feat(core): add json reader file

luisburgos · Jul 2, 2022 · cad4f03 · cad4f03
1 parent 7e3dd88
commit cad4f03
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/example/core/lib/json_reader.dart b/example/core/lib/json_reader.dart
@@ -0,0 +1,20 @@
+import 'dart:convert';
+
+import 'package:flutter/services.dart';
+
+class JsonReader {
+  static Future<List<T>> readList<T>(
+    String fileName,
+    T Function(Object) fromJson,
+  ) async {
+    var jsonText = await rootBundle.loadString(fileName);
+    List<dynamic> rawList = json.decode(jsonText);
+
+    var parsedList = <T>[];
+    for (var json in rawList) {
+      parsedList.add(fromJson(json));
+    }
+
+    return parsedList;
+  }
+}