Should simplify reports.

app/Helpers/Collection/Category.php

@@ -8,7 +8,71 @@
 
 namespace FireflyIII\Helpers\Collection;
 
+use FireflyIII\Models\Category as CategoryModel;
+use Illuminate\Support\Collection;
+
+
+/**
+ * Class Category
+ *
+ * @package FireflyIII\Helpers\Collection
+ */
+class Category
+{
+
+    /** @var  Collection */
+    protected $categories;
+    /** @var float */
+    protected $total = 0;
+
+    /**
+     *
+     */
+    public function __construct()
+    {
+        $this->categories = new Collection;
+    }
+
+    /**
+     * @param CategoryModel $category
+     */
+    public function addCategory(CategoryModel $category)
+    {
+        if ($category->spent > 0) {
+            $this->categories->push($category);
+        }
+    }
+
+    /**
+     * @param float $add
+     */
+    public function addTotal($add)
+    {
+        $this->total += floatval($add);
+    }
+
+    /**
+     * @return Collection
+     */
+    public function getCategories()
+    {
+        $this->categories->sortByDesc(
+            function (CategoryModel $category) {
+                return $category->spent;
+            }
+        );
+
+
+        return $this->categories;
+    }
+
+    /**
+     * @return float
+     */
+    public function getTotal()
+    {
+        return $this->total;
+    }
 
-class Category {
 
 }