course-site/app/Http/Controllers/Admin/Course/AttachController.php

<?php

namespace App\Http\Controllers\Admin\Course;

use App\Http\Controllers\Controller;
use App\Repositories\Models\Base\Resource;
use App\Repositories\Models\Course\Attach;
use App\Services\Course\AttachService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;

/**
 * 附件管理
 *
 * @package namespace App\Http\Controllers;
 */
class AttachController extends Controller
{
    protected $service;

    public function __construct(AttachService $service)
    {
        parent::__construct();
        $this->service = $service;
    }

    /**
     * 列表
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\Resource
     * @throws \Prettus\Repository\Exceptions\RepositoryException
     */
    public function index(Request $request)
    {
        $data = $this->service->handleAll($request);
        return $this->response->success($data);
    }

    /**
     * 新增
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\Resource
     * @throws \Illuminate\Validation\ValidationException
     * @throws \Prettus\Validator\Exceptions\ValidatorException
     */
    public function store(Request $request)
    {
        $data = $this->validateData($request, [
            'course_id' => 'required|integer',
            'course_video_id' => 'required|integer',
            'name' => 'required',
            'path' => 'required|integer',
            'sort' => 'required|integer',
            'status' => 'required|integer'
        ], [
            'course_id' => '课程id',
            'course_video_id' => '视频 id',
            'name' => '名称',
            'path' => '文件路径',
            'sort' => '排序',
            'status' => '状态',
        ]);

        $model = $this->service->handleStore($data);
        return $this->response->created($model, '创建成功');
    }


    /**
     * 详情
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\Resource
     * @throws \Illuminate\Validation\ValidationException
     */
    public function show(Request $request)
    {
        $this->validate($request, ['id' => 'required|integer']);
        $model = $this->service->handleProfile($request->get('id'));
        return $this->response->success($model);
    }

    /**
     * 编辑
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\Resource
     * @throws \Illuminate\Validation\ValidationException
     * @throws \Prettus\Validator\Exceptions\ValidatorException
     */
    public function update(Request $request)
    {
        $data = $this->validateData($request, [
            'id' => 'required|integer',
//            'course_id' => 'required|integer',
            'course_video_id' => 'required|integer',
            'name' => 'required',
            'path' => 'required|integer',
            'sort' => 'required|integer',
            'status' => 'required|integer'
        ], [
            'course_id' => '课程id',
            'course_video_id' => '视频 id',
            'name' => '名称',
            'path' => '文件路径',
            'sort' => '排序',
            'status' => '状态',
        ]);

        $model = $this->service->handleUpdate($data);
        return $this->response->success($model, '创建成功');
    }

    /**
     * 删除
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\Resource
     * @throws \Illuminate\Validation\ValidationException
     * @throws \Prettus\Validator\Exceptions\ValidatorException
     */
    public function destroy(Request $request)
    {
        $this->validate($request, ['id' => 'required|integer']);
        $re = $this->service->handleDelete($request->get('id'));
        if ($re) {
            return $this->response->ok('删除成功');
        }
        return $this->response->fail('删除失败');
    }

    /**
     * 批量删除
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\Resource
     * @throws \Illuminate\Validation\ValidationException
     * @throws \Prettus\Validator\Exceptions\ValidatorException
     */
    public function batchDelete(Request $request)
    {
        $ids = $this->validateData($request, ['ids' => 'required|array']);
        $re = $this->service->handleBatchDelete($ids);
        if ($re) {
            return $this->response->ok('删除成功');
        }
        return $this->response->fail('删除失败');
    }

    /**
     * 选项
     * @must
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Resources\Json\JsonResource
     * @throws \Prettus\Repository\Exceptions\RepositoryException
     */
    public function selectOptions(Request $request)
    {
        $lists = $this->service->handleSelectOptions($request);
        return $this->response->success($lists);
    }

    /**
     * 下载
     * @param $id
     * @return \Illuminate\Http\JsonResponse|\Symfony\Component\HttpFoundation\BinaryFileResponse
     */
    public function download(Request $request)
    {
        $data = $this->validateData($request, ['course_id' => 'required|integer', 'id' => 'required|integer']);
        $attach = Attach::query()->where('course_id', $data['course_id'])->where('id', '=', (int)$data['id'])->first();
        if ($attach) {
            $attach->download_times++;
            $attach->save();
            $resource = Resource::query()->find($attach->path);
            return response()->download(Storage::disk($resource->disk)->path($resource->path), $resource->name, [
                'Access-Control-Allow-Origin' => '*',
                'Access-Control-Allow-Methods' => '*',
                'Access-Control-Allow-Headers' => 'Content-Type, Authorization, X-Requested-With',
                'Access-Control-Expose-Headers' => 'Content-Disposition',
                'Content-type' => 'application/octet-stream',
                'Content-Disposition' => 'attachment; filename=' . $resource->name,
            ]);
        }
        return $this->errorFail();
    }
}