fix: avoid hardcoding entry when initially selecting entry id

webui/src/app/_layout.tsx

@@ -1,10 +1,9 @@
 import { Slot } from 'expo-router';
-import { useColorScheme } from 'nativewind';
-import { useEffect } from 'react';
 
 import { ModuleFilterProvider } from '~/providers/modules';
 import { QueryProvider } from '~/providers/query';
 import { StatsEntryProvider } from '~/providers/stats';
+import { ThemeProvider } from '~/providers/theme';
 
 // Import the Expo-required radix styles
 import '@radix-ui/colors/green.css';
@@ -31,28 +30,15 @@ import '~/styles-expo.css';
 import '~/styles.css';
 
 export default function RootLayout() {
-  useWorkaroundForThemeClass();
-
   return (
     <QueryProvider>
-      <StatsEntryProvider>
-        <ModuleFilterProvider>
-          <Slot />
-        </ModuleFilterProvider>
-      </StatsEntryProvider>
+      <ThemeProvider>
+        <StatsEntryProvider>
+          <ModuleFilterProvider>
+            <Slot />
+          </ModuleFilterProvider>
+        </StatsEntryProvider>
+      </ThemeProvider>
     </QueryProvider>
   );
 }
-
-function useWorkaroundForThemeClass() {
-  const { colorScheme } = useColorScheme();
-
-  useEffect(() => {
-    if (document.body) {
-      document.body.classList.remove('light-theme', 'dark-theme');
-      if (colorScheme) {
-        document.body.className = `${colorScheme}-theme`;
-      }
-    }
-  }, [colorScheme]);
-}

webui/src/components/forms/StatsEntrySelect.tsx

@@ -32,9 +32,9 @@ export function StatsEntrySelect() {
           side="bottom"
           collisionPadding={{ left: 16, right: 16 }}
           className={cn(
-            'flex min-w-[220px] flex-col gap-0.5 rounded-md border border-default bg-default p-1 shadow-md'
-            // 'will-change-[opacity,transform]',
-            // 'data-[side=bottom]:animate-slideUpAndFade data-[side=left]:animate-slideRightAndFade data-[side=right]:animate-slideLeftAndFade data-[side=top]:animate-slideDownAndFade'
+            'flex min-w-[220px] flex-col gap-0.5 rounded-md border border-default bg-default p-1 shadow-md',
+            'transition ease-in-out data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:duration-200 data-[state=open]:duration-300',
+            'data-[state=closed]:fade-out data-[state=closed]:slide-out-to-top-1/3 data-[state=open]:fade-in data-[state=open]:slide-in-from-top-1/3'
           )}
         >
           <Select.ScrollUpButton className="SelectScrollButton">

webui/src/components/graphs/Graph.tsx

@@ -24,9 +24,18 @@ export const Graph = forwardRef<ReactECharts, ComponentProps<typeof ReactECharts
   );
 });
 
-function useDynamicHeight<T extends HTMLElement>(ref: RefObject<T>, initialHeight = 300) {
+let lastKnownHeight = 300;
+
+function useDynamicHeight<T extends HTMLElement>(
+  ref: RefObject<T>,
+  initialHeight = lastKnownHeight
+) {
   const [size, setSize] = useState({ height: initialHeight, width: 0 });
 
+  useEffect(() => {
+    lastKnownHeight = size.height;
+  }, [size.height]);
+
   useEffect(() => {
     const resizeObserver = new ResizeObserver((entries) => {
       for (const entry of entries) {

webui/src/providers/stats.tsx

@@ -1,6 +1,7 @@
 import { useQuery } from '@tanstack/react-query';
 import { type PropsWithChildren, createContext, useContext, useMemo, useState } from 'react';
 
+import { Spinner } from '~/ui/Spinner';
 import { fetchApi } from '~/utils/api';
 import { type PartialStatsEntry } from '~core/data/types';
 
@@ -24,18 +25,51 @@ export const useStatsEntryContext = () => useContext(statsEntryContext);
 
 export function StatsEntryProvider({ children }: PropsWithChildren) {
   const entries = useStatsEntriesData();
-  const [entryId, setEntryId] = useState('2');
+  const [entryId, setEntryId] = useState<string>();
+  const entryIdOrFirstEntry = entryId ?? entries.data?.[0]?.id;
+
   const entry = useMemo(
-    () => entries.data?.find((entry) => entry.id === entryId),
-    [entries, entryId]
+    () => entries.data?.find((entry) => entry.id === entryIdOrFirstEntry),
+    [entries, entryIdOrFirstEntry]
   );
 
   function entryFilePath(absolutePath: string) {
     return entry?.projectRoot ? absolutePath.replace(entry.projectRoot + '/', '') : absolutePath;
   }
 
+  // TODO: add better UX for loading
+  if (entries.isFetching && !entries.data?.length) {
+    return (
+      <div className="flex flex-1 justify-center items-center">
+        <Spinner />
+      </div>
+    );
+  }
+
+  // TODO: add better UX for empty state
+  if (entries.isFetched && !entries.data?.length) {
+    return (
+      <div className="flex flex-1 justify-center items-center">
+        <h2 className="text-lg font-bold m-4">No stats found.</h2>
+        <p>Open your app in the browser, or device, to collect the stats.</p>
+      </div>
+    );
+  }
+
+  // TODO: add better UX for error state
+  if (!entryIdOrFirstEntry) {
+    return (
+      <div className="flex flex-1 justify-center items-center">
+        <h2 className="text-lg font-bold m-4">Unable to load stats.</h2>
+        <p>Make sure you configured Expo Atlas properly.</p>
+      </div>
+    );
+  }
+
   return (
-    <statsEntryContext.Provider value={{ entryId, setEntryId, entries, entry, entryFilePath }}>
+    <statsEntryContext.Provider
+      value={{ entryId: entryIdOrFirstEntry, setEntryId, entries, entry, entryFilePath }}
+    >
       {children}
     </statsEntryContext.Provider>
   );

webui/src/providers/theme.tsx

@@ -0,0 +1,21 @@
+import { useColorScheme } from 'nativewind';
+import { useEffect, type PropsWithChildren } from 'react';
+
+export function ThemeProvider({ children }: PropsWithChildren) {
+  useWorkaroundForThemeClass();
+
+  return children;
+}
+
+function useWorkaroundForThemeClass() {
+  const { colorScheme } = useColorScheme();
+
+  useEffect(() => {
+    if (document.body) {
+      document.body.classList.remove('light-theme', 'dark-theme');
+      if (colorScheme) {
+        document.body.className = `${colorScheme}-theme`;
+      }
+    }
+  }, [colorScheme]);
+}

webui/src/ui/Spinner.tsx

@@ -0,0 +1,8 @@
+import cn from 'classnames';
+// @ts-expect-error
+import LoaderIcon from 'lucide-react/dist/esm/icons/loader-2';
+import { type ComponentProps } from 'react';
+
+export function Spinner({ className, ...props }: ComponentProps<typeof LoaderIcon>) {
+  return <LoaderIcon className={cn('animate-spin', className)} {...props} />;
+}