monthly budget, monthly report, unified report calculation (#2684)

src/Model/BudgetStatisticModelInterface.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Model;
+
+/**
+ * @internal do not use in plugins, no BC promise given!
+ */
+interface BudgetStatisticModelInterface
+{
+    public function isMonthlyBudget(): bool;
+
+    public function hasTimeBudget(): bool;
+
+    public function getTimeBudget(): int;
+
+    public function getTimeBudgetSpent(): int;
+
+    public function hasBudget(): bool;
+
+    public function getBudget(): float;
+
+    public function getBudgetSpent(): float;
+}