// Import live-grouper
import { getGroupAssignment } from 'dce-live-grouper';

// Import dce-reactkit
import { genRouteHandler, ParamType } from '../../../../dce-reactkit';

// Import types
import Router from '../../../types/Router';

/**
 * Adding a POST endpoint to assign a student to a group,
 * returns the group assignment number.
 * Requires a GrouperRequest body.
 * @author Benedikt Arnarsson
 * @param app the Express app that we are adding the endpoint to.
 */
const addGetGroupAssignmentRoute = (
  router: Router,
) => {
  router.post(
    '/group-assignment',
    genRouteHandler({
      paramTypes: {
        grouperRequest: ParamType.JSON,
      },
      handler: async ({ params }) => {
        const { grouperRequest } = params;

        return getGroupAssignment(grouperRequest);
      },
    }),
  );
};

export default addGetGroupAssignmentRoute;