Merge pull request #87 from Esri/Filter-string-bug

add default query.where

CHANGELOG.md

@@ -5,6 +5,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 1.6.4
+
+- FilterList
+  1. query.where bug fix
+
 ## 1.6.3
 
 - Screenshot

FilterList/FilterList/FilterListViewModel.ts

@@ -316,7 +316,7 @@ class FilterListViewModel extends Accessor {
         query.cacheHint = true;
       }
       if (field) {
-        query.where = this._initDefExpressions?.[layerId];
+        query.where = this._initDefExpressions?.[layerId] || "1=1";
         query.outFields = [field];
         query.orderByFields = [`${field} DESC`];
         query.returnDistinctValues = true;
@@ -339,7 +339,7 @@ class FilterListViewModel extends Accessor {
     const layer = this.map.allLayers.find(({ id }) => id === layerId) as __esri.FeatureLayer;
     if (layer && layer.type === "feature") {
       const query = layer.createQuery();
-      query.where = this._initDefExpressions?.[layerId];
+      query.where = this._initDefExpressions?.[layerId] || "1=1";
       if (layer?.capabilities?.query?.supportsCacheHint) {
         query.cacheHint = true;
       }