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web_hooks_helpers.rb « helpers « api « lib - gitlab.com/gitlab-org/gitlab-foss.git - Unnamed repository; edit this file 'description' to name the repository.
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# 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