global storage-providers, notification channels and server providers (#247)

app/Models/StorageProvider.php

@@ -2,6 +2,7 @@
 
 namespace App\Models;
 
+use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasMany;
@@ -12,6 +13,7 @@
  * @property string $provider
  * @property array $credentials
  * @property User $user
+ * @property int $project_id
  */
 class StorageProvider extends AbstractModel
 {
@@ -22,11 +24,13 @@ class StorageProvider extends AbstractModel
         'profile',
         'provider',
         'credentials',
+        'project_id',
     ];
 
     protected $casts = [
         'user_id' => 'integer',
         'credentials' => 'encrypted:array',
+        'project_id' => 'integer',
     ];
 
     public function user(): BelongsTo
@@ -45,4 +49,16 @@ public function backups(): HasMany
     {
         return $this->hasMany(Backup::class, 'storage_id');
     }
+
+    public function project(): BelongsTo
+    {
+        return $this->belongsTo(Project::class);
+    }
+
+    public static function getByProjectId(int $projectId): Builder
+    {
+        return self::query()
+            ->where('project_id', $projectId)
+            ->orWhereNull('project_id');
+    }
 }