added basic invoice rendering #97 #93 (#99)

src/Invoice/ServiceInvoice.php

@@ -0,0 +1,106 @@
+<?php
+
+/*
+ * This file is part of the Kimai package.
+ *
+ * (c) Kevin Papst <kevin@kevinpapst.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Invoice;
+
+/**
+ * A service to manage the invoice configuration:
+ * - invoice number generator
+ * - invoice sum calculator
+ * - template renderer
+ *
+ * @author Kevin Papst <kevin@kevinpapst.de>
+ */
+class ServiceInvoice
+{
+    /**
+     * @var array
+     */
+    protected $config = [];
+
+    /**
+     * ServiceInvoice constructor.
+     * @param array $invoiceConfig
+     */
+    public function __construct(array $invoiceConfig)
+    {
+        $this->config = $invoiceConfig;
+    }
+
+    /**
+     * @return array
+     */
+    public function getNumberGenerator()
+    {
+        return $this->config['number_generator'];
+    }
+
+    /**
+     * @param string $name
+     * @return NumberGeneratorInterface|null
+     */
+    public function getNumberGeneratorByName(string $name)
+    {
+        foreach ($this->getNumberGenerator() as $key => $class) {
+            if ($key === $name) {
+                return new $class();
+            }
+        }
+        return null;
+    }
+
+    /**
+     * @return array
+     */
+    public function getCalculator()
+    {
+        return $this->config['calculator'];
+    }
+
+    /**
+     * @param string $name
+     * @return CalculatorInterface|null
+     */
+    public function getCalculatorByName(string $name)
+    {
+        foreach ($this->getCalculator() as $key => $class) {
+            if ($key === $name) {
+                return new $class();
+            }
+        }
+        return null;
+    }
+
+    /**
+     * Returns an array of invoice renderer, which will consist of a unique name and a controller action.
+     *
+     * @return array
+     * @throws \Exception
+     */
+    public function getRenderer()
+    {
+        return $this->config['renderer'];
+    }
+
+    /**
+     * @param $renderer
+     * @return string|null
+     */
+    public function getRendererActionByName($renderer)
+    {
+        foreach ($this->config['renderer'] as $name => $action) {
+            if ($name == $renderer) {
+                return $action;
+            }
+        }
+        return null;
+    }
+}