RSDK-9505: accept bson queries in mql function (#318)

* change query to be dynamic

* add comment

* change test to use list of maps

lib/src/app/data.dart

@@ -152,13 +152,21 @@ class DataClient {
     return response.rawData.map((e) => BsonCodec.deserialize(BsonBinary.from(e))).toList();
   }
 
-  /// Obtain unified tabular data and metadata, queried with MQL.
+  /// Obtain unified tabular data and metadata, queried with MQL. The query should be of type List<Map<String, dynamic>>.
   ///
   /// For more information, see [Data Client API](https://docs.viam.com/appendix/apis/data-client/).
-  Future<List<Map<String, dynamic>>> tabularDataByMql(String organizationId, List<Uint8List> query) async {
+  Future<List<Map<String, dynamic>>> tabularDataByMql(String organizationId, dynamic query) async {
+    List<Uint8List> binary;
+    if (query is List<Map<String, dynamic>>) {
+      binary = query.map((q) => BsonCodec.serialize(q).byteList).toList();
+    } else if (query is List<Uint8List>) {
+      binary = query;
+    } else {
+      throw TypeError();
+    }
     final request = TabularDataByMQLRequest()
       ..organizationId = organizationId
-      ..mqlBinary.addAll(query);
+      ..mqlBinary.addAll(binary);
     final response = await _dataClient.tabularDataByMQL(request);
     return response.rawData.map((e) => BsonCodec.deserialize(BsonBinary.from(e))).toList();
   }

test/unit_test/app/data_client_test.dart

@@ -162,6 +162,9 @@ void main() {
       });
 
       test('tabularDataByMql', () async {
+        final List<Map<String, dynamic>> query = [
+          {'key': 'value'}
+        ];
         final startDate = DateTime.utc(2020, 12, 31);
         final List<Map<String, dynamic>> data = [
           {
@@ -175,7 +178,7 @@ void main() {
         when(serviceClient.tabularDataByMQL(any)).thenAnswer(
             (_) => MockResponseFuture.value(TabularDataByMQLResponse()..rawData.addAll(data.map((e) => BsonCodec.serialize(e).byteList))));
 
-        final response = await dataClient.tabularDataByMql('some_org_id', [Uint8List.fromList('some_query'.codeUnits)]);
+        final response = await dataClient.tabularDataByMql('some_org_id', query);
         expect(response[0]['key1'], equals(data[0]['key1']));
         expect(response, equals(data));
       });