1 files changed, 41 insertions, 0 deletions
diff --git a/app/services/merge_requests/remove_attention_requested_service.rb b/app/services/merge_requests/remove_attention_requested_service.rb
new file mode 100644
index 00000000000..b727c24415e
--- /dev/null
+++ b/app/services/merge_requests/remove_attention_requested_service.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+module MergeRequests
+  class RemoveAttentionRequestedService < MergeRequests::BaseService
+    attr_accessor :merge_request, :user
+
+    def initialize(project:, current_user:, merge_request:, user:)
+      super(project: project, current_user: current_user)
+
+      @merge_request = merge_request
+      @user = user
+    end
+
+    def execute
+      return error("Invalid permissions") unless can?(current_user, :update_merge_request, merge_request)
+
+      if reviewer || assignee
+        update_state(reviewer)
+        update_state(assignee)
+
+        success
+      else
+        error("User is not a reviewer or assignee of the merge request")
+      end
+    end
+
+    private
+
+    def assignee
+      merge_request.find_assignee(user)
+    end
+
+    def reviewer
+      merge_request.find_reviewer(user)
+    end
+
+    def update_state(reviewer_or_assignee)
+      reviewer_or_assignee&.update(state: :reviewed)
+    end
+  end
+end