Added discounts to invoices

src/pdf/generateInvoicePDF.ts

@@ -40,6 +40,9 @@ interface Invoice {
   dueDate: Date;
   currency: string;
   subtotal: number;
+  discountValue: number | null;
+  discountType: string | null;
+  discountAmount: number | null;
   taxRate: number | null;
   taxAmount: number;
   total: number;
@@ -503,6 +506,24 @@ export function createInvoiceDocument(props: InvoiceDocumentProps) {
                   formatCurrency(invoice.subtotal),
                 ),
               ]),
+              (invoice.discountAmount ?? 0) > 0
+                ? h(View, { style: styles.totalRow }, [
+                    h(
+                      Text,
+                      { style: styles.totalLabel },
+                      `Discount${
+                        invoice.discountType === "percentage"
+                          ? ` (${invoice.discountValue}%)`
+                          : ""
+                      }`,
+                    ),
+                    h(
+                      Text,
+                      { style: styles.totalValue },
+                      `-${formatCurrency(invoice.discountAmount ?? 0)}`,
+                    ),
+                  ])
+                : null,
               (invoice.taxRate ?? 0) > 0
                 ? h(View, { style: styles.totalRow }, [
                     h(