Function checkForDups

CustomerManager/Scripts/breeze.debug.js:4918–4950

(relationArray, adds)

        }

        function checkForDups(relationArray, adds) {
            // don't allow dups in this array. - also prevents recursion
            var parentEntity = relationArray.parentEntity;
            var navProp = relationArray.navigationProperty;
            var inverseProp = navProp.inverse;
            var goodAdds;
            if (inverseProp) {
                goodAdds = adds.filter(function (a) {
                    if (relationArray._addsInProcess.indexOf(a) >= 0) {
                        return false;
                    }
                    var inverseValue = a.getProperty(inverseProp.name);
                    return inverseValue !== parentEntity;
                });
            } else {
                // This occurs with a unidirectional 1->N relation ( where there is no n -> 1)
                // in this case we compare fks.
                var fkPropNames = navProp.invForeignKeyNames;
                var keyProps = parentEntity.entityType.keyProperties;
                goodAdds = adds.filter(function (a) {
                    if (relationArray._addsInProcess.indexOf(a) >= 0) {
                        return false;
                    }
                    return fkPropNames.some(function (fk, i) {
                        var keyProp = keyProps[i].name;
                        var keyVal = parentEntity.getProperty(keyProp);
                        var fkVal = a.getProperty(fk);
                        return keyVal !== fkVal;
                    });
                });
            }
            return goodAdds;
        }

        function makeRelationArray(arr, parentEntity, navigationProperty) {
            arr.parentEntity = parentEntity;