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2026-08-14 22:46:02 +05:30
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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.
+ */
+
+// utils/referenceNumber.util.js
+
+const { referenceNumber  } = require("../models");
+const { sequelize } = require("../models");
+const crypto = require("crypto");
+
+const pad = (num, size = 4) => {
+  return String(num).padStart(size, "0");
+};
+
+const nextSequence = async (sequenceKey, transaction) => {
+  const options = {
+    where: { sequence_key: sequenceKey },
+  };
+
+  // Only add transaction and lock if transaction is provided
+  if (transaction) {
+    options.transaction = transaction;
+    options.lock = transaction.LOCK.UPDATE;
+  }
+
+  let sequence = await referenceNumber.findOne(options);
+
+  if (!sequence) {
+    const createOptions = transaction ? { transaction } : {};
+    
+    sequence = await referenceNumber.create(
+      {
+        id: crypto.randomUUID(),
+        sequence_key: sequenceKey,
+        current_number: 1,
+      },
+      createOptions
+    );
+
+    return 1;
+  }
+
+  sequence.current_number += 1;
+
+  const saveOptions = transaction ? { transaction } : {};
+  await sequence.save(saveOptions);
+
+  return sequence.current_number;
+};
+
+module.exports = { nextSequence, pad };