add of popup if amount exceded

lacagette_addons/pos_meal_voucher/i18n/fr.po

@@ -292,3 +292,9 @@ msgstr "En cliquant sur ce bouton, tous les produits de cette catégories auront
 msgid "kg"
 msgstr "kg"
 
+#. module: pos_meal_voucher
+#. openerp-web
+#: code:addons/pos_meal_voucher/static/src/js/screens.js:110
+#, python-format
+msgid "Warning, the input amount of meal voucher is above the maximum amount of "
+msgstr "Le montant saisi est supérieur au montant maximum/au maximum éligible de "
\ No newline at end of file

lacagette_addons/pos_meal_voucher/static/src/js/screens.js

@@ -90,6 +90,39 @@ odoo.define("pos_meal_voucher.screens", function (require) {
         },
 
 
+        payment_input: function() {
+            var self  = this;
+
+            this._super.apply(this, arguments);
+            var order = this.pos.get_order();
+            if(order.selected_paymentline.is_meal_voucher()){
+                var total_eligible = order.get_total_meal_voucher_eligible();
+                var total_received = order.get_total_meal_voucher_received();
+                var max_amount = this.pos.config.max_meal_voucher_amount;
+                var current_max = total_eligible;
+                if (max_amount) {
+                    current_max = Math.min(total_eligible, max_amount);
+                }
+
+                if (total_received > current_max){
+                    this.gui.show_popup("alert", {
+                        'title': _t("Meal Voucher Amount incorrect"),
+                        'body':  _t("Warning, the input amount of meal voucher is above the maximum amount of ") +
+                           this.format_currency(current_max),
+
+                    });
+                    const max_curent_amount = total_eligible-total_received+order.selected_paymentline.get_amount() ;
+                    order.selected_paymentline.set_amount(max_curent_amount);
+                    this.order_changes();
+                    this.render_paymentlines();
+                    this.$('.paymentline.selected .edit').text(this.format_currency_no_symbol(max_curent_amount));
+                    this.inputbuffer = "";
+                }
+
+            }
+        },
+
+
         render_paymentlines: function() {
             var self  = this;