Feat: Add filter toggle and info about active filters for teamer

src/Model/AssignmentFilterDto.php

@@ -24,6 +24,27 @@ class AssignmentFilterDto
         $this->reset = $reset;
     }
 
+    public function isActive(): bool
+    {
+        return $this->getActiveFiltersCount() > 0;
+    }
+
+    public function getActiveFiltersCount(): int
+    {
+        $freshInstance = new static();
+        $filterCount = 0;
+        $reflection = new \ReflectionClass(static::class);
+
+        foreach ($reflection->getProperties() as $property) {
+            $name = $property->getName();
+            if ($this->$name !== $freshInstance->$name) {
+                ++$filterCount;
+            }
+        }
+
+        return $filterCount;
+    }
+
     public function getDateFrom(): ?\DateTimeImmutable
     {
         return $this->dateFrom;