSize = intval($pageSize);
        if ($pageSize <= 0) {
            $pageSize = CommonConstant::PAGE_SIZE;
        }

        $columns = ['uid','title', 'content', 'image', 'video_cover_url', 'views','created_at', 'id'];
        $query = PostsModel::query()->where('status', 1);
        if (isset($inputData['is_hot']) && $inputData['is_hot'] == 1) {
            $query = $query->where('is_hot', 1)->orderByDesc('views');
        }

        $arrData = $query->orderByDesc('created_at')->paginate($pageSize, $columns, 'page', $page);

        $imgInt = 3;
        foreach($arrData->items() as &$v) {
            $aImage = explode(',',$v->image);
            $sImage = '';
            if (!empty($v->video_cover_url)) {
                $v->video_cover_url = M3u8CacheRepository::getVideoUrl($v['video_cover_url']);
                $imgInt = 2;
            }
            $v->user->avatar =  M3u8CacheRepository::getImageUrl($v->user->avatar);
            $v['user'] = $v->user;
            for ($i = 0; $i < $imgInt; $i++) {
                $sImage = M3u8CacheRepository::getImageUrl($aImage[$i]);
            }
            $v->is_like = $v->likes($this->getUserId())->count();
            $v->is_favorites = $v->favorites($this->getUserId())->count();
            $v->comment_count = $v->comments()->count();
            $v->content = truncateText($v->content, 30);
            $v->image = $sImage;
        }
        return json_success($arrData);
    }
}