chore: add hydration debugger to solid ssr example

Author: marbemac

examples/solid/solid-start-streaming/src/root.css

@@ -85,3 +85,13 @@ p {
   font-weight: bold;
   flex-grow: 1;
 }
+
+.example--table {
+  padding: 0.5rem;
+}
+
+.example--table th,
+.example--table td {
+  padding: 4px 12px;
+  white-space: nowrap;
+}

examples/solid/solid-start-streaming/src/root.tsx

@@ -43,6 +43,7 @@ export default function Root() {
               <A href="/deferred">Deferred</A>
               <A href="/mixed">Mixed</A>
               <A href="/with-error">With Error</A>
+              <A href="/hydration">Hydration</A>
 
               <Routes>
                 <FileRoutes />

examples/solid/solid-start-streaming/src/routes/hydration.tsx

@@ -0,0 +1,95 @@
+import type { CreateQueryResult } from '@tanstack/solid-query'
+import { createQuery } from '@tanstack/solid-query'
+import { createSignal, Suspense } from 'solid-js'
+import { fetchUser } from '~/utils/api'
+import { NoHydration } from 'solid-js/web'
+import { Title } from 'solid-start'
+
+export default function Hydration() {
+  const query = createQuery(() => ({
+    queryKey: ['user'],
+    queryFn: () => fetchUser({ sleep: 500 }),
+    deferStream: true,
+  }))
+
+  const [initialQueryState] = createSignal(JSON.parse(JSON.stringify(query)))
+
+  return (
+    <main>
+      <Title>Solid Query - Hydration</Title>
+
+      <h1>Solid Query - Hydration Example</h1>
+
+      <div class="description">
+        <p>
+          Lists the query state as seen on the server, initial render on the
+          client (right after hydration), and current client value. Ideally, if
+          SSR is setup correctly, these values are exactly the same in all three
+          contexts.
+        </p>
+      </div>
+
+      <button onClick={() => query.refetch()}>Refetch</button>
+
+      <table class="example example--table">
+        <thead>
+          <tr>
+            <th>Context</th>
+            <th>data.name</th>
+            <th>isFetching</th>
+            <th>isFetched</th>
+            <th>isPending</th>
+            <th>isRefetching</th>
+            <th>isLoading</th>
+            <th>isStale</th>
+            <th>isSuccess</th>
+            <th>fetchStatus</th>
+            <th>dataUpdatedAt</th>
+          </tr>
+        </thead>
+
+        <tbody>
+          <Suspense>
+            <NoHydration>
+              <QueryStateRow context="server" query={query} />
+            </NoHydration>
+
+            <QueryStateRow
+              context="client (initial render)"
+              query={initialQueryState()!}
+            />
+
+            <QueryStateRow context="client" query={query} />
+          </Suspense>
+        </tbody>
+      </table>
+    </main>
+  )
+}
+
+type QueryState = CreateQueryResult<
+  {
+    id: string
+    name: string
+    queryTime: number
+  },
+  Error
+>
+
+const QueryStateRow = (props: { context: string; query: QueryState }) => {
+  return (
+    <tr>
+      <td>{props.context}</td>
+      <td>{props.query.data?.name}</td>
+      <td>{String(props.query.isFetching)}</td>
+      <td>{String(props.query.isFetched)}</td>
+      <td>{String(props.query.isPending)}</td>
+      <td>{String(props.query.isRefetching)}</td>
+      <td>{String(props.query.isLoading)}</td>
+      <td>{String(props.query.isStale)}</td>
+      <td>{String(props.query.isSuccess)}</td>
+      <td>{String(props.query.fetchStatus)}</td>
+      <td>{String(props.query.dataUpdatedAt)}</td>
+    </tr>
+  )
+}