fix(dates): enforce standard Iranian calendar dates for default values and monthly range

src/composables/usePersianDate.js

@@ -35,7 +35,7 @@ export function usePersianDate() {
   const toJalaliPickerValue = (value) => {
     if (!value) return '';
     try {
-      return moment(value).locale('fa').format('jYYYY/jMM/jDD');
+      return toLatinDigits(moment(value).locale('fa').format('jYYYY/jMM/jDD'));
     } catch (e) {
       return '';
     }
@@ -56,7 +56,11 @@ export function usePersianDate() {
   const jalaliToIso = (jalaliStr) => toGregorianIso(jalaliStr) || null;
 
   const getTodayJalali = (formatStr = 'jYYYY/jMM/jDD') => {
-    return moment().locale('fa').format(formatStr);
+    return toLatinDigits(moment().locale('fa').format(formatStr));
+  };
+
+  const getStartOfJalaliMonth = (formatStr = 'jYYYY/jMM/jDD') => {
+    return toLatinDigits(moment().startOf('jMonth').locale('fa').format(formatStr));
   };
 
   return {
@@ -67,7 +71,9 @@ export function usePersianDate() {
     toJalaliPickerValue,
     toGregorianIso,
     jalaliToIso,
-    getTodayJalali
+    getTodayJalali,
+    getStartOfJalaliMonth
   };
 }
 
+

src/views/expenses/ExpenseListView.vue

@@ -159,10 +159,11 @@ const resetForm = () => {
   form.title = '';
   form.category = '';
   form.amount = 0;
-  form.date = toJalaliPickerValue(new Date());
+  form.date = getTodayJalali();
   form.notes = '';
 };
 
+
 const openCreateModal = () => {
   isEditMode.value = false;
   editingId.value = null;

src/views/financialReports/FinancialReportsView.vue

@@ -340,7 +340,7 @@ import TabPanel from 'primevue/tabpanel';
 import DatePicker from 'vue3-persian-datetime-picker';
 
 const route = useRoute();
-const { toPersianDigits, formatJalali, toGregorianIso, toJalaliPickerValue, getTodayJalali } = usePersianDate();
+const { toPersianDigits, formatJalali, toGregorianIso, toJalaliPickerValue, getTodayJalali, getStartOfJalaliMonth } = usePersianDate();
 const { showError } = useToast();
 
 const formatToman = (value) => `${toPersianDigits(Math.round(value || 0).toLocaleString())} تومان`;
@@ -416,12 +416,11 @@ const rangeReport = ref(null);
 const isRangeReportLoading = ref(false);
 
 const setThisMonth = () => {
-  const now = new Date();
-  const first = new Date(now.getFullYear(), now.getMonth(), 1);
-  rangeForm.startDate = toJalaliPickerValue(first);
-  rangeForm.endDate = toJalaliPickerValue(now);
+  rangeForm.startDate = getStartOfJalaliMonth();
+  rangeForm.endDate = getTodayJalali();
 };
 
+
 const loadRangeReport = async () => {
   isRangeReportLoading.value = true;
   try {