Add contract management and invoice settings pages

- Created a new Blade view for managing brand contracts with forms for adding and editing contracts, including client and category selection.
- Implemented success message notifications for contract actions.
- Added a new Blade view for invoice settings, allowing customization of invoice number format, header branding, and default values for new invoices.
- Introduced a new PDF view for generating rate cards with customizable styles based on user profile settings.
- Developed a profile management page for rate cards, enabling users to update their identity, appearance, and visibility settings.

app/Services/InvoiceService.php

@@ -6,6 +6,7 @@ namespace App\Services;
 
 use App\Models\Invoice;
 use App\Models\InvoiceItem;
+use App\Models\InvoiceSettings;
 use Barryvdh\DomPDF\Facade\Pdf;
 use Illuminate\Http\Response;
 
@@ -22,7 +23,8 @@ final class InvoiceService
         ]);
 
         foreach ($items as $item) {
-            $item['total'] = $item['quantity'] * $item['unit_price'];
+            $item['total']      = $item['quantity'] * $item['unit_price'];
+            $item['is_taxable'] = isset($item['is_taxable']) && $item['is_taxable'] ? true : false;
             $invoice->items()->create($item);
         }
 
@@ -37,7 +39,8 @@ final class InvoiceService
         $invoice->items()->delete();
 
         foreach ($items as $item) {
-            $item['total'] = $item['quantity'] * $item['unit_price'];
+            $item['total']      = $item['quantity'] * $item['unit_price'];
+            $item['is_taxable'] = isset($item['is_taxable']) && $item['is_taxable'] ? true : false;
             $invoice->items()->create($item);
         }
 
@@ -49,8 +52,9 @@ final class InvoiceService
     public function generatePdf(Invoice $invoice): Response
     {
         $invoice->load('client', 'items');
+        $invoiceSettings = InvoiceSettings::instance();
 
-        $pdf = Pdf::loadView('invoices.pdf', compact('invoice'));
+        $pdf = Pdf::loadView('invoices.pdf', compact('invoice', 'invoiceSettings'));
         $pdf->setPaper('A4', 'portrait');
 
         return $pdf->download("invoice-{$invoice->invoice_number}.pdf");