[Experiment] Chart fetching strategies

Author: MananTank

apps/dashboard/package.json

@@ -49,6 +49,7 @@
     "@sentry/nextjs": "8.45.1",
     "@shazow/whatsabi": "^0.18.0",
     "@tanstack/react-query": "5.62.16",
+    "@tanstack/react-query-persist-client": "^5.64.2",
     "@tanstack/react-table": "^8.20.6",
     "@thirdweb-dev/service-utils": "workspace:*",
     "@vercel/functions": "^1.5.2",
@@ -64,6 +65,7 @@
     "flat": "^6.0.1",
     "framer-motion": "11.15.0",
     "fuse.js": "7.0.0",
+    "idb-keyval": "^6.2.1",
     "input-otp": "^1.4.1",
     "ioredis": "^5.4.1",
     "ipaddr.js": "^2.2.0",

apps/dashboard/src/app/team/[team_slug]/(team)/layout.tsx

@@ -87,6 +87,10 @@ export default async function TeamLayout(props: {
               path: `/team/${params.team_slug}/~/settings`,
               name: "Settings",
             },
+            {
+              path: `/team/${params.team_slug}/~/test`,
+              name: "Test",
+            },
           ]}
         />
       </div>

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/_common/ChartUI.tsx

@@ -0,0 +1,23 @@
+"use client";
+
+import { ThirdwebBarChart } from "@/components/blocks/charts/bar-chart";
+
+export function ChartUI(props: {
+  data: Array<{ time: Date; count: number }>;
+  isPending: boolean;
+}) {
+  return (
+    <ThirdwebBarChart
+      title="Test"
+      data={props.data}
+      config={{
+        count: {
+          label: "Foo",
+          color: "hsl(var(--chart-1))",
+        },
+      }}
+      chartClassName="aspect-[1.5] lg:aspect-[4.5]"
+      isPending={props.isPending}
+    />
+  );
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/_common/date.ts

@@ -0,0 +1,5 @@
+export function ignoreTime(date: Date) {
+  const newDate = new Date(date);
+  newDate.setHours(1, 0, 0, 0);
+  return newDate;
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/_common/delays.ts

@@ -0,0 +1,9 @@
+// This adds a key difference from the client side version -
+// client side version can skip this entirely on subsequent date range changes
+export async function simulatePageProcessingDelay() {
+  await new Promise((resolve) => setTimeout(resolve, 1000));
+}
+
+export async function simulateChartFetchingDelay() {
+  await new Promise((resolve) => setTimeout(resolve, 2000));
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/_common/fetchTestData.ts

@@ -0,0 +1,23 @@
+import { addDays, differenceInCalendarDays } from "date-fns";
+import { simulateChartFetchingDelay } from "./delays";
+
+export type TestData = Array<{ time: Date; count: number }>;
+
+export async function fetchTestData(params: {
+  from: Date;
+  to: Date;
+}) {
+  await simulateChartFetchingDelay();
+
+  const days = differenceInCalendarDays(params.to, params.from);
+
+  const data: TestData = [];
+  for (let i = 0; i < days; i++) {
+    data.push({
+      time: addDays(params.from, i),
+      count: ((i + 1) % 10) + i,
+    });
+  }
+
+  return data;
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/_common/pageProcessing.ts

@@ -0,0 +1,29 @@
+import { getLastNDaysRange } from "../../../../../../../components/analytics/date-range-selector";
+import type { Range } from "../../../../../../../components/analytics/date-range-selector";
+import { ignoreTime } from "./date";
+import { simulatePageProcessingDelay } from "./delays";
+
+export async function pageProcessing(props: {
+  searchParams: Promise<{ [key: string]: string | string[] | undefined }>;
+}) {
+  const searchParams = await props.searchParams;
+  const fromStr = searchParams.from;
+  const toStr = searchParams.to;
+  await simulatePageProcessingDelay();
+
+  const defaultRange = getLastNDaysRange("last-30");
+  const range: Range =
+    fromStr && toStr && typeof fromStr === "string" && typeof toStr === "string"
+      ? {
+          from: ignoreTime(new Date(fromStr)),
+          to: ignoreTime(new Date(toStr)),
+          type: "custom",
+        }
+      : {
+          from: ignoreTime(defaultRange.from),
+          to: ignoreTime(defaultRange.to),
+          type: defaultRange.type,
+        };
+
+  return range;
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/cache-client/client.tsx

@@ -0,0 +1,52 @@
+"use client";
+
+import { useQuery } from "@tanstack/react-query";
+import { useRef } from "react";
+import { DateRangeSelector } from "../../../../../../../components/analytics/date-range-selector";
+import { ChartUI } from "../_common/ChartUI";
+import { type TestData, fetchTestData } from "../_common/fetchTestData";
+import { useRange, useSetRange } from "./contexts";
+
+export function QueryChartUI(props: {
+  initialData: TestData;
+}) {
+  const range = useRange();
+  const initialRange = useRef(range);
+  const chartDataQuery = useQuery({
+    queryKey: [
+      "fetchTestDate",
+      {
+        from: range.from.toDateString(),
+        to: range.to.toDateString(),
+      },
+    ],
+    queryFn: () => {
+      console.log("client side query", range);
+      return fetchTestData(range);
+    },
+    initialData() {
+      const hasInitialData =
+        range.from.toString() === initialRange.current.from.toString() &&
+        range.to.toString() === initialRange.current.to.toString();
+
+      if (hasInitialData) {
+        return props.initialData;
+      }
+    },
+    refetchOnMount: false,
+    refetchOnWindowFocus: false,
+  });
+
+  return (
+    <ChartUI
+      data={chartDataQuery.data || []}
+      isPending={chartDataQuery.isPending}
+    />
+  );
+}
+
+export function RangeSelector() {
+  const range = useRange();
+  const setRange = useSetRange();
+  return <DateRangeSelector range={range} setRange={setRange} />;
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/cache-client/contexts.tsx

@@ -0,0 +1,39 @@
+"use client";
+
+import { createContext, useContext, useState } from "react";
+import invariant from "tiny-invariant";
+import type { Range } from "../../../../../../../components/analytics/date-range-selector";
+
+type SetRange = (range: Range) => void;
+
+// eslint-disable-next-line no-restricted-syntax
+const RangeCtx = createContext<Range | null>(null);
+// eslint-disable-next-line no-restricted-syntax
+const SetRangeCtx = createContext<SetRange | null>(null);
+
+export function RangeProvider(props: {
+  value: Range;
+  children: React.ReactNode;
+}) {
+  const [range, setRange] = useState<Range>(props.value);
+
+  return (
+    <RangeCtx.Provider value={range}>
+      <SetRangeCtx.Provider value={setRange}>
+        {props.children}
+      </SetRangeCtx.Provider>
+    </RangeCtx.Provider>
+  );
+}
+
+export function useRange() {
+  const range = useContext(RangeCtx);
+  invariant(range, "Not in RangeProvider");
+  return range;
+}
+
+export function useSetRange() {
+  const setRange = useContext(SetRangeCtx);
+  invariant(setRange, "Not in RangeProvider");
+  return setRange;
+}

apps/dashboard/src/app/team/[team_slug]/(team)/~/test/cache-client/page.tsx

@@ -0,0 +1,25 @@
+import { pageProcessing } from "../_common/pageProcessing";
+import { RangeSelector } from "./client";
+import { RangeProvider } from "./contexts";
+import { RSCQueryChart } from "./server";
+
+export default async function Page(props: {
+  searchParams: Promise<{ [key: string]: string | string[] | undefined }>;
+}) {
+  const range = await pageProcessing(props);
+
+  return (
+    <RangeProvider value={range}>
+      <div>
+        <RangeSelector />
+        <div className="h-8" />
+        <RSCQueryChart
+          range={{
+            from: range.from,
+            to: range.to,
+          }}
+        />
+      </div>
+    </RangeProvider>
+  );
+}