mongo filter: empty array, not empty array

packages/filterparser/src/mongoParser.ts

@@ -44,6 +44,10 @@ const testCondition = (operator, value) => () => ({
   },
 });
 
+const multiTestCondition = condition => () => ({
+  __placeholder__: condition,
+});
+
 const compoudCondition = conditionType => conditions => {
   if (conditions.length == 1) return conditions[0];
   return {
@@ -85,7 +89,15 @@ const createParser = () => {
 
     comma: () => word(','),
     not: () => word('NOT'),
+    empty: () => word('EMPTY'),
+    array: () => word('ARRAY'),
     notExists: r => r.not.then(r.exists).map(testCondition('$exists', false)),
+    notEmptyArray: r =>
+      r.not
+        .then(r.empty)
+        .then(r.array)
+        .map(multiTestCondition({ $exists: true, $type: 'array', $ne: [] })),
+    emptyArray: r => r.empty.then(r.array).map(multiTestCondition({ $exists: true, $eq: [] })),
     exists: () => word('EXISTS').map(testCondition('$exists', true)),
     true: () => word('TRUE').map(testCondition('$eq', true)),
     false: () => word('FALSE').map(testCondition('$eq', false)),
@@ -117,6 +129,8 @@ const createParser = () => {
         r.gt,
         r.le,
         r.ge,
+        r.notEmptyArray,
+        r.emptyArray,
         r.startsWith,
         r.endsWith,
         r.contains,

packages/web/src/datagrid/CollectionDataGridCore.svelte

@@ -235,5 +235,6 @@
   bind:loadedRows
   bind:selectedCellsPublished
   frameSelection={!!macroPreview}
+  onOpenQuery={openQuery}
   {grider}
 />

packages/web/src/datagrid/DataFilterControl.svelte

@@ -168,6 +168,8 @@
           { onClick: () => openFilterWindow('<>'), text: 'Does Not Equal...' },
           { onClick: () => setFilter('EXISTS'), text: 'Field exists' },
           { onClick: () => setFilter('NOT EXISTS'), text: 'Field does not exist' },
+          { onClick: () => setFilter('NOT EMPTY ARRAY'), text: 'Array is not empty' },
+          { onClick: () => setFilter('EMPTY ARRAY'), text: 'Array is empty' },
           { onClick: () => openFilterWindow('>'), text: 'Greater Than...' },
           { onClick: () => openFilterWindow('>='), text: 'Greater Than Or Equal To...' },
           { onClick: () => openFilterWindow('<'), text: 'Less Than...' },

packages/web/src/datagrid/DataGridCore.svelte

@@ -1634,6 +1634,9 @@
     {#if grider.editable}
       <FormStyledButton value="Add document" on:click={addJsonDocument} />
     {/if}
+    {#if onOpenQuery}
+      <FormStyledButton value="Open Query" on:click={onOpenQuery} />
+    {/if}
   </div>
 {:else if grider.errors && grider.errors.length > 0}
   <div>