1 files changed, 70 insertions, 0 deletions
diff --git a/lib/api/helpers/web_hooks_helpers.rb b/lib/api/helpers/web_hooks_helpers.rb
new file mode 100644
index 00000000000..a71e56af4c3
--- /dev/null
+++ b/lib/api/helpers/web_hooks_helpers.rb
@@ -0,0 +1,70 @@
+# frozen_string_literal: true
+
+module API
+  module Helpers
+    module WebHooksHelpers
+      extend Grape::API::Helpers
+
+      params :requires_url do
+        requires :url, type: String, desc: "The URL to send the request to"
+      end
+
+      params :optional_url do
+        optional :url, type: String, desc: "The URL to send the request to"
+      end
+
+      params :url_variables do
+        optional :url_variables, type: Array, desc: 'URL variables for interpolation' do
+          requires :key, type: String, desc: 'Name of the variable'
+          requires :value, type: String, desc: 'Value of the variable'
+        end
+      end
+
+      def find_hook
+        hook_scope.find(params.delete(:hook_id))
+      end
+
+      def create_hook_params
+        hook_params = declared_params(include_missing: false)
+        url_variables = hook_params.delete(:url_variables)
+
+        if url_variables.present?
+          hook_params[:url_variables] = url_variables.to_h { [_1[:key], _1[:value]] }
+        end
+
+        hook_params
+      end
+
+      def update_hook(entity:)
+        hook = find_hook
+        update_params = update_hook_params(hook)
+
+        hook.assign_attributes(update_params)
+
+        save_hook(hook, entity)
+      end
+
+      def update_hook_params(hook)
+        update_params = declared_params(include_missing: false)
+        url_variables = update_params.delete(:url_variables) || []
+        url_variables = url_variables.to_h { [_1[:key], _1[:value]] }
+        update_params[:url_variables] = hook.url_variables.merge(url_variables) if url_variables.present?
+
+        error!('No parameters provided', :bad_request) if update_params.empty?
+
+        update_params
+      end
+
+      def save_hook(hook, entity)
+        if hook.save
+          present hook, with: entity
+        else
+          error!("Invalid url given", 422) if hook.errors[:url].present?
+          error!("Invalid branch filter given", 422) if hook.errors[:push_events_branch_filter].present?
+
+          render_validation_error!(hook, 422)
+        end
+      end
+    end
+  end
+end