Laravel API 资源仅在“集合”方法上返回关系

时间:2021-06-25 11:24:10

标签: php laravel api eloquent

伙计们,我是 Laravel 的新手。我目前正在构建一个 API,我有几个端点(我们将讨论的是获取所有任务和获取单个任务)

问题是,每当我调用 Get All Tasks 端点时,它都会返回任务资源 + 那里的用户资源。但是,当我调用 Get Single Task 端点时,它只返回 TaskResource 而没有 User 在其中。有什么想法吗?

这是资源的代码

class TaskResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return array
     */
    public function toArray($request)
    {
        return [
            'id' => $this->id,
            'title' => $this->title,
            'estimate' => $this->estimate,
            'status' => $this->status,
            'type' => $this->type,
            'user' => new UserResource($this->whenLoaded('user'))
        ];
    }
}

class UserResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return array
     */
    public function toArray($request)
    {
        return [
            'id' => $this->id,
            'avatar' => $this->avatar,
            'tasks' => TaskResource::collection($this->whenLoaded('tasks'))
        ];
    }
}

这是我在控制器中获取任务的方法。 https://prnt.sc/16q0rlh

1 个答案:

答案 0 :(得分:0)

原因是我在控制器中'findOrFail'之前缺少'with('user')'所以->

/**
     * Description: Get single task
     * Method: GET
     * api/tasks/{id}
     * @param TaskRequest $request
     */
    public function actionGetTask(Request $request, $id) {
        try {
            return new TaskResource(Task::with('user')->findOrFail($request->route('id')));
        } catch (\Exception $ex) {
            return Response::json([
                'success' => false,
                'message' => 'There is no such id in the DB'
            ], 400);
        }
    }