year & month replaced by yearMonth object

app/lib/actions/monthActions.ts

@@ -4,7 +4,7 @@ import { revalidatePath } from 'next/cache';
 import { redirect } from 'next/navigation';
 import clientPromise, { getDbClient } from '../dbClient';
 import { ObjectId } from 'mongodb';
-import { BillingLocation } from '../db-types';
+import { BillingLocation, YearMonth } from '../db-types';
 import { AuthenticatedUser } from '../types/next-auth';
 import { withUser } from '../auth';
 
@@ -16,14 +16,12 @@ import { withUser } from '../auth';
  * @param formData form data
  * @returns 
  */
-export const addMonth = withUser(async (user:AuthenticatedUser, yearString: string, monthString: string) => {
+export const addMonth = withUser(async (user:AuthenticatedUser, { year, month }: YearMonth) => {
     const { id: userId } = user;
 
     // update the bill in the mongodb
     const dbClient = await getDbClient();
 
-    const year = parseInt(yearString);
-    const month = parseInt(monthString);
 
     const prevYear = month === 1 ? year - 1 : year;
     const prevMonth = month === 1 ? 12 : month - 1;
@@ -31,8 +29,10 @@ export const addMonth = withUser(async (user:AuthenticatedUser, yearString: stri
     // find all locations for the previous month
     const prevMonthLocations = await dbClient.collection<BillingLocation>("lokacije").find({
         userId, // make sure that the locations belongs to the user
-        year: prevYear,
-        month: prevMonth,
+        yearMonth: {
+            year: prevYear,
+            month: prevMonth,
+        }
     });
 
     const newMonthLocationsCursor = prevMonthLocations.map((prevLocation) => {
@@ -41,8 +41,10 @@ export const addMonth = withUser(async (user:AuthenticatedUser, yearString: stri
             ...prevLocation,
             // assign a new ID
             _id: (new ObjectId()).toHexString(),
-            year: year,
-            month: month,
+            yearMonth: {
+                year: year,
+                month: month,
+            },
             // copy bill array, but set all bills to unpaid and remove attachments and notes
             bills: prevLocation.bills.map((bill) => {
                 return {