bunch of stuff

web/src/components/BlogPostsCell/BlogPostsCell.js

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+export const QUERY = gql`
+  query BlogPostsQuery {
+    posts {
+      id
+      title
+      body
+      createdAt
+    }
+  }
+`
+
+export const Loading = () => <div>Loading...</div>
+
+export const Empty = () => <div>Empty</div>
+
+export const Failure = ({ error }) => <div>Error: {error.message}</div>
+
+export const Success = ({ posts }) => {
+  return posts.map((post) => (
+    <article key={post.id}>
+      <header>
+        <h2>{post.title}</h2>
+      </header>
+      <p>{post.body}</p>
+      <div>Posted on: {post.createdAt.split('T')[0]}</div>
+    </article>
+  ))
+}

web/src/components/BlogPostsCell/BlogPostsCell.mock.js

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+// Define your own mock data here:
+export const standard = (/* vars, { ctx, req } */) => ({
+  blogPosts: {
+    id: 42,
+  },
+})

web/src/components/BlogPostsCell/BlogPostsCell.stories.js

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+import { Loading, Empty, Failure, Success } from './BlogPostsCell'
+import { standard } from './BlogPostsCell.mock'
+
+export const loading = () => {
+  return Loading ? <Loading /> : null
+}
+
+export const empty = () => {
+  return Empty ? <Empty /> : null
+}
+
+export const failure = () => {
+  return Failure ? <Failure error={new Error('Oh no')} /> : null
+}
+
+export const success = () => {
+  return Success ? <Success {...standard()} /> : null
+}
+
+export default { title: 'Cells/BlogPostsCell' }

web/src/components/BlogPostsCell/BlogPostsCell.test.js

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+import { render, screen } from '@redwoodjs/testing'
+import { Loading, Empty, Failure, Success } from './BlogPostsCell'
+import { standard } from './BlogPostsCell.mock'
+
+describe('BlogPostsCell', () => {
+  test('Loading renders successfully', () => {
+    render(<Loading />)
+    // Use screen.debug() to see output
+    expect(screen.getByText('Loading...')).toBeInTheDocument()
+  })
+
+  test('Empty renders successfully', async () => {
+    render(<Empty />)
+    expect(screen.getByText('Empty')).toBeInTheDocument()
+  })
+
+  test('Failure renders successfully', async () => {
+    render(<Failure error={new Error('Oh no')} />)
+    expect(screen.getByText(/Oh no/i)).toBeInTheDocument()
+  })
+
+  test('Success renders successfully', async () => {
+    render(<Success blogPosts={standard().blogPosts} />)
+    expect(screen.getByText(/42/i)).toBeInTheDocument()
+  })
+})

web/src/components/EditPostCell/EditPostCell.js

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+import { useMutation, useFlash } from '@redwoodjs/web'
+import { navigate, routes } from '@redwoodjs/router'
+import PostForm from 'src/components/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
+    }
+  }
+`
+
+export const Loading = () => <div>Loading...</div>
+
+export const Success = ({ post }) => {
+  const { addMessage } = useFlash()
+  const [updatePost, { loading, error }] = useMutation(UPDATE_POST_MUTATION, {
+    onCompleted: () => {
+      navigate(routes.posts())
+      addMessage('Post updated.', { classes: 'rw-flash-success' })
+    },
+  })
+
+  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>
+  )
+}

web/src/components/NewPost/NewPost.js

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+import { useMutation, useFlash } from '@redwoodjs/web'
+import { navigate, routes } from '@redwoodjs/router'
+import PostForm from 'src/components/PostForm'
+
+const CREATE_POST_MUTATION = gql`
+  mutation CreatePostMutation($input: CreatePostInput!) {
+    createPost(input: $input) {
+      id
+    }
+  }
+`
+
+const NewPost = () => {
+  const { addMessage } = useFlash()
+  const [createPost, { loading, error }] = useMutation(CREATE_POST_MUTATION, {
+    onCompleted: () => {
+      navigate(routes.posts())
+      addMessage('Post created.', { classes: 'rw-flash-success' })
+    },
+  })
+
+  const onSave = (input) => {
+    createPost({ variables: { input } })
+  }
+
+  return (
+    <div className="rw-segment">
+      <header className="rw-segment-header">
+        <h2 className="rw-heading rw-heading-secondary">New Post</h2>
+      </header>
+      <div className="rw-segment-main">
+        <PostForm onSave={onSave} loading={loading} error={error} />
+      </div>
+    </div>
+  )
+}
+
+export default NewPost

web/src/components/Post/Post.js

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+import { useMutation, useFlash } from '@redwoodjs/web'
+import { Link, routes, navigate } from '@redwoodjs/router'
+
+const DELETE_POST_MUTATION = gql`
+  mutation DeletePostMutation($id: Int!) {
+    deletePost(id: $id) {
+      id
+    }
+  }
+`
+
+const jsonDisplay = (obj) => {
+  return (
+    <pre>
+      <code>{JSON.stringify(obj, null, 2)}</code>
+    </pre>
+  )
+}
+
+const timeTag = (datetime) => {
+  return (
+    <time dateTime={datetime} title={datetime}>
+      {new Date(datetime).toUTCString()}
+    </time>
+  )
+}
+
+const checkboxInputTag = (checked) => {
+  return <input type="checkbox" checked={checked} disabled />
+}
+
+const Post = ({ post }) => {
+  const { addMessage } = useFlash()
+  const [deletePost] = useMutation(DELETE_POST_MUTATION, {
+    onCompleted: () => {
+      navigate(routes.posts())
+      addMessage('Post deleted.', { classes: 'rw-flash-success' })
+    },
+  })
+
+  const onDeleteClick = (id) => {
+    if (confirm('Are you sure you want to delete post ' + id + '?')) {
+      deletePost({ variables: { id } })
+    }
+  }
+
+  return (
+    <>
+      <div className="rw-segment">
+        <header className="rw-segment-header">
+          <h2 className="rw-heading rw-heading-secondary">
+            Post {post.id} Detail
+          </h2>
+        </header>
+        <table className="rw-table">
+          <tbody>
+            <tr>
+              <th>Id</th>
+              <td>{post.id}</td>
+            </tr>
+            <tr>
+              <th>Title</th>
+              <td>{post.title}</td>
+            </tr>
+            <tr>
+              <th>Body</th>
+              <td>{post.body}</td>
+            </tr>
+            <tr>
+              <th>Created at</th>
+              <td>{timeTag(post.createdAt)}</td>
+            </tr>
+          </tbody>
+        </table>
+      </div>
+      <nav className="rw-button-group">
+        <Link
+          to={routes.editPost({ id: post.id })}
+          className="rw-button rw-button-blue"
+        >
+          Edit
+        </Link>
+        <a
+          href="#"
+          className="rw-button rw-button-red"
+          onClick={() => onDeleteClick(post.id)}
+        >
+          Delete
+        </a>
+      </nav>
+    </>
+  )
+}
+
+export default Post

web/src/components/PostCell/PostCell.js

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+import Post from 'src/components/Post'
+
+export const QUERY = gql`
+  query FIND_POST_BY_ID($id: Int!) {
+    post: post(id: $id) {
+      id
+      title
+      body
+      createdAt
+    }
+  }
+`
+
+export const Loading = () => <div>Loading...</div>
+
+export const Empty = () => <div>Post not found</div>
+
+export const Success = ({ post }) => {
+  return <Post post={post} />
+}

web/src/components/PostForm/PostForm.js

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+import {
+  Form,
+  FormError,
+  FieldError,
+  Label,
+  TextField,
+  Submit,
+} from '@redwoodjs/forms'
+
+const PostForm = (props) => {
+  const onSubmit = (data) => {
+    props.onSave(data, props?.post?.id)
+  }
+
+  return (
+    <div className="rw-form-wrapper">
+      <Form onSubmit={onSubmit} error={props.error}>
+        <FormError
+          error={props.error}
+          wrapperClassName="rw-form-error-wrapper"
+          titleClassName="rw-form-error-title"
+          listClassName="rw-form-error-list"
+        />
+
+        <Label
+          name="title"
+          className="rw-label"
+          errorClassName="rw-label rw-label-error"
+        >
+          Title
+        </Label>
+        <TextField
+          name="title"
+          defaultValue={props.post?.title}
+          className="rw-input"
+          errorClassName="rw-input rw-input-error"
+          validation={{ required: true }}
+        />
+        <FieldError name="title" className="rw-field-error" />
+
+        <Label
+          name="body"
+          className="rw-label"
+          errorClassName="rw-label rw-label-error"
+        >
+          Body
+        </Label>
+        <TextField
+          name="body"
+          defaultValue={props.post?.body}
+          className="rw-input"
+          errorClassName="rw-input rw-input-error"
+          validation={{ required: true }}
+        />
+        <FieldError name="body" className="rw-field-error" />
+
+        <div className="rw-button-group">
+          <Submit disabled={props.loading} className="rw-button rw-button-blue">
+            Save
+          </Submit>
+        </div>
+      </Form>
+    </div>
+  )
+}
+
+export default PostForm

web/src/components/Posts/Posts.js

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+import { useMutation, useFlash } from '@redwoodjs/web'
+import { Link, routes } from '@redwoodjs/router'
+
+const DELETE_POST_MUTATION = gql`
+  mutation DeletePostMutation($id: Int!) {
+    deletePost(id: $id) {
+      id
+    }
+  }
+`
+
+const MAX_STRING_LENGTH = 150
+
+const truncate = (text) => {
+  let output = text
+  if (text && text.length > MAX_STRING_LENGTH) {
+    output = output.substring(0, MAX_STRING_LENGTH) + '...'
+  }
+  return output
+}
+
+const jsonTruncate = (obj) => {
+  return truncate(JSON.stringify(obj, null, 2))
+}
+
+const timeTag = (datetime) => {
+  return (
+    <time dateTime={datetime} title={datetime}>
+      {new Date(datetime).toUTCString()}
+    </time>
+  )
+}
+
+const checkboxInputTag = (checked) => {
+  return <input type="checkbox" checked={checked} disabled />
+}
+
+const PostsList = ({ posts }) => {
+  const { addMessage } = useFlash()
+  const [deletePost] = useMutation(DELETE_POST_MUTATION, {
+    onCompleted: () => {
+      addMessage('Post deleted.', { classes: 'rw-flash-success' })
+    },
+  })
+
+  const onDeleteClick = (id) => {
+    if (confirm('Are you sure you want to delete post ' + id + '?')) {
+      deletePost({ variables: { id }, refetchQueries: ['POSTS'] })
+    }
+  }
+
+  return (
+    <div className="rw-segment rw-table-wrapper-responsive">
+      <table className="rw-table">
+        <thead>
+          <tr>
+            <th>Id</th>
+            <th>Title</th>
+            <th>Body</th>
+            <th>Created at</th>
+            <th>&nbsp;</th>
+          </tr>
+        </thead>
+        <tbody>
+          {posts.map((post) => (
+            <tr key={post.id}>
+              <td>{truncate(post.id)}</td>
+              <td>{truncate(post.title)}</td>
+              <td>{truncate(post.body)}</td>
+              <td>{timeTag(post.createdAt)}</td>
+              <td>
+                <nav className="rw-table-actions">
+                  <Link
+                    to={routes.post({ id: post.id })}
+                    title={'Show post ' + post.id + ' detail'}
+                    className="rw-button rw-button-small"
+                  >
+                    Show
+                  </Link>
+                  <Link
+                    to={routes.editPost({ id: post.id })}
+                    title={'Edit post ' + post.id}
+                    className="rw-button rw-button-small rw-button-blue"
+                  >
+                    Edit
+                  </Link>
+                  <a
+                    href="#"
+                    title={'Delete post ' + post.id}
+                    className="rw-button rw-button-small rw-button-red"
+                    onClick={() => onDeleteClick(post.id)}
+                  >
+                    Delete
+                  </a>
+                </nav>
+              </td>
+            </tr>
+          ))}
+        </tbody>
+      </table>
+    </div>
+  )
+}
+
+export default PostsList

web/src/components/PostsCell/PostsCell.js

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+import { Link, routes } from '@redwoodjs/router'
+
+import Posts from 'src/components/Posts'
+
+export const QUERY = gql`
+  query POSTS {
+    posts {
+      id
+      title
+      body
+      createdAt
+    }
+  }
+`
+
+export const Loading = () => <div>Loading...</div>
+
+export const Empty = () => {
+  return (
+    <div className="rw-text-center">
+      {'No posts yet. '}
+      <Link to={routes.newPost()} className="rw-link">
+        {'Create one?'}
+      </Link>
+    </div>
+  )
+}
+
+export const Success = ({ posts }) => {
+  return <Posts posts={posts} />
+}