Create invoices in XML Format.

app/Http/Controllers/EController.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Http\Option;
+use App\Models\Invoice;
+use Symfony\Component\HttpFoundation\StreamedResponse;
+
+class EController extends Controller
+{
+    public function downloadInvoice(int $id): StreamedResponse
+    {
+        $invoice = Invoice::find($id);
+
+        $taxes = [];
+        foreach ($invoice->items as $item) {
+            if (!isset($taxes[$item->tax])) {
+                $taxes[$item->tax] = ['tax' => 0, 'taxable' => 0];
+            }
+            $taxes[$item->tax]['tax'] += round($item->price * $item->amount * $item->tax / 100, 2, PHP_ROUND_HALF_UP);
+            $taxes[$item->tax]['taxable'] += $item->price * $item->amount;
+         }
+
+        return response()->streamDownload(function () use ($invoice, $taxes) {
+            echo view('xml.invoice', ['invoice' => $invoice, 'options' => Option::optionsAsObject(), 'taxes' => $taxes]);
+        }, 'test.xml', ['Content-Type' => 'application/xml']);
+
+    }
+}

app/Http/Controllers/PdfController.php

@@ -2,8 +2,8 @@
 
 namespace App\Http\Controllers;
 
+use App\Http\Option;
 use App\Models\Invoice;
-use App\Models\Option;
 use Barryvdh\DomPDF\Facade\Pdf;
 use Illuminate\Http\Response;
 
@@ -12,13 +12,7 @@ class PdfController extends Controller
     public function downloadInvoice(int $invoice_id): Response
     {
         $invoice = Invoice::find($invoice_id);
-        $all_options = Option::all(['name', 'value']);
-        $options = new \stdClass();
-        foreach ($all_options as $option) {
-            $key = $option->name;
-            $options->$key = $option->value;
-        }
 
-        return Pdf::loadView('pdfs.invoice', ['invoice' => $invoice->load(['address', 'delivery']), 'options' => $options])->stream();
+        return Pdf::loadView('pdfs.invoice', ['invoice' => $invoice->load(['address', 'delivery']), 'options' => Option::optionsAsObject()])->stream();
     }
 }

app/Http/Option.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Http;
+
+class Option
+{
+    public static function optionsAsObject()
+    {
+        $all_options = \App\Models\Option::all(['name', 'value']);
+        $options = new \stdClass();
+        foreach ($all_options as $option) {
+            $key = $option->name;
+            $options->$key = $option->value;
+        }
+        return $options;
+    }
+}