eprf: add max value

src/pages/Ecomerce/OrdersView.vue

@@ -54,10 +54,17 @@ const onConfirmPay = async () => {
     <Teleport :to="$actions">
         <div class="balance">
             <span class="label">{{ t('balance') }}</span>
-            <span class="amount" :class="{ negative: debt < 0 }">
+            <span
+                class="amount"
+                :class="{ negative: debt < 0 }"
+            >
                 {{ currency(debt || 0) }}
             </span>
-            <QIcon name="info" class="info" size="sm">
+            <QIcon
+                name="info"
+                class="info"
+                size="sm"
+            >
                 <QTooltip max-width="450px">
                     {{ t('paymentInfo') }}
                 </QTooltip>
@@ -134,6 +141,7 @@ const onConfirmPay = async () => {
                     class="full-width"
                     type="number"
                     min="0"
+                    :max="debt * -1"
                 />
             </template>
         </VnConfirm>