Implement dynamic data range interval and notification panel with redirection highlights

backend/database.js

@@ -1691,10 +1691,20 @@ function getIntelStats(siteUuid = null, agentUuid = null) {
   return counts;
 }
 
+function getDataInterval() {
+  const d = getDB();
+  const row = d.prepare("SELECT MIN(fetched_at) as start_t, MAX(fetched_at) as end_t FROM devices").get();
+  return {
+    start: row?.start_t || null,
+    end: row?.end_t || null
+  };
+}
+
 module.exports = {
   getUserByUsername,
   updateUserPassword,
   getDB,
+  getDataInterval,
   insertBandwidthApps, insertDevices, insertFlows, insertThreats,
   insertProtocols, insertCountries, insertDNS, insertEvents,
   insertBandwidthTimeline,

backend/routes/dashboard.js

@@ -385,4 +385,14 @@ router.get('/security-devices', async (req, res) => {
   }
 });
 
+// GET /api/dashboard/data-interval
+router.get('/data-interval', (req, res) => {
+  try {
+    const data = db.getDataInterval();
+    res.json({ ok: true, data });
+  } catch (err) {
+    res.status(500).json({ ok: false, message: err.message });
+  }
+});
+
 module.exports = router;␍

backend/tests/test_notifications_and_interval.js

@@ -0,0 +1,34 @@
+const assert = require('assert');
+const Database = require('better-sqlite3');
+const path = require('path');
+const dbModule = require('../database');
+
+console.log("=== STARTING TDD TEST FOR NOTIFICATIONS & INTERVALS ===");
+
+// 1. Test Data Interval Function
+try {
+  const interval = dbModule.getDataInterval();
+  console.log("Data Interval retrieved:", interval);
+  assert.ok(interval.start, "Start timestamp must exist");
+  assert.ok(interval.end, "End timestamp must exist");
+  assert.ok(new Date(interval.start).getTime() <= new Date(interval.end).getTime(), "Start timestamp must be <= End timestamp");
+  console.log("✓ Test 1 Passed: getDataInterval returns correct timestamp range");
+} catch (e) {
+  console.error("Test 1 Failed:", e.message);
+  process.exit(1);
+}
+
+// 2. Test Events & Threats Availability
+try {
+  const events = dbModule.getLatestEvents(10);
+  const threats = dbModule.getLatestThreats(10);
+  console.log(`Latest events count: ${events.length}, latest threats count: ${threats.length}`);
+  assert.ok(Array.isArray(events), "Events must be an array");
+  assert.ok(Array.isArray(threats), "Threats must be an array");
+  console.log("✓ Test 2 Passed: getLatestEvents and getLatestThreats return arrays");
+} catch (e) {
+  console.error("Test 2 Failed:", e.message);
+  process.exit(1);
+}
+
+console.log("=== ALL TESTS PASSED SUCCESSFULLY! ===");

src/app/(dashboard)/events/page.tsx

@@ -6,9 +6,14 @@ import { DataTable, Column } from "@/components/ui/DataTable";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/Card";
 import { Loader2, AlertCircle, Info, AlertTriangle } from "lucide-react";
 
-export default function EventsPage() {
+import { useSearchParams } from "next/navigation";
+import { Suspense } from "react";
+
+function EventsContent() {
   const [mounted, setMounted] = useState(false);
   const { data, isLoading } = useEvents(100); // fetch 100 events
+  const searchParams = useSearchParams();
+  const highlightId = searchParams.get("highlight");
 
   useEffect(() => {
     setMounted(true);
@@ -85,9 +90,22 @@ export default function EventsPage() {
                 (row.message || "").toLowerCase().includes(q)
               );
             }}
+            getRowClassName={(row) => {
+              return highlightId && row.id.toString() === highlightId
+                ? "bg-yellow-500/10 border-l-2 border-yellow-500 animate-pulse font-semibold"
+                : "";
+            }}
           />
         </CardContent>
       </Card>
     </div>
   );
 }
+
+export default function EventsPage() {
+  return (
+    <Suspense fallback={<div className="flex items-center justify-center p-12"><Loader2 className="w-8 h-8 animate-spin text-primary" /></div>}>
+      <EventsContent />
+    </Suspense>
+  );
+}

src/app/(dashboard)/threats/page.tsx

@@ -8,9 +8,14 @@ import { ShieldCheck, Loader2 } from "lucide-react";
 import { useThreats, ThreatStat } from "@/lib/api";
 import { IpDetails } from "@/components/ui/IpDetails";
 
-export default function ThreatsPage() {
+import { useSearchParams } from "next/navigation";
+import { Suspense } from "react";
+
+function ThreatsContent() {
   const [mounted, setMounted] = useState(false);
   const threats = useThreats(100);
+  const searchParams = useSearchParams();
+  const highlightId = searchParams.get("highlight");
 
   useEffect(() => {
     setMounted(true);
@@ -24,7 +29,7 @@ export default function ThreatsPage() {
     if (s.includes('high') || s.includes('critical')) return <Badge variant="red">{sev}</Badge>;
     if (s.includes('med')) return <Badge variant="orange">{sev}</Badge>;
     if (s.includes('low')) return <Badge variant="yellow">{sev}</Badge>;
-    return <Badge variant="green">{sev}</Badge>;
+    return <Badge variant="blue">{sev}</Badge>;
   };
 
   const columns: Column<ThreatStat>[] = [
@@ -79,9 +84,22 @@ export default function ThreatsPage() {
                      (row.threat_type || "").toLowerCase().includes(q) ||
                      (row.app_label || "").toLowerCase().includes(q);
             }}
+            getRowClassName={(row) => {
+              return highlightId && row.id.toString() === highlightId
+                ? "bg-red-500/15 border-l-2 border-red-500 animate-pulse font-semibold"
+                : "";
+            }}
           />
         </CardContent>
       </Card>
     </div>
   );
 }
+
+export default function ThreatsPage() {
+  return (
+    <Suspense fallback={<div className="flex items-center justify-center p-12"><Loader2 className="w-8 h-8 animate-spin text-primary" /></div>}>
+      <ThreatsContent />
+    </Suspense>
+  );
+}

src/components/layout/DashboardLayout.tsx

@@ -7,16 +7,48 @@ import { Header } from "./Header";
 export function DashboardLayout({ children }: { children: ReactNode }) {
   const [isRefreshing, setIsRefreshing] = useState(false);
   const [lastUpdate, setLastUpdate] = useState<string>("—");
+  const [intervalText, setIntervalText] = useState<string>("");
+
+  const fetchDataIntervalRange = () => {
+    fetch('/api/dashboard/data-interval')
+      .then((res) => res.json())
+      .then((res) => {
+        if (res.ok && res.data) {
+          const { start, end } = res.data;
+          if (start && end) {
+            const sDate = new Date(start);
+            const eDate = new Date(end);
+            const options: Intl.DateTimeFormatOptions = {
+              day: 'numeric',
+              month: 'short',
+              year: 'numeric',
+              hour: '2-digit',
+              minute: '2-digit',
+              hour12: false
+            };
+            // e.g. "1 Jul 2026 04:57 - 1 Jul 2026 08:42"
+            setIntervalText(`${sDate.toLocaleString('id-ID', options)} - ${eDate.toLocaleString('id-ID', options)}`);
+          }
+        }
+      })
+      .catch(() => {});
+  };
 
   useEffect(() => {
-    setLastUpdate(new Date().toLocaleString('id-ID'));
+    const updateTime = new Date().toLocaleString('id-ID');
+    setLastUpdate(updateTime);
+    fetchDataIntervalRange();
   }, []);
 
   const handleRefresh = async () => {
     setIsRefreshing(true);
-    // Simulate API refresh
-    await new Promise((resolve) => setTimeout(resolve, 1000));
-    setLastUpdate(new Date().toLocaleString('id-ID'));
+    // Poll updates on backend
+    try {
+      await fetch('/api/dashboard/refresh', { method: 'POST' });
+    } catch {}
+    const updateTime = new Date().toLocaleString('id-ID');
+    setLastUpdate(updateTime);
+    fetchDataIntervalRange();
     setIsRefreshing(false);
   };
 
@@ -27,7 +59,8 @@ export function DashboardLayout({ children }: { children: ReactNode }) {
         <Header 
           lastUpdate={lastUpdate} 
           isRefreshing={isRefreshing} 
-          onRefresh={handleRefresh} 
+          onRefresh={handleRefresh}
+          intervalText={intervalText}
         />
         <main className="flex-1 overflow-y-auto bg-[#0d1117] p-6">
           <div className="mx-auto max-w-7xl space-y-6">

src/components/layout/Header.tsx

@@ -1,7 +1,9 @@
 "use client";
 
-import { useState, useEffect } from "react";
-import { Bell, RefreshCw } from "lucide-react";
+import { useState, useEffect, useMemo, useRef } from "react";
+import { Bell, RefreshCw, Calendar, AlertTriangle, Info, Clock, Check } from "lucide-react";
+import { useRouter } from "next/navigation";
+import { useThreats, useEvents } from "@/lib/api";
 
 const AGENT_LABELS: Record<string, string> = {
   '2F-TF-1D-GK': 'JRP Cibubur',
@@ -9,16 +11,36 @@ const AGENT_LABELS: Record<string, string> = {
   'F6-2V-DT-8A': 'CPI Balaraja',
 };
 
+interface AppNotification {
+  id: string;
+  dbId: number;
+  title: string;
+  message: string;
+  severity: string;
+  timestamp: string;
+  type: 'threat' | 'event';
+}
+
 export function Header({
   lastUpdate = "—",
   isRefreshing = false,
   onRefresh = () => {},
+  intervalText = "",
 }: {
   lastUpdate?: string;
   isRefreshing?: boolean;
   onRefresh?: () => void;
+  intervalText?: string;
 }) {
   const [user, setUser] = useState<{ role?: string; agent_uuid?: string } | null>(null);
+  const [isOpen, setIsOpen] = useState(false);
+  const [readIds, setReadIds] = useState<string[]>([]);
+  const dropdownRef = useRef<HTMLDivElement>(null);
+  const router = useRouter();
+
+  // Load threats and events
+  const { data: threats } = useThreats(30);
+  const { data: events } = useEvents(30);
 
   useEffect(() => {
     fetch('/api/auth/me')
@@ -29,16 +51,135 @@ export function Header({
         }
       })
       .catch(err => console.error(err));
+
+    // Load read notifications
+    const stored = localStorage.getItem('read_notifications');
+    if (stored) {
+      try {
+        setReadIds(JSON.parse(stored));
+      } catch {}
+    }
   }, []);
 
+  // Handle click outside to close dropdown
+  useEffect(() => {
+    function handleClickOutside(event: MouseEvent) {
+      if (dropdownRef.current && !dropdownRef.current.contains(event.target as Node)) {
+        setIsOpen(false);
+      }
+    }
+    document.addEventListener("mousedown", handleClickOutside);
+    return () => document.removeEventListener("mousedown", handleClickOutside);
+  }, []);
+
+  // Combine threats and events into notifications
+  const notifications = useMemo<AppNotification[]>(() => {
+    const list: AppNotification[] = [];
+
+    if (threats) {
+      for (const t of threats) {
+        list.push({
+          id: `threat-${t.id || t.detected_at}`,
+          dbId: t.id,
+          title: "Ancaman Terdeteksi!",
+          message: `${t.threat_type || "Malicious traffic"} dari IP ${t.ip_address || "unknown"}`,
+          severity: t.severity || "high",
+          timestamp: t.detected_at || "",
+          type: "threat"
+        });
+      }
+    }
+
+    if (events) {
+      for (const e of events) {
+        const severity = (e.severity || "info").toLowerCase();
+        if (severity === "critical" || severity === "high" || severity === "medium" || severity === "warning") {
+          list.push({
+            id: `event-${e.id || e.timestamp}`,
+            dbId: e.id,
+            title: `Event: ${e.event_type || "Sistem"}`,
+            message: e.message || "",
+            severity: e.severity || "warning",
+            timestamp: e.timestamp || "",
+            type: "event"
+          });
+        }
+      }
+    }
+
+    // Sort by timestamp desc
+    list.sort((a, b) => new Date(b.timestamp).getTime() - new Date(a.timestamp).getTime());
+    return list;
+  }, [threats, events]);
+
+  const unreadCount = useMemo(() => {
+    return notifications.filter(n => !readIds.includes(n.id)).length;
+  }, [notifications, readIds]);
+
+  const markAllAsRead = () => {
+    const allIds = notifications.map(n => n.id);
+    setReadIds(allIds);
+    localStorage.setItem('read_notifications', JSON.stringify(allIds));
+  };
+
+  const handleNotificationClick = (n: AppNotification) => {
+    if (!readIds.includes(n.id)) {
+      const updated = [...readIds, n.id];
+      setReadIds(updated);
+      localStorage.setItem('read_notifications', JSON.stringify(updated));
+    }
+    setIsOpen(false);
+    
+    // Direct and highlight query
+    const target = n.type === 'threat'
+      ? `/threats?highlight=${n.dbId}`
+      : `/events?highlight=${n.dbId}`;
+    
+    router.push(target);
+  };
+
+  const getSeverityStyles = (severity: string) => {
+    const s = severity.toLowerCase();
+    if (s.includes('critical') || s.includes('high')) {
+      return {
+        bg: 'bg-red-500/10 hover:bg-red-500/15',
+        border: 'border-red-500/20',
+        text: 'text-red-400',
+        icon: <AlertTriangle className="w-4 h-4 text-red-500 shrink-0" />
+      };
+    }
+    if (s.includes('med') || s.includes('warning')) {
+      return {
+        bg: 'bg-yellow-500/10 hover:bg-yellow-500/15',
+        border: 'border-yellow-500/20',
+        text: 'text-yellow-400',
+        icon: <AlertTriangle className="w-4 h-4 text-yellow-500 shrink-0" />
+      };
+    }
+    return {
+      bg: 'bg-blue-500/10 hover:bg-blue-500/15',
+      border: 'border-blue-500/20',
+      text: 'text-blue-400',
+      icon: <Info className="w-4 h-4 text-blue-500 shrink-0" />
+    };
+  };
+
   return (
     <header className="flex h-16 shrink-0 items-center justify-between border-b border-border bg-background px-6">
-      <div className="flex items-center gap-2">
+      <div className="flex items-center gap-4">
         <div className="flex items-center gap-2 rounded-full border border-border bg-card px-3 py-1 text-xs text-muted-foreground">
           <div className="h-2 w-2 rounded-full bg-green-500 animate-pulse" />
           Site: {process.env.NEXT_PUBLIC_SITE_ID || "Unknown Site"}
         </div>
+
+        {intervalText && (
+          <div className="flex items-center gap-1.5 rounded-full bg-blue-500/10 border border-blue-500/20 px-3 py-1 text-xs text-blue-400 font-medium">
+            <Calendar className="w-3.5 h-3.5" />
+            <span>Rentang Data: {intervalText}</span>
+          </div>
+        )}
       </div>
+
       <div className="flex items-center gap-4">
         {user?.role === 'AGENT_VIEWER' && (
           <div className="flex items-center gap-2 rounded-full border border-blue-500/30 bg-blue-950/40 px-3 py-1 text-xs text-blue-300 shadow-[0_0_10px_rgba(59,130,246,0.1)]">
@@ -61,10 +202,83 @@ export function Header({
           <RefreshCw className={`h-4 w-4 ${isRefreshing ? 'animate-spin' : ''}`} />
           Refresh
         </button>
-        <button className="relative rounded-full p-2 text-muted-foreground hover:bg-secondary hover:text-white transition-colors">
-          <Bell className="h-5 w-5" />
-          <span className="absolute right-2 top-2 h-2 w-2 rounded-full bg-destructive" />
-        </button>
+
+        {/* 🔔 Notifications Button & Panel */}
+        <div className="relative" ref={dropdownRef}>
+          <button 
+            onClick={() => setIsOpen(!isOpen)}
+            className="relative rounded-full p-2 text-muted-foreground hover:bg-secondary hover:text-white transition-colors focus:outline-none"
+          >
+            <Bell className="h-5 w-5" />
+            {unreadCount > 0 && (
+              <span className="absolute right-1 top-1 flex h-4 w-4 items-center justify-center rounded-full bg-red-500 text-[9px] font-bold text-white shadow-lg">
+                {unreadCount}
+              </span>
+            )}
+          </button>
+
+          {isOpen && (
+            <div className="absolute right-0 mt-2.5 w-96 origin-top-right rounded-2xl border border-border/80 bg-card/95 backdrop-blur-xl p-4 shadow-2xl ring-1 ring-black/5 focus:outline-none z-50 animate-fade-in">
+              <div className="flex items-center justify-between border-b border-border/50 pb-2.5 mb-2.5">
+                <span className="text-sm font-semibold text-white flex items-center gap-1.5">
+                  <Bell className="w-4 h-4 text-primary" /> Notifikasi
+                  {unreadCount > 0 && (
+                    <span className="text-[11px] text-muted-foreground font-normal">
+                      ({unreadCount} baru)
+                    </span>
+                  )}
+                </span>
+                {unreadCount > 0 && (
+                  <button 
+                    onClick={markAllAsRead}
+                    className="text-xs text-primary hover:text-primary/80 transition-colors flex items-center gap-1 font-medium"
+                  >
+                    <Check className="w-3.5 h-3.5" /> Tandai semua dibaca
+                  </button>
+                )}
+              </div>
+
+              <div className="max-h-80 overflow-y-auto space-y-2 pr-1 custom-scrollbar">
+                {notifications.length === 0 ? (
+                  <div className="py-8 text-center text-xs text-muted-foreground">
+                    Tidak ada notifikasi keamanan saat ini.
+                  </div>
+                ) : (
+                  notifications.map((n) => {
+                    const isRead = readIds.includes(n.id);
+                    const styles = getSeverityStyles(n.severity);
+                    return (
+                      <div
+                        key={n.id}
+                        onClick={() => handleNotificationClick(n)}
+                        className={`flex gap-3 p-3 rounded-xl border transition-all cursor-pointer select-none group ${styles.bg} ${styles.border} ${!isRead ? 'ring-1 ring-primary/25 shadow-sm' : 'opacity-60 hover:opacity-100'}`}
+                      >
+                        {styles.icon}
+                        <div className="flex-1 space-y-0.5 min-w-0">
+                          <div className="flex justify-between items-start gap-1">
+                            <span className={`text-xs font-semibold truncate ${styles.text}`}>
+                              {n.title}
+                            </span>
+                            <span className="text-[9px] text-slate-500 whitespace-nowrap flex items-center gap-0.5">
+                              <Clock className="w-2.5 h-2.5" />
+                              {new Date(n.timestamp).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })}
+                            </span>
+                          </div>
+                          <p className="text-[11px] text-slate-300 leading-normal line-clamp-2">
+                            {n.message}
+                          </p>
+                        </div>
+                        {!isRead && (
+                          <div className="w-1.5 h-1.5 rounded-full bg-primary shrink-0 self-center" />
+                        )}
+                      </div>
+                    );
+                  })
+                )}
+              </div>
+            </div>
+          )}
+        </div>
       </div>
     </header>
   );

src/components/ui/DataTable.tsx

@@ -15,6 +15,7 @@ interface DataTableProps<T> {
   searchPlaceholder?: string;
   searchFilter?: (row: T, query: string) => boolean;
   isLoading?: boolean;
+  getRowClassName?: (row: T) => string;
 }
 
 export function DataTable<T>({ 
@@ -22,7 +23,8 @@ export function DataTable<T>({
   columns, 
   searchPlaceholder = "Search...", 
   searchFilter,
-  isLoading
+  isLoading,
+  getRowClassName
 }: DataTableProps<T>) {
   const [query, setQuery] = useState("");
 
@@ -84,7 +86,10 @@ export function DataTable<T>({
                 </tr>
               ) : (
                 filteredData.map((row, i) => (
-                  <tr key={i} className="hover:bg-primary/5 transition-colors duration-200 group">
+                  <tr 
+                    key={i} 
+                    className={`hover:bg-primary/5 transition-colors duration-200 group ${getRowClassName ? getRowClassName(row) : ""}`}
+                  >
                     {columns.map((col, j) => (
                       <td key={j} className={`px-4 py-3 whitespace-nowrap text-foreground group-hover:text-white transition-colors ${col.className || ""}`}>
                         {col.accessor(row, i)}