Add connection test to database hosts (#410)

* add connection test to database hosts

* fix phpstan

app/Filament/Resources/DatabaseHostResource/Pages/CreateDatabaseHost.php

@@ -3,10 +3,14 @@
 namespace App\Filament\Resources\DatabaseHostResource\Pages;
 
 use App\Filament\Resources\DatabaseHostResource;
+use App\Services\Databases\Hosts\HostCreationService;
 use Filament\Resources\Pages\CreateRecord;
 use Filament\Forms;
 use Filament\Forms\Components\Section;
 use Filament\Forms\Form;
+use Filament\Notifications\Notification;
+use Illuminate\Database\Eloquent\Model;
+use PDOException;
 
 class CreateDatabaseHost extends CreateRecord
 {
@@ -79,11 +83,30 @@ class CreateDatabaseHost extends CreateRecord
         return [
             $this->getCreateFormAction()->formId('form'),
         ];
-
     }
+
     protected function getFormActions(): array
     {
         return [];
     }
 
+    protected function handleRecordCreation(array $data): Model
+    {
+        return resolve(HostCreationService::class)->handle($data);
+    }
+
+    public function exception($e, $stopPropagation): void
+    {
+        if ($e instanceof PDOException) {
+            Notification::make()
+                ->title('Error connecting to database host')
+                ->body($e->getMessage())
+                ->color('danger')
+                ->icon('tabler-database')
+                ->danger()
+                ->send();
+
+            $stopPropagation();
+        }
+    }
 }

app/Filament/Resources/DatabaseHostResource/Pages/EditDatabaseHost.php

@@ -4,11 +4,15 @@ namespace App\Filament\Resources\DatabaseHostResource\Pages;
 
 use App\Filament\Resources\DatabaseHostResource;
 use App\Models\DatabaseHost;
+use App\Services\Databases\Hosts\HostUpdateService;
 use Filament\Actions;
 use Filament\Resources\Pages\EditRecord;
 use Filament\Forms;
 use Filament\Forms\Components\Section;
 use Filament\Forms\Form;
+use Filament\Notifications\Notification;
+use Illuminate\Database\Eloquent\Model;
+use PDOException;
 
 class EditDatabaseHost extends EditRecord
 {
@@ -90,4 +94,24 @@ class EditDatabaseHost extends EditRecord
             DatabaseHostResource\RelationManagers\DatabasesRelationManager::class,
         ];
     }
+
+    protected function handleRecordUpdate($record, array $data): Model
+    {
+        return resolve(HostUpdateService::class)->handle($record->id, $data);
+    }
+
+    public function exception($e, $stopPropagation): void
+    {
+        if ($e instanceof PDOException) {
+            Notification::make()
+                ->title('Error connecting to database host')
+                ->body($e->getMessage())
+                ->color('danger')
+                ->icon('tabler-database')
+                ->danger()
+                ->send();
+
+            $stopPropagation();
+        }
+    }
 }

app/Services/Databases/Hosts/HostCreationService.php

@@ -33,13 +33,13 @@ class HostCreationService
                 'host' => array_get($data, 'host'),
                 'port' => array_get($data, 'port'),
                 'username' => array_get($data, 'username'),
-                'max_databases' => null,
+                'max_databases' => array_get($data, 'max_databases'),
                 'node_id' => array_get($data, 'node_id'),
             ]);
 
             // Confirm access using the provided credentials before saving data.
             $this->dynamic->set('dynamic', $host);
-            $this->databaseManager->connection('dynamic')->select('SELECT 1 FROM dual');
+            $this->databaseManager->connection('dynamic')->getPdo();
 
             return $host;
         });

app/Services/Databases/Hosts/HostUpdateService.php

@@ -24,18 +24,21 @@ class HostUpdateService
      *
      * @throws \Throwable
      */
-    public function handle(int $hostId, array $data): DatabaseHost
+    public function handle(DatabaseHost|int $host, array $data): DatabaseHost
     {
+        if (!$host instanceof DatabaseHost) {
+            $host = DatabaseHost::query()->findOrFail($host);
+        }
+
         if (empty(array_get($data, 'password'))) {
             unset($data['password']);
         }
 
-        return $this->connection->transaction(function () use ($data, $hostId) {
+        return $this->connection->transaction(function () use ($data, $host) {
-            /** @var DatabaseHost $host */
-            $host = DatabaseHost::query()->findOrFail($hostId);
             $host->update($data);
+
             $this->dynamic->set('dynamic', $host);
-            $this->databaseManager->connection('dynamic')->select('SELECT 1 FROM dual');
+            $this->databaseManager->connection('dynamic')->getPdo();
 
             return $host;
         });