TF-548 Implement datasource for getAutoComplete

contact/lib/data/datasource/auto_complete_datasource.dart

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+
+import 'package:contact/contact/model/tmail_contact.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+
+abstract class AutoCompleteDataSource {
+  Future<List<TMailContact>> getAutoComplete(AccountId accountId, String word, {int? limit});
+}

contact/lib/data/datasource_impl/tmail_contact_datasource_impl.dart

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+
+import 'package:contact/contact/model/tmail_contact.dart';
+import 'package:contact/data/datasource/auto_complete_datasource.dart';
+import 'package:contact/data/network/contact_api.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+
+class TMailContactDataSourceImpl extends AutoCompleteDataSource {
+
+  final ContactAPI _contactAPI;
+
+  TMailContactDataSourceImpl(this._contactAPI);
+
+  @override
+  Future<List<TMailContact>> getAutoComplete(AccountId accountId, String word, {int? limit}) {
+    return Future.sync(() async {
+      return _contactAPI.getAutoComplete(accountId, word, limit: limit);
+    }).catchError((error) {
+      throw error;
+    });
+  }
+}

contact/lib/data/network/contact_api.dart

@@ -0,0 +1,34 @@
+
+import 'package:contact/contact/autocomplete/autocomplete_tmail_contact_method.dart';
+import 'package:contact/contact/autocomplete/autocomplete_tmail_contact_response.dart';
+import 'package:contact/contact/model/contact_filter.dart';
+import 'package:contact/contact/model/tmail_contact.dart';
+import 'package:jmap_dart_client/http/http_client.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+import 'package:jmap_dart_client/jmap/jmap_request.dart';
+
+class ContactAPI {
+
+  final HttpClient _httpClient;
+
+  ContactAPI(this._httpClient);
+
+  Future<List<TMailContact>> getAutoComplete(AccountId accountId, String word, {int? limit}) async {
+    final processingInvocation = ProcessingInvocation();
+    final requestBuilder = JmapRequestBuilder(_httpClient, processingInvocation);
+
+    final autoCompleteMethod = AutoCompleteTMailContactMethod(accountId, ContactFilter(word));
+
+    final autoCompleteInvocation = requestBuilder.invocation(autoCompleteMethod);
+    final response = await (requestBuilder
+        ..usings(autoCompleteMethod.requiredCapabilities))
+      .build()
+      .execute();
+
+    final result = response.parse<AutoCompleteTMailContactResponse>(
+        autoCompleteInvocation.methodCallId,
+        AutoCompleteTMailContactResponse.deserialize);
+
+    return result?.list ?? <TMailContact>[];
+  }
+}