API: Return 404 if the tag for a release does not exist

1 files changed, 25 insertions, 0 deletions

diff --git a/app/services/create_release_service.rb b/app/services/create_release_service.rb
new file mode 100644
index 00000000000..355374ce252
--- /dev/null
+++ b/app/services/create_release_service.rb
@@ -0,0 +1,25 @@
+require_relative 'base_service'
+
+class CreateReleaseService < BaseService
+  def execute(tag_name, release_description)
+
+    repository = project.repository
+    existing_tag = repository.find_tag(tag_name)
+
+    # Only create a release if the tag exists
+    if existing_tag
+      release = project.releases.find_or_initialize_by(tag: tag_name)
+      release.update_attributes(description: release_description)
+
+      success(release)
+    else
+      error('Tag does not exist')
+    end
+  end
+
+  def success(release)
+    out = super()
+    out[:release] = release
+    out
+  end
+end