refactor(dashboard): /positions hands off to the dedicated tracker

angel.manohargupta.com (standalone position-tracker) is the single owner of
live positions UI; the replicated page here drifted against the same Angel
One data. Page now auto-redirects with a fallback link.

dashboard/src/app/positions/page.tsx

@@ -1,230 +1,47 @@
 "use client"
 
-import * as React from "react"
-import { TrendingUp, TrendingDown, RefreshCw, Activity, DollarSign, BarChart2, Layers } from "lucide-react"
-import { StatCard } from "@/components/stat-card"
-import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"
-import { Badge } from "@/components/ui/badge"
-import { Button } from "@/components/ui/button"
-import { cn } from "@/lib/utils"
+/**
+ * /positions — intentionally NOT a positions UI.
+ *
+ * Live positions have a dedicated home: the standalone position-tracker at
+ * https://angel.manohargupta.com (its own repo, own deploy, market-hours
+ * aware). This dashboard previously replicated that UI here, which meant
+ * two implementations drifting against the same Angel One data. One owner
+ * per concern: the tracker owns positions; this page just hands you over.
+ */
 
-interface Position {
-  key: string
-  tradingsymbol: string
-  exchange: string
-  instrumenttype: string
-  producttype: string
-  netqty: number
-  ltp: number
-  avg_price: number
-  unrealised_pnl: number
-  realised_pnl: number
-  total_pnl: number
-  is_closed: number
-  updated_at: string
-}
+import { useEffect } from "react"
+import { ExternalLink, TrendingUp } from "lucide-react"
+import { Card } from "@/components/ui/card"
 
-interface Summary {
-  totalUnrealised: number
-  totalRealised: number
-  totalPnl: number
-  openPositions: number
-  asOf?: string
-}
-
-function fmt(n: number) {
-  const sign = n >= 0 ? "+" : ""
-  return `${sign}₹${Math.abs(n).toLocaleString("en-IN", { maximumFractionDigits: 0 })}`
-}
-
-function PnlCell({ value }: { value: number }) {
-  return (
-    <span className={cn("font-mono tabular-nums", value > 0 ? "text-emerald-500" : value < 0 ? "text-rose-500" : "text-muted-foreground")}>
-      {fmt(value)}
-    </span>
-  )
-}
+const TRACKER_URL = "https://angel.manohargupta.com"
 
 export default function PositionsPage() {
-  const [positions, setPositions] = React.useState<Position[]>([])
-  const [summary, setSummary] = React.useState<Summary | null>(null)
-  const [loading, setLoading] = React.useState(true)
-  const [refreshing, setRefreshing] = React.useState(false)
-  const [error, setError] = React.useState<string | null>(null)
-  const [lastUpdated, setLastUpdated] = React.useState<Date | null>(null)
-
-  const load = React.useCallback(async (silent = false) => {
-    if (!silent) setLoading(true)
-    setError(null)
-    try {
-      const res = await fetch("/api/positions", { cache: "no-store" })
-      const data = await res.json()
-      if (!data.ok) throw new Error(data.error ?? "Failed to load")
-      setPositions(data.positions ?? [])
-      setSummary(data.summary ?? null)
-      setLastUpdated(new Date())
-    } catch (e: any) {
-      setError(e.message)
-    } finally {
-      setLoading(false)
-    }
+  useEffect(() => {
+    // Auto-redirect after a beat — the card below is the no-JS / slow-net fallback.
+    const t = setTimeout(() => {
+      window.location.href = TRACKER_URL
+    }, 800)
+    return () => clearTimeout(t)
   }, [])
 
-  const handleRefresh = async () => {
-    setRefreshing(true)
-    try {
-      await fetch("/api/positions", { method: "POST" })
-    } catch { /* ignore */ }
-    await load(true)
-    setRefreshing(false)
-  }
-
-  React.useEffect(() => {
-    load()
-    const id = setInterval(() => load(true), 30_000)
-    return () => clearInterval(id)
-  }, [load])
-
-  const open = positions.filter(p => p.netqty !== 0 && !p.is_closed)
-  const closed = positions.filter(p => p.netqty === 0 && p.is_closed && p.realised_pnl !== 0)
-
   return (
-    <div className="space-y-6">
-      <div className="flex items-center justify-between">
-        <div>
-          <h1 className="text-2xl font-bold flex items-center gap-2">
-            <BarChart2 className="h-6 w-6 text-primary" />
-            Positions
-          </h1>
-          <p className="text-muted-foreground text-sm">
-            {lastUpdated ? `Updated ${lastUpdated.toLocaleTimeString("en-IN", { timeZone: "Asia/Kolkata", hour12: false })} IST` : "Live positions from Angel One"}
-          </p>
-        </div>
-        <Button variant="outline" size="sm" onClick={handleRefresh} disabled={refreshing || loading}>
-          <RefreshCw className={cn("h-4 w-4 mr-2", refreshing && "animate-spin")} />
-          Refresh
-        </Button>
-      </div>
-
-      {error && (
-        <Card className="border-rose-500/30 bg-rose-500/10">
-          <CardContent className="pt-4 text-sm text-rose-400">{error}</CardContent>
-        </Card>
-      )}
-
-      {/* Summary stat cards */}
-      <div className="grid gap-4 grid-cols-2 lg:grid-cols-4">
-        <StatCard
-          title="Total P&L"
-          value={summary ? fmt(summary.totalPnl) : "—"}
-          icon={summary && summary.totalPnl >= 0 ? TrendingUp : TrendingDown}
-          className={summary && summary.totalPnl < 0 ? "border-rose-500/30" : "border-emerald-500/30"}
-        />
-        <StatCard
-          title="Unrealised"
-          value={summary ? fmt(summary.totalUnrealised) : "—"}
-          icon={Activity}
-          description="Open positions"
-        />
-        <StatCard
-          title="Realised"
-          value={summary ? fmt(summary.totalRealised) : "—"}
-          icon={DollarSign}
-          description="Closed today"
-        />
-        <StatCard
-          title="Open Positions"
-          value={loading ? "…" : open.length}
-          icon={Layers}
-          description={closed.length > 0 ? `${closed.length} closed today` : undefined}
-        />
-      </div>
-
-      {/* Open positions table */}
-      <Card>
-        <CardHeader className="pb-3">
-          <CardTitle className="text-base">Open Positions ({open.length})</CardTitle>
-        </CardHeader>
-        <CardContent className="p-0">
-          {loading ? (
-            <div className="p-8 text-center text-muted-foreground text-sm">Loading…</div>
-          ) : open.length === 0 ? (
-            <div className="p-8 text-center text-muted-foreground text-sm">No open positions</div>
-          ) : (
-            <div className="overflow-x-auto">
-              <table className="w-full text-sm">
-                <thead>
-                  <tr className="border-b text-muted-foreground text-xs">
-                    <th className="px-4 py-2 text-left font-medium">Symbol</th>
-                    <th className="px-4 py-2 text-right font-medium">Qty</th>
-                    <th className="px-4 py-2 text-right font-medium">Avg</th>
-                    <th className="px-4 py-2 text-right font-medium">LTP</th>
-                    <th className="px-4 py-2 text-right font-medium">Unrealised</th>
-                    <th className="px-4 py-2 text-right font-medium">Total P&L</th>
-                    <th className="px-4 py-2 text-left font-medium">Type</th>
-                  </tr>
-                </thead>
-                <tbody className="divide-y">
-                  {open.map(p => (
-                    <tr key={p.key} className="hover:bg-muted/30 transition-colors">
-                      <td className="px-4 py-2.5 font-mono font-medium">{p.tradingsymbol}</td>
-                      <td className="px-4 py-2.5 text-right tabular-nums">
-                        <span className={p.netqty > 0 ? "text-emerald-500" : "text-rose-500"}>
-                          {p.netqty > 0 ? "+" : ""}{p.netqty}
-                        </span>
-                      </td>
-                      <td className="px-4 py-2.5 text-right font-mono tabular-nums">₹{p.avg_price.toFixed(2)}</td>
-                      <td className="px-4 py-2.5 text-right font-mono tabular-nums">₹{p.ltp.toFixed(2)}</td>
-                      <td className="px-4 py-2.5 text-right"><PnlCell value={p.unrealised_pnl} /></td>
-                      <td className="px-4 py-2.5 text-right"><PnlCell value={p.total_pnl} /></td>
-                      <td className="px-4 py-2.5">
-                        <Badge variant="secondary" className="text-xs font-normal">
-                          {p.instrumenttype || p.producttype}
-                        </Badge>
-                      </td>
-                    </tr>
-                  ))}
-                </tbody>
-              </table>
-            </div>
-          )}
-        </CardContent>
+    <div className="flex min-h-[60vh] items-center justify-center p-6">
+      <Card className="bg-card/40 p-8 max-w-md text-center">
+        <TrendingUp className="h-8 w-8 text-primary mx-auto mb-4" />
+        <h1 className="text-lg font-semibold mb-2">Positions live on the tracker</h1>
+        <p className="text-sm text-muted-foreground mb-6">
+          Redirecting you to the dedicated position tracker — single source of
+          truth for live P&amp;L, bands and alerts.
+        </p>
+        <a
+          href={TRACKER_URL}
+          className="inline-flex items-center gap-2 rounded-md bg-primary px-4 py-2 text-sm font-medium text-primary-foreground hover:opacity-90 transition-opacity"
+        >
+          Open angel.manohargupta.com
+          <ExternalLink className="h-4 w-4" />
+        </a>
       </Card>
-
-      {/* Closed today */}
-      {!loading && closed.length > 0 && (
-        <Card>
-          <CardHeader className="pb-3">
-            <CardTitle className="text-base text-muted-foreground">Closed Today ({closed.length})</CardTitle>
-          </CardHeader>
-          <CardContent className="p-0">
-            <div className="overflow-x-auto">
-              <table className="w-full text-sm">
-                <thead>
-                  <tr className="border-b text-muted-foreground text-xs">
-                    <th className="px-4 py-2 text-left font-medium">Symbol</th>
-                    <th className="px-4 py-2 text-right font-medium">Realised P&L</th>
-                    <th className="px-4 py-2 text-left font-medium">Type</th>
-                  </tr>
-                </thead>
-                <tbody className="divide-y">
-                  {closed.map(p => (
-                    <tr key={p.key} className="hover:bg-muted/30 transition-colors">
-                      <td className="px-4 py-2.5 font-mono font-medium text-muted-foreground">{p.tradingsymbol}</td>
-                      <td className="px-4 py-2.5 text-right"><PnlCell value={p.realised_pnl} /></td>
-                      <td className="px-4 py-2.5">
-                        <Badge variant="outline" className="text-xs font-normal opacity-60">
-                          {p.instrumenttype || p.producttype}
-                        </Badge>
-                      </td>
-                    </tr>
-                  ))}
-                </tbody>
-              </table>
-            </div>
-          </CardContent>
-        </Card>
-      )}
     </div>
   )
 }