Add a new method who responds with raw information from API

lib/src/client.dart

@@ -32,6 +32,10 @@ abstract class MeiliSearchClient {
   /// Find index by matching [uid]. Throws error if index is not exists.
   Future<MeiliSearchIndex> getIndex(String uid);
 
+  /// Find index by matching [uid] and responds with raw information from API.
+  /// Throws error if index is not exists.
+  Future<Map<String, dynamic>> getRawIndex(String uid);
+
   /// Create a new index by given [uid] and optional [primaryKey] parameter.
   /// Throws an error if index is already exists.
   Future<TaskInfo> createIndex(String uid, {String primaryKey});

lib/src/client_impl.dart

@@ -52,12 +52,22 @@ class MeiliSearchClientImpl implements MeiliSearchClient {
 
   @override
   Future<MeiliSearchIndex> getIndex(String uid) async {
-    final response =
-        await http.getMethod<Map<String, dynamic>>('/indexes/$uid');
+    final response = await _getIndex(uid);
 
     return MeiliSearchIndexImpl.fromMap(this, response.data!);
   }
 
+  @override
+  Future<Map<String, dynamic>> getRawIndex(String uid) async {
+    final response = await _getIndex(uid);
+
+    return response.data!;
+  }
+
+  Future<Response<Map<String, dynamic>>> _getIndex(String uid) {
+    return http.getMethod<Map<String, dynamic>>('/indexes/$uid');
+  }
+
   @override
   Future<List<MeiliSearchIndex>> getIndexes() async {
     final response = await http.getMethod<List<dynamic>>('/indexes');

test/indexes_test.dart

@@ -69,6 +69,19 @@ void main() {
       expect(index.primaryKey, null);
     });
 
+    test('gets raw information about an index', () async {
+      final uid = randomUid();
+      await client.createIndex(uid).waitFor();
+
+      final index = await client.getRawIndex(uid);
+      final keys = ['uid', 'name', 'primaryKey', 'createdAt', 'updatedAt'];
+
+      expect(index.keys, containsAll(keys));
+      expect(index.keys.length, keys.length);
+      expect(index['primaryKey'], isNull);
+      expect(index['name'], equals(uid));
+    });
+
     test('throws exception with a non-existing index', () async {
       expect(client.getIndex(randomUid('loremIpsum')),
           throwsA(isA<MeiliSearchApiException>()));