cache planets for one minute so we dont spam ESI

README.md

@@ -4,7 +4,7 @@ Simple tool to track your PI planet extractors. Login with your characters and e
 
 Any questions, feedback or suggestions are welcome at [EVE PI Discord](https://discord.gg/bCdXzU8PHK)
 
-## [Avanto hosted PI tool](https://pi.avanto.tk)
+## [Hosted PI tool](https://pi.calli.fi)
 
 ![Screenshot of PI tool](https://github.com/calli-eve/eve-pi/blob/main/images/eve-pi.png)
 ![3D render of a planet](https://github.com/calli-eve/eve-pi/blob/main/images/3dplanet.png)

src/app/components/MainGrid.tsx

@@ -48,7 +48,7 @@ declare module "@mui/material/styles" {
 }
 
 export const MainGrid = () => {
-  const { characters, updateCharacter } = useContext(CharacterContext);
+  const { characters } = useContext(CharacterContext);
   const { compactMode, toggleCompactMode, alertMode, toggleAlertMode, planMode, togglePlanMode, extractionTimeMode, toggleExtractionTimeMode } = useContext(SessionContext);
   const [accountOrder, setAccountOrder] = useState<string[]>([]);
   const [allCollapsed, setAllCollapsed] = useState(false);

src/app/page.tsx

@@ -19,6 +19,21 @@ import { EvePraisalResult, fetchAllPrices } from "@/eve-praisal";
 import { getPlanet, getPlanetUniverse, getPlanets } from "@/planets";
 import { PlanetConfig } from "@/types";
 
+// Add batch processing utility
+const processInBatches = async <T, R>(
+  items: T[],
+  batchSize: number,
+  processFn: (item: T) => Promise<R>
+): Promise<R[]> => {
+  const results: R[] = [];
+  for (let i = 0; i < items.length; i += batchSize) {
+    const batch = items.slice(i, i + batchSize);
+    const batchResults = await Promise.all(batch.map(processFn));
+    results.push(...batchResults);
+  }
+  return results;
+};
+
 const Home = () => {
   const searchParams = useSearchParams();
   const [characters, setCharacters] = useState<AccessToken[]>([]);
@@ -63,15 +78,13 @@ const Home = () => {
   };
 
   const refreshSession = async (characters: AccessToken[]) => {
-    return Promise.all(
-      characters.map((c) => {
-        try {
-          return refreshToken(c);
-        } catch {
-          return { ...c, needsLogin: true };
-        }
-      }),
-    );
+    return processInBatches(characters, 50, async (c) => {
+      try {
+        return await refreshToken(c);
+      } catch {
+        return { ...c, needsLogin: true };
+      }
+    });
   };
 
   const handleCallback = async (
@@ -107,24 +120,24 @@ const Home = () => {
   const initializeCharacterPlanets = (
     characters: AccessToken[],
   ): Promise<AccessToken[]> =>
-    Promise.all(
-      characters.map(async (c) => {
-        if (c.needsLogin || c.character === undefined)
-          return { ...c, planets: [] };
-        const planets = await getPlanets(c);
-        const planetsWithInfo: PlanetWithInfo[] = await Promise.all(
-          planets.map(async (p) => ({
-            ...p,
-            info: await getPlanet(c, p),
-            infoUniverse: await getPlanetUniverse(p),
-          })),
-        );
-        return {
-          ...c,
-          planets: planetsWithInfo,
-        };
-      }),
-    );
+    processInBatches(characters, 50, async (c) => {
+      if (c.needsLogin || c.character === undefined)
+        return { ...c, planets: [] };
+      const planets = await getPlanets(c);
+      const planetsWithInfo: PlanetWithInfo[] = await processInBatches(
+        planets,
+        3,
+        async (p) => ({
+          ...p,
+          info: await getPlanet(c, p),
+          infoUniverse: await getPlanetUniverse(p),
+        })
+      );
+      return {
+        ...c,
+        planets: planetsWithInfo,
+      };
+    });
 
   const saveCharacters = (characters: AccessToken[]): AccessToken[] => {
     localStorage.setItem("characters", JSON.stringify(characters));

src/planets.ts

@@ -22,10 +22,51 @@ export const getPlanets = async (character: AccessToken): Promise<Planet[]> => {
   return planets;
 };
 
+interface CachedPlanetData {
+  data: PlanetInfo;
+  timestamp: number;
+}
+
+const CACHE_DURATION_MS = 60_000; // 1 minute
+const CACHE_STORAGE_KEY = "planet_cache";
+
+const loadCacheFromStorage = (): Map<string, CachedPlanetData> => {
+  try {
+    const stored = localStorage.getItem(CACHE_STORAGE_KEY);
+    if (stored) {
+      const parsed = JSON.parse(stored);
+      return new Map(Object.entries(parsed));
+    }
+  } catch (error) {
+    console.error("Failed to load planet cache from localStorage:", error);
+  }
+  return new Map();
+};
+
+const saveCacheToStorage = (cache: Map<string, CachedPlanetData>) => {
+  try {
+    const obj = Object.fromEntries(cache);
+    localStorage.setItem(CACHE_STORAGE_KEY, JSON.stringify(obj));
+  } catch (error) {
+    console.error("Failed to save planet cache to localStorage:", error);
+  }
+};
+
+const planetCache = loadCacheFromStorage();
+
 export const getPlanet = async (
   character: AccessToken,
   planet: Planet,
 ): Promise<PlanetInfo> => {
+  const cacheKey = `${character.character.characterId}-${planet.planet_id}`;
+  const cached = planetCache.get(cacheKey);
+
+  if (cached && Date.now() - cached.timestamp < CACHE_DURATION_MS) {
+    console.log(`[Cache HIT] Planet ${planet.planet_id} for character ${character.character.characterId}`);
+    return cached.data;
+  }
+
+  console.log(`[Cache MISS] Fetching planet ${planet.planet_id} for character ${character.character.characterId}`);
   const api = new Api();
   const planetInfo = (
     await api.v3.getCharactersCharacterIdPlanetsPlanetId(
@@ -36,6 +77,14 @@ export const getPlanet = async (
       },
     )
   ).data;
+
+  planetCache.set(cacheKey, {
+    data: planetInfo,
+    timestamp: Date.now(),
+  });
+
+  saveCacheToStorage(planetCache);
+
   return planetInfo;
 };