Add discount per item for invoice

app/Http/Controllers/Sales/Invoices.php

@@ -77,6 +77,8 @@ class Invoices extends Controller
 
         $date_format = $this->getCompanyDateFormat();
 
+        $discount_location = $invoice->totals->contains($invoice->totals->where('code', 'discount')->first()) ? 'in_totals' : 'per_item';
+
         // Get Invoice Totals
         foreach ($invoice->totals as $invoice_total) {
             $invoice->{$invoice_total->code} = $invoice_total->amount;
@@ -90,7 +92,22 @@ class Invoices extends Controller
             $invoice->grand_total = round($invoice->total - $invoice->paid, $currency->precision);
         }
 
-        return view('sales.invoices.show', compact('invoice', 'accounts', 'currencies', 'currency', 'account_currency_code', 'customers', 'categories', 'payment_methods', 'signed_url', 'date_format'));
+        return view(
+            'sales.invoices.show',
+            compact(
+                'invoice',
+                'accounts',
+                'currencies',
+                'currency',
+                'account_currency_code',
+                'customers',
+                'categories',
+                'payment_methods',
+                'signed_url',
+                'date_format',
+                'discount_location'
+            )
+        );
     }
 
     /**

app/Http/Controllers/Settings/Defaults.php

@@ -27,12 +27,18 @@ class Defaults extends Controller
 
         $payment_methods = Modules::getPaymentMethods();
 
+        $discount_locations = [
+            'in_totals' => trans('settings.default.discount_in_totals'),
+            'per_item' => trans('settings.default.discount_per_item'),
+        ];
+
         return view('settings.default.edit', compact(
             'setting',
             'accounts',
             'currencies',
             'taxes',
-            'payment_methods'
+            'payment_methods',
+            'discount_locations'
         ));
     }
 }