[MERGE] forward port branch saas-11.2 up to 500e3f49705

1 files changed, 18 insertions, 1 deletions

diff --git a/addons/web/static/src/js/views/basic/basic_model.js b/addons/web/static/src/js/views/basic/basic_model.js
index 3013cb32f85..4cf6f9fa27b 100644
--- a/addons/web/static/src/js/views/basic/basic_model.js
+++ b/addons/web/static/src/js/views/basic/basic_model.js
@@ -370,6 +370,11 @@ var BasicModel = AbstractModel.extend({
                 elem._changes = null;
                 elem._isDirty = false;
             }
+            elem.offset = 0;
+            if (elem.tempLimitIncrement) {
+                elem.limit -= elem.tempLimitIncrement;
+                delete elem.tempLimitIncrement;
+            }
         });
     },
     /**
@@ -820,6 +825,7 @@ var BasicModel = AbstractModel.extend({
                 this.discardChanges(id, {rollback: false});
             }
         } else if (element._changes) {
+            delete element.tempLimitIncrement;
             _.each(element._changes, function (change) {
                 delete change.isNew;
             });
@@ -1657,6 +1663,12 @@ var BasicModel = AbstractModel.extend({
                 // handle multiple add: command[2] may be a dict of values (1
                 // record added) or an array of dict of values
                 var data = _.isArray(command.ids) ? command.ids : [command.ids];
+
+                // Ensure the local data repository (list) boundaries can handle incoming records (data)
+                if (data.length + list.res_ids.length > list.limit) {
+                    list.limit = data.length + list.res_ids.length;
+                }
+
                 var list_records = {};
                 _.each(data, function (d) {
                     rec = self._makeDataPoint({
@@ -1701,6 +1713,10 @@ var BasicModel = AbstractModel.extend({
             case 'CREATE':
                 var options = {position: command.position};
                 def = this._addX2ManyDefaultRecord(list, options).then(function (id) {
+                    if (command.position === 'bottom' && list.orderedResIDs.length >= list.limit) {
+                        list.tempLimitIncrement = (list.tempLimitIncrement || 0) + 1;
+                        list.limit += 1;
+                    }
                     // FIXME: hack for lunch widget, which does useless default_get and onchange
                     if (command.data) {
                         return self._applyChange(id, command.data);
@@ -3856,7 +3872,8 @@ var BasicModel = AbstractModel.extend({
             // generate the current count and res_ids list by applying the changes
             var currentCount = list.count;
             var currentResIDs = list.res_ids;
-            var upperBound = list.limit ? Math.min(list.offset + list.limit, currentCount) : currentCount;
+            var effectiveLimit = (list.limit || 0) - (list.tempLimitIncrement || 0);
+            var upperBound = effectiveLimit ? Math.min(list.offset + effectiveLimit, currentCount) : currentCount;
             var fieldNames = list.getFieldNames();
             for (var i = list.offset; i < upperBound; i++) {
                 var resId = currentResIDs[i];