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app/logic/documents/builders/invoice.builder.js

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+/**
+ * Copyright (c) 2026 Niolla
+ * All rights reserved.
+ *
+ * This source code is proprietary and confidential.
+ * Unauthorized copying, modification, distribution, or use
+ * of this file, via any medium, is strictly prohibited.
+ */
+
+// app/logic/documents/builders/invoice.builder.js
+
+module.exports = {
+  sheetName: "Invoice",
+
+  build: async (worksheet, data) => {
+    worksheet.addRow(["INVOICE"]).font = {
+      bold: true,
+      size: 18,
+    };
+
+    worksheet.addRow([]);
+
+    worksheet.addRow(["Invoice No", data.invoiceNo]);
+    worksheet.addRow(["Customer", data.customerName]);
+    worksheet.addRow(["Date", data.date]);
+
+    worksheet.addRow([]);
+
+    const header = worksheet.addRow([
+      "Description",
+      "Qty",
+      "Rate",
+      "Amount",
+    ]);
+
+    header.font = { bold: true };
+
+    let total = 0;
+
+    (data.items || []).forEach((item) => {
+      const amount = item.qty * item.rate;
+
+      total += amount;
+
+      worksheet.addRow([
+        item.description,
+        item.qty,
+        item.rate,
+        amount,
+      ]);
+    });
+
+    worksheet.addRow([]);
+
+    worksheet.addRow([
+      "",
+      "",
+      "TOTAL",
+      total,
+    ]).font = {
+      bold: true,
+    };
+  },
+};

app/logic/documents/builders/precost.builder.js

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+/**
+ * Copyright (c) 2026 Niolla
+ * All rights reserved.
+ *
+ * This source code is proprietary and confidential.
+ * Unauthorized copying, modification, distribution, or use
+ * of this file, via any medium, is strictly prohibited.
+ */
+
+// app/logic/documents/builders/precost.builder.js
+
+module.exports = {
+  sheetName: "PreCost Estimate",
+
+  build: async (worksheet, data) => {
+    worksheet.addRow(["PreCost Estimate"]).font = {
+      bold: true,
+      size: 16,
+    };
+
+    worksheet.addRow([]);
+
+    worksheet.addRow([
+      "Customer",
+      data.customerName || "",
+    ]);
+
+    worksheet.addRow([]);
+
+    const header = worksheet.addRow([
+      "Item",
+      "Description",
+      "Qty",
+      "Unit Price",
+      "Total",
+    ]);
+
+    header.font = { bold: true };
+
+    let total = 0;
+
+    (data.items || []).forEach((item) => {
+      const rowTotal = item.quantity * item.unit_price;
+
+      total += rowTotal;
+
+      worksheet.addRow([
+        item.item_name,
+        item.customer_remark ,
+        item.quantity,
+        item.unit_price,
+        rowTotal,
+      ]);
+    });
+
+    worksheet.addRow([]);
+
+    worksheet.addRow([
+      "",
+      "",
+      "",
+      "Grand Total",
+      total,
+    ]).font = {
+      bold: true,
+    };
+  },
+};