From 6235112f74a3963912e94bae5eab6a3b0e30059c Mon Sep 17 00:00:00 2001
From: chris <christiansteinle@arcor.de>
Date: Thu, 9 Jan 2025 11:18:12 +0100
Subject: [PATCH] Send invoices by email.

---
 app/Http/Controllers/Api/MailController.php   |  52 ++++++++
 app/Http/Controllers/EController.php          |  41 +++++--
 app/Http/Controllers/InvoiceController.php    |  18 ++-
 app/Http/Controllers/PdfController.php        |  21 +++-
 app/Mail/InvoiceMail.php                      |  63 ++++++++++
 app/Models/Invoice.php                        |  13 +-
 app/TenantMail.php                            |  32 +++++
 lang/de/common.php                            |   5 +
 lang/de/configuration.php                     |   7 ++
 lang/de/form.php                              |   1 +
 lang/de/invoice.php                           |   9 +-
 .../views/components/mail-icon.blade.php      |   3 +
 resources/views/invoice/index.blade.php       |  16 ++-
 resources/views/invoice/mail.blade.php        | 113 ++++++++++++++++++
 resources/views/invoice/show.blade.php        |   1 +
 resources/views/mail/invoice/sent.blade.php   |   3 +
 resources/views/option/index.blade.php        |  91 +++++++++++++-
 routes/api.php                                |   1 +
 routes/web.php                                |   1 +
 19 files changed, 468 insertions(+), 23 deletions(-)
 create mode 100644 app/Http/Controllers/Api/MailController.php
 create mode 100644 app/Mail/InvoiceMail.php
 create mode 100644 app/TenantMail.php
 create mode 100644 resources/views/components/mail-icon.blade.php
 create mode 100644 resources/views/invoice/mail.blade.php
 create mode 100644 resources/views/mail/invoice/sent.blade.php

diff --git a/app/Http/Controllers/Api/MailController.php b/app/Http/Controllers/Api/MailController.php
new file mode 100644
index 0000000..376c4c8
--- /dev/null
+++ b/app/Http/Controllers/Api/MailController.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use App\Mail\InvoiceMail;
+use App\Models\Invoice;
+use App\TenantMail;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Mail\Mailer;
+
+class MailController extends Controller
+{
+    /**
+     * The Mailer used for sending Tenant Mails defined by options.
+     * @var Mailer
+     */
+    protected Mailer $mailer;
+
+    /**
+     * Set the TenantMail::class as mailer for further usage
+     */
+    public function __construct()
+    {
+        $this->mailer = TenantMail::get();
+    }
+
+    /**
+     * Send the invoice mail for the given request.
+     */
+    public function sendInvoice(Request $request): JsonResponse
+    {
+        $invoice = Invoice::find($request->id);
+        $invoiceMail = new InvoiceMail($invoice);
+        $invoiceMail->subject($request->Subject);
+        $invoiceMail->body = $request->Body;
+
+        try {
+            $this->mailer->to($request->To)
+                ->cc($request->Cc)
+                ->Bcc($request->Bcc)
+                ->send($invoiceMail);
+        } catch (\Exception $exception) {
+            return response()->json(['status' => 'error', 'message' => $exception->getMessage()], 500);
+        }
+
+        $invoice->update(['status' => 'sent']);
+
+        return response()->json($invoice);
+    }
+}
diff --git a/app/Http/Controllers/EController.php b/app/Http/Controllers/EController.php
index 85822fb..bd51849 100644
--- a/app/Http/Controllers/EController.php
+++ b/app/Http/Controllers/EController.php
@@ -8,22 +8,45 @@ use Symfony\Component\HttpFoundation\StreamedResponse;
 
 class EController extends Controller
 {
+    /**
+     * Return an invoice as download for the specified resource.
+     */
     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;
-         }
+        $taxes = self::buildTaxes($invoice->items);
 
         return response()->streamDownload(function () use ($invoice, $taxes) {
             echo view('xml.invoice', ['invoice' => $invoice, 'options' => Option::optionsAsObject(), 'taxes' => $taxes]);
         }, 'test.xml', ['Content-Type' => 'application/xml']);
 
     }
+
+    /**
+     * Return a rendered xml invoice as string to build an email attachment from it for the specified resource.
+     */
+    public function attachInvoice(int $id): string
+    {
+        $invoice = Invoice::find($id);
+        $taxes = self::buildTaxes($invoice->items);
+
+        return view('xml.invoice', ['invoice' => $invoice, 'options' => Option::optionsAsObject(), 'taxes' => $taxes])->render();
+    }
+
+    /**
+     * Build taxes for the given invoice items grouped by tax.
+     */
+    private static function buildTaxes($items): array
+    {
+        $taxes = [];
+        foreach ($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 $taxes;
+    }
 }
diff --git a/app/Http/Controllers/InvoiceController.php b/app/Http/Controllers/InvoiceController.php
index 2081732..187d236 100644
--- a/app/Http/Controllers/InvoiceController.php
+++ b/app/Http/Controllers/InvoiceController.php
@@ -3,14 +3,14 @@
 namespace App\Http\Controllers;
 
 use App\Models\Invoice;
-use Illuminate\Http\Request;
+use Illuminate\Contracts\View\View;
 
 class InvoiceController extends Controller
 {
     /**
      * Display a listing of the resource.
      */
-    public function index()
+    public function index(): View
     {
         return view('invoice.index');
     }
@@ -18,7 +18,7 @@ class InvoiceController extends Controller
     /**
      * Show the form for creating a new resource.
      */
-    public function create()
+    public function create(): View
     {
         return view('invoice.create');
     }
@@ -26,7 +26,7 @@ class InvoiceController extends Controller
     /**
      * Display the specified resource.
      */
-    public function show(Invoice $invoice)
+    public function show(Invoice $invoice): View
     {
         return view('invoice.show', ['invoice' => $invoice]);
     }
@@ -38,4 +38,14 @@ class InvoiceController extends Controller
     {
         //
     }
+
+    /**
+     * Show the form for sending the specified invoice.
+     */
+    public function mail(int $id): View
+    {
+        $invoice = Invoice::find($id);
+
+        return view('invoice.mail', ['invoice' => $invoice]);
+    }
 }
diff --git a/app/Http/Controllers/PdfController.php b/app/Http/Controllers/PdfController.php
index 1bbea51..e2e900d 100644
--- a/app/Http/Controllers/PdfController.php
+++ b/app/Http/Controllers/PdfController.php
@@ -9,10 +9,29 @@ use Illuminate\Http\Response;
 
 class PdfController extends Controller
 {
+    /**
+     * Return an invoice as download for the specified resource.
+     */
     public function downloadInvoice(int $invoice_id): Response
+    {
+        return $this->buildInvoicePdf($invoice_id)->stream();
+    }
+
+    /**
+     * Return a rendered pdf invoice as string to build an email attachment from it for the specified resource.
+     */
+    public function attachInvoice(int $invoice_id): string
+    {
+        return $this->buildInvoicePdf($invoice_id)->output();
+    }
+
+    /**
+     * Render the pdf view for the given invoice.
+     */
+    protected function buildInvoicePdf(int $invoice_id): \Barryvdh\DomPDF\PDF
     {
         $invoice = Invoice::find($invoice_id);
 
-        return Pdf::loadView('pdfs.invoice', ['invoice' => $invoice->load(['address', 'delivery']), 'options' => Option::optionsAsObject()])->stream();
+        return Pdf::loadView('pdfs.invoice', ['invoice' => $invoice->load(['address', 'delivery']), 'options' => Option::optionsAsObject()]);
     }
 }
diff --git a/app/Mail/InvoiceMail.php b/app/Mail/InvoiceMail.php
new file mode 100644
index 0000000..8a3a99c
--- /dev/null
+++ b/app/Mail/InvoiceMail.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace App\Mail;
+
+use App\Http\Controllers\EController;
+use App\Http\Controllers\PdfController;
+use App\Models\Invoice;
+use Illuminate\Bus\Queueable;
+use Illuminate\Mail\Attachment;
+use Illuminate\Mail\Mailable;
+use Illuminate\Mail\Mailables\Content;
+use Illuminate\Queue\SerializesModels;
+
+class InvoiceMail extends Mailable
+{
+    use Queueable, SerializesModels;
+
+    public string $body {
+        set {
+            $this->body = $value;
+        }
+    }
+
+    public string $pdf;
+
+    public string $xml;
+
+    /**
+     * Create a new message instance.
+     */
+    public function __construct(protected Invoice $invoice)
+    {
+        $pdf = new PdfController();
+        $this->pdf = $pdf->attachInvoice($invoice->id);
+
+        $xml = new EController();
+        $this->xml = $xml->attachInvoice($invoice->id);
+    }
+
+    /**
+     * Get the message content definition.
+     */
+    public function content(): Content
+    {
+        return new Content(
+            html: 'mail.invoice.sent',
+            with: ['html' => $this->body],
+        );
+    }
+
+    /**
+     * Get the attachments for the message.
+     */
+    public function attachments(): array
+    {
+        return [
+            Attachment::fromData(fn() => $this->pdf, __('invoice.Invoice') . '_' . $this->invoice->number . '.pdf')
+                ->withMime('application/pdf'),
+            Attachment::fromData(fn() => $this->xml, __('invoice.Invoice') . '_' . $this->invoice->number . '.xml')
+                ->withMime('application/xml'),
+        ];
+    }
+}
diff --git a/app/Models/Invoice.php b/app/Models/Invoice.php
index 35f3435..2d21443 100644
--- a/app/Models/Invoice.php
+++ b/app/Models/Invoice.php
@@ -32,9 +32,20 @@ class Invoice extends Model
      */
     protected $appends = [
         'created',
-        'number'
+        'number',
+        'localized_state'
     ];
 
+    /**
+     * Get the invoice state as translated string.
+     *
+     * @return string
+     */
+    public function getLocalizedStateAttribute(): string
+    {
+        return __('invoice.state_' . $this->status);
+    }
+
     /**
      * Get the invoice number formatted
      */
diff --git a/app/TenantMail.php b/app/TenantMail.php
new file mode 100644
index 0000000..a308efc
--- /dev/null
+++ b/app/TenantMail.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App;
+
+use App\Http\Option;
+use Illuminate\Mail\Mailer;
+use Illuminate\Support\Facades\Mail;
+
+class TenantMail
+{
+    /**
+     * Build a tenant-mailer from options
+     *
+     * @return Mailer
+     */
+    public static function get(): Mailer
+    {
+        $options = Option::optionsAsObject();
+        $mailer = Mail::build([
+            'transport' => $options->mail_transport,
+            'host' => $options->mail_host,
+            'port' => $options->mail_port,
+            'encryption' => (property_exists($options, 'mail_encryption')) ? $options->mail_encryption : null,
+            'username' => (property_exists($options, 'mail_encryption')) ? $options->mail_username : null,
+            'password' => (property_exists($options, 'mail_encryption')) ? $options->mail_password : null,
+        ]);
+
+        $mailer->alwaysFrom($options->email, $options->representative);
+
+        return $mailer;
+    }
+}
diff --git a/lang/de/common.php b/lang/de/common.php
index f552101..a35e61f 100644
--- a/lang/de/common.php
+++ b/lang/de/common.php
@@ -33,5 +33,10 @@ return [
     'Email Password Reset Link' => 'Email Passwort-Reset Link',
     'Forgot your password? No problem. Just let us know your email address and we will email you a password reset link that will allow you to choose a new one.' => 'Passwort vergessen? Kein Problem. Teilen Sie uns einfach Ihre E-Mail-Adresse mit und wir senden Ihnen per E-Mail einen Link zum Zurücksetzen Ihres Passworts, mit dem Sie ein neues Passwort auswählen können.',
     'Date' => 'Datum',
+    'Email-To' => 'An',
+    'Email-Bcc' => 'Bcc',
+    'Email-Cc' => 'Cc',
+    'Email-Subject' => 'Betreff',
+    'Email-Body' => 'Nachricht',
 
 ];
diff --git a/lang/de/configuration.php b/lang/de/configuration.php
index fb79dd7..f29571b 100644
--- a/lang/de/configuration.php
+++ b/lang/de/configuration.php
@@ -44,5 +44,12 @@ return [
     'Color' => 'Farbe',
     'Company logo' => 'Firmenlogo',
     'Activity' => 'Tätigkeitsfeld',
+    'Mail delivery' => 'E-Mail Versand',
+    'Mail transport' => 'Versand Typ',
+    'Mail host' => 'Server Adresse',
+    'Mail port' => 'Port',
+    'Mail encryption' => 'Verschlüsselung',
+    'Mail username' => 'Benutzername',
+    'Mail password' => 'Passwort',
 
 ];
diff --git a/lang/de/form.php b/lang/de/form.php
index dbb1736..29fb22f 100644
--- a/lang/de/form.php
+++ b/lang/de/form.php
@@ -19,5 +19,6 @@ return [
     'SaveAndContinue' => 'Speichern und Weiter',
     'Saved' => 'Gespeichert',
     'Cancel' => 'Abbrechen',
+    'Send' => 'Senden',
 
 ];
diff --git a/lang/de/invoice.php b/lang/de/invoice.php
index ed76e91..5cd2683 100644
--- a/lang/de/invoice.php
+++ b/lang/de/invoice.php
@@ -43,6 +43,13 @@ return [
     'Item total price short' => 'G-Preis',
     'Net long' => 'Netto zuzüglich MwSt.',
     'Gross long' => 'Gesamtpreis inkl. gesetzlicher MwSt.',
-    'Final sentence' => 'Bitte überweisen Sie den fälligen Rechnungsbetrag in Höhe von :sum bis spätestens :date auf das unten genannte Konto.'
+    'Final sentence' => 'Bitte überweisen Sie den fälligen Rechnungsbetrag in Höhe von :sum bis spätestens :date auf das unten genannte Konto.',
+    'state_created' => 'Erstellt',
+    'state_sent' => 'Gesendet',
+    'Mail' => 'E-Mail',
+    'Send email to your customer with attachments.' => 'E-Mail mit Anlagen an den Kunden versenden.',
+    'Invoice body' => 'Sehr geehrte Kundin, sehr geehrter Kunde\n\nim Anhang erhalten Sie die Rechnung :invoice_number.\n\nMit freundlichen Grüßen',
+    'Send Pdf' => 'Rechnung als Pdf versenden',
+    'Send Xml' => 'Rechnung als Xml versenden',
 
 ];
diff --git a/resources/views/components/mail-icon.blade.php b/resources/views/components/mail-icon.blade.php
new file mode 100644
index 0000000..a467ac9
--- /dev/null
+++ b/resources/views/components/mail-icon.blade.php
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" {{ $attributes->merge(['class' => 'size-8 p-1']) }}>
+    <path stroke-linecap="round" stroke-linejoin="round" d="M21.75 6.75v10.5a2.25 2.25 0 0 1-2.25 2.25h-15a2.25 2.25 0 0 1-2.25-2.25V6.75m19.5 0A2.25 2.25 0 0 0 19.5 4.5h-15a2.25 2.25 0 0 0-2.25 2.25m19.5 0v.243a2.25 2.25 0 0 1-1.07 1.916l-7.5 4.615a2.25 2.25 0 0 1-2.36 0L3.32 8.91a2.25 2.25 0 0 1-1.07-1.916V6.75" />
+</svg>
diff --git a/resources/views/invoice/index.blade.php b/resources/views/invoice/index.blade.php
index a9776a9..a59c4d3 100644
--- a/resources/views/invoice/index.blade.php
+++ b/resources/views/invoice/index.blade.php
@@ -55,18 +55,22 @@
                                     <div class="w-1/6" x-text="invoice.number"></div>
                                     <div class="w-1/6" x-text="invoice.address.name"></div>
                                     <div class="w-1/4" x-text="invoice.address.email"></div>
-                                    <div class="w-1/12" x-text="invoice.status"></div>
-                                    <div class="w-1/6 text-right" x-text="invoice.sum"></div>
+                                    <div class="w-1/12" x-text="invoice.localized_state"></div>
+                                    <div class="w-1/6 text-right" x-text="invoice.sum + ' €'"></div>
                                     <div class="w-1/6 text-right" x-text="invoice.created"></div>
                                 </summary>
                             </details>
                         </template>
 
-                        <div class="grid grid-cols-2 border-t-2">
-                            <div>{{ __('invoice.Sum') }}</div>
-                            <div x-text="sum"></div>
+                        <div class="w-full  border-t-2"></div>
+
+                        <div class="w-1/2 grid grid-cols-2">
+                            <div>{{ __('invoice.Net') }}</div>
+                            <div class="text-right" x-text="(sum - tax).toFixed(2) + ' €'"></div>
                             <div>{{ __('invoice.Tax') }}</div>
-                            <div x-text="tax"></div>
+                            <div class="text-right" x-text="tax + ' €'"></div>
+                            <div class="font-bold">{{ __('invoice.Sum') }}</div>
+                            <div class="font-bold text-right" x-text="sum + ' €'"></div>
                         </div>
 
                     </section>
diff --git a/resources/views/invoice/mail.blade.php b/resources/views/invoice/mail.blade.php
new file mode 100644
index 0000000..02f7c5e
--- /dev/null
+++ b/resources/views/invoice/mail.blade.php
@@ -0,0 +1,113 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex flex-row w-full">
+            <h2 class="grow font-semibold text-xl text-gray-800 dark:text-gray-200 leading-tight">
+                {{ __('invoice.Invoice') }} {{ $invoice->number }}
+            </h2>
+        </div>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8 space-y-6">
+            <!-- Customer data -->
+            <div class="p-4 sm:p-8 bg-white dark:bg-gray-800 shadow sm:rounded-lg">
+                <div class="max-w" x-data="mailForm">
+                    <section>
+                        <header>
+                            <h2 class="text-lg font-medium text-gray-900 dark:text-gray-100">
+                                {{ __('invoice.Mail') }}
+                            </h2>
+                            <p class="mt-1 text-sm text-gray-600 dark:text-gray-400">
+                                {{ __("invoice.Send email to your customer with attachments.") }}
+                            </p>
+                        </header>
+
+                        <form class="mt-6 space-y-6" @submit.prevent="">
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="To" :value="__('common.Email-To')" class="w-1/4"/>
+                                <x-text-input id="To" name="To" type="email" class="mt-1 block w-full"
+                                              :value="old('To')" required multiple autocomplete="To"
+                                              x-model="data.To"/>
+                            </div>
+
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="Cc" :value="__('common.Email-Cc')" class="w-1/4"/>
+                                <x-text-input id="Cc" name="Cc" type="email" class="mt-1 block w-full"
+                                              :value="old('Cc')" multiple autocomplete="Cc"
+                                              x-model="data.Cc"/>
+                            </div>
+
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="Bcc" :value="__('common.Email-Bcc')" class="w-1/4"/>
+                                <x-text-input id="Bcc" name="Bcc" type="email" class="mt-1 block w-full"
+                                              :value="old('Bcc')" multiple autocomplete="Bcc"
+                                              x-model="data.Bcc"/>
+                            </div>
+
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="Subject" :value="__('common.Email-Subject')" class="w-1/4"/>
+                                <x-text-input id="Subject" name="Subject" type="text" class="mt-1 block w-full"
+                                              :value="old('Subject')" required autocomplete="Subject"
+                                              x-model="data.Subject"/>
+                            </div>
+
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="Body" :value="__('common.Email-Body')" class="w-1/4"/>
+                                <textarea rows="10" id="Body" name="Body" class="border-gray-300 dark:border-gray-700 dark:bg-gray-900 dark:text-gray-300 focus:border-indigo-500 dark:focus:border-indigo-600 focus:ring-indigo-500 dark:focus:ring-indigo-600 rounded-md shadow-sm mt-1 block w-full"
+                                              required autocomplete="Body"
+                                              x-model="data.Body"></textarea>
+                            </div>
+
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="Pdf" :value="__('invoice.Send Pdf')" class="w-1/4"/>
+                                <x-text-input id="Pdf" name="Pdf" x-model="data.Pdf" type="checkbox"/>
+                                <x-pdf-icon class="text-gray-800 cursor-pointer" onclick="window.open('/invoice/{{ $invoice->id }}/pdf-download', '_blank', 'popup=true')"/>
+                            </div>
+
+                            <div class="flex flex-row items-center">
+                                <x-input-label for="Xml" :value="__('invoice.Send Xml')" class="w-1/4"/>
+                                <x-text-input id="Xml" name="Xml" x-model="data.Xml" type="checkbox"/>
+                                <x-e-icon class="cursor-pointer" onclick="window.open('/invoice/{{ $invoice->id }}/xml-download', '_blank', 'popup=true')"/>
+                            </div>
+
+                            <div class="flex items-center gap-4" x-show="!sent">
+                                <x-primary-button @click="submit">{{ __('form.Send') }}</x-primary-button>
+                            </div>
+
+                        </form>
+                    </section>
+                </div>
+            </div>
+        </div>
+    </div>
+
+</x-app-layout>
+
+<script>
+    function mailForm() {
+        return {
+            data: {
+                id: {{ $invoice->id }},
+                To: '{{ $invoice->customer->email }}',
+                Cc: '{{ $invoice->address->email }}',
+                Bcc: '',
+                Subject: '{{ __('invoice.Invoice') . ' ' . $invoice->number }}',
+                Body: '{{ __('invoice.Invoice body', ['invoice_number' => $invoice->number]) }}',
+                Pdf: true,
+                Xml: true,
+            },
+            sent: false,
+
+            submit() {
+                this.sent = true;
+                axios.post('/sendInvoice', this.data)
+                    .then(function (response) {
+                        console.log(response);
+                    }).catch(function(error) {
+                        console.log(error);
+                })
+                console.log(this.data);
+            }
+        }
+    }
+</script>
diff --git a/resources/views/invoice/show.blade.php b/resources/views/invoice/show.blade.php
index 4229406..f9f9629 100644
--- a/resources/views/invoice/show.blade.php
+++ b/resources/views/invoice/show.blade.php
@@ -5,6 +5,7 @@
                 {{ __('invoice.Invoice') }} {{ $invoice->number }}
             </h2>
             <p class="relative flex flex-row">
+                <x-mail-icon class="cursor-pointer mr-4" onclick="window.location.href = '{{ route('invoice.mail', $invoice->id) }}'"/>
                 <x-pdf-icon class="text-gray-800 cursor-pointer" onclick="window.open('/invoice/{{ $invoice->id }}/pdf-download', '_blank', 'popup=true')"/>
                 <x-e-icon class="cursor-pointer" onclick="window.open('/invoice/{{ $invoice->id }}/xml-download', '_blank', 'popup=true')"/>
             </p>
diff --git a/resources/views/mail/invoice/sent.blade.php b/resources/views/mail/invoice/sent.blade.php
new file mode 100644
index 0000000..40fb867
--- /dev/null
+++ b/resources/views/mail/invoice/sent.blade.php
@@ -0,0 +1,3 @@
+<body>
+{!! nl2br($html) !!}
+</body>
diff --git a/resources/views/option/index.blade.php b/resources/views/option/index.blade.php
index 8653ae4..ddb9fe6 100644
--- a/resources/views/option/index.blade.php
+++ b/resources/views/option/index.blade.php
@@ -199,7 +199,7 @@
                 </div>
             </div>
 
-            <!-- correspondence -->
+            <!-- Correspondence -->
             <div class="p-4 sm:p-8 bg-white dark:bg-gray-800 shadow sm:rounded-lg">
                 <div class="max-w">
                     <section>
@@ -233,6 +233,95 @@
                 </div>
             </div>
 
+            <!-- Mail derlivery -->
+            <!--
+                'transport' => $options->mail_transport,
+                'host' => $options->mail_host,
+                'port' => $options->mail_port,
+                'encryption' => $options->mail_encryption,
+                'username' => $options->mail_username,
+                'password' => $options->mail_password,
+            -->
+            <div class="p-4 sm:p-8 bg-white dark:bg-gray-800 shadow sm:rounded-lg">
+                <div class="max-w">
+                    <section>
+                        <details>
+                            <summary class="text-lg font-medium text-gray-900 dark:text-gray-100 cursor-pointer">
+                                {{ __('configuration.Mail delivery') }}
+                            </summary>
+                            <form class="mt-6 space-y-2" @submit.prevent="">
+                                <div class="flex flex-row items-center">
+                                    <x-input-label class="w-1/4" for="mail_transport"
+                                                   :value="__('configuration.Mail transport')"/>
+                                    <x-text-input id="mail_transport" name="mail_transport" type="text"
+                                                  class="mt-1 block w-full"
+                                                  :value="old('mail_transport')" autofocus
+                                                  placeholder="smtp"
+                                                  autocomplete="mail_transport"
+                                                  x-model="options.mail_transport"/>
+                                </div>
+
+                                <div class="flex flex-row items-center">
+                                    <x-input-label class="w-1/4" for="mail_host"
+                                                   :value="__('configuration.Mail host')"/>
+                                    <x-text-input id="mail_host" name="mail_host" type="text"
+                                                  class="mt-1 block w-full"
+                                                  :value="old('mail_host')" autofocus
+                                                  placeholder="mail.example.com"
+                                                  autocomplete="mail_host"
+                                                  x-model="options.mail_host"/>
+                                </div>
+
+                                <div class="flex flex-row items-center">
+                                    <x-input-label class="w-1/4" for="mail_port"
+                                                   :value="__('configuration.Mail port')"/>
+                                    <x-text-input id="mail_port" name="mail_port" type="text"
+                                                  class="mt-1 block w-full"
+                                                  :value="old('mail_port')" autofocus
+                                                  placeholder="587"
+                                                  autocomplete="mail_port"
+                                                  x-model="options.mail_port"/>
+                                </div>
+
+                                <div class="flex flex-row items-center">
+                                    <x-input-label class="w-1/4" for="mail_encryption"
+                                                   :value="__('configuration.Mail encryption')"/>
+                                    <x-text-input id="mail_encryption" name="mail_encryption" type="text"
+                                                  class="mt-1 block w-full"
+                                                  :value="old('mail_encryption')" autofocus
+                                                  placeholder="tls"
+                                                  autocomplete="mail_encryption"
+                                                  x-model="options.mail_encryption"/>
+                                </div>
+
+                                <div class="flex flex-row items-center">
+                                    <x-input-label class="w-1/4" for="mail_username"
+                                                   :value="__('configuration.Mail username')"/>
+                                    <x-text-input id="mail_username" name="mail_username" type="text"
+                                                  class="mt-1 block w-full"
+                                                  :value="old('mail_username')" autofocus
+                                                  placeholder="Username"
+                                                  autocomplete="mail_username"
+                                                  x-model="options.mail_username"/>
+                                </div>
+
+                                <div class="flex flex-row items-center">
+                                    <x-input-label class="w-1/4" for="mail_password"
+                                                   :value="__('configuration.Mail password')"/>
+                                    <x-text-input id="mail_password" name="mail_password" type="password"
+                                                  class="mt-1 block w-full"
+                                                  :value="old('mail_password')" autofocus
+                                                  autocomplete="mail_password"
+                                                  x-model="options.mail_password"/>
+                                </div>
+
+                            </form>
+                        </details>
+                    </section>
+                </div>
+            </div>
+
+
             <div class="flex items-center gap-4">
                 <x-primary-button @click="submit">{{ __('form.Save') }}</x-primary-button>
             </div>
diff --git a/routes/api.php b/routes/api.php
index 63ab152..a3ac8b0 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -29,6 +29,7 @@ Route::group(['as' => 'api.'], function () {
         Route::apiResource('/invoice.item', InvoiceItemController::class)->shallow();
         Route::get('/option', [OptionController::class, 'index'])->name('option.index');
         Route::post('/option', [OptionController::class, 'store'])->name('option.store');
+        Route::post('/sendInvoice', [\App\Http\Controllers\Api\MailController::class, 'sendInvoice'])->name('sendInvoice');
     });
 
 });
diff --git a/routes/web.php b/routes/web.php
index c57574f..8739c22 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -28,6 +28,7 @@ Route::middleware('auth')->group(function () {
     Route::get('/option', [OptionController::class, 'index'])->name('option.index');
     Route::get('/invoice/{id}/pdf-download', [PdfController::class, 'downloadInvoice'])->name('invoice.pdfDownload');
     Route::get('/invoice/{id}/xml-download', [EController::class, 'downloadInvoice'])->name('invoice.eDownload');
+    Route::get('/invoice/{id}/mail', [InvoiceController::class, 'mail'])->name('invoice.mail');
 });
 
 require __DIR__.'/auth.php';