From 4daba163e69067c4cb2efc4c13f1647108e5e67b Mon Sep 17 00:00:00 2001
From: virtualmarc <virtualmarc@users.noreply.github.com>
Date: Mon, 24 Feb 2020 22:14:09 +0100
Subject: [PATCH] Rename tag

---
 CHANGELOG.md             |  1 +
 lib/src/shlink_base.dart | 25 +++++++++++++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b44b935..3d248d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 - List short URL's
 - List tags
 - Add tags
+- Rename tag
 
 ## 0.2.0
 
diff --git a/lib/src/shlink_base.dart b/lib/src/shlink_base.dart
index 2463c5c..873b9f2 100644
--- a/lib/src/shlink_base.dart
+++ b/lib/src/shlink_base.dart
@@ -271,4 +271,29 @@ class Shlink {
         .map((t) => t.toString())
         .toList();
   }
+
+  /// Rename a tag from [oldName] to [newName]
+  Future<bool> renameTag(String oldName, String newName) async {
+    String sUrl = '$_url$_API_PATH/tags';
+
+    Map<String, dynamic> mJson = {'oldName': oldName, 'newName': newName};
+
+    HttpClientRequest request = await HttpClient().putUrl(Uri.parse(sUrl))
+      ..headers.contentType = ContentType.json
+      ..headers.set(_HEADER_API_KEY, _apiKey)
+      ..write(jsonEncode(mJson));
+
+    HttpClientResponse response = await request.close();
+
+    if (response.statusCode == 204) {
+      return true;
+    }
+
+    if (response.statusCode == 404) {
+      return false;
+    }
+
+    String sBody = await utf8.decoder.bind(response).single;
+    throw ShlinkException.fromJson(response.statusCode, sBody);
+  }
 }