feat: implement authentication flow with login page, middleware protection, and session-based role management

src/app/page.tsx

@@ -1,80 +1,182 @@
-import Image from 'next/image';
-import StatCard from '@/components/StatCard';
-import BikeCard from '@/components/BikeCard';
-import TransactionList from '@/components/TransactionList';
-import { bikes, rentals, transactions, stats, users } from '@/data/mockData';
-import { Bike, Wallet, Footprints, Clock, Zap, RotateCcw, CreditCard, FileText, Share2 } from 'lucide-react';
+'use client';
 
-export default function Home() {
-  const activeRental = rentals.find(r => r.status === 'active');
-  const currentBike = bikes.find(b => b.id === activeRental?.bikeId);
-  const currentUser = users[0];
+import { useState } from 'react';
+import { useRouter } from 'next/navigation';
+import { users } from '@/data/mockData';
+import { Zap, ArrowRight, Bike, Wallet } from 'lucide-react';
+
+export default function LandingPage() {
+  const router = useRouter();
+  const [loading, setLoading] = useState(false);
+
+  const handleLogin = async (email: string) => {
+    setLoading(true);
+    await new Promise(resolve => setTimeout(resolve, 500));
+    
+    const user = users.find(u => u.email === email);
+    if (user) {
+      sessionStorage.setItem('authToken', 'demo-token');
+      sessionStorage.setItem('userRole', user.role);
+      sessionStorage.setItem('userName', user.name);
+      
+      switch (user.role) {
+        case 'admin':
+        case 'manager':
+        case 'staff':
+          router.push('/admin');
+          break;
+        case 'accountant':
+          router.push('/admin');
+          break;
+        case 'investor':
+          router.push('/investor');
+          break;
+        case 'biker':
+          router.push('/biker');
+          break;
+        case 'swap-station':
+          router.push('/swapstation');
+          break;
+        case 'merchant':
+          router.push('/merchant');
+          break;
+        default:
+          router.push('/login');
+      }
+    }
+    setLoading(false);
+  };
 
   return (
-    <div className="p-4 lg:p-6">
-      <div className="mb-6">
-        <div className="flex items-center gap-4">
-          <div className="w-14 h-14 rounded-full bg-biker-light flex items-center justify-center text-2xl font-bold text-biker">
-            {currentUser.name.charAt(0)}
-          </div>
-          <div>
-            <h1 className="text-xl lg:text-2xl font-extrabold text-slate-800">Welcome back, {currentUser.name.split(' ')[0]}!</h1>
-            <p className="text-sm text-slate-500">Here's your rental status</p>
-          </div>
-        </div>
-      </div>
-
-      <div className="grid grid-cols-2 lg:grid-cols-4 gap-4 mb-6">
-        <StatCard label="Active Rental" value={stats.biker.activeRental} icon={Bike} color="text-biker" />
-        <StatCard label="Wallet Balance" value={`৳${stats.biker.walletBalance}`} icon={Wallet} color="text-green-600" />
-        <StatCard label="Total Rides" value={stats.biker.totalRides} icon={Footprints} color="text-purple-600" />
-        <StatCard label="Days Remaining" value={stats.biker.daysRemaining} icon={Clock} color="text-amber-600" />
-      </div>
-
-      {currentBike && (
-        <div className="mb-6">
-          <h2 className="text-lg font-bold text-slate-800 mb-3">Current Bike</h2>
-          <BikeCard bike={currentBike} />
-        </div>
-      )}
-
-      <div className="grid lg:grid-cols-2 gap-6 mb-6">
-        <div>
-          <h2 className="text-lg font-bold text-slate-800 mb-3">Quick Actions</h2>
-          <div className="grid grid-cols-2 gap-3">
-            <button className="py-3 bg-accent text-white rounded-lg font-semibold hover:bg-accent-dark transition-colors flex items-center justify-center gap-2">
-              <Zap className="w-4 h-4" /> Rent Bike
-            </button>
-            <button className="py-3 bg-biker text-white rounded-lg font-semibold hover:bg-biker-dark transition-colors flex items-center justify-center gap-2">
-              <RotateCcw className="w-4 h-4" /> Extend Rental
-            </button>
-            <button className="py-3 bg-green-600 text-white rounded-lg font-semibold hover:bg-green-700 transition-colors flex items-center justify-center gap-2">
-              <CreditCard className="w-4 h-4" /> Top Up
-            </button>
-            <button className="py-3 border-2 border-slate-200 text-slate-600 rounded-lg font-semibold hover:bg-slate-50 transition-colors flex items-center justify-center gap-2">
-              <FileText className="w-4 h-4" /> End Rental
-            </button>
-          </div>
-        </div>
-
-        <div>
-          <h2 className="text-lg font-bold text-slate-800 mb-3">Recent Transactions</h2>
-          <TransactionList transactions={transactions.filter(t => t.userId === 'u1')} compact />
-        </div>
-      </div>
-
-      <div className="bg-gradient-to-r from-accent to-accent-dark rounded-xl p-6 text-white">
+    <div className="min-h-screen bg-gradient-to-br from-slate-900 via-slate-800 to-slate-900">
+      <header className="p-4 lg:p-6">
         <div className="flex items-center justify-between">
           <div>
-            <p className="text-sm opacity-80">Refer a friend</p>
-            <h3 className="text-xl font-bold mt-1">Earn ৳500 Credit</h3>
-            <p className="text-xs opacity-80 mt-2">Share your referral link and earn free rides</p>
+            <h1 className="text-2xl lg:text-3xl font-extrabold text-white">JAIBEN</h1>
+            <p className="text-xs text-slate-400">Mobility Ltd</p>
           </div>
-          <button className="px-4 py-2 bg-white text-accent rounded-lg font-semibold text-sm flex items-center gap-2">
-            <Share2 className="w-4 h-4" /> Share Link
+          <button
+            onClick={() => router.push('/login')}
+            className="px-4 py-2 bg-accent text-white rounded-lg font-semibold hover:bg-accent-dark transition-colors flex items-center gap-2"
+          >
+            Sign In <ArrowRight className="w-4 h-4" />
           </button>
         </div>
-      </div>
+      </header>
+
+      <main className="p-4 lg:p-6">
+        <div className="max-w-4xl mx-auto">
+          <div className="text-center mb-8 lg:mb-12">
+            <div className="inline-flex items-center gap-2 px-4 py-1.5 bg-accent/20 rounded-full text-accent text-sm font-medium mb-4">
+              <Zap className="w-4 h-4" /> Bangladesh&apos;s Leading EV Platform
+            </div>
+            <h2 className="text-3xl lg:text-5xl font-extrabold text-white mb-4 leading-tight">
+              Electric Vehicle
+              <br className="lg:hidden" /> Rental
+              <span className="text-accent"> Made Simple</span>
+            </h2>
+            <p className="text-slate-400 text-lg lg:text-xl max-w-2xl mx-auto">
+              Rent, Rent-to-Own, or Invest in EVs. Join Bangladesh&apos;s fastest growing 
+              electric mobility ecosystem with FOCO model for investors.
+            </p>
+          </div>
+
+          <div className="grid grid-cols-1 lg:grid-cols-3 gap-4 mb-8">
+            <button
+              onClick={() => handleLogin('rahim@email.com')}
+              disabled={loading}
+              className="p-6 bg-slate-800/50 border border-slate-700 rounded-2xl hover:border-biker hover:bg-biker/10 transition-all group text-left"
+            >
+              <div className="w-12 h-12 bg-biker/20 rounded-xl flex items-center justify-center mb-4">
+                <Bike className="w-6 h-6 text-biker" />
+              </div>
+              <h3 className="text-xl font-bold text-white mb-1">Biker</h3>
+              <p className="text-slate-400 text-sm mb-3">Rent electric bikes for daily commute</p>
+              <span className="text-biker text-sm font-medium flex items-center gap-1">
+                Login as Biker <ArrowRight className="w-4 h-4 group-hover:translate-x-1 transition-transform" />
+              </span>
+            </button>
+
+            <button
+              onClick={() => handleLogin('investor@email.com')}
+              disabled={loading}
+              className="p-6 bg-slate-800/50 border border-slate-700 rounded-2xl hover:border-green-500 hover:bg-green-500/10 transition-all group text-left"
+            >
+              <div className="w-12 h-12 bg-green-500/20 rounded-xl flex items-center justify-center mb-4">
+                <Wallet className="w-6 h-6 text-green-500" />
+              </div>
+              <h3 className="text-xl font-bold text-white mb-1">Investor</h3>
+              <p className="text-slate-400 text-sm mb-3">FOCO model with guaranteed returns</p>
+              <span className="text-green-500 text-sm font-medium flex items-center gap-1">
+                Login as Investor <ArrowRight className="w-4 h-4 group-hover:translate-x-1 transition-transform" />
+              </span>
+            </button>
+
+            <button
+              onClick={() => handleLogin('swap@jaiben.com')}
+              disabled={loading}
+              className="p-6 bg-slate-800/50 border border-slate-700 rounded-2xl hover:border-purple-500 hover:bg-purple-500/10 transition-all group text-left"
+            >
+              <div className="w-12 h-12 bg-purple-500/20 rounded-xl flex items-center justify-center mb-4">
+                <Zap className="w-6 h-6 text-purple-500" />
+              </div>
+              <h3 className="text-xl font-bold text-white mb-1">Swap Station</h3>
+              <p className="text-slate-400 text-sm mb-3">Battery swap and charging services</p>
+              <span className="text-purple-500 text-sm font-medium flex items-center gap-1">
+                Login as Swap Station <ArrowRight className="w-4 h-4 group-hover:translate-x-1 transition-transform" />
+              </span>
+            </button>
+          </div>
+
+          <div className="grid grid-cols-2 lg:grid-cols-4 gap-4 mb-8">
+            <div className="text-center p-4">
+              <div className="text-2xl lg:text-3xl font-bold text-accent mb-1">500+</div>
+              <div className="text-slate-400 text-sm">Active Bikers</div>
+            </div>
+            <div className="text-center p-4">
+              <div className="text-2xl lg:text-3xl font-bold text-accent mb-1">200+</div>
+              <div className="text-slate-400 text-sm">EV Fleet</div>
+            </div>
+            <div className="text-center p-4">
+              <div className="text-2xl lg:text-3xl font-bold text-accent mb-1">50+</div>
+              <div className="text-slate-400 text-sm">Investors</div>
+            </div>
+            <div className="text-center p-4">
+              <div className="text-2xl lg:text-3xl font-bold text-accent mb-1">18%</div>
+              <div className="text-slate-400 text-sm">Avg. ROI</div>
+            </div>
+          </div>
+
+          <div className="bg-gradient-to-r from-accent to-accent-dark rounded-2xl p-6 lg:p-8 text-white">
+            <div className="grid lg:grid-cols-2 gap-6 items-center">
+              <div>
+                <h3 className="text-xl lg:text-2xl font-bold mb-2">Ready to join the EV revolution?</h3>
+                <p className="text-white/80 mb-4">Start renting or investing today and be part of Bangladesh&apos;s sustainable future.</p>
+              </div>
+              <div className="flex flex-col gap-3">
+                <button
+                  onClick={() => router.push('/login')}
+                  className="w-full py-3 bg-white text-accent rounded-lg font-semibold hover:bg-slate-100 transition-colors"
+                >
+                  Get Started
+                </button>
+                <button
+                  onClick={() => router.push('/login')}
+                  className="w-full py-3 border-2 border-white text-white rounded-lg font-semibold hover:bg-white/10 transition-colors"
+                >
+                  Learn More
+                </button>
+              </div>
+            </div>
+          </div>
+        </div>
+      </main>
+
+      <footer className="p-4 lg:p-6 text-center">
+        <p className="text-slate-500 text-sm">
+          &copy; 2024 JAIBEN Mobility Ltd. All rights reserved.
+        </p>
+      </footer>
     </div>
   );
 }