dlhmaster/app/admin/logic/MallNewsLogic.php

<?php

namespace app\admin\logic;

use app\common\basics\Logic;
use app\common\model\MallNews;
use app\common\model\MallNewsFile;
use app\common\server\storage\Driver as StorageDriver;
use app\common\server\UrlServer;
use think\facade\Config;
use think\facade\Db;

class MallNewsLogic extends Logic
{
    public static $MAX_UPLOAD_SIZE = 50;
    public static $MAX_UPLOAD_FILE = 6;
    private static $FILE_VIDEO_PATH = 'mall_news/video';

    private static function config()
    {
        return [
            "default" => "aliyun",
            "engine" =>  [
                "aliyun" => [
                    "bucket" => Config::get('aliyunoss.bucket'),
                    "access_key_id" => Config::get('aliyunoss.access_key_id'),
                    "access_key_secret" => Config::get('aliyunoss.access_key_secret'),
                    "domain" => Config::get('aliyunoss.domain'),
                ]
            ]
        ];
    }

    public static function lists($get)
    {
        $where = [];

        if (!empty($get['title']) and $get['title']) {
            $where[] = ['title', 'like', '%' . $get['title'] . '%'];
        }

        $where[] = ['delete_time', '=', 0];
        $model = new MallNews();
        $lists = $model->field(true)
            ->where($where)
            ->order('sort desc, create_time desc')
            ->paginate([
                'page'      => $get['page'],
                'list_rows' => $get['limit'],
                'var_page'  => 'page'
            ])
            ->toArray();
        return ['count' => $lists['total'], 'lists' => $lists['data']];
    }

    // 获取详情
    public static function detail($id)
    {
        $result = MallNews::with('files')->where(['id' => $id, 'delete_time' => 0])->find();
        if (isset($result['files'])) {
            foreach ($result['files'] as &$v) {
                if ($result['type'] == 0) {
                    $v['src'] = UrlServer::getFileUrl('uploads/images/' . $v['src']);
                } else {
                    $v['src'] = Config::get('aliyunoss.domain') . self::$FILE_VIDEO_PATH . '/'. $v['src'];
                }
            }
        }

        $result['shop'] = Db::name('goods')->where('id', $result['shop_id'])->find();
        return $result;
    }

    // 添加表单信息
    public static function create($form)
    {
        $result = self::checkForm($form);
        if (isset($result['code']) && $result['code'] == -1) {
            return $result;
        }

        $form['create_time'] = time();
        $file = $result['data'];

        $id = MallNews::insertGetId($form);

        if (is_array($file)) {
            foreach ($file as &$v) {
                MallNewsFile::create([
                    'mall_news_id' => $id,
                    'src' => basename($v)
                ]);
            }
        } else {
            MallNewsFile::create([
                'mall_news_id' => $id,
                'src' => basename($file)
            ]);
        }

        return ['code' => 1, 'msg' => '添加成功'];
    }

    // 修改表单信息
    public static function edit($form)
    {
        $result = self::checkForm($form);
        if (isset($result['code']) && $result['code'] == -1) {
            return $result;
        }

        $form['update_time'] = time();
        $file = $result['data'];

        MallNews::where('id', $form['id'])->update($form);

        if (is_array($file)) {
            MallNewsFile::where('mall_news_id', $form['id'])->delete();
            foreach ($file as &$v) {
                MallNewsFile::create([
                    'mall_news_id' => $form['id'],
                    'src' => basename($v)
                ]);
            }
        } else {
            MallNewsFile::where('mall_news_id', $form['id'])->delete();
            MallNewsFile::create([
                'mall_news_id' => $form['id'],
                'src' => basename($file)
            ]);
        }

        return ['code' => 1, 'msg' => '修改成功'];
    }

    // 上传视频
    public static function uploadVideo()
    {
        $file = request()->file('file');
        if ($file->getSize() > self::$MAX_UPLOAD_SIZE  * 1024 * 1024) {
            return ['code' => -1, 'msg' => '视频最大上传为' . self::$MAX_UPLOAD_SIZE . 'Mb'];
        }

        $StorageDriver = new StorageDriver(self::config());
        $StorageDriver->setUploadFile('file');
        if (!$StorageDriver->upload(self::$FILE_VIDEO_PATH)) {
            return ['code' => -1, 'msg' => '上传错误'];
        }

        $fileName = $StorageDriver->getFileName();
        if ($fileName) {
            return ['code' => 1, 'msg' => '', 'data' => array('file' => Config::get('aliyunoss.domain') . self::$FILE_VIDEO_PATH . '/'. $fileName)];
        }

        return ['code' => -1, 'msg' => '上传失败'];
    }

    // 删除视频
    public static function delVideo($file)
    {
        if (!$file) {
            return false;
        }

        $file = self::$FILE_VIDEO_PATH . '/' . basename($file);
        $StorageDriver = new StorageDriver(self::config());
        $StorageDriver->delete($file);
    }

    // 删除文章
    public static function del($id)
    {
        $result = MallNews::where([
            'id' => $id
        ])->update([
            'delete_time' => time(),
        ]);

        if ($result) {
            return true;
        }
        return false;
    }

    // 选择商品
    public static function selectGoods()
    {

    }

    private static function checkForm(&$form)
    {
        if (empty($form)) {
            return ['code' => -1, 'msg' => '表单内容为空'];
        }

        $file = [];
        unset($form['file']);

        if (!is_numeric($form['sort'])) {
            return ['code' => -1, 'msg' => '请输入整数'];
        }

        if ($form['type'] == 0 && isset($form['mall_news_images'])) {
            // 文章类型
            $file = $form['mall_news_images'];

            if (count($form['mall_news_images']) > 6) {
                return ['code' => -1, 'msg' => '上传图片数量超过限制'];
            }

            unset($form['mall_news_images']);
            unset($form['video_file']);
        } else if ($form['type'] == 1 && !empty($form['video_file'])) {
            // 视频类型
            $file = $form['video_file'];

            if (!$form['video_file']) {
                return ['code' => -1, 'msg' => '请上传视频'];
            }

            unset($form['mall_news_images']);
            unset($form['video_file']);
        }

        return ['code' => 1, 'data' => $file];
    }
}