Removes Tanstack Query

src/routes/_app/_authenticated/campaigns.$campaignId.tsx

@@ -1,11 +1,10 @@
-import { useCallback } from "react";
+import { useCallback, useEffect, useState } from "react";
 import { createFileRoute, Link } from "@tanstack/react-router";
 import { pb } from "@/lib/pocketbase";
 import { SessionRow } from "@/components/documents/session/SessionRow";
 import { Button } from "@headlessui/react";
-import { useQueryClient, useSuspenseQuery } from "@tanstack/react-query";
 import { Loader } from "@/components/Loader";
-import type { Relationship } from "@/lib/types";
+import type { Campaign, Relationship, Session } from "@/lib/types";
 
 export const Route = createFileRoute(
   "/_app/_authenticated/campaigns/$campaignId",
@@ -15,14 +14,15 @@ export const Route = createFileRoute(
 });
 
 function RouteComponent() {
-  const queryClient = useQueryClient();
   const params = Route.useParams();
 
-  const {
-    data: { campaign, sessions },
-  } = useSuspenseQuery({
-    queryKey: ["campaign"],
-    queryFn: async () => {
+  const [loading, setLoading] = useState(true);
+  const [campaign, setCampaign] = useState<Campaign | null>(null);
+  const [sessions, setSessions] = useState<Session[]>([]);
+
+  useEffect(() => {
+    async function fetchData() {
+      setLoading(true);
       const campaign = await pb
         .collection("campaigns")
         .getOne(params.campaignId);
@@ -31,14 +31,17 @@ function RouteComponent() {
         filter: `campaign = "${params.campaignId}" && type = 'session'`,
         sort: "-created",
       });
-      return {
-        campaign,
-        sessions,
-      };
-    },
-  });
+      setSessions(sessions as Session[]);
+      setCampaign(campaign as Campaign);
+      setLoading(false);
+    }
+    fetchData();
+  }, [setCampaign, setSessions, setLoading]);
 
   const createNewSession = useCallback(async () => {
+    if (campaign === null) {
+      return;
+    }
     // Check for a previous session
     const prevSession = await pb
       .collection("documents")
@@ -70,10 +73,12 @@ function RouteComponent() {
         });
       }
     }
-
-    queryClient.invalidateQueries({ queryKey: ["campaign"] });
   }, [campaign]);
 
+  if (loading || campaign === null) {
+    return <Loader />;
+  }
+
   return (
     <div className="max-w-xl mx-auto py-8">
       <div className="mb-2">