,

app/api/trajectory/route.js

@@ -0,0 +1,27 @@
+import { NextResponse } from 'next/server';
+import fs from 'fs';
+import path from 'path';
+
+const dataFilePath = path.join(process.cwd(), 'trajectory.json');
+
+export async function GET() {
+    try {
+        if (!fs.existsSync(dataFilePath)) {
+            return NextResponse.json([]);
+        }
+        const fileData = fs.readFileSync(dataFilePath, 'utf8');
+        return NextResponse.json(JSON.parse(fileData));
+    } catch (error) {
+        return NextResponse.json({ error: 'Gagal membaca data' }, { status: 500 });
+    }
+}
+
+export async function POST(request) {
+    try {
+        const data = await request.json();
+        fs.writeFileSync(dataFilePath, JSON.stringify(data, null, 2), 'utf8');
+        return NextResponse.json({ success: true });
+    } catch (error) {
+        return NextResponse.json({ error: 'Gagal menyimpan data' }, { status: 500 });
+    }
+}

app/globals.css

@@ -1,26 +1,3 @@
-@import "tailwindcss";
-
-:root {
-  --background: #ffffff;
-  --foreground: #171717;
-}
-
-@theme inline {
-  --color-background: var(--background);
-  --color-foreground: var(--foreground);
-  --font-sans: var(--font-geist-sans);
-  --font-mono: var(--font-geist-mono);
-}
-
-@media (prefers-color-scheme: dark) {
-  :root {
-    --background: #0a0a0a;
-    --foreground: #ededed;
-  }
-}
-
-body {
-  background: var(--background);
-  color: var(--foreground);
-  font-family: Arial, Helvetica, sans-serif;
-}
+@tailwind base;
+@tailwind components;
+@tailwind utilities;

app/layout.tsx

@@ -1,20 +1,20 @@
 import type { Metadata } from "next";
-import { Geist, Geist_Mono } from "next/font/google";
+import { Inter, Roboto_Mono } from "next/font/google";
 import "./globals.css";
 
-const geistSans = Geist({
-  variable: "--font-geist-sans",
+const inter = Inter({
+  variable: "--font-inter",
   subsets: ["latin"],
 });
 
-const geistMono = Geist_Mono({
-  variable: "--font-geist-mono",
+const robotoMono = Roboto_Mono({
+  variable: "--font-roboto-mono",
   subsets: ["latin"],
 });
 
 export const metadata: Metadata = {
-  title: "Create Next App",
-  description: "Generated by create next app",
+  title: "Robot UI",
+  description: "Robot Vision Control Dashboard",
 };
 
 export default function RootLayout({
@@ -25,9 +25,9 @@ export default function RootLayout({
   return (
     <html
       lang="en"
-      className={`${geistSans.variable} ${geistMono.variable} h-full antialiased`}
+      className={`${inter.variable} ${robotoMono.variable} h-full antialiased`}
     >
       <body className="min-h-full flex flex-col">{children}</body>
     </html>
   );
-}
+}

app/page.tsx

@@ -1,197 +1,438 @@
 'use client';
 
 import { useState, useEffect, useRef } from 'react';
+import { Pixelify_Sans } from 'next/font/google';
+
+const pixelify = Pixelify_Sans({
+  subsets: ['latin'],
+  weight: ['400', '500', '600', '700'],
+});
+
+// KOMPONEN LOGO PI4WD ROVER
+const PiRoverLogo = ({ scale = 1 }: { scale?: number }) => {
+  return (
+    <div className="flex flex-col items-center select-none" style={{ transform: `scale(${scale})` }}>
+      <div className="flex items-center font-extrabold text-3xl md:text-5xl tracking-widest">
+        <span className="text-red-600 relative -top-0.4">PI</span>
+        <span className="text-slate-900">4WD ROVER</span>
+        
+      </div>
+    </div>
+  );
+};
+
+const sleep = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms));
+
+const RECORD_INTERVAL_MS = 50;
+const DIRECTION_BRAKE_MS = 600;
+const MAX_STEP_TIMEOUT_MS = 15000;
+const LATENCY_COMPENSATION_TICKS = 3;
+
+type MotionType = 'FORWARD' | 'REVERSE' | 'TURN_LEFT' | 'TURN_RIGHT' | 'STOP';
+type TrajectoryStep = { x: number; y: number; target_ticks_l: number; target_ticks_r: number; motion?: MotionType; };
 
 export default function RobotDashboard() {
-  const PI_IP = '172.17.19.107'; 
+  const PI_IP = '192.168.11.110'; //GANTI IP JIKA ADA SETTING YANG BARU
   const streamUrl = `http://${PI_IP}:8080/stream`;
 
-  const [controlMode, setControlMode] = useState('gamepad');
-  const [gamepadStatus, setGamepadStatus] = useState("Menunggu Gamepad...");
-  const [steering, setSteering] = useState({ x: 0, y: 0 });
+  const [isLoading, setIsLoading] = useState(true);
+  const [controlMode, setControlMode] = useState<'pc-mobile' | 'gamepad'>('pc-mobile');
+  const [isFullscreen, setIsFullscreen] = useState(false);
+  
+  const [gpVisuals, setGpVisuals] = useState({ lt: 0, rt: 0, steer: 0, btnA: false, btnB: false, btnX: false, btnY: false });
+  
+  const containerRef = useRef<HTMLDivElement>(null);
+
+  const currentTicksRef = useRef({ l: 0, r: 0 });
+  const lastRecordedTicksRef = useRef({ l: 0, r: 0 });
+  const activeMotionRef = useRef<MotionType>('STOP');
+  const lastCommandRef = useRef({ x: 0, y: 0 });
+  
+  const isRecordingRef = useRef(false);
+  const isPlayingRef = useRef(false);
+  const isSavingRef = useRef(false);
+  const trajectoryRef = useRef<TrajectoryStep[]>([]);
+  const prevBtnsRef = useRef({ A: false, B: false, Y: false, X: false });
+  const wsRef = useRef<WebSocket | null>(null);
   
-  const wsRef = useRef<any>(null);
   const keysRef = useRef({ up: false, down: false, left: false, right: false });
 
-  const forceScanGamepad = () => {
-    if (typeof navigator !== "undefined" && navigator.getGamepads) {
-      const gamepads = navigator.getGamepads();
-      let activeGp = null;
-      for (let i = 0; i < gamepads.length; i++) {
-        if (gamepads[i] !== null) {
-          activeGp = gamepads[i];
-          break;
+  const sendCommand = (x: number, y: number) => {
+    if (wsRef.current && wsRef.current.readyState === WebSocket.OPEN) {
+      wsRef.current.send(JSON.stringify({ x, y }));
+    }
+  };
+
+  const stopRobot = () => { sendCommand(0, 0); };
+
+  const getMotionType = (x: number, y: number): MotionType => {
+    const DEADZONE = 0.10;
+    if (Math.abs(x) <= DEADZONE && Math.abs(y) <= DEADZONE) return 'STOP';
+    if (Math.abs(y) > DEADZONE) return y > 0 ? 'FORWARD' : 'REVERSE';
+    return x > 0 ? 'TURN_RIGHT' : 'TURN_LEFT';
+  };
+
+  const executePlayback = async (reverse: boolean = false) => {
+    if (isPlayingRef.current || isSavingRef.current) return;
+    isPlayingRef.current = true;
+    try {
+      const res = await fetch(`/api/trajectory?_t=${Date.now()}`, { method: 'GET', cache: 'no-store' });
+      if (!res.ok) throw new Error(`HTTP Error ${res.status}`);
+      const data = (await res.json()) as TrajectoryStep[];
+      if (!Array.isArray(data) || data.length === 0) { alert('Data rute kosong!'); return; }
+      const routeData = reverse ? [...data].reverse() : data;
+      let lastActiveMotion: MotionType = 'STOP'; 
+      for (let i = 0; i < routeData.length; i++) {
+        if (!isPlayingRef.current) break;
+        const step = routeData[i];
+        const targetX = reverse ? -step.x : step.x;
+        const targetY = reverse ? -step.y : step.y;
+        const currentMotion = getMotionType(targetX, targetY);
+        if (currentMotion !== 'STOP' && lastActiveMotion !== 'STOP') {
+          if ((lastActiveMotion === 'FORWARD' && currentMotion === 'REVERSE') || (lastActiveMotion === 'REVERSE' && currentMotion === 'FORWARD')) {
+            stopRobot(); await sleep(DIRECTION_BRAKE_MS);
+          }
+        }
+        if (currentMotion !== 'STOP') lastActiveMotion = currentMotion;
+        sendCommand(targetX, targetY);
+        const startL = currentTicksRef.current.l; const startR = currentTicksRef.current.r;
+        const targetL = Math.max(0, Number(step.target_ticks_l || 0)); const targetR = Math.max(0, Number(step.target_ticks_r || 0));
+        const compTargetL = Math.max(0, targetL - LATENCY_COMPENSATION_TICKS); const compTargetR = Math.max(0, targetR - LATENCY_COMPENSATION_TICKS);
+        if (targetL === 0 && targetR === 0) { await sleep(RECORD_INTERVAL_MS); continue; }
+        const stepStartTime = Date.now();
+        while (isPlayingRef.current) {
+          const currentDeltaL = Math.abs(currentTicksRef.current.l - startL); const currentDeltaR = Math.abs(currentTicksRef.current.r - startR);
+          let stepFinished = false;
+          if (targetL > targetR) stepFinished = currentDeltaL >= compTargetL;
+          else if (targetR > targetL) stepFinished = currentDeltaR >= compTargetR;
+          else stepFinished = currentDeltaL >= compTargetL || currentDeltaR >= compTargetR;
+          if (stepFinished || (Date.now() - stepStartTime > MAX_STEP_TIMEOUT_MS)) break;
+          await sleep(10);
         }
       }
-      if (activeGp) setGamepadStatus(`🟢 TERHUBUNG: ${activeGp.id.substring(0, 15)}...`);
+    } catch (error) { console.error('Playback Error:', error);
+    } finally { stopRobot(); isPlayingRef.current = false; }
+  };
+
+  const handleAction = async (action: 'RECORD' | 'SAVE' | 'PLAY_FWD' | 'PLAY_REV') => {
+    if (action === 'PLAY_FWD' || action === 'PLAY_REV') {
+        if (isPlayingRef.current) { 
+            isPlayingRef.current = false; 
+            stopRobot(); 
+        }
+        else if (!isSavingRef.current && !isRecordingRef.current) {
+            executePlayback(action === 'PLAY_REV');
+        }
+    } else if (action === 'RECORD') {
+        if (!isRecordingRef.current && !isPlayingRef.current && !isSavingRef.current) {
+            isRecordingRef.current = true; 
+            trajectoryRef.current = [];
+            lastRecordedTicksRef.current = { l: currentTicksRef.current.l, r: currentTicksRef.current.r };
+            activeMotionRef.current = 'STOP'; 
+            lastCommandRef.current = { x: 0, y: 0 }; 
+            stopRobot();
+        }
+    } else if (action === 'SAVE') {
+        if (isRecordingRef.current) {
+            isRecordingRef.current = false;
+            isSavingRef.current = true;
+            
+            if (trajectoryRef.current.length > 0) {
+                try {
+                    const res = await fetch('/api/trajectory', {
+                        method: 'POST',
+                        headers: { 'Content-Type': 'application/json' },
+                        body: JSON.stringify(trajectoryRef.current)
+                    });
+                    
+                    if (res.ok) alert('Rute berhasil disimpan!');
+                    else alert('Gagal menyimpan rute.');
+                } catch (error) {
+                    console.error('Save error:', error);
+                    alert('Terjadi kesalahan sistem saat menyimpan.');
+                }
+            } else {
+                alert('Tidak ada data rute untuk disimpan (robot belum bergerak).');
+            }
+            isSavingRef.current = false;
+        }
     }
   };
 
   useEffect(() => {
+    const loadingTimer = setTimeout(() => setIsLoading(false), 2000);
+
     const ws = new WebSocket(`ws://${PI_IP}:8765`);
-    ws.onopen = () => console.log("WebSocket Terhubung ke Pi!");
-    ws.onclose = () => console.log("WebSocket Terputus.");
+    ws.onmessage = (event) => {
+      try {
+        const data = JSON.parse(event.data);
+        if (data.ticks_l !== undefined && data.ticks_r !== undefined) {
+          currentTicksRef.current = { l: Number(data.ticks_l), r: Number(data.ticks_r) };
+        }
+      } catch (error) {}
+    };
     wsRef.current = ws;
 
     const handleKeyDown = (e: KeyboardEvent) => {
-      if (['ArrowUp', 'w', 'W'].includes(e.key)) keysRef.current.up = true;
-      if (['ArrowDown', 's', 'S'].includes(e.key)) keysRef.current.down = true;
-      if (['ArrowLeft', 'a', 'A'].includes(e.key)) keysRef.current.left = true;
-      if (['ArrowRight', 'd', 'D'].includes(e.key)) keysRef.current.right = true;
+      const key = e.key.toLowerCase();
+      if (key === 'w' || key === 'arrowup') keysRef.current.up = true;
+      if (key === 's' || key === 'arrowdown') keysRef.current.down = true;
+      if (key === 'a' || key === 'arrowleft') keysRef.current.left = true;
+      if (key === 'd' || key === 'arrowright') keysRef.current.right = true;
+      
+      if (e.repeat) return; 
+      if (key === 'v') handleAction('RECORD');
+      if (key === 'b') handleAction('SAVE');
+      if (key === 'n') handleAction('PLAY_FWD');
+      if (key === 'm') handleAction('PLAY_REV');
     };
-
     const handleKeyUp = (e: KeyboardEvent) => {
-      if (['ArrowUp', 'w', 'W'].includes(e.key)) keysRef.current.up = false;
-      if (['ArrowDown', 's', 'S'].includes(e.key)) keysRef.current.down = false;
-      if (['ArrowLeft', 'a', 'A'].includes(e.key)) keysRef.current.left = false;
-      if (['ArrowRight', 'd', 'D'].includes(e.key)) keysRef.current.right = false;
+      const key = e.key.toLowerCase();
+      if (key === 'w' || key === 'arrowup') keysRef.current.up = false;
+      if (key === 's' || key === 'arrowdown') keysRef.current.down = false;
+      if (key === 'a' || key === 'arrowleft') keysRef.current.left = false;
+      if (key === 'd' || key === 'arrowright') keysRef.current.right = false;
     };
-
+    
     window.addEventListener('keydown', handleKeyDown);
     window.addEventListener('keyup', handleKeyUp);
 
+    const handleFullscreenChange = () => {
+      setIsFullscreen(!!document.fullscreenElement);
+    };
+    document.addEventListener('fullscreenchange', handleFullscreenChange);
+
     const interval = setInterval(() => {
-      let currentX = 0;
-      let currentY = 0;
+      let currentX = 0; let currentY = 0;
+      let gpA = false, gpB = false, gpY = false, gpX = false;
+      let gpLT = 0, gpRT = 0, gpSteer = 0;
 
-      if (controlMode === 'gamepad') {
-        if (typeof navigator !== "undefined" && navigator.getGamepads) {
-          const gamepads = navigator.getGamepads();
-          let activeGp = null;
-          for (let i = 0; i < gamepads.length; i++) {
-            if (gamepads[i] !== null) {
-              activeGp = gamepads[i];
-              break;
-            }
-          }
+      if (controlMode === 'gamepad' && typeof navigator !== 'undefined' && navigator.getGamepads) {
+        const gamepads = navigator.getGamepads();
+        let activeGp: Gamepad | null = null;
+        for (let i = 0; i < gamepads.length; i++) { if (gamepads[i]) { activeGp = gamepads[i]; break; } }
+        
+        if (activeGp) {
+          gpSteer = activeGp.axes[0] || 0; 
+          gpRT = activeGp.buttons[7]?.value || 0; 
+          gpLT = activeGp.buttons[6]?.value || 0; 
+          
+          currentX = Math.abs(gpSteer) > 0.15 ? Number(gpSteer.toFixed(2)) : 0;
+          currentY = Number((gpRT - gpLT).toFixed(2));
 
-          if (activeGp) {
-            const rawX = activeGp.axes[0];
-            
-            // SESUAI PERMINTAAN: RT(7) Maju, LT(6) Mundur
-            const maju = activeGp.buttons[7].value;   
-            const mundur = activeGp.buttons[6].value; 
-            
-            // PERBAIKAN 1: Karena Pi minta nilai minus untuk maju, pengurangannya dibalik (mundur - maju)
-            const throttle = mundur - maju; 
-            
-            currentX = Math.abs(rawX) > 0.15 ? Number(rawX.toFixed(2)) : 0;
-            currentY = Number(throttle.toFixed(2));
-          }
+          gpA = activeGp.buttons[0]?.pressed || false;
+          gpB = activeGp.buttons[1]?.pressed || false;
+          gpX = activeGp.buttons[2]?.pressed || false;
+          gpY = activeGp.buttons[3]?.pressed || false;
+          
+          setGpVisuals({ lt: gpLT, rt: gpRT, steer: gpSteer, btnA: gpA, btnB: gpB, btnX: gpX, btnY: gpY });
         }
-      } else if (controlMode === 'keyboard') {
-        // PERBAIKAN 2: Keyboard disamakan. W/Up (maju) menghasilkan minus (-1), S/Down menghasilkan plus (+1)
-        currentY = (keysRef.current.down ? 1 : 0) - (keysRef.current.up ? 1 : 0);
-        currentX = (keysRef.current.right ? 1 : 0) - (keysRef.current.left ? 1 : 0);
+      } else if (controlMode === 'pc-mobile') {
+        currentY = (keysRef.current.up ? 1 : 0) - (keysRef.current.down ? 1 : 0); 
+        currentX = (keysRef.current.right ? 1 : 0) - (keysRef.current.left ? 1 : 0); 
       }
 
-      setSteering({ x: currentX, y: currentY });
+      const currentMotion = getMotionType(currentX, currentY);
 
-      if (wsRef.current && wsRef.current.readyState === 1) {
-        wsRef.current.send(JSON.stringify({ x: currentX, y: currentY }));
+      if (gpB && !prevBtnsRef.current.B) handleAction('RECORD');
+      if (gpY && !prevBtnsRef.current.Y) handleAction('SAVE');
+      if (gpA && !prevBtnsRef.current.A) handleAction('PLAY_FWD');
+      if (gpX && !prevBtnsRef.current.X) handleAction('PLAY_REV');
+      prevBtnsRef.current = { A: gpA, B: gpB, Y: gpY, X: gpX };
+
+      if (isPlayingRef.current || isSavingRef.current) return;
+      
+      if (isRecordingRef.current) {
+        if (currentMotion !== activeMotionRef.current) {
+          const deltaL = Math.abs(currentTicksRef.current.l - lastRecordedTicksRef.current.l); 
+          const deltaR = Math.abs(currentTicksRef.current.r - lastRecordedTicksRef.current.r);
+          if ((deltaL > 0 || deltaR > 0) && activeMotionRef.current !== 'STOP') {
+            trajectoryRef.current.push({ x: lastCommandRef.current.x, y: lastCommandRef.current.y, target_ticks_l: deltaL, target_ticks_r: deltaR, motion: activeMotionRef.current });
+          }
+          lastRecordedTicksRef.current = { l: currentTicksRef.current.l, r: currentTicksRef.current.r }; 
+          activeMotionRef.current = currentMotion;
+        }
+        if (currentMotion !== 'STOP') lastCommandRef.current = { x: currentX, y: currentY };
       }
-    }, 100);
+      sendCommand(currentX, currentY);
+    }, RECORD_INTERVAL_MS);
 
     return () => {
+      clearTimeout(loadingTimer); 
       clearInterval(interval);
-      window.removeEventListener('keydown', handleKeyDown);
+      window.removeEventListener('keydown', handleKeyDown); 
       window.removeEventListener('keyup', handleKeyUp);
+      document.removeEventListener('fullscreenchange', handleFullscreenChange);
       if (wsRef.current) wsRef.current.close();
     };
-  }, [controlMode, PI_IP]); 
+  }, [controlMode, PI_IP]);
 
-  // --- PERBAIKAN 3: VISUALIZER ---
-  const maxRadius = 36; 
-  const dotX = steering.x * maxRadius;
-  
-  // Karena 'maju' nilainya sudah minus (-), dan di CSS nilai minus (-) membuat titik NAIK KE ATAS,
-  // maka kita HAPUS perkalian (* -1) yang sebelumnya. Sekarang titiknya akan maju sempurna!
-  const dotY = steering.y * maxRadius;
+  const toggleFullscreen = () => {
+    if (!document.fullscreenElement) { 
+      if (containerRef.current) {
+        containerRef.current.requestFullscreen().catch((err) => console.log(err)); 
+      }
+    } else { 
+      if (document.exitFullscreen) {
+        document.exitFullscreen(); 
+      }
+    }
+  };
 
   return (
-    <main className="min-h-screen bg-gray-900 text-white p-8 font-sans">
-      <div className="max-w-5xl mx-auto">
-        <header className="mb-8 border-b border-gray-700 pb-4 flex flex-col md:flex-row justify-between items-center gap-4">
-          <h1 className="text-3xl font-bold text-emerald-400">Robot Vision Control</h1>
+    <main 
+      onContextMenu={(e) => e.preventDefault()}
+      className={`min-h-screen bg-emerald-50 flex flex-col select-none touch-none overflow-x-hidden ${pixelify.className}`} 
+      style={{ WebkitTouchCallout: 'none', WebkitUserSelect: 'none' }}
+    >
+      {/* LOADING SCREEN */}
+      <div className={`fixed inset-0 z-[200] bg-emerald-50 flex flex-col items-center justify-center transition-opacity duration-1000 ease-in-out ${isLoading ? 'opacity-100' : 'opacity-0 pointer-events-none'}`}>
+        <div className="scale-125 md:scale-150"><PiRoverLogo /></div>
+        <div className="mt-16 flex items-center gap-3 text-slate-500 text-sm tracking-widest uppercase">
+          <div className="w-3 h-3 rounded-sm bg-emerald-500 animate-pulse"></div>
+          Menghubungkan ke Robot...
+        </div>
+      </div>
+
+      {/* HEADER LOGO */}
+      <header className="w-full flex justify-center pt-6 pb-2 md:pt-8 md:pb-4 bg-emerald-50 relative z-0">
+        <PiRoverLogo />
+      </header>
+
+      {/* MAIN CAMERA FEED & OVERLAY LAYOUT - DITENGAHKAN DAN DIPERBESAR */}
+      <div className="w-full px-4 md:px-8 flex-1 flex flex-col items-center justify-center relative z-10">
+        <div 
+          ref={containerRef}
+          className={`relative bg-[#0a0a8a] overflow-hidden shadow-2xl transition-all duration-300 ${
+            isFullscreen 
+              ? 'fixed inset-0 z-[150] bg-black border-0 rounded-none w-full h-full' 
+              : 'w-full max-w-7xl aspect-[4/3] md:aspect-video rounded-xl md:rounded-2xl border-4 border-slate-900'
+          }`}
+        >
           
-          <div className="flex gap-2 bg-gray-800 p-1 rounded-lg border border-gray-700">
-            <button 
-              onClick={() => setControlMode('gamepad')}
-              className={`py-2 px-4 rounded font-semibold transition-colors ${controlMode === 'gamepad' ? 'bg-emerald-500 text-gray-900' : 'text-gray-400 hover:text-white'}`}
-            >
-              🎮 Gamepad
-            </button>
-            <button 
-              onClick={() => setControlMode('keyboard')}
-              className={`py-2 px-4 rounded font-semibold transition-colors ${controlMode === 'keyboard' ? 'bg-emerald-500 text-gray-900' : 'text-gray-400 hover:text-white'}`}
-            >
-              ⌨️ Keyboard
-            </button>
-          </div>
-        </header>
-
-        <div className="grid grid-cols-1 lg:grid-cols-3 gap-6">
-          <div className="lg:col-span-2 bg-gray-800 rounded-xl p-4 border border-gray-700 shadow-xl">
-            <h2 className="text-lg font-semibold flex items-center gap-2 mb-4">
-              <span className="w-3 h-3 rounded-full bg-red-500 animate-pulse"></span>
-              Live Feed
-            </h2>
-            
-            {/* --- CONTAINER KAMERA YANG SUDAH DIPERBAIKI --- */}
-            <div className="aspect-4/3 md:aspect-video w-full bg-black rounded-lg overflow-hidden border border-gray-900 relative">
-              {/* eslint-disable-next-line @next/next/no-img-element */}
-              <img 
-                src={streamUrl} 
-                alt="Robot view" 
-                className="absolute top-0 left-0 h-full max-w-none object-cover"
-                style={{ 
-                  width: '200%', 
-                  objectPosition: 'left center' 
-                }}
-                onError={(e) => {
-                  e.currentTarget.style.display = 'none';
-                  e.currentTarget.parentElement!.innerHTML = '<div class="text-red-400 text-center p-4">Kamera gagal dimuat.<br/>Pastikan Pi dan HP berada dalam jaringan Tailscale/Wi-Fi yang sama.</div>';
-                }}
-              />
+          {/* Stream Kamera */}
+          <img src={streamUrl} alt="Robot Feed" className="absolute inset-0 w-full h-full object-cover" onError={(e) => { e.currentTarget.style.display = 'none'; }} />
+          
+          {/* Indikator Status Perekaman */}
+          {(isRecordingRef.current || isPlayingRef.current) && (
+            <div className="absolute top-16 left-1/2 -translate-x-1/2 z-20 flex gap-2">
+              {isRecordingRef.current && <span className="bg-red-600 text-white px-4 py-1.5 rounded-sm text-sm tracking-wider animate-pulse shadow-lg border-2 border-red-800">MEREKAM</span>}
+              {isPlayingRef.current && <span className="bg-emerald-600 text-white px-4 py-1.5 rounded-sm text-sm tracking-wider animate-pulse shadow-lg border-2 border-emerald-800">MEMUTAR RUTE</span>}
             </div>
-            {/* ---------------------------------------------- */}
+          )}
 
+          {/* OVERLAY: TOP BAR */}
+          <div className="absolute top-4 left-0 right-0 flex justify-center z-20 pointer-events-none">
+            <div className="flex gap-2 pointer-events-auto shadow-lg bg-slate-900/70 p-1.5 border-2 border-slate-700/50 backdrop-blur-sm rounded-md">
+              <button 
+                onClick={() => setControlMode('pc-mobile')} 
+                className={`px-4 py-1.5 rounded-sm text-sm tracking-wider transition-all ${controlMode === 'pc-mobile' ? 'bg-[#b6e9c9] text-slate-900' : 'bg-transparent text-white hover:bg-white/20'}`}
+              >
+                PC/MOBILE
+              </button>
+              <button 
+                onClick={() => setControlMode('gamepad')} 
+                className={`px-4 py-1.5 rounded-sm text-sm tracking-wider transition-all ${controlMode === 'gamepad' ? 'bg-[#b6e9c9] text-slate-900' : 'bg-transparent text-white hover:bg-white/20'}`}
+              >
+                GAMEPAD
+              </button>
+            </div>
           </div>
 
-          <div className="bg-gray-800 rounded-xl p-4 border border-gray-700 shadow-xl flex flex-col">
-            <h2 className="text-lg font-semibold mb-4 border-b border-gray-700 pb-2 flex justify-between items-center">
-              <span>Status Kontrol</span>
-              {controlMode === 'gamepad' && (
-                <button onClick={forceScanGamepad} className="text-xs bg-gray-700 hover:bg-gray-600 py-1 px-2 rounded">
-                  Pindai Ulang
+          {/* OVERLAY: FULLSCREEN TOGGLE */}
+          <button onClick={toggleFullscreen} className="absolute top-5 right-5 z-20 flex items-center gap-2 text-white text-sm tracking-widest drop-shadow-md hover:text-emerald-300 pointer-events-auto bg-slate-900/50 px-3 py-1.5 rounded-sm border border-white/20">
+            {isFullscreen ? 'KELUAR' : 'FULLSCREEN'}
+          </button>
+
+          {/* OVERLAY: BOTTOM LEFT (MOVEMENT CONTROLS) */}
+          <div className="absolute bottom-6 left-6 md:bottom-8 md:left-8 z-20 pointer-events-auto">
+            {controlMode === 'pc-mobile' ? (
+              <div className="flex flex-col items-center gap-2">
+                <button 
+                  onPointerDown={(e) => { e.currentTarget.setPointerCapture(e.pointerId); keysRef.current.up = true; }} 
+                  onPointerUp={(e) => { e.currentTarget.releasePointerCapture(e.pointerId); keysRef.current.up = false; }} 
+                  className="w-14 h-14 md:w-16 md:h-16 bg-[#a2dfb4] active:bg-[#8bc99d] text-slate-900 text-3xl rounded-sm shadow-[4px_4px_0_#75a884] active:shadow-none active:translate-x-1 active:translate-y-1 transition-all border-2 border-slate-900 flex items-center justify-center pb-1"
+                >
+                  W
                 </button>
-              )}
-            </h2>
-            
-            <div className="flex-1 flex flex-col justify-center gap-6">
-              <div className="bg-gray-900 p-3 rounded border border-gray-700 text-sm font-mono text-center">
-                {controlMode === 'keyboard' ? '⌨️ AKTIF: Gunakan W-A-S-D atau Panah' : gamepadStatus}
+                <div className="flex gap-2">
+                  <button 
+                    onPointerDown={(e) => { e.currentTarget.setPointerCapture(e.pointerId); keysRef.current.left = true; }} 
+                    onPointerUp={(e) => { e.currentTarget.releasePointerCapture(e.pointerId); keysRef.current.left = false; }} 
+                    className="w-14 h-14 md:w-16 md:h-16 bg-[#a2dfb4] active:bg-[#8bc99d] text-slate-900 text-3xl rounded-sm shadow-[4px_4px_0_#75a884] active:shadow-none active:translate-x-1 active:translate-y-1 transition-all border-2 border-slate-900 flex items-center justify-center pb-1"
+                  >
+                    A
+                  </button>
+                  <button 
+                    onPointerDown={(e) => { e.currentTarget.setPointerCapture(e.pointerId); keysRef.current.down = true; }} 
+                    onPointerUp={(e) => { e.currentTarget.releasePointerCapture(e.pointerId); keysRef.current.down = false; }} 
+                    className="w-14 h-14 md:w-16 md:h-16 bg-[#a2dfb4] active:bg-[#8bc99d] text-slate-900 text-3xl rounded-sm shadow-[4px_4px_0_#75a884] active:shadow-none active:translate-x-1 active:translate-y-1 transition-all border-2 border-slate-900 flex items-center justify-center pb-1"
+                  >
+                    S
+                  </button>
+                  <button 
+                    onPointerDown={(e) => { e.currentTarget.setPointerCapture(e.pointerId); keysRef.current.right = true; }} 
+                    onPointerUp={(e) => { e.currentTarget.releasePointerCapture(e.pointerId); keysRef.current.right = false; }} 
+                    className="w-14 h-14 md:w-16 md:h-16 bg-[#a2dfb4] active:bg-[#8bc99d] text-slate-900 text-3xl rounded-sm shadow-[4px_4px_0_#75a884] active:shadow-none active:translate-x-1 active:translate-y-1 transition-all border-2 border-slate-900 flex items-center justify-center pb-1"
+                  >
+                    D
+                  </button>
+                </div>
               </div>
+            ) : (
+              <div className="flex flex-col gap-2 pointer-events-none">
+                <div className="flex gap-2">
+                  <div className={`w-16 h-10 rounded-sm flex items-center justify-center text-xl border-2 transition-colors ${gpVisuals.lt > 0.1 ? 'bg-white text-slate-900 border-slate-900' : 'bg-slate-900/50 text-white border-white/50 backdrop-blur-sm'}`}>LT</div>
+                  <div className={`w-16 h-10 rounded-sm flex items-center justify-center text-xl border-2 transition-colors ${gpVisuals.rt > 0.1 ? 'bg-white text-slate-900 border-slate-900' : 'bg-slate-900/50 text-white border-white/50 backdrop-blur-sm'}`}>RT</div>
+                </div>
+                <div className="w-full bg-slate-900/80 rounded-sm p-2 h-14 flex items-center justify-center relative shadow-lg border-2 border-white/20">
+                   <div className="absolute left-3 text-white/50">L</div>
+                   <div className="w-8 h-8 bg-red-500 rounded-sm transition-transform border-2 border-slate-900" style={{ transform: `translateX(${gpVisuals.steer * 40}px)` }}></div>
+                   <div className="absolute right-3 text-white/50">R</div>
+                </div>
+              </div>
+            )}
+          </div>
 
-              <div className="bg-gray-900 p-4 rounded-lg flex flex-col items-center gap-4 border border-gray-700">
-                <div className="text-xs text-gray-400 text-center mb-2">Visualizer (X / Y)</div>
-                <div className="w-24 h-24 bg-gray-800 rounded-full border-2 border-gray-600 relative overflow-hidden flex items-center justify-center">
-                  <div className="absolute w-full h-1px bg-gray-600"></div>
-                  <div className="absolute h-full w-1px bg-gray-600"></div>
-                  <div 
-                    className="w-6 h-6 bg-emerald-400 rounded-full absolute shadow-[0_0_10px_rgba(52,211,153,0.5)] transition-all duration-75"
-                    style={{ transform: `translate(${dotX}px, ${dotY}px)` }}
-                  ></div>
-                </div>
-                <div className="font-mono text-sm mt-2 flex flex-col items-center text-emerald-400">
-                  <span>X: {steering.x}</span>
-                  <span>Y: {steering.y}</span>
-                </div>
+          {/* OVERLAY: BOTTOM RIGHT (ACTION CONTROLS) */}
+          <div className="absolute bottom-6 right-6 md:bottom-8 md:right-8 z-20 flex gap-2 md:gap-3 pointer-events-auto">
+            {[
+              { action: 'RECORD', pc: 'V', gp: 'B', color: 'bg-[#f87171] shadow-[4px_4px_0_#b91c1c]', activeColor: 'active:bg-red-500', gpState: gpVisuals.btnB },
+              { action: 'SAVE', pc: 'B', gp: 'Y', color: 'bg-[#fbbf24] shadow-[4px_4px_0_#d97706]', activeColor: 'active:bg-amber-500', gpState: gpVisuals.btnY },
+              { action: 'PLAY_FWD', pc: 'N', gp: 'A', color: 'bg-[#34d399] shadow-[4px_4px_0_#047857]', activeColor: 'active:bg-emerald-500', gpState: gpVisuals.btnA },
+              { action: 'PLAY_REV', pc: 'M', gp: 'X', color: 'bg-[#60a5fa] shadow-[4px_4px_0_#1d4ed8]', activeColor: 'active:bg-blue-500', gpState: gpVisuals.btnX }
+            ].map((btn) => (
+              <div key={btn.action} className="flex flex-col items-center gap-2">
+                <span className="text-[10px] md:text-xs text-white tracking-widest bg-slate-900/50 px-1.5 py-0.5 rounded-sm">
+                  {btn.action === 'PLAY_FWD' ? 'PLAY' : btn.action === 'PLAY_REV' ? 'R-PLAY' : btn.action}
+                </span>
+                <button 
+                  onClick={() => handleAction(btn.action as any)}
+                  className={`w-12 h-12 md:w-14 md:h-14 ${btn.color} ${btn.activeColor} ${controlMode === 'gamepad' && btn.gpState ? 'translate-x-1 translate-y-1 shadow-none brightness-90' : ''} text-slate-900 text-2xl md:text-3xl rounded-sm active:shadow-none active:translate-x-1 active:translate-y-1 transition-all border-2 border-slate-900 flex items-center justify-center pb-1`}
+                >
+                  {controlMode === 'pc-mobile' ? btn.pc : btn.gp}
+                </button>
               </div>
-            </div>
+            ))}
           </div>
         </div>
       </div>
+
+      {/* FOOTER TEXT FIX */}
+      <footer className="w-full py-6 md:py-8 flex flex-col items-center justify-center text-center px-4 relative z-0">
+        <h3 className="text-slate-600 tracking-widest text-xs md:text-sm uppercase mb-1">
+          LABORATORIUM INSTRUMENTASI ELEKTRONIKA & KECERDASAN BUATAN
+        </h3>
+        <p className="text-slate-600 tracking-widest text-xs md:text-sm uppercase">
+          PROGRAM STUDI TEKNIK ELEKTRO
+        </p>
+        <p className="text-slate-600 tracking-widest text-xs md:text-sm uppercase">
+          FAKULTAS TEKNIK
+        </p>
+        <p className="text-slate-600 tracking-widest text-xs md:text-sm uppercase font-semibold mt-1">
+          UNIVERSITAS KATOLIK WIDYA MANDALA SURABAYA
+        </p>
+      </footer>
     </main>
   );
 }

next.config.mjs

@@ -0,0 +1,5 @@
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  output: 'export',
+};
+export default nextConfig;

next.config.ts

@@ -1,7 +0,0 @@
-import type { NextConfig } from "next";
-
-const nextConfig: NextConfig = {
-  /* config options here */
-};
-
-export default nextConfig;

package.json

@@ -9,18 +9,20 @@
     "lint": "eslint"
   },
   "dependencies": {
-    "next": "16.2.12",
-    "react": "19.2.4",
-    "react-dom": "19.2.4"
+    "next": "^14.2.15",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",
-    "eslint": "^9",
-    "eslint-config-next": "16.2.12",
-    "tailwindcss": "^4",
+    "autoprefixer": "^10.5.4",
+    "eslint": "^8.57.1",
+    "eslint-config-next": "^14.2.15",
+    "postcss": "^8.5.26",
+    "tailwindcss": "^3.4.14",
     "typescript": "^5"
   }
 }

perjalanan.json

@@ -0,0 +1,9 @@
+[
+  {
+    "x": 0,
+    "y": -0.6,
+    "target_ticks_l": 19,
+    "target_ticks_r": 23,
+    "motion": "REVERSE"
+  }
+]

postcss.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  plugins: {
+    tailwindcss: {},
+    autoprefixer: {},
+  },
+}

tailwind.config.js

@@ -0,0 +1,13 @@
+/** @type {import('tailwindcss').Config} */
+module.exports = {
+  content: [
+    "./app/**/*.{js,ts,jsx,tsx,mdx}",
+    "./pages/**/*.{js,ts,jsx,tsx,mdx}",
+    "./components/**/*.{js,ts,jsx,tsx,mdx}",
+  ],
+  theme: {
+    extend: {},
+  },
+  plugins: [],
+}
+

trajectory.json

@@ -0,0 +1,16 @@
+[
+  {
+    "x": 1,
+    "y": 0,
+    "target_ticks_l": 57,
+    "target_ticks_r": 58,
+    "motion": "TURN_RIGHT"
+  },
+  {
+    "x": -1,
+    "y": 0,
+    "target_ticks_l": 6,
+    "target_ticks_r": 6,
+    "motion": "TURN_LEFT"
+  }
+]

tsconfig.json

@@ -1,7 +1,11 @@
 {
   "compilerOptions": {
     "target": "ES2017",
-    "lib": ["dom", "dom.iterable", "esnext"],
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
     "allowJs": true,
     "skipLibCheck": true,
     "strict": true,
@@ -11,7 +15,7 @@
     "moduleResolution": "bundler",
     "resolveJsonModule": true,
     "isolatedModules": true,
-    "jsx": "react-jsx",
+    "jsx": "preserve",
     "incremental": true,
     "plugins": [
       {
@@ -19,7 +23,9 @@
       }
     ],
     "paths": {
-      "@/*": ["./*"]
+      "@/*": [
+        "./*"
+      ]
     }
   },
   "include": [
@@ -28,7 +34,10 @@
     "**/*.tsx",
     ".next/types/**/*.ts",
     ".next/dev/types/**/*.ts",
-    "**/*.mts"
+    "**/*.mts",
+    "next.config.mjs"
   ],
-  "exclude": ["node_modules"]
+  "exclude": [
+    "node_modules"
+  ]
 }