1 files changed, 50 insertions, 0 deletions
diff --git a/app/graphql/mutations/custom_emoji/create.rb b/app/graphql/mutations/custom_emoji/create.rb
new file mode 100644
index 00000000000..d912a29d12e
--- /dev/null
+++ b/app/graphql/mutations/custom_emoji/create.rb
@@ -0,0 +1,50 @@
+# frozen_string_literal: true
+
+module Mutations
+  module CustomEmoji
+    class Create < BaseMutation
+      include Mutations::ResolvesGroup
+
+      graphql_name 'CreateCustomEmoji'
+
+      authorize :create_custom_emoji
+
+      field :custom_emoji,
+            Types::CustomEmojiType,
+            null: true,
+            description: 'The new custom emoji'
+
+      argument :group_path, GraphQL::ID_TYPE,
+               required: true,
+               description: 'Namespace full path the emoji is associated with'
+
+      argument :name, GraphQL::STRING_TYPE,
+               required: true,
+               description: 'Name of the emoji'
+
+      argument :url, GraphQL::STRING_TYPE,
+               required: true,
+               as: :file,
+               description: 'Location of the emoji file'
+
+      def resolve(group_path:, **args)
+        group = authorized_find!(group_path: group_path)
+        # See https://gitlab.com/gitlab-org/gitlab/-/merge_requests/37911#note_444682238
+        args[:external] = true
+
+        custom_emoji = group.custom_emoji.create(args)
+
+        {
+          custom_emoji: custom_emoji.valid? ? custom_emoji : nil,
+          errors: errors_on_object(custom_emoji)
+        }
+      end
+
+      private
+
+      def find_object(group_path:)
+        resolve_group(full_path: group_path)
+      end
+    end
+  end
+end