text: import { useMutation } from '@redwoodjs/web'
  import { toast } from '@redwoodjs/web/toast'
  import { navigate, routes } from '@redwoodjs/router'
  import PostForm from 'src/components/Posts/PostForm'
  
  export const QUERY = gql`
    query FIND_POST_BY_ID($id: Int!) {
      post: post(id: $id) {
        id
        title
        body
        createdAt
      }
    }
  `
  const UPDATE_POST_MUTATION = gql`
    mutation UpdatePostMutation($id: Int!, $input: UpdatePostInput!) {
      updatePost(id: $id, input: $input) {
        id
        title
        body
        createdAt
      }
    }
  `
  
  export const Loading = () => <div>Loading...</div>
  
  export const Success = ({ post }) => {
    const [updatePost, { loading, error }] = useMutation(UPDATE_POST_MUTATION, {
      onCompleted: () => {
        toast.success('Post updated')
        navigate(routes.posts())
      },
    })
  
    const onSave = (input, id) => {
      updatePost({ variables: { id, input } })
    }
  
    return (
      <div className="rw-segment">
        <header className="rw-segment-header">
          <h2 className="rw-heading rw-heading-secondary">Edit Post {post.id}</h2>
        </header>
        <div className="rw-segment-main">
          <PostForm post={post} onSave={onSave} error={error} loading={loading} />
        </div>
      </div>
    )
  }
  