add url shortner service

lib/services/data_service.dart

@@ -4,9 +4,12 @@ import 'dart:io';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
 import 'package:github/github.dart';
 import 'package:intl/intl.dart';
+import 'package:odin/services/locator.dart';
+import 'package:odin/services/shortner_service.dart';
 import 'package:path/path.dart' as path;
 
 class DataService {
+  final ShortnerService _shortnerService = locator<ShortnerService>();
   final _env = dotenv.env;
   final _gh =
       GitHub(auth: Authentication.withToken(dotenv.env['GITHUB_TOKEN']));
@@ -22,6 +25,8 @@ class DataService {
         path: path.basename(file.path),
       ),
     );
-    return _ghFile.content?.downloadUrl ?? '';
+    final _downloadLink = await _shortnerService.shortUrl(
+        url: _ghFile.content?.downloadUrl ?? '');
+    return _downloadLink ?? '';
   }
 }

lib/services/locator.dart

@@ -1,5 +1,6 @@
 import 'package:get_it/get_it.dart';
 import 'package:odin/services/data_service.dart';
+import 'package:odin/services/shortner_service.dart';
 
 import 'logger.dart';
 
@@ -9,6 +10,7 @@ Future<void> setupLocator() async {
   Stopwatch stopwatch = Stopwatch()..start();
   // locator.registerFactory<CurrentDataNotifier>(() => CurrentDataNotifier());
   locator.registerLazySingleton<DataService>(() => DataService());
+  locator.registerLazySingleton<ShortnerService>(() => ShortnerService());
   logger.d('Locator setup in ${stopwatch.elapsed}');
   stopwatch.stop();
 }

lib/services/shortner_service.dart

@@ -0,0 +1,31 @@
+import 'dart:io';
+
+import 'package:dio/dio.dart';
+import 'package:odin/services/logger.dart';
+
+class ShortnerService {
+  final _dio = Dio(BaseOptions(
+    baseUrl: 'https://api.shrtco.de/v2/',
+    connectTimeout: 5000,
+    receiveTimeout: 3000,
+  ));
+
+  Future<String?> shortUrl({required String url}) async {
+    final String time = DateTime.now().toString();
+    logger.d("GET:: $time : ${url.toString()}");
+    try {
+      final Stopwatch stopwatch = Stopwatch()..start();
+      final Response response = await _dio.post('shorten?url=$url');
+      stopwatch.stop();
+      logger.d("Last request took : ${stopwatch.elapsedMilliseconds} ms.");
+      logger.d("Request : ${response.realUri}");
+      if (response.statusCode != 201) {
+        throw HttpException(response.statusCode.toString());
+      }
+      return response.data["result"]["full_short_link"];
+    } catch (e, st) {
+      logger.e("Get Request Failed.", e, st);
+      return null;
+    }
+  }
+}