From 1314dc7cbe0b35d846f9cf279e842b662c4ad64c Mon Sep 17 00:00:00 2001
From: Izumi Hoshino <admin@chiamine.jp>
Date: Tue, 8 Aug 2023 00:48:10 +0900
Subject: [PATCH] Plot filter value now is the function of height (#1979)

---
 .../components/harvest/HarvesterOverview.tsx  | 16 +++++----
 packages/gui/src/util/plot.ts                 | 34 ++++++++++++++++++-
 2 files changed, 43 insertions(+), 7 deletions(-)

diff --git a/packages/gui/src/components/harvest/HarvesterOverview.tsx b/packages/gui/src/components/harvest/HarvesterOverview.tsx
index 8361107772..c5e80392d5 100644
--- a/packages/gui/src/components/harvest/HarvesterOverview.tsx
+++ b/packages/gui/src/components/harvest/HarvesterOverview.tsx
@@ -1,16 +1,18 @@
-import { useGetHarvestersQuery, useGetNewFarmingInfoQuery } from '@chia-network/api-react';
-import { Flex, FormatBytes, FormatLargeNumber, CardSimple } from '@chia-network/core';
+import { useGetBlockchainStateQuery, useGetHarvestersQuery, useGetNewFarmingInfoQuery } from '@chia-network/api-react';
+import { Flex, FormatBytes, FormatLargeNumber, CardSimple, useCurrencyCode } from '@chia-network/core';
 import { Trans } from '@lingui/macro';
 import { Grid, Typography } from '@mui/material';
 import BigNumber from 'bignumber.js';
 import React from 'react';
 
-import { PLOT_FILTER } from '../../util/plot';
+import { getPlotFilter } from '../../util/plot';
 import HarvesterDetail from './HarvesterDetail';
 
 export default function HarvesterOverview() {
+  const { isLoading: isLoadingBlockchainState, data: blockChainState } = useGetBlockchainStateQuery();
   const { isLoading: isLoadingHarvesters, data: harvesters } = useGetHarvestersQuery();
   const { isLoading: isLoadingFarmingInfo, data } = useGetNewFarmingInfoQuery();
+  const isTestnet = (useCurrencyCode() ?? 'XCH').toUpperCase() === 'TXCH';
 
   const newFarmingInfo = data?.newFarmingInfo;
   const latencyData = data?.latencyData;
@@ -88,18 +90,20 @@ export default function HarvesterOverview() {
       sumPassedFilter += passedFilter;
     }
 
-    const expectedAvgPassedFilter = Math.round((latestTotalPlots / PLOT_FILTER) * 1000) / 1000;
+    const peak = !isLoadingBlockchainState && blockChainState ? blockChainState.peak.height : 0;
+    const plotFilter = getPlotFilter(peak, isTestnet);
+    const expectedAvgPassedFilter = Math.round((latestTotalPlots / plotFilter) * 1000) / 1000;
     const avgPassedFilter = sps.length > 0 ? Math.round((sumPassedFilter / sps.length) * 1000) / 1000 : 0;
     return {
       tooltip: (
         <Trans>
           The average number of plots which passed filter over the last 64 signage points. It is expected to be{' '}
-          {expectedAvgPassedFilter} for total {latestTotalPlots} plots
+          {expectedAvgPassedFilter} for total {latestTotalPlots} plots. (Current plot filter: 1 / {plotFilter})
         </Trans>
       ),
       value: avgPassedFilter,
     };
-  }, [newFarmingInfo]);
+  }, [newFarmingInfo, isTestnet, blockChainState, isLoadingBlockchainState]);
 
   const duplicatePlots = React.useMemo(() => {
     if (!harvesters) {
diff --git a/packages/gui/src/util/plot.ts b/packages/gui/src/util/plot.ts
index 1e84e7b784..0bda5a199a 100644
--- a/packages/gui/src/util/plot.ts
+++ b/packages/gui/src/util/plot.ts
@@ -1 +1,33 @@
-export const PLOT_FILTER = 512;
+const PLOT_FILTER_CONSTANTS = {
+  mainnet: {
+    HARD_FORK_HEIGHT: 5_496_000,
+    PLOT_FILTER_128_HEIGHT: 10_542_000,
+    PLOT_FILTER_64_HEIGHT: 15_592_000,
+    PLOT_FILTER_32_HEIGHT: 20_643_000,
+  },
+  testnet10: {
+    HARD_FORK_HEIGHT: 2_997_292,
+    PLOT_FILTER_128_HEIGHT: 3_061_804,
+    PLOT_FILTER_64_HEIGHT: 8_010_796,
+    PLOT_FILTER_32_HEIGHT: 13_056_556,
+  },
+};
+
+export function getPlotFilter(height: number = 0, isTestnet: boolean = false) {
+  const constants = isTestnet ? PLOT_FILTER_CONSTANTS.testnet10 : PLOT_FILTER_CONSTANTS.mainnet;
+  let prefixBits = 9;
+
+  if (height >= constants.PLOT_FILTER_32_HEIGHT) {
+    prefixBits -= 4;
+  } else if (height >= constants.PLOT_FILTER_64_HEIGHT) {
+    prefixBits -= 3;
+  } else if (height >= constants.PLOT_FILTER_128_HEIGHT) {
+    prefixBits -= 2;
+  } else if (height >= constants.HARD_FORK_HEIGHT) {
+    prefixBits -= 1;
+  }
+
+  prefixBits = Math.max(0, prefixBits);
+
+  return 2 ** prefixBits;
+}