information-platform/app/Http/Controllers/Admin/Course/AttachController.php

<?php

namespace App\Http\Controllers\Admin\Course;

use App\Http\Controllers\Controller;
use App\Repositories\Criteria\Course\AttachCriteria;
use App\Repositories\Enums\ResponseCodeEnum;
use App\Repositories\Models\Course\Attach;
use App\Repositories\Models\Base\Resource;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;
use Jiannei\Response\Laravel\Support\Facades\Response;
use Prettus\Validator\Contracts\ValidatorInterface;
use App\Contracts\Repositories\Course\AttachRepository;
use App\Repositories\Validators\Course\AttachValidator;

/**
 * Class CourseAttachesController.
 *
 * @package namespace App\Http\Controllers;
 */
class AttachController extends Controller
{
    /**
     * @var AttachRepository
     */
    protected $repository;

    /**
     * @var AttachValidator
     */
    protected $validator;

    /**
     * CourseAttachesController constructor.
     *
     * @param AttachRepository $repository
     * @param AttachValidator $validator
     */
    public function __construct(AttachRepository $repository, AttachValidator $validator)
    {
        $this->repository = $repository;
        $this->validator = $validator;
    }


    public function index($course_video_id)
    {
        $this->repository->pushCriteria(AttachCriteria::class);
        $courseAttaches = $this->repository->where('course_video_id', $course_video_id)->paginate(request('per_page', self::PAGE_NUM));
        $attaches = $this->repository->parserResult($courseAttaches);
        return Response::success($attaches);
    }

    public function store($course_video_id, Request $request)
    {
        $this->validate($request, $this->validator->getRules(ValidatorInterface::RULE_CREATE));
        try {
            $data = $request->only(array_keys($this->validator->getRules(ValidatorInterface::RULE_CREATE)));
            $data['course_video_id'] = $course_video_id;
            $courseAttach = $this->repository->create($data);
            return Response::success($courseAttach);
        } catch (\Exception $e) {
            return $this->errorStore($e);
        }
    }

    public function update(Request $request, $id)
    {
        $this->validate($request, $this->validator->getRules(ValidatorInterface::RULE_UPDATE));
        try {
            $attaches = $this->repository->update($request->only(array_keys($this->validator->getRules(ValidatorInterface::RULE_UPDATE))), $id);
            return Response::success($attaches);
        } catch (\Exception $e) {
            $this->errorStore($e);
        }
    }

    public function destroy($id)
    {
        try {
            $this->repository->delete($id);
            return Response::success(null, T('successfully delete.'));
        } catch (\Exception $exception) {
            return Response::fail(T('Delete failed.'), ResponseCodeEnum::SERVICE_UPDATE_DATA_ERROR);
        }
    }

    public function download($id)
    {
        $attach = Attach::query()->where('id', '=', (int)$id)->first();
        if ($attach) {

            $attach->download_times++;
            $attach->save();
            $resource = Resource::query()->find($attach->path);

//            return response()->download(storage_path('app/public/' . $resource->path), $resource->name, [
            return response()->download(Storage::disk($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();
    }
}