feat(share_repository): added ability to fetch share url for facebook and twitter

packages/share_repository/lib/share_repository.dart

@@ -1,3 +1,4 @@
 library share_repository;
 
+export 'src/models/models.dart';
 export 'src/share_repository.dart';

packages/share_repository/lib/src/models/models.dart

@@ -0,0 +1 @@
+export 'share_platform.dart';

packages/share_repository/lib/src/models/share_platform.dart

@@ -0,0 +1,8 @@
+/// The platform that is being used to share a score.
+enum SharePlatform {
+  /// Twitter platform.
+  twitter,
+
+  /// Facebook platform.
+  facebook,
+}

packages/share_repository/lib/src/share_repository.dart

@@ -1,7 +1,28 @@
+import 'package:share_repository/share_repository.dart';
+
 /// {@template share_repository}
 /// Repository to facilitate sharing scores.
 /// {@endtemplate}
 class ShareRepository {
   /// {@macro share_repository}
   const ShareRepository();
+
+  // TODO(jonathandaniels-vgv): Change to prod url.
+  static const _shareUrl = 'https://ashehwkdkdjruejdnensjsjdne.web.app/#/';
+
+  /// Returns a url to share the [shareText] on the given [platform]. The
+  /// [shareText] must have the score embedded.
+  String shareScore({
+    required String shareText,
+    required SharePlatform platform,
+  }) {
+    final encodedUrl = Uri.encodeComponent(_shareUrl);
+    final encodedShareText = Uri.encodeComponent(shareText);
+    switch (platform) {
+      case SharePlatform.twitter:
+        return 'https://twitter.com/intent/tweet?url=$encodedUrl&text=$encodedShareText';
+      case SharePlatform.facebook:
+        return 'https://www.facebook.com/sharer.php?u=$encodedUrl&quote=$encodedShareText';
+    }
+  }
 }

packages/share_repository/test/src/share_repository_test.dart

@@ -4,8 +4,43 @@ import 'package:test/test.dart';
 
 void main() {
   group('ShareRepository', () {
-    test('can be instantiated', () {
+    late ShareRepository shareRepository;
+
+    setUp(() {
+      shareRepository = ShareRepository();
+    });
+
+    group('constructor', () {
+      test('creates new ShareRepository instance', () {
         expect(ShareRepository(), isNotNull);
       });
     });
+
+    group('shareScore', () {
+      const shareText = 'hello world!';
+      test('returns the correct share url for twitter', () async {
+        expect(
+          shareRepository.shareScore(
+            shareText: shareText,
+            platform: SharePlatform.twitter,
+          ),
+          equals(
+            'https://twitter.com/intent/tweet?url=https%3A%2F%2Fashehwkdkdjruejdnensjsjdne.web.app%2F%23%2F&text=hello%20world!',
+          ),
+        );
+      });
+
+      test('returns the correct share url for facebook', () async {
+        expect(
+          shareRepository.shareScore(
+            shareText: shareText,
+            platform: SharePlatform.facebook,
+          ),
+          equals(
+            'https://www.facebook.com/sharer.php?u=https%3A%2F%2Fashehwkdkdjruejdnensjsjdne.web.app%2F%23%2F&quote=hello%20world!',
+          ),
+        );
+      });
+    });
+  });
 }