perf: improve display of visitor map if data is too much

src/client/components/website/WebsiteVisitorMap/VisitorLarkMap.tsx

@@ -5,7 +5,7 @@ import {
   PointLayer,
   PointLayerProps,
 } from '@antv/larkmap';
-import React from 'react';
+import React, { useMemo } from 'react';
 import { AppRouterOutput } from '../../../api/trpc';
 import { useGlobalConfig } from '../../../hooks/useConfig';
 import { useSettingsStore } from '../../../store/settings';
@@ -76,10 +76,18 @@ export const VisitorLarkMap: React.FC<{
     parser: { type: 'json', x: 'longitude', y: 'latitude' },
   };
 
+  const size = useMemo(() => {
+    if (props.data.length > 5000) {
+      return 3;
+    }
+
+    return 5;
+  }, [props.data.length]);
+
   return (
     <LarkMap {...config} style={{ height: '60vh' }}>
       <FullscreenControl />
-      <PointLayer {...layerOptions} source={source} />
+      <PointLayer {...layerOptions} size={size} source={source} />
     </LarkMap>
   );
 });

src/client/components/website/WebsiteVisitorMap/VisitorLeafletMap.tsx

@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { useMemo } from 'react';
 import { AppRouterOutput } from '../../../api/trpc';
 import { MapContainer, CircleMarker, Popup, TileLayer } from 'react-leaflet';
 import { mapCenter } from './utils';
@@ -7,11 +7,13 @@ import './VisitorLeafletMap.css';
 import { useTranslation } from '@i18next-toolkit/react';
 
 export const UserDataPoint: React.FC<{
+  pointRadius?: number;
   longitude: number;
   latitude: number;
   count: number;
 }> = React.memo((props) => {
   const { t } = useTranslation();
+  const pointRadius = props.pointRadius ?? 5;
 
   return (
     <CircleMarker
@@ -19,7 +21,7 @@ export const UserDataPoint: React.FC<{
         lat: props.latitude,
         lng: props.longitude,
       }}
-      radius={5}
+      radius={pointRadius}
       stroke={false}
       fill={true}
       fillColor="rgb(236,112,20)"
@@ -38,6 +40,22 @@ UserDataPoint.displayName = 'UserDataPoint';
 export const VisitorLeafletMap: React.FC<{
   data: AppRouterOutput['website']['geoStats'];
 }> = React.memo((props) => {
+  const pointRadius = useMemo(() => {
+    if (props.data.length > 20000) {
+      return 1;
+    }
+
+    if (props.data.length > 5000) {
+      return 2;
+    }
+
+    if (props.data.length > 1000) {
+      return 3;
+    }
+
+    return 5;
+  }, [props.data.length]);
+
   return (
     <MapContainer
       className="h-[60vh] w-full"
@@ -50,7 +68,11 @@ export const VisitorLeafletMap: React.FC<{
       <TileLayer url="https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png" />
 
       {props.data.map((item) => (
-        <UserDataPoint key={`${item.longitude},${item.latitude}`} {...item} />
+        <UserDataPoint
+          key={`${item.longitude},${item.latitude}`}
+          pointRadius={pointRadius}
+          {...item}
+        />
       ))}
     </MapContainer>
   );