delete

deleteupdate.ts

DELETE_COURSE,
{
  update (cache, el) {
    const deletedId = el.data?.deleteCourse.course?.id
    const allCourses = cache.readQuery<GetAllCourses>({ query: GET_ALL_COURSES });

    cache.writeQuery({
      query: GET_ALL_COURSES,
      data: {
        todos: allCourses?.courses.filter((t) => t?.id !== deletedId)
      }
    });

    cache.evict({ id: el.data?.deleteCourse.course?.id })
  }
}