✨ Added support to pluggy date correction based on installments (#8380)

* Added support to pluggy date correction based on installments

* md

* Update packages/sync-server/src/app-pluggyai/app-pluggyai.js

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

* date now considers instalments, originalDate is the date without it

* creating new instance instead of same obj

* code review

* aligning to code review

* simpler

---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

packages/desktop-client/src/components/banksync/EditSyncAccount.tsx

@@ -45,6 +45,7 @@ const mappableFields: MappableField[] = [
       'booking_date',
       'value_date',
       'transaction_date',
+      'originalDate',
     ],
   },
   {

packages/sync-server/src/app-pluggyai/app-pluggyai.js

@@ -137,6 +137,9 @@ app.post(
         newTrans.transactionId = trans.id;
         newTrans.sortOrder = transactionDate.getTime();
 
+        newTrans.originalDate = getDate(transactionDate);
+        newTrans.date = getDate(getTransactionDateCorrected(trans));
+
         delete trans.amount;
 
         const finalTrans = { ...flattenObject(trans), ...newTrans };
@@ -221,3 +224,27 @@ function getPayeeName(trans) {
 
   return '';
 }
+
+//useful to avoid add month to day 31, which would result in day 01 skipping to the next month
+function addMonthsClamped(date, months) {
+  const result = new Date(date);
+  const day = result.getUTCDate();
+  result.setUTCDate(1);
+  result.setUTCMonth(result.getUTCMonth() + months);
+  const lastDay = new Date(
+    Date.UTC(result.getUTCFullYear(), result.getUTCMonth() + 1, 0),
+  ).getUTCDate();
+  result.setUTCDate(Math.min(day, lastDay));
+  return result;
+}
+
+function getTransactionDateCorrected(trans) {
+  if (trans.creditCardMetadata?.installmentNumber != null) {
+    return addMonthsClamped(
+      trans.creditCardMetadata.purchaseDate || trans.date,
+      trans.creditCardMetadata.installmentNumber - 1,
+    );
+  }
+
+  return trans.date;
+}

upcoming-release-notes/8380.md

@@ -0,0 +1,6 @@
+---
+category: Enhancements
+authors: [lelemm]
+---
+
+Add corrected installment dates for Pluggy credit card transactions, available as a mappable date field in bank sync settings.