[英]Laravel API ResourceCollection doesnt works
我想知道如何使用 ResourceCollection 獲取工作 API 調用
錯誤 :
Undefined property: Illuminate\Database\Query\Builder::$name
我的產品方法:
public function index()
{
return ProductCollection::collection(Product::all());
}
我的收藏:
public function toArray($request)
{
//return parent::toArray($request);
return [
"name" => $this->name,
"price" => $this->price,
"href" => [
"link" => route("product.show", $this->id)
]
];
}
只是通過 Resourse (不是 ResourceCollection )嘗試了它只是修改了方法調用並且它正在工作,但我需要知道如何修復 ResourceCollection return new ProductResource($product);
錯誤捕捉:
改變
use Illuminate\Http\Resources\Json\ResourceCollection;
class ProductCollection extends ResourceCollection
{
到
use Illuminate\Http\Resources\Json\Resource;
class ProductCollection extends Resource
{
ProductCollection 繼承 ResourceCollection 而不是 Resource,所以 $this 不是模型而是集合。 如果你想改變集合的每個元素,你可以像這樣使用 map 函數:
public function toArray($request)
{
return $this->map(function($product) {
return [
"name" => $this->name,
"price" => $this->price,
"href" => [
"link" => route("product.show", $this->id)
]
];
});
}
use App\\Http\\Resources\\ProductCollection; use App\\Http\\Resources\\ProductResource; // for single collection resource in return new ProductCollection(Product::all()); //or return ProductResource::collection(Product::all()); //for single resource return new ProductResource(Product::findOrFail($id));
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