add buy me a beer button

fix per cycle calculation
fix hourly averages
2026-02-11 18:28:49 +01:00 · 2026-01-07 09:02:16 +02:00 · 2026-01-07 08:59:34 +02:00 · 2026-01-02 21:10:58 +02:00 · 2026-01-02 20:53:09 +02:00 · 2025-12-30 17:49:25 +02:00
16 changed files with 460 additions and 134 deletions
--- a/README.md
+++ b/README.md
@@ -4,6 +4,14 @@ 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)

+## Partner code
+
+Consider using EVE partner code to support the project:
+
+```
+CALLIEVE
+```
+
 ## [Hosted PI tool](https://pi.calli.fi)

 ![Screenshot of PI tool](https://github.com/calli-eve/eve-pi/blob/main/images/eve-pi.png)
--- a/package-lock.json
+++ b/package-lock.json
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+      "version": "14.2.35",
+      "resolved": "https://registry.npmjs.org/next/-/next-14.2.35.tgz",
+      "integrity": "sha512-KhYd2Hjt/O1/1aZVX3dCwGXM1QmOV4eNM2UTacK5gipDdPN/oHHK/4oVGy7X8GMfPMsUTUEmGlsy0EY1YGAkig==",
      "requires": {
-        "@next/env": "14.2.23",
-        "@next/swc-darwin-arm64": "14.2.23",
-        "@next/swc-darwin-x64": "14.2.23",
-        "@next/swc-linux-arm64-gnu": "14.2.23",
-        "@next/swc-linux-arm64-musl": "14.2.23",
-        "@next/swc-linux-x64-gnu": "14.2.23",
-        "@next/swc-linux-x64-musl": "14.2.23",
-        "@next/swc-win32-arm64-msvc": "14.2.23",
-        "@next/swc-win32-ia32-msvc": "14.2.23",
-        "@next/swc-win32-x64-msvc": "14.2.23",
+        "@next/env": "14.2.35",
+        "@next/swc-darwin-arm64": "14.2.33",
+        "@next/swc-darwin-x64": "14.2.33",
+        "@next/swc-linux-arm64-gnu": "14.2.33",
+        "@next/swc-linux-arm64-musl": "14.2.33",
+        "@next/swc-linux-x64-gnu": "14.2.33",
+        "@next/swc-linux-x64-musl": "14.2.33",
+        "@next/swc-win32-arm64-msvc": "14.2.33",
+        "@next/swc-win32-ia32-msvc": "14.2.33",
+        "@next/swc-win32-x64-msvc": "14.2.33",
        "@swc/helpers": "0.5.5",
        "busboy": "1.6.0",
        "caniuse-lite": "^1.0.30001579",
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
    "crypto-js": "^4.1.1",
    "eslint": "8.42.0",
    "luxon": "^3.6.1",
-    "next": "^14.2.23",
+    "next": "14.2.35",
    "next-plausible": "^3.12.0",
    "pino": "^9.6.0",
    "pino-pretty": "^13.0.0",
--- a/src/app/components/Account/AccountCard.tsx
+++ b/src/app/components/Account/AccountCard.tsx
@@ -12,6 +12,7 @@ import { EvePraisalResult } from "@/eve-praisal";
 import { STORAGE_IDS, PI_SCHEMATICS, PI_PRODUCT_VOLUMES, STORAGE_CAPACITIES } from "@/const";
 import { DateTime } from "luxon";
 import { PlanetCalculations, AlertState, StorageContent, StorageInfo } from "@/types/planet";
+import { getProgramOutputPrediction } from "../PlanetaryInteraction/ExtractionSimulation";

 interface AccountTotals {
  monthlyEstimate: number;
@@ -22,15 +23,17 @@ interface AccountTotals {
  totalExtractors: number;
 }

-const calculateAlertState = (planetDetails: PlanetCalculations): AlertState => {
+const calculateAlertState = (planetDetails: PlanetCalculations, minExtractionRate: number): AlertState => {
  const hasLowStorage = planetDetails.storageInfo.some(storage => storage.fillRate > 60);
  const hasLowImports = planetDetails.importDepletionTimes.some(depletion => depletion.hoursUntilDepletion < 24);
-  
+  const hasLowExtractionRate = planetDetails.extractorAverages.length > 0 && minExtractionRate > 0 && planetDetails.extractorAverages.some(avg => avg.averagePerHour < minExtractionRate);
+
  return {
    expired: planetDetails.expired,
    hasLowStorage,
    hasLowImports,
-    hasLargeExtractorDifference: planetDetails.hasLargeExtractorDifference
+    hasLargeExtractorDifference: planetDetails.hasLargeExtractorDifference,
+    hasLowExtractionRate
  };
 };

@@ -47,18 +50,27 @@ const calculatePlanetDetails = (planet: PlanetWithInfo, piPrices: EvePraisalResu
  ]));

  // Calculate extractor averages and check for large differences
+  const CYCLE_TIME = 30 * 60; // 30 minutes in seconds
  const extractorAverages = extractors
    .filter(e => e.extractor_details?.product_type_id && e.extractor_details?.qty_per_cycle)
    .map(e => {
-      const cycleTime = e.extractor_details?.cycle_time || 3600;
+      const installDate = new Date(e.install_time ?? "");
+      const expiryDate = new Date(e.expiry_time ?? "");
+      const programDuration = (expiryDate.getTime() - installDate.getTime()) / 1000;
+      const cycles = Math.floor(programDuration / CYCLE_TIME);
+
      const qtyPerCycle = e.extractor_details?.qty_per_cycle || 0;
+      const prediction = getProgramOutputPrediction(qtyPerCycle, CYCLE_TIME, cycles);
+      const totalOutput = prediction.reduce((sum, val) => sum + val, 0);
+      const averagePerHour = totalOutput / cycles * 2;
+
      return {
        typeId: e.extractor_details!.product_type_id!,
-        averagePerHour: (qtyPerCycle * 3600) / cycleTime
+        averagePerHour
      };
    });

-  const hasLargeExtractorDifference = extractorAverages.length === 2 && 
+  const hasLargeExtractorDifference = extractorAverages.length === 2 &&
    Math.abs(extractorAverages[0].averagePerHour - extractorAverages[1].averagePerHour) > balanceThreshold;

  // Calculate storage info
@@ -228,7 +240,7 @@ const calculateAccountTotals = (characters: AccessToken[], piPrices: EvePraisalR
 export const AccountCard = ({ characters, isCollapsed: propIsCollapsed }: { characters: AccessToken[], isCollapsed?: boolean }) => {
  const theme = useTheme();
  const [localIsCollapsed, setLocalIsCollapsed] = useState(false);
-  const { planMode, piPrices, alertMode, balanceThreshold } = useContext(SessionContext);
+  const { planMode, piPrices, alertMode, balanceThreshold, minExtractionRate } = useContext(SessionContext);
  const { monthlyEstimate, storageValue, planetCount, characterCount, runningExtractors, totalExtractors } = calculateAccountTotals(characters, piPrices);

  // Calculate planet details and alert states for each planet
@@ -237,7 +249,7 @@ export const AccountCard = ({ characters, isCollapsed: propIsCollapsed }: { char
      const details = calculatePlanetDetails(planet, piPrices, balanceThreshold);
      acc[`${character.character.characterId}-${planet.planet_id}`] = {
        ...details,
-        alertState: calculateAlertState(details)
+        alertState: calculateAlertState(details, minExtractionRate)
      };
    });
    return acc;
@@ -254,16 +266,18 @@ export const AccountCard = ({ characters, isCollapsed: propIsCollapsed }: { char
    if (alertState.hasLowStorage) return 'visible';
    if (alertState.hasLowImports) return 'visible';
    if (alertState.hasLargeExtractorDifference) return 'visible';
+    if (alertState.hasLowExtractionRate) return 'visible';
    return 'hidden';
  };

  // Check if any planet in the account has alerts
  const hasAnyAlerts = Object.values(planetDetails).some(details => {
-    const alertState = calculateAlertState(details);
-    return alertState.expired || 
-           alertState.hasLowStorage || 
-           alertState.hasLowImports || 
-           alertState.hasLargeExtractorDifference;
+    const alertState = calculateAlertState(details, minExtractionRate);
+    return alertState.expired ||
+           alertState.hasLowStorage ||
+           alertState.hasLowImports ||
+           alertState.hasLargeExtractorDifference ||
+           alertState.hasLowExtractionRate;
  });

  // If in alert mode and no alerts, hide the entire card
--- a/src/app/components/AppBar/AppBar.tsx
+++ b/src/app/components/AppBar/AppBar.tsx
@@ -15,7 +15,9 @@ import { CCPButton } from "../CCP/CCPButton";
 import { DiscordButton } from "../Discord/DiscordButton";
 import { GitHubButton } from "../Github/GitHubButton";
 import { LoginButton } from "../Login/LoginButton";
+import { PartnerCodeButton } from "../PartnerCode/PartnerCodeButton";
 import { SettingsButton } from "../Settings/SettingsButtons";
+import { BuyMeCoffeeButton } from "../BuyMeCoffee/BuyMeCoffeeButton";
 import {
  Button,
  Dialog,
@@ -128,6 +130,12 @@ function ResponsiveAppBar() {
              <MenuItem onClick={handleCloseNavMenu}>
                <CCPButton />
              </MenuItem>
+              <MenuItem onClick={handleCloseNavMenu}>
+                <PartnerCodeButton />
+              </MenuItem>
+              <MenuItem onClick={handleCloseNavMenu}>
+                <BuyMeCoffeeButton />
+              </MenuItem>
            </Menu>
          </Box>
          <PublicIcon sx={{ display: { xs: "flex", md: "none" }, mr: 1 }} />
@@ -162,12 +170,14 @@ function ResponsiveAppBar() {
            <UploadButton />
            <DiscordButton />
            <GitHubButton />
-           
+
            <SettingsButton />
            <Button onClick={() => setFaqOpen(true)} color="inherit">
              FAQ
            </Button>
            <CCPButton />
+            <PartnerCodeButton />
+            <BuyMeCoffeeButton />
          </Box>
        </Toolbar>
      </Container>
--- a/src/app/components/BuyMeCoffee/BuyMeCoffeeButton.tsx
+++ b/src/app/components/BuyMeCoffee/BuyMeCoffeeButton.tsx
@@ -0,0 +1,17 @@
+import { Box, Button, Tooltip } from "@mui/material";
+export const BuyMeCoffeeButton = () => {
+  return (
+    <Box>
+      <Tooltip title="Support the development of this tool">
+        <Button
+          href="https://buymeacoffee.com/evepi"
+          target="_blank"
+          style={{ width: "100%" }}
+          sx={{ color: "white", display: "block" }}
+        >
+          By me a beer
+        </Button>
+      </Tooltip>
+    </Box>
+  );
+};
--- a/src/app/components/PartnerCode/PartnerCodeButton.tsx
+++ b/src/app/components/PartnerCode/PartnerCodeButton.tsx
@@ -0,0 +1,32 @@
+import { Box, Button, Tooltip } from "@mui/material";
+import { useState } from "react";
+
+export const PartnerCodeButton = () => {
+  const [copied, setCopied] = useState(false);
+
+  const handleClick = () => {
+    navigator.clipboard.writeText("CALLIEVE");
+    setCopied(true);
+    setTimeout(() => setCopied(false), 2000);
+  };
+
+  return (
+    <Box>
+      <Tooltip
+        title={
+          copied
+            ? "Copied to clipboard!"
+            : "Click to copy partner code - Use for CCP purchases to support this project"
+        }
+      >
+        <Button
+          onClick={handleClick}
+          style={{ width: "100%" }}
+          sx={{ color: "white", display: "block" }}
+        >
+          Partner Code: CALLIEVE
+        </Button>
+      </Tooltip>
+    </Box>
+  );
+};
--- a/src/app/components/PlanetaryInteraction/ExtractionSimulationTooltip.tsx
+++ b/src/app/components/PlanetaryInteraction/ExtractionSimulationTooltip.tsx
@@ -1,8 +1,9 @@
-import React from 'react';
+import React, { useContext } from 'react';
 import { Box, Paper, Typography, Stack } from '@mui/material';
 import { Line } from 'react-chartjs-2';
 import { getProgramOutputPrediction } from './ExtractionSimulation';
 import { PI_TYPES_MAP } from '@/const';
+import { SessionContext } from '@/app/context/Context';
 import {
  Chart as ChartJS,
  CategoryScale,
@@ -41,6 +42,7 @@ interface ExtractionSimulationTooltipProps {
 export const ExtractionSimulationTooltip: React.FC<ExtractionSimulationTooltipProps> = ({
  extractors
 }) => {
+  const { minExtractionRate } = useContext(SessionContext);
  const CYCLE_TIME = 30 * 60; // 30 minutes in seconds

  // Calculate program duration and cycles for each extractor
@@ -133,7 +135,7 @@ export const ExtractionSimulationTooltip: React.FC<ExtractionSimulationTooltipPr
        </Box>
        <Box sx={{ flex: 1, minWidth: 0 }}>
          <Stack spacing={1}>
-            {extractorPrograms.map(({ typeId, cycleTime, cycles, installTime, expiryTime }, idx) => {
+            {extractorPrograms.map(({ typeId, cycleTime, cycles, expiryTime }, idx) => {
              const prediction = getProgramOutputPrediction(
                extractors[idx].baseValue,
                CYCLE_TIME,
@@ -159,8 +161,15 @@ export const ExtractionSimulationTooltip: React.FC<ExtractionSimulationTooltipPr
                    <Typography variant="body2">
                      • Average per Cycle: {(totalOutput / cycles).toFixed(1)} units
                    </Typography>
-                    <Typography variant="body2">
-                      • Average per hour: {(totalOutput / cycles  * 2).toFixed(1)} units
+                    <Typography
+                      variant="body2"
+                      color={
+                        minExtractionRate > 0 && (extractors[idx].baseValue * 3600) / extractors[idx].cycleTime < minExtractionRate
+                          ? 'error'
+                          : 'inherit'
+                      }
+                    >
+                      • Average per hour: {(totalOutput / cycles * 2).toFixed(1)} units
                    </Typography>
                    <Typography variant="body2">
                      • Expires in: <Countdown overtime={true} date={DateTime.fromISO(expiryTime).toMillis()} />
@@ -176,17 +185,24 @@ export const ExtractionSimulationTooltip: React.FC<ExtractionSimulationTooltipPr
                </Typography>
                <Stack spacing={0.5}>
                  {extractors.map((extractor, index) => {
-                    const averagePerHour = (extractor.baseValue * 3600) / extractor.cycleTime;
+                    const prediction = getProgramOutputPrediction(
+                      extractor.baseValue,
+                      CYCLE_TIME,
+                      extractorPrograms[index].cycles
+                    );
+                    const totalOutput = prediction.reduce((sum, val) => sum + val, 0);
+                    const cycles = extractorPrograms[index].cycles;
+                    const averagePerHour = totalOutput / cycles * 2;
                    return (
                      <Typography key={index} variant="body2">
                        • {PI_TYPES_MAP[extractor.typeId]?.name}: {averagePerHour.toFixed(1)} u/h
                      </Typography>
                    );
                  })}
-                  <Typography 
-                    variant="body2" 
+                  <Typography
+                    variant="body2"
                    color="error"
-                    sx={{ 
+                    sx={{
                      mt: 1,
                      fontWeight: 'bold',
                      borderTop: '1px solid',
@@ -194,10 +210,27 @@ export const ExtractionSimulationTooltip: React.FC<ExtractionSimulationTooltipPr
                      pt: 1
                    }}
                  >
-                    Difference: {Math.abs(
-                      (extractors[0].baseValue * 3600 / extractors[0].cycleTime) - 
-                      (extractors[1].baseValue * 3600 / extractors[1].cycleTime)
-                    ).toFixed(1)} u/h
+                    Difference: {(() => {
+                      const prediction0 = getProgramOutputPrediction(
+                        extractors[0].baseValue,
+                        CYCLE_TIME,
+                        extractorPrograms[0].cycles
+                      );
+                      const totalOutput0 = prediction0.reduce((sum, val) => sum + val, 0);
+                      const cycles0 = extractorPrograms[0].cycles;
+                      const avg0 = totalOutput0 / cycles0 * 2;
+
+                      const prediction1 = getProgramOutputPrediction(
+                        extractors[1].baseValue,
+                        CYCLE_TIME,
+                        extractorPrograms[1].cycles
+                      );
+                      const totalOutput1 = prediction1.reduce((sum, val) => sum + val, 0);
+                      const cycles1 = extractorPrograms[1].cycles;
+                      const avg1 = totalOutput1 / cycles1 * 2;
+
+                      return Math.abs(avg0 - avg1).toFixed(1);
+                    })()} u/h
                  </Typography>
                </Stack>
              </Paper>
--- a/src/app/components/PlanetaryInteraction/PlanetCard.tsx
+++ b/src/app/components/PlanetaryInteraction/PlanetCard.tsx
@@ -8,7 +8,7 @@ import { PlanetCalculations } from "@/types/planet";
 import React, { useContext } from "react";
 import { DateTime } from "luxon";
 import Countdown from "react-countdown";
-import { ColorContext } from "@/app/context/Context";
+import { ColorContext, SessionContext } from "@/app/context/Context";
 import { ExtractionSimulationTooltip } from "./ExtractionSimulationTooltip";
 import { timeColor } from "./alerts";

@@ -40,6 +40,7 @@ export const PlanetCard = ({
 }) => {
  const theme = useTheme();
  const { colors } = useContext(ColorContext);
+  const { minExtractionRate } = useContext(SessionContext);

  const extractorConfigs: ExtractorConfig[] = planetDetails.extractors
    .filter(e => e.extractor_details?.product_type_id && e.extractor_details?.qty_per_cycle)
@@ -51,6 +52,8 @@ export const PlanetCard = ({
      expiryTime: e.expiry_time ?? ""
    }));

+  const hasLowExtractionRate = planetDetails.extractorAverages.length > 0 && minExtractionRate > 0 && planetDetails.extractorAverages.some(avg => avg.averagePerHour < minExtractionRate);
+
  return (
    <Tooltip
      title={
@@ -114,9 +117,30 @@ export const PlanetCard = ({
          />
        )}
        <div style={{ position: "absolute", top: 5, left: 10 }}>
-          <Typography fontSize={theme.custom.smallText}>
+          <Typography
+            fontSize={theme.custom.smallText}
+            color={(planetDetails.hasLargeExtractorDifference || hasLowExtractionRate) ? 'error' : 'inherit'}
+          >
            {planet.infoUniverse?.name}
          </Typography>
+          {planetDetails.hasLargeExtractorDifference && (
+            <Typography
+              fontSize={theme.custom.smallText}
+              color="error"
+              sx={{ opacity: 0.7 }}
+            >
+              off-balance
+            </Typography>
+          )}
+          {hasLowExtractionRate && (
+            <Typography
+              fontSize={theme.custom.smallText}
+              color="error"
+              sx={{ opacity: 0.7 }}
+            >
+              low-extraction
+            </Typography>
+          )}
          {planetDetails.extractors.map((e, idx) => {
            const average = planetDetails.extractorAverages[idx];
            return (
--- a/src/app/components/PlanetaryInteraction/PlanetTableRow.tsx
+++ b/src/app/components/PlanetaryInteraction/PlanetTableRow.tsx
@@ -55,7 +55,7 @@ export const PlanetTableRow = ({
  planetDetails: PlanetCalculations;
 }) => {
  const theme = useTheme();
-  const { showProductIcons, extractionTimeMode, alertMode } = useContext(SessionContext);
+  const { showProductIcons, extractionTimeMode, alertMode, minExtractionRate } = useContext(SessionContext);
  const { colors } = useContext(ColorContext);

  const [planetRenderOpen, setPlanetRenderOpen] = useState(false);
@@ -103,11 +103,13 @@ export const PlanetTableRow = ({
  };

  // Check if there are any alerts
+  const hasLowExtractionRate = planetDetails.extractorAverages.length > 0 && minExtractionRate > 0 && planetDetails.extractorAverages.some(avg => avg.averagePerHour < minExtractionRate);
  const hasAlerts = alertMode && (
    planetDetails.expired ||
    planetDetails.storageInfo.some(storage => storage.fillRate > 60) ||
    planetDetails.importDepletionTimes.some(depletion => depletion.hoursUntilDepletion < 24) ||
-    planetDetails.hasLargeExtractorDifference
+    planetDetails.hasLargeExtractorDifference ||
+    hasLowExtractionRate
  );

  // If in alert mode and no alerts, hide the row
@@ -225,14 +227,14 @@ export const PlanetTableRow = ({
                }}
              >
                <Stack spacing={0}>
-                  <Typography 
+                  <Typography
                    fontSize={theme.custom.smallText}
-                    color={planetDetails.hasLargeExtractorDifference ? 'error' : 'inherit'}
+                    color={(planetDetails.hasLargeExtractorDifference || hasLowExtractionRate) ? 'error' : 'inherit'}
                  >
                    {planetInfoUniverse?.name}
                  </Typography>
                  {planetDetails.hasLargeExtractorDifference && (
-                    <Typography 
+                    <Typography
                      fontSize={theme.custom.smallText}
                      color="error"
                      sx={{ opacity: 0.7 }}
@@ -240,6 +242,15 @@ export const PlanetTableRow = ({
                      off-balance
                    </Typography>
                  )}
+                  {hasLowExtractionRate && (
+                    <Typography
+                      fontSize={theme.custom.smallText}
+                      color="error"
+                      sx={{ opacity: 0.7 }}
+                    >
+                      low-extraction
+                    </Typography>
+                  )}
                </Stack>
              </Tooltip>
            </div>
--- a/src/app/components/Settings/SettingsButtons.tsx
+++ b/src/app/components/Settings/SettingsButtons.tsx
@@ -21,7 +21,7 @@ import React, { useState, useContext } from "react";

 export const SettingsButton = () => {
  const { colors, setColors } = useContext(ColorContext);
-  const { balanceThreshold, setBalanceThreshold, showProductIcons, setShowProductIcons } = useContext(SessionContext);
+  const { balanceThreshold, setBalanceThreshold, minExtractionRate, setMinExtractionRate, showProductIcons, setShowProductIcons } = useContext(SessionContext);
  const [open, setOpen] = useState(false);

  const handleClickOpen = () => {
@@ -51,6 +51,13 @@ export const SettingsButton = () => {
    setShowProductIcons(event.target.checked);
  };

+  const handleMinExtractionRateChange = (event: React.ChangeEvent<HTMLInputElement>) => {
+    const value = parseInt(event.target.value);
+    if (!isNaN(value) && value >= 0 && value <= 100000) {
+      setMinExtractionRate(value);
+    }
+  };
+
  return (
    <Tooltip title="Toggle settings dialog">
      <>
@@ -93,6 +100,19 @@ export const SettingsButton = () => {
                error={balanceThreshold < 0 || balanceThreshold > 100000}
              />
            </Box>
+            <Box sx={{ mt: 2 }}>
+              <Typography variant="subtitle1">Minimum Extraction Rate</Typography>
+              <TextField
+                type="number"
+                value={minExtractionRate}
+                onChange={handleMinExtractionRateChange}
+                fullWidth
+                margin="normal"
+                inputProps={{ min: 0, max: 100000 }}
+                helperText="Alert if extraction per hour is below this value (0-100,000, 0 = disabled)"
+                error={minExtractionRate < 0 || minExtractionRate > 100000}
+              />
+            </Box>
            {Object.keys(colors).map((key) => {
              return (
                <div key={`color-row-${key}`}>
--- a/src/app/context/Context.tsx
+++ b/src/app/context/Context.tsx
@@ -39,6 +39,8 @@ export const SessionContext = createContext<{
  }) => PlanetConfig;
  balanceThreshold: number;
  setBalanceThreshold: Dispatch<SetStateAction<number>>;
+  minExtractionRate: number;
+  setMinExtractionRate: Dispatch<SetStateAction<number>>;
  showProductIcons: boolean;
  setShowProductIcons: (show: boolean) => void;
 }>({
@@ -68,6 +70,8 @@ export const SessionContext = createContext<{
  },
  balanceThreshold: 1000,
  setBalanceThreshold: () => {},
+  minExtractionRate: 0,
+  setMinExtractionRate: () => {},
  showProductIcons: false,
  setShowProductIcons: () => {},
 });
--- a/src/app/page.tsx
+++ b/src/app/page.tsx
@@ -18,6 +18,7 @@ import { useSearchParams } from "next/navigation";
 import { EvePraisalResult, fetchAllPrices } from "@/eve-praisal";
 import { getPlanet, getPlanetUniverse, getPlanets } from "@/planets";
 import { PlanetConfig } from "@/types";
+import { saveCharacters as saveCharactersDB, loadCharacters } from "@/storage";

 // Add batch processing utility
 const processInBatches = async <T, R>(
@@ -45,6 +46,7 @@ const Home = () => {
    undefined,
  );
  const [balanceThreshold, setBalanceThreshold] = useState(1000);
+  const [minExtractionRate, setMinExtractionRate] = useState(0);
  const [showProductIcons, setShowProductIcons] = useState(false);
  const [extractionTimeMode, setExtractionTimeMode] = useState(false);

@@ -108,13 +110,8 @@ const Home = () => {
    return Promise.resolve(characters);
  };

-  const initializeCharacters = useCallback((): AccessToken[] => {
-    const localStorageCharacters = localStorage.getItem("characters");
-    if (localStorageCharacters) {
-      const characterArray: AccessToken[] = JSON.parse(localStorageCharacters);
-      return characterArray.filter((c) => c.access_token && c.character);
-    }
-    return [];
+  const initializeCharacters = useCallback(async (): Promise<AccessToken[]> => {
+    return await loadCharacters();
  }, []);

  const initializeCharacterPlanets = (
@@ -139,9 +136,8 @@ const Home = () => {
      };
    });

-  const saveCharacters = (characters: AccessToken[]): AccessToken[] => {
-    localStorage.setItem("characters", JSON.stringify(characters));
-    return characters;
+  const saveCharacters = async (characters: AccessToken[]): Promise<AccessToken[]> => {
+    return await saveCharactersDB(characters);
  };

  const restoreCharacters = (characters: AccessToken[]) => {
@@ -279,8 +275,8 @@ const Home = () => {

  useEffect(() => {
    const ESI_CACHE_TIME_MS = 3000000;
-    const interval = setInterval(() => {
-      const characters = initializeCharacters();
+    const interval = setInterval(async () => {
+      const characters = await initializeCharacters();
      refreshSession(characters)
        .then(saveCharacters)
        .then(initializeCharacterPlanets)
@@ -310,6 +306,8 @@ const Home = () => {
        readPlanetConfig,
        balanceThreshold,
        setBalanceThreshold,
+        minExtractionRate,
+        setMinExtractionRate,
        showProductIcons,
        setShowProductIcons,
      }}
--- a/src/planets.ts
+++ b/src/planets.ts
@@ -22,10 +22,49 @@ 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) {
+    return cached.data;
+  }
+
  const api = new Api();
  const planetInfo = (
    await api.v3.getCharactersCharacterIdPlanetsPlanetId(
@@ -36,6 +75,14 @@ export const getPlanet = async (
      },
    )
  ).data;
+
+  planetCache.set(cacheKey, {
+    data: planetInfo,
+    timestamp: Date.now(),
+  });
+
+  saveCacheToStorage(planetCache);
+
  return planetInfo;
 };

--- a/src/storage.ts
+++ b/src/storage.ts
@@ -0,0 +1,107 @@
+import { AccessToken } from "./types";
+
+const DB_NAME = "eve-pi-db";
+const DB_VERSION = 1;
+const STORE_NAME = "characters";
+
+// Initialize IndexedDB
+const initDB = (): Promise<IDBDatabase> => {
+  return new Promise((resolve, reject) => {
+    const request = indexedDB.open(DB_NAME, DB_VERSION);
+
+    request.onerror = () => reject(request.error);
+    request.onsuccess = () => resolve(request.result);
+
+    request.onupgradeneeded = (event) => {
+      const db = (event.target as IDBOpenDBRequest).result;
+      if (!db.objectStoreNames.contains(STORE_NAME)) {
+        db.createObjectStore(STORE_NAME);
+      }
+    };
+  });
+};
+
+// Save characters to IndexedDB
+export const saveCharacters = async (
+  characters: AccessToken[]
+): Promise<AccessToken[]> => {
+  try {
+    const db = await initDB();
+    const transaction = db.transaction([STORE_NAME], "readwrite");
+    const store = transaction.objectStore(STORE_NAME);
+
+    store.put(characters, "characters");
+
+    return new Promise((resolve, reject) => {
+      transaction.oncomplete = () => {
+        db.close();
+        resolve(characters);
+      };
+      transaction.onerror = () => {
+        db.close();
+        reject(transaction.error);
+      };
+    });
+  } catch (error) {
+    console.error("Failed to save to IndexedDB:", error);
+    // Fallback: save minimal data to localStorage
+    try {
+      const minimalCharacters = characters.map((c) => ({
+        ...c,
+        planets: [], // Strip planet data to reduce size
+      }));
+      localStorage.setItem("characters", JSON.stringify(minimalCharacters));
+      console.warn("Saved minimal character data to localStorage fallback");
+    } catch (storageError) {
+      console.error("Failed to save to localStorage fallback:", storageError);
+    }
+    return characters;
+  }
+};
+
+// Load characters from IndexedDB
+export const loadCharacters = async (): Promise<AccessToken[]> => {
+  try {
+    const db = await initDB();
+    const transaction = db.transaction([STORE_NAME], "readonly");
+    const store = transaction.objectStore(STORE_NAME);
+    const request = store.get("characters");
+
+    return new Promise((resolve, reject) => {
+      request.onsuccess = () => {
+        db.close();
+        const characters = request.result as AccessToken[] | undefined;
+        if (characters && characters.length > 0) {
+          resolve(characters);
+        } else {
+          // Try localStorage migration
+          resolve(migrateFromLocalStorage());
+        }
+      };
+      request.onerror = () => {
+        db.close();
+        reject(request.error);
+      };
+    });
+  } catch (error) {
+    console.error("Failed to load from IndexedDB:", error);
+    // Fallback to localStorage
+    return migrateFromLocalStorage();
+  }
+};
+
+// Migrate data from localStorage to IndexedDB
+const migrateFromLocalStorage = (): AccessToken[] => {
+  try {
+    const localStorageCharacters = localStorage.getItem("characters");
+    if (localStorageCharacters) {
+      const characterArray: AccessToken[] = JSON.parse(localStorageCharacters);
+      const filtered = characterArray.filter((c) => c.access_token && c.character);
+      // Don't delete from localStorage yet - keep as backup
+      return filtered;
+    }
+  } catch (error) {
+    console.error("Failed to migrate from localStorage:", error);
+  }
+  return [];
+};
--- a/src/types/planet.ts
+++ b/src/types/planet.ts
@@ -32,6 +32,7 @@ export interface AlertState {
  hasLowStorage: boolean;
  hasLowImports: boolean;
  hasLargeExtractorDifference: boolean;
+  hasLowExtractionRate: boolean;
 }

 export interface ExtractorAverage {
Author	SHA1	Message	Date
calli	6b47b34ddf	add buy me a beer button	2026-01-07 09:02:16 +02:00
calli	e8f69b15a4	fix per cycle calculation	2026-01-07 08:59:34 +02:00
calli	ebd39243b2	fix hourly averages	2026-01-02 21:10:58 +02:00
calli	0ee129b3ca	remove planet cache logging	2026-01-02 20:53:09 +02:00
calli	7a09503ffa	add a setting to alert if extraction is under desired level	2025-12-30 17:49:25 +02:00
calli	9de91f9982	Add partner code info	2025-12-27 22:44:59 +02:00
calli	14c2732fa0	some users have so many characters that we cant keep them in localSotrage. use db	2025-12-27 21:49:57 +02:00
calli	e47c572423	fix nextjs CVE	2025-12-12 12:22:33 +02:00
calli	5c6f912721	cache planets for one minute so we dont spam ESI	2025-11-09 23:07:23 +02:00