feat: add messaging toggles, password reset UI, and payment discounts

Add notification channel toggles to settings, password reset SMS action on user form, and discount/payable amount display on payment views.

src/views/payments/PaymentListView.vue

@@ -39,7 +39,10 @@
 
       <Column field="amount" header="مبلغ کل (تومان)" sortable>
         <template #body="{ data }">
-          {{ toPersianDigits((data.amount || 0).toLocaleString()) }} تومان
+          <div>{{ toPersianDigits(getPayableAmount(data).toLocaleString()) }} تومان</div>
+          <small v-if="data.discount" class="text-muted text-xs">
+            تخفیف {{ toPersianDigits((data.discount || 0).toLocaleString()) }} تومان
+          </small>
         </template>
       </Column>
 
@@ -77,7 +80,7 @@
     </DataTableWrapper>
 
     <!-- Create Payment Modal -->
-    <Dialog v-model:visible="showCreateModal" header="ایجاد صورتحساب جدید" modal :style="{ width: '480px' }">
+    <Dialog v-model:visible="showCreateModal" header="ایجاد صورتحساب جدید" modal :style="{ width: '520px' }">
       <div class="flex flex-column gap-3 py-2">
         <div class="flex flex-column gap-2">
           <label class="font-semibold text-sm">انتخاب یک یا چند کلاس *</label>
@@ -112,8 +115,28 @@
         </div>
 
         <div class="flex flex-column gap-2">
-          <label class="font-semibold text-sm">مبلغ کل صورتحساب (تومان) *</label>
-          <InputNumber v-model="createForm.amount" class="w-full text-sm" suffix=" تومان" />
+          <label class="font-semibold text-sm" for="invoice-amount">مبلغ کل صورتحساب (تومان) *</label>
+          <InputNumber inputId="invoice-amount" v-model="createForm.amount" class="w-full text-sm" suffix=" تومان" :min="0" />
+        </div>
+
+        <div class="flex align-items-center gap-2">
+          <Checkbox v-model="hasDiscount" binary inputId="invoice-discount" />
+          <label for="invoice-discount" class="font-semibold text-sm cursor-pointer">تخفیف ؟</label>
+        </div>
+
+        <div v-if="hasDiscount" class="flex flex-column gap-2">
+          <label class="font-semibold text-sm" for="invoice-discount-amount">مبلغ تخفیف (تومان)</label>
+          <InputNumber
+            inputId="invoice-discount-amount"
+            v-model="createForm.discount"
+            class="w-full text-sm"
+            suffix=" تومان"
+            :min="0"
+            :max="createForm.amount || 0"
+          />
+          <small class="font-semibold text-color">
+            مبلغ نهایی: {{ toPersianDigits(createPayableAmount.toLocaleString()) }} تومان
+          </small>
         </div>
 
         <div class="flex flex-column gap-2">
@@ -121,6 +144,17 @@
           <DatePicker v-model="createForm.dueDate" class="w-full text-sm" placeholder="1403/01/01" />
         </div>
 
+        <div class="flex flex-column gap-2">
+          <label class="font-semibold text-sm" for="invoice-notes">یادداشت</label>
+          <Textarea
+            id="invoice-notes"
+            v-model="createForm.notes"
+            rows="3"
+            class="w-full text-sm"
+            placeholder="یادداشت داخلی درباره این صورتحساب…"
+          />
+        </div>
+
         <NotifyChannelsField :notify="createNotify" />
       </div>
       <template #footer>
@@ -151,6 +185,7 @@ import ConfirmDeleteDialog from '@/components/common/ConfirmDeleteDialog.vue';
 import PermissionGate from '@/components/common/PermissionGate.vue';
 import StatusTag from '@/components/common/StatusTag.vue';
 import NotifyChannelsField from '@/components/common/NotifyChannelsField.vue';
+import { getPayableAmount } from '@/utils/paymentAmount';
 import Button from 'primevue/button';
 import Column from 'primevue/column';
 import Tag from 'primevue/tag';
@@ -158,6 +193,8 @@ import Dialog from 'primevue/dialog';
 import Dropdown from 'primevue/select';
 import MultiSelect from 'primevue/multiselect';
 import InputNumber from 'primevue/inputnumber';
+import Checkbox from 'primevue/checkbox';
+import Textarea from 'primevue/textarea';
 import DatePicker from 'vue3-persian-datetime-picker';
 
 const { toPersianDigits, formatJalali } = usePersianDate();
@@ -183,9 +220,16 @@ const createForm = reactive({
   user: null,
   classes: [],
   amount: 0,
+  discount: 0,
+  notes: '',
   dueDate: ''
 });
+const hasDiscount = ref(false);
 const createNotify = reactive({ sms: true, email: true, bot: true });
+const createPayableAmount = computed(() => getPayableAmount({
+  amount: createForm.amount,
+  discount: hasDiscount.value ? createForm.discount : 0
+}));
 
 const deleteDialogVisible = ref(false);
 const selectedPayment = ref(null);
@@ -241,7 +285,10 @@ const resetCreateForm = () => {
   createForm.user = null;
   createForm.classes = [];
   createForm.amount = 0;
+  createForm.discount = 0;
+  createForm.notes = '';
   createForm.dueDate = '';
+  hasDiscount.value = false;
   createNotify.sms = true;
   createNotify.email = true;
   createNotify.bot = true;
@@ -275,9 +322,18 @@ const handleCreatePayment = async () => {
   if (!createForm.amount) { showError('لطفا مبلغ را وارد کنید'); return; }
   if (!createForm.dueDate) { showError('لطفا تاریخ سررسید را وارد کنید'); return; }
 
+  if (hasDiscount.value && (createForm.discount || 0) > createForm.amount) {
+    showError('مبلغ تخفیف نمی‌تواند بیشتر از مبلغ کل باشد');
+    return;
+  }
+
   isCreating.value = true;
   try {
-    await paymentApi.create({ ...createForm, notify: { ...createNotify } });
+    await paymentApi.create({
+      ...createForm,
+      discount: hasDiscount.value ? (createForm.discount || 0) : 0,
+      notify: { ...createNotify }
+    });
     showSuccess('صورتحساب جدید با موفقیت ایجاد شد');
     showCreateModal.value = false;
     loadData();