feat: hook up branding templates to invoices

packages/server/src/services/Sales/Invoices/utils.ts

@@ -0,0 +1,43 @@
+import { pickBy } from 'lodash';
+import { InvoicePdfTemplateAttributes, ISaleInvoice } from '@/interfaces';
+
+export const mergePdfTemplateWithDefaultAttributes = (
+  brandingTemplate?: Record<string, any>,
+  defaultAttributes: Record<string, any> = {}
+) => {
+  const brandingAttributes = pickBy(
+    brandingTemplate,
+    (val, key) => val !== null && Object.keys(defaultAttributes).includes(key)
+  );
+
+  return {
+    ...defaultAttributes,
+    ...brandingAttributes,
+  };
+};
+
+export const transformInvoiceToPdfTemplate = (
+  invoice: ISaleInvoice
+): Partial<InvoicePdfTemplateAttributes> => {
+  return {
+    dueDate: invoice.dueDateFormatted,
+    dateIssue: invoice.invoiceDateFormatted,
+    invoiceNumber: invoice.invoiceNo,
+
+    total: invoice.totalFormatted,
+    subtotal: invoice.subtotalFormatted,
+    paymentMade: invoice.paymentAmountFormatted,
+    balanceDue: invoice.balanceAmountFormatted,
+
+    termsConditions: invoice.termsConditions,
+    statement: invoice.invoiceMessage,
+
+    lines: invoice.entries.map((entry) => ({
+      item: entry.item.name,
+      description: entry.description,
+      rate: entry.rateFormatted,
+      quantity: entry.quantityFormatted,
+      total: entry.totalFormatted,
+    })),
+  };
+};