Tighten sharp alert pregame thresholds

src/config.js

@@ -31,6 +31,7 @@ export function getConfig() {
   const scanHttpTimeoutMs = Number(process.env.SCAN_HTTP_TIMEOUT_MS || 15000);
   const directOddsCacheTtlMs = Number(process.env.DIRECT_ODDS_CACHE_TTL_MS || 60000);
   const sharpEdgeAlertThreshold = Number(process.env.SHARP_EDGE_ALERT_THRESHOLD || 0.04);
+  const sharpEdgeAlertMinBooks = Number(process.env.SHARP_EDGE_ALERT_MIN_BOOKS || 5);
   const staleBookAlertThreshold = Number(process.env.STALE_BOOK_ALERT_THRESHOLD || 0.025);
   const reverseAlertThreshold = Number(process.env.REVERSE_ALERT_THRESHOLD || 0.03);
   const marketBoardDefaultLimit = Number(process.env.MARKET_BOARD_DEFAULT_LIMIT || 10);
@@ -103,6 +104,7 @@ export function getConfig() {
       scanHttpTimeoutMs,
       directOddsCacheTtlMs,
       sharpEdgeAlertThreshold,
+      sharpEdgeAlertMinBooks,
       staleBookAlertThreshold,
       reverseAlertThreshold,
       marketBoardDefaultLimit,

src/market-scanner.js

@@ -4035,7 +4035,14 @@ export class MarketScanner {
     }
 
     if (this.config.sharpEdgeAlertsEnabled) {
+      const now = new Date();
       for (const row of analysis.edgeRows) {
+        if (!isPregameSharpRow(row, now)) {
+          continue;
+        }
+        if (row.booksCompared < (this.config.sharpEdgeAlertMinBooks ?? 5)) {
+          continue;
+        }
         if (row.edgeImpliedPct < this.config.sharpEdgeAlertThreshold) {
           continue;
         }

test/market-scanner.test.js

@@ -577,6 +577,104 @@ test('movement alerts skip games that have already started', async () => {
   assert.equal(sentPayloads.length, 0);
 });
 
+test('sharp edge alerts require pregame rows and at least five books compared', async () => {
+  const sentPayloads = [];
+  const scanner = new MarketScanner({
+    client: {
+      channels: {
+        fetch: async () => ({
+          isTextBased: () => true,
+          send: async (payload) => {
+            sentPayloads.push(payload);
+            return { id: `message-${sentPayloads.length}` };
+          },
+        }),
+      },
+    },
+    store: {
+      canSendScanAlert: async () => true,
+      recordScanAlert: async () => {},
+      getScanRunById: async () => null,
+      getPreviousScanRun: async () => null,
+    },
+    embeds: {
+      buildSharpAlertEmbed: () => ({ data: { title: 'sharp' } }),
+    },
+    config: {
+      enabled: true,
+      oddsWorkflowEnabled: true,
+      circaWorkflowEnabled: false,
+      scanAlertChannelId: 'alerts',
+      sharpEdgeAlertsEnabled: true,
+      sharpEdgeAlertThreshold: 0.04,
+      sharpEdgeAlertMinBooks: 5,
+      scanAlertCooldownMinutes: 0,
+      staleBookAlertsEnabled: false,
+      reverseAlertsEnabled: false,
+    },
+    logger: {
+      log: () => {},
+      error: () => {},
+    },
+  });
+
+  scanner.collectMarketAnalysis = async () => ({
+    circaAlerts: [],
+    scanRunId: null,
+    edgeRows: [
+      {
+        marketKey: 'live-row',
+        playerName: 'Bryce Harper',
+        marketLabel: 'Runs',
+        side: 'under',
+        lineValue: 0.5,
+        sharpBook: 'BetMGM',
+        bestSoftBook: 'DraftKings',
+        sharpOddsInput: '-275',
+        bestSoftOddsInput: '-225',
+        edgeImpliedPct: 0.041,
+        booksCompared: 5,
+        eventCommenceTime: '2026-04-07T00:00:00.000Z',
+        entries: [],
+      },
+      {
+        marketKey: 'thin-row',
+        playerName: 'Aaron Judge',
+        marketLabel: 'Home Runs',
+        side: 'yes',
+        lineValue: 0.5,
+        sharpBook: 'Circa',
+        bestSoftBook: 'Caesars',
+        sharpOddsInput: '+400',
+        bestSoftOddsInput: '+475',
+        edgeImpliedPct: 0.052,
+        booksCompared: 2,
+        eventCommenceTime: '2099-04-08T00:00:00.000Z',
+        entries: [],
+      },
+      {
+        marketKey: 'eligible-row',
+        playerName: 'Kyle Schwarber',
+        marketLabel: 'Home Runs',
+        side: 'yes',
+        lineValue: 0.5,
+        sharpBook: 'Circa',
+        bestSoftBook: 'DraftKings',
+        sharpOddsInput: '+390',
+        bestSoftOddsInput: '+500',
+        edgeImpliedPct: 0.061,
+        booksCompared: 5,
+        eventCommenceTime: '2099-04-08T00:00:00.000Z',
+        entries: [],
+      },
+    ],
+  });
+
+  await scanner.runDisagreementScan();
+
+  assert.equal(sentPayloads.length, 1);
+});
+
 test('sharp analysis prefers Circa and falls back to BetMGM when Circa is missing', () => {
   const rows = analyzeSharpMarkets([
     {