feat: compare through cache

app/Nova/Actions/ChangeValue.php

+<?php
+
+namespace App\Nova\Actions;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Queue\InteractsWithQueue;
+use Illuminate\Support\Collection;
+use Laravel\Nova\Actions\Action;
+use App\Models\Product;
+use Illuminate\Support\Facades\Cache;
+use Laravel\Nova\Fields\ActionFields;
+use Laravel\Nova\Http\Requests\NovaRequest;
+
+class ChangeValue extends Action
+{
+    use InteractsWithQueue, Queueable;
+
+    /**
+     * Perform the action on the given models.
+     *
+     * @param  \Laravel\Nova\Fields\ActionFields  $fields
+     * @param  \Illuminate\Support\Collection  $models
+     * @return mixed
+     */
+    public function handle(ActionFields $fields, Collection $models)
+    {
+        if(!$this->isNotExistSameSKUOnDifferentRetailers($models))
+        {
+            return Action::danger('You chose too much products with the same sku!');
+        }
+        $compare = Cache::pull('compare');
+        foreach($models as $model)
+        {
+            Product::where('retailer_id', $compare['retailer'])->where('sku', $model['sku'])->update([$compare['field'] => $model[$compare['field']]]);
+        }
+    }
+
+    /**
+     * Get the fields available on the action.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return array
+     */
+    public function fields(NovaRequest $request)
+    {
+        return [];
+    }
+
+    private function isNotExistSameSKUOnDifferentRetailers(Collection $models){
+        $sku = [];
+        foreach($models as $model)
+        {
+            array_push($sku, $model['sku']);
+        }
+        $result = (count($sku) === count(array_unique($sku)));
+        return ($result) ? true : false;
+    }
+}

app/Nova/Actions/CompareActionChangeValues.php

@@ -5,12 +5,12 @@
 namespace App\Nova\Actions;
 
 use App\Models\Retailer;
+use Auth;
 use Illuminate\Bus\Queueable;
 use Illuminate\Queue\InteractsWithQueue;
 use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Cache;
 use Laravel\Nova\Actions\Action;
-use DB;
-use Auth;
 use Laravel\Nova\Fields\ActionFields;
 use Laravel\Nova\Fields\Select;
 use Laravel\Nova\Http\Requests\NovaRequest;
@@ -23,7 +23,7 @@ class CompareActionChangeValues extends Action
 
     public function handle(ActionFields $fields, Collection $models)
     {
-        DB::table('compare')->insert(['user_id' => Auth::user()->id, 'retailer' => $fields->changeModel, 'field' => $fields->changeField]);
+        Cache::add('compare', ['user_id' => Auth::user()->id, 'retailer' => $fields->changeModel, 'field' => $fields->changeField]);
     }
 
     public function fields(NovaRequest $request)

app/Nova/Lenses/CompareProduct.php

@@ -3,16 +3,13 @@
 namespace App\Nova\Lenses;
 
 use App\Models\Retailer;
-use Auth;
-use DB;
-use Laravel\Nova\Fields\ID;
+use App\Models\Product;
+use Illuminate\Support\Facades\Cache;
 use Laravel\Nova\Fields\Select;
 use Laravel\Nova\Fields\Text;
-use Laravel\Nova\Fields\Textarea;
 use Laravel\Nova\Http\Requests\LensRequest;
 use Laravel\Nova\Http\Requests\NovaRequest;
 use Laravel\Nova\Lenses\Lens;
-use Vyuldashev\NovaMoneyField\Money;
 
 class CompareProduct extends Lens
 {
@@ -21,12 +18,12 @@ class CompareProduct extends Lens
 
     public static function query(LensRequest $request, $query)
     {
-        $compare = DB::table('compare')->where('user_id', Auth::user()->id)->first();
-        DB::table('compare')->where('user_id', Auth::user()->id)->delete();
-        self::$comparebelField = $compare->field;
+        $compare = Cache::get('compare');
         if ($compare) {
+            self::$comparebelField = $compare['field'];
+            $existFields = Product::where('retailer_id', $compare['retailer'])->pluck('sku')->all();
             return $request->withOrdering($request->withFilters(
-                $query->where('retailer_id', '!=', $compare->retailer)->orderBy('retailer_id', 'DESC')
+                $query->where('retailer_id', '!=', $compare['retailer'])->whereIn('sku', $existFields)->orderBy('retailer_id', 'DESC')
             ));
         }
         return $request->withOrdering($request->withFilters(
@@ -65,31 +62,7 @@ public function fields(NovaRequest $request)
                     ->rules('required'),
             ];
         }
-        return [
-            Text::make('Name')
-                ->sortable()
-                ->rules('required', 'max:255', 'min:2'),
-
-            Select::make('Retailer', 'retailer_id')
-                ->options(
-                    Retailer::pluck('name', 'id')->all()
-                )
-                ->rules('required')
-                ->placeholder('Choose retailer')
-                ->displayUsingLabels(),
-
-            Text::make('SKU')
-                ->sortable()
-                ->rules('numeric'),
-
-            Money::make('Price')
-                ->sortable()
-                ->rules('required'),
-
-            Textarea::make('Description')
-                ->sortable()
-                ->rules('required'),
-        ];
+        return [];
     }
 
     /**
@@ -122,9 +95,15 @@ public function filters(NovaRequest $request)
      */
     public function actions(NovaRequest $request)
     {
+        if (Cache::get('compare')) {
+            return [
+                new \App\Nova\Actions\ChangeValue(self::$comparebelField),
+            ];
+        }
         return [
             \App\Nova\Actions\CompareActionChangeValues::make()->standalone(),
         ];
+
     }
 
     /**

database/migrations/2022_11_14_141634_create_cache_table.php

+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('cache', function (Blueprint $table) {
+            $table->string('key')->primary();
+            $table->mediumText('value');
+            $table->integer('expiration');
+        });
+
+        Schema::create('cache_locks', function (Blueprint $table) {
+            $table->string('key')->primary();
+            $table->string('owner');
+            $table->integer('expiration');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('cache');
+        Schema::dropIfExists('cache_locks');
+    }
+};