feat(nestjs): migrate to NestJS

packages/server/src/modules/InventoryCost/utils.ts

@@ -0,0 +1,57 @@
+// @ts-nocheck
+import { chain } from 'lodash';
+import { pick } from 'lodash';
+import { IItemEntryTransactionType } from '../TransactionItemEntry/ItemEntry.types';
+import { TInventoryTransactionDirection } from './types/InventoryCost.types';
+
+/**
+ * Grpups by transaction type and id the inventory transactions.
+ * @param {IInventoryTransaction} invTransactions
+ * @returns
+ */
+export function groupInventoryTransactionsByTypeId(
+  transactions: { transactionType: string; transactionId: number }[],
+): { transactionType: string; transactionId: number }[][] {
+  return chain(transactions)
+    .groupBy((t) => `${t.transactionType}-${t.transactionId}`)
+    .values()
+    .value();
+}
+
+/**
+ * Transforms the items entries to inventory transactions.
+ */
+export function transformItemEntriesToInventory(transaction: {
+  transactionId: number;
+  transactionType: IItemEntryTransactionType;
+  transactionNumber?: string;
+
+  exchangeRate?: number;
+
+  warehouseId: number | null;
+
+  date: Date | string;
+  direction: TInventoryTransactionDirection;
+  entries: IItemEntry[];
+  createdAt: Date;
+}): IInventoryTransaction[] {
+  const exchangeRate = transaction.exchangeRate || 1;
+
+  return transaction.entries.map((entry: IItemEntry) => ({
+    ...pick(entry, ['itemId', 'quantity']),
+    rate: entry.rate * exchangeRate,
+    transactionType: transaction.transactionType,
+    transactionId: transaction.transactionId,
+    direction: transaction.direction,
+    date: transaction.date,
+    entryId: entry.id,
+    createdAt: transaction.createdAt,
+    costAccountId: entry.costAccountId,
+
+    warehouseId: entry.warehouseId || transaction.warehouseId,
+    meta: {
+      transactionNumber: transaction.transactionNumber,
+      description: entry.description,
+    },
+  }));
+}