Merge pull request #95 from khalidmaquilang/feature/si-104-display-taxable-amount

SI-104 | Feature | show full amount of the tax

Author: khalidmaquilang

app/Services/SaleService.php

@@ -25,6 +25,8 @@ public function generateInvoice(Sale $sale): BinaryFileResponse
         });
         $currency = $company->getCurrency();
 
+        $taxableAmount = $this->getTaxableAmount($sale->total_amount, $sale->vat);
+
         $html = view('filament.invoice.invoice', [
             'companyName' => $company->name,
             'logo' => $company->getCompanyLogo(),
@@ -42,7 +44,8 @@ public function generateInvoice(Sale $sale): BinaryFileResponse
             'subTotal' => $this->format($subTotal, $currency),
             'shippingFee' => $this->format($sale->shipping_fee, $currency),
             'discount' => $sale->formatted_discount,
-            'vat' => $sale->vat,
+            'vat' => $this->format($sale->total_amount - $taxableAmount, $currency),
+            'vatPercent' => $sale->vat,
             'total' => $this->format($sale->total_amount, $currency),
             'paidAmount' => $this->format($sale->paid_amount, $currency),
             'remainingAmount' => $this->format($sale->remaining_amount, $currency),
@@ -73,4 +76,18 @@ protected function format(int|float $amount, string $currency): string
     {
         return number_format($amount, 2).' '.$currency;
     }
+
+    /**
+     * @param  float  $totalAmount
+     * @param  int  $vat
+     * @return float
+     */
+    protected function getTaxableAmount(float $totalAmount, int $vat): float
+    {
+        if ($vat <= 0) {
+            return 0;
+        }
+
+        return $totalAmount / (1 + ($vat / 100));
+    }
 }

resources/views/filament/invoice/invoice.blade.php

@@ -131,8 +131,8 @@
                                                 <td class="right-align">{{ $shippingFee }}</td>
                                             </tr>
                                             <tr>
-                                                <td colspan="3">VAT</td>
-                                                <td class="right-align">{{ $vat }}%</td>
+                                                <td colspan="3">VAT ({{ $vatPercent }}%)</td>
+                                                <td class="right-align">{{ $vat }}</td>
                                             </tr>
                                             <tr>
                                                 <td colspan="3">Total</td>