zombie alerts

src/app/positions/page.tsx

@@ -4,7 +4,11 @@ import { authOptions } from '@/lib/auth'
 import { redirect } from 'next/navigation'
 import { formatCurrency, formatNumber, formatPnl, pnlColor } from '@/lib/utils'
 import Link from 'next/link'
-import { Coins } from 'lucide-react'
+import { Coins, AlertTriangle } from 'lucide-react'
+import { formatDistanceToNow } from 'date-fns'
+
+const ZOMBIE_ZERO_COUNT = parseInt(process.env.ZOMBIE_ZERO_COUNT ?? '1000', 10)
+const PRICE_UPDATE_INTERVAL_MINUTES = parseInt(process.env.PRICE_UPDATE_INTERVAL_MINUTES ?? '60', 10)
 
 export const dynamic = 'force-dynamic'
 
@@ -50,6 +54,7 @@ export default async function PositionsPage() {
           tag: true,
           displayTag: true,
           currentPrice: true,
+          zeroCount: true,
           priceHistory: {
             orderBy: { recordedAt: 'asc' },
             take: 20,
@@ -98,6 +103,18 @@ export default async function PositionsPage() {
               const currentValue = pos.hashtag.currentPrice * pos.shares
               const pnlPct = costBasis > 0 ? (pnl / costBasis) * 100 : 0
               const sparkPrices = pos.hashtag.priceHistory.map((h) => h.price)
+              const isZombieWarning = pos.hashtag.zeroCount >= ZOMBIE_ZERO_COUNT * 0.9
+              const zombieSince = isZombieWarning
+                ? formatDistanceToNow(
+                    new Date(Date.now() - pos.hashtag.zeroCount * PRICE_UPDATE_INTERVAL_MINUTES * 60 * 1000),
+                  )
+                : null
+              const zombieEta = isZombieWarning
+                ? formatDistanceToNow(
+                    new Date(Date.now() + (ZOMBIE_ZERO_COUNT - pos.hashtag.zeroCount) * PRICE_UPDATE_INTERVAL_MINUTES * 60 * 1000),
+                    { addSuffix: true },
+                  )
+                : null
 
               return (
                 <div
@@ -114,6 +131,15 @@ export default async function PositionsPage() {
                       >
                         #{pos.hashtag.displayTag}
                       </Link>
+                      {isZombieWarning && zombieSince && zombieEta && (
+                        <span
+                          title={`No activity detected for ${zombieSince}. Estimated auto-liquidation ${zombieEta}.`}
+                          className="inline-flex items-center gap-1 text-xs font-medium px-1.5 py-0.5 rounded bg-amber-500/15 text-amber-400 border border-amber-500/20 mt-0.5"
+                        >
+                          <AlertTriangle className="h-3 w-3" />
+                          No activity for {zombieSince} · Liquidates {zombieEta}
+                        </span>
+                      )}
                       <span
                         className={`text-xs font-medium px-1.5 py-0.5 rounded ${
                           pos.positionType === 'LONG'