修改保存时的检查

app/AdminAgent/Controllers/AgentProductController.php

@@ -14,6 +14,7 @@ use Dcat\Admin\Form;
 use Dcat\Admin\Grid;
 use Dcat\Admin\Show;
 use Dcat\Admin\Http\Controllers\AdminController;
+use Dcat\Admin\Widgets\Alert;
 use Dcat\Admin\Widgets\Table;
 
 class AgentProductController extends AdminController
@@ -56,12 +57,11 @@ class AgentProductController extends AdminController
 
 			$channels = Channel::where('agent_id', $agent_id)->pluck('name', 'id')->toArray();
 			$grid->column('channel_id', '频道')
-				->display('查看')
-				->modal('关联频道', function ($modal) use ($channels) {
+				->display(function ($modal) use ($channels) {
 					$data = array_flip(explode(',', $this->channel_id));
-					$data = array_intersect_key($channels, $data);
-					return Table::make(['频道ID', '频道名称'], $data);
-				});
+					return join('，',array_intersect_key($channels, $data));
+				})
+				->limit(10);
             $grid->column('category.name', '分类')->label();
             $grid->column('status')
 				->using(ProductStatus::array())
@@ -98,7 +98,7 @@ class AgentProductController extends AdminController
      */
     protected function detail($id)
     {
-        return Show::make($id, new AgentProduct(), function (Show $show) {
+        return Show::make($id, new AgentProduct(['agent:id,name', 'product.supplier:id,name']), function (Show $show) {
             $show->field('id');
             $show->field('agent_id');
             $show->field('product_id');
@@ -110,6 +110,19 @@ class AgentProductController extends AdminController
             $show->field('status');
             $show->field('created_at');
             $show->field('updated_at');
+
+			$show->html(Alert::make(null, '供应商产品详情')->info());
+
+			$show->field('product.id', '供应商产品ID');
+			$show->field('product.supplier.name');
+			$show->field('product.title');
+			$show->field('product.pictures')->image(80, 80);
+			$show->field('product.original_price');
+			$show->field('product.price');
+			$show->field('product.sale');
+			$show->field('product.stock');
+			$show->field('product.created_at', '创建时间');
+			$show->field('product.updated_at', '更新时间');
 		});
     }
 
@@ -120,15 +133,16 @@ class AgentProductController extends AdminController
      */
     protected function form()
     {
-        return Form::make(new AgentProduct(), function (Form $form) {
+        return Form::make(new AgentProduct(['product:id,title']), function (Form $form) {
 			$agent_id = Admin::user()->id;
 
             $form->display('id');
             $form->hidden('agent_id')->value($agent_id);
-            $form->multipleSelectTable('product_id', '供应商产品')
+            $form->selectTable('product_id', '供应商产品') //multipleSelectTable
 				->title('选择产品')
 				->dialogWidth('80%;min-width:825px;')
 				->from(SelectProduct::make())
+				->model(Product::class)
 				->required();
             $form->text('price')->required();
             $form->text('original_price')->required();
@@ -155,7 +169,7 @@ class AgentProductController extends AdminController
 			$agent_id = Admin::user()->id;
 
 			//判断供应商产品是否存在或下架
-			if (!Product::query()->where(['id' => $form->product_id, 'status' => ProductStatus::ON_SALE])->exists()) {
+			if (!Product::where(['id' => $form->product_id, 'status' => ProductStatus::ON_SALE])->exists()) {
 				return $form->response()->error('供应商不存在该产品或已下架，不可销售');
 			}
 
@@ -167,13 +181,21 @@ class AgentProductController extends AdminController
 			$form->status = ($form->status == ProductStatus::ON_SALE) ? ProductStatus::ON_SALE : ProductStatus::SOLD_OUT;
 
 			//判断是否重复
-			$agent_product = $form->repository()->model()->withTrashed()->where(['agent_id' => $agent_id, 'product_id' => $form->product_id])->first();
+			$where = [
+				['agent_id', '=', $agent_id],
+				['product_id', '=', $form->product_id],
+			];
+			if ($form->isEditing()) {
+				$where[] = ['id', '<>', $form->getKey()];
+			}
+			$agent_product = $form->repository()->model()->withTrashed()->where($where)->first();
 			if ($agent_product) {
 				//如果已经软删除了，解除软删除后再更新
 				if ($agent_product->deleted_at) {
 					$agent_product->deleted_at = null;
+					$form->deleteInput('sale'); //保留原来的销量
 					$agent_product->update($form->input());
-					return $form->response()->success('保存成功');
+					return $form->response()->success('保存成功')->script('history.back();');
 				}
 				return $form->response()->error('该产品已经存在，请勿重复发布');
 			}