Php 在Laravel中构建控制器时,接口不可实例化
我是php和Laravel的初学者。我在拉雷维尔6号有个项目。 我用这篇文章做我的项目: 我的serwer php 7.4中有 我有以下代码:Php 在Laravel中构建控制器时,接口不可实例化,php,laravel,Php,Laravel,我是php和Laravel的初学者。我在拉雷维尔6号有个项目。 我用这篇文章做我的项目: 我的serwer php 7.4中有 我有以下代码: interface RepositoryInterface { public function all(array $columns = ['*']); public function list(string $orderByColumn, string $orderBy = 'desc', array $with = [], arra
interface RepositoryInterface
{
public function all(array $columns = ['*']);
public function list(string $orderByColumn, string $orderBy = 'desc', array $with = [], array $columns = ['*']);
public function listWithPaginate(string $orderByColumn, string $orderBy = 'desc', array $with = [], array $columns = ['*']);
public function create(array $data);
public function update(array $data, int $id, string $attribute = 'id');
public function delete(int $id);
public function find(int $id, array $columns = array('*'));
public function getModel();
public function findOrFail(int $id, array $columns = array('*'));
}
interface SlideRepositoryInterface extends RepositoryInterface
{
public function search(string $query, string $orderByColumn, string $orderBy = 'desc', array $with = [], array $columns = ['*'], int $perPage = 10);
}
use App\Models\Slide;
use App\Repositories\Interfaces\SlideRepositoryInterface;
use Cache;
class SlideRepository implements SlideRepositoryInterface
{
public function __construct(Slide $model)
{
$this->model = $model;
}
public function search(string $query, string $orderByColumn, string $orderBy = 'desc', array $with = [], array $columns = ['*'], int $perPage = 10)
{
return $this->model->where('line1', 'LIKE', '%' . $query . '%')->orWhere('id', 'LIKE', '%' . $query . '%')->with($with)->orderBy($orderByColumn, $orderBy)->paginate($perPage, $columns)->appends(request()->query());
}
}
class SlideServiceProvider extends ServiceProvider
{
public function register()
{
$this->app->bind(
SlideRepositoryInterface::class,
SlideRepository::class
);
}
}
和我的控制器:
public function __construct(SlideRepositoryInterface $repository, Request $request)
{
$this->model = $repository;
$this->sortBy = $this->sortResultsBy($request->input('sortAfter') ?? 0, 'line1');
}
abstract class BaseRepository implements RepositoryInterface
{
protected $model;
public function all(array $columns = array('*'))
{
return $this->model->get($columns);
}
public function list(string $orderByColumn, string $orderBy = 'desc', array $with = [], array $columns = ['*'])
{
return $this->model->with($with)
->orderBy($orderByColumn, $orderBy)
->get($columns);
}
public function listWithPaginate(string $orderByColumn, string $orderBy = 'desc', array $with = [], array $columns = ['*'], int $perPage = 10)
{
return $this->model->with($with)
->orderBy($orderByColumn, $orderBy)
->paginate($perPage, $columns)->appends(request()->query());
}
public function create(array $data): int
{
return $this->model->create($data)->id;
}
public function update(array $data, int $id, string $attribute = 'id'): void
{
$this->model->where($attribute, '=', $id)->update($data);
}
public function delete(int $id): void
{
$this->model->destroy($id);
}
public function find(int $id, array $columns = array('*'))
{
return $this->model->find($id, $columns);
}
public function getModel()
{
return $this->model;
}
public function getFirst(int $id)
{
return $this->model->where('id', $id)->first();
}
public function findOrFail(int $id, array $columns = array('*'))
{
return $this->model->findOrFail($id, $columns);
}
}
运行此代码时出现错误:
目标[App\Repositories\Interfaces\SlideRepositoryInterface]不可用
在构建时可实例化
[应用程序\Http\Controllers\psCMS\SlideControl]
我想让我的项目在存储库设计模式
为什么它不起作用?
如何修复我的项目
请帮帮我:)我相信您尚未注册您的服务提供商。在
config/app.php
中执行此操作
'providers' => [
// Other Service Providers
SlideServiceProvider ::class,
],
您的类没有实现完整的接口,所有的接口方法都需要实现。IDE通常可以自动生成这些方法。您注册了服务提供商吗?现在我发现错误类App\Repositories\SlideRepository包含9个抽象方法,因此必须声明为抽象方法或实现其余方法(App\Repositories\Interfaces\RepositoryInterface::all,App\Repositories\Interfaces\RepositoryInterface::list,App\Repositories\Interfaces\RepositoryInterface::listWithPaginate,…)超级,您解决了第一个障碍。您需要从接口实现所有方法,phpstorm可以自动生成它们,它们可以为空