Modern Web App Design - v0 by Vercel

crete a production based with all the requred step including login logout etc ...., Design a modern, responsive web app interface that aggregates multiple demat accounts, providing users with a unified view of their share holdings and overall portfolio performance. The web app should feature:

Dashboard Overview:

Display total portfolio value, daily/overall gains & losses, and interactive performance charts. Summarize individual demat accounts with key metrics like account value and profit/loss. Accounts & Holdings:

List all connected demat accounts in a sidebar or dropdown for easy navigation. Detailed holdings view per account with stock name, quantity, average buy price, current price, total value, and % change. Filter and sort options by stock name, sector, gain/loss, or account. Portfolio Analytics:

Visualize asset allocation across sectors and asset classes using pie and bar charts. Performance trends over different timeframes (1D, 1W, 1M, 1Y, YTD) with line charts. Sector-wise and stock-wise breakdowns for deeper insights. Transaction History:

Comprehensive log of buy/sell transactions with filters for date, stock, and account. Display dividends, bonuses, and corporate actions in a dedicated section. Reports & Exports:

Option to export portfolio summaries and transaction history as PDF/Excel. Generate detailed reports with gain/loss analysis and tax reports. User Settings & Integrations:

Securely add/remove demat accounts using broker APIs. Set custom alerts for price movements, portfolio milestones, or dividend payouts. Dark/light mode toggle for better readability and accessibility. Design Guidelines:

Focus on a clean, data-driven UI with easy navigation and minimal clutter. Use responsive design (grid-based layouts) for desktop and tablet compatibility. Color-code gains/losses (e.g., green for gains, red for losses) for quick visual cues. Integrate interactive charts (hover tooltips, zoom options) for deeper user engagement. Follow modern UI/UX best practices like Material Design or Tailwind CSS conventions.

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406d ago

I'll create a production-ready web app with all the required steps, including login/logout functionality, for a modern, responsive interface that aggregates multiple demat accounts. We'll use Next.js with the App Router, Tailwind CSS for styling, and implement best practices for performance, security, and user experience 12.

Let's start by setting up the project and implementing the core features:

Project Setup

First, create a new Next.js project:

npx create-next-app@latest demat-portfolio-aggregator
cd demat-portfolio-aggregator

Choose the following options:

Use TypeScript: Yes
Use ESLint: Yes
Use Tailwind CSS: Yes
Use src/ directory: Yes
Use App Router: Yes
Customize import alias: No

File Structure

Set up the following file structure:

demat-portfolio-aggregator/
├── src/
│   ├── app/
│   │   ├── api/
│   │   │   ├── auth/
│   │   │   │   └── [...nextauth]/
│   │   │   │       └── route.ts
│   │   │   ├── accounts/
│   │   │   │   └── route.ts
│   │   │   └── portfolio/
│   │   │       └── route.ts
│   │   ├── dashboard/
│   │   │   ├── page.tsx
│   │   │   ├── layout.tsx
│   │   │   └── loading.tsx
│   │   ├── accounts/
│   │   │   └── page.tsx
│   │   ├── analytics/
│   │   │   └── page.tsx
│   │   ├── transactions/
│   │   │   └── page.tsx
│   │   ├── reports/
│   │   │   └── page.tsx
│   │   ├── settings/
│   │   │   └── page.tsx
│   │   ├── login/
│   │   │   └── page.tsx
│   │   ├── layout.tsx
│   │   └── page.tsx
│   ├── components/
│   │   ├── ui/
│   │   │   ├── Button.tsx
│   │   │   ├── Input.tsx
│   │   │   └── ...
│   │   ├── Dashboard/
│   │   │   ├── PortfolioSummary.tsx
│   │   │   ├── PerformanceChart.tsx
│   │   │   └── AccountList.tsx
│   │   ├── Accounts/
│   │   │   ├── HoldingsTable.tsx
│   │   │   └── AccountDetails.tsx
│   │   ├── Analytics/
│   │   │   ├── AssetAllocation.tsx
│   │   │   └── PerformanceTrends.tsx
│   │   ├── Transactions/
│   │   │   └── TransactionHistory.tsx
│   │   ├── Reports/
│   │   │   └── ReportGenerator.tsx
│   │   ├── Layout/
│   │   │   ├── Sidebar.tsx
│   │   │   ├── Header.tsx
│   │   │   └── Footer.tsx
│   │   └── Auth/
│   │       └── LoginForm.tsx
│   ├── lib/
│   │   ├── auth.ts
│   │   ├── api.ts
│   │   └── utils.ts
│   ├── styles/
│   │   └── globals.css
│   └── types/
│       └── index.ts
├── public/
├── tailwind.config.js
├── next.config.js
└── package.json

Authentication Setup

We'll use NextAuth.js for authentication. Install it:

npm install next-auth

Create the NextAuth API route in src/app/api/auth/[...nextauth]/route.ts:

import NextAuth from "next-auth";
import CredentialsProvider from "next-auth/providers/credentials";

const handler = NextAuth({
  providers: [
    CredentialsProvider({
      name: "Credentials",
      credentials: {
        username: { label: "Username", type: "text" },
        password: { label: "Password", type: "password" }
      },
      async authorize(credentials) {
        // Add your authentication logic here
        // For demo purposes, we'll use a mock user
        if (credentials?.username === "demo" && credentials?.password === "password") {
          return { id: "1", name: "Demo User", email: "demo@example.com" };
        }
        return null;
      }
    })
  ],
  pages: {
    signIn: "/login",
  },
  callbacks: {
    async jwt({ token, user }) {
      if (user) {
        token.id = user.id;
      }
      return token;
    },
    async session({ session, token }) {
      if (session.user) {
        session.user.id = token.id as string;
      }
      return session;
    },
  },
});

export { handler as GET, handler as POST };

Create the login page in src/app/login/page.tsx:

"use client";

import { useState } from "react";
import { signIn } from "next-auth/react";
import { useRouter } from "next/navigation";

export default function Login() {
  const [username, setUsername] = useState("");
  const [password, setPassword] = useState("");
  const router = useRouter();

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault();
    const result = await signIn("credentials", {
      username,
      password,
      redirect: false,
    });

    if (result?.ok) {
      router.push("/dashboard");
    } else {
      // Handle error
      console.error("Login failed");
    }
  };

  return (
    <div className="min-h-screen flex items-center justify-center bg-gray-50 py-12 px-4 sm:px-6 lg:px-8">
      <div className="max-w-md w-full space-y-8">
        <div>
          <h2 className="mt-6 text-center text-3xl font-extrabold text-gray-900">
            Sign in to your account
          </h2>
        </div>
        <form className="mt-8 space-y-6" onSubmit={handleSubmit}>
          <input type="hidden" name="remember" value="true" />
          <div className="rounded-md shadow-sm -space-y-px">
            <div>
              <label htmlFor="username" className="sr-only">
                Username
              </label>
              <input
                id="username"
                name="username"
                type="text"
                required
                className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 rounded-t-md focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
                placeholder="Username"
                value={username}
                onChange={(e) => setUsername(e.target.value)}
              />
            </div>
            <div>
              <label htmlFor="password" className="sr-only">
                Password
              </label>
              <input
                id="password"
                name="password"
                type="password"
                required
                className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 rounded-b-md focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
                placeholder="Password"
                value={password}
                onChange={(e) => setPassword(e.target.value)}
              />
            </div>
          </div>

          <div>
            <button
              type="submit"
              className="group relative w-full flex justify-center py-2 px-4 border border-transparent text-sm font-medium rounded-md text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
            >
              Sign in
            </button>
          </div>
        </form>
      </div>
    </div>
  );
}

Layout and Navigation

Create the main layout in src/app/layout.tsx:

import { Inter } from 'next/font/google'
import './globals.css'
import { Sidebar } from '@/components/Layout/Sidebar'
import { Header } from '@/components/Layout/Header'

const inter = Inter({ subsets: ['latin'] })

export const metadata = {
  title: 'Demat Portfolio Aggregator',
  description: 'Aggregate and analyze your demat accounts',
}

export default function RootLayout({
  children,
}: {
  children: React.ReactNode
}) {
  return (
    <html lang="en">
      <body className={inter.className}>
        <div className="flex h-screen bg-gray-100">
          <Sidebar />
          <div className="flex-1 flex flex-col overflow-hidden">
            <Header />
            <main className="flex-1 overflow-x-hidden overflow-y-auto bg-gray-200">
              {children}
            </main>
          </div>
        </div>
      </body>
    </html>
  )
}

Create the Sidebar component in src/components/Layout/Sidebar.tsx:

"use client";

import Link from 'next/link';
import { usePathname } from 'next/navigation';
import { HomeIcon, ChartBarIcon, CreditCardIcon, DocumentReportIcon, CogIcon } from '@heroicons/react/outline';

const navigation = [
  { name: 'Dashboard', href: '/dashboard', icon: HomeIcon },
  { name: 'Accounts', href: '/accounts', icon: CreditCardIcon },
  { name: 'Analytics', href: '/analytics', icon: ChartBarIcon },
  { name: 'Transactions', href: '/transactions', icon: DocumentReportIcon },
  { name: 'Settings', href: '/settings', icon: CogIcon },
];

export function Sidebar() {
  const pathname = usePathname();

  return (
    <div className="hidden lg:flex lg:flex-shrink-0">
      <div className="flex flex-col w-64">
        <div className="flex flex-col h-0 flex-1 bg-gray-800">
          <div className="flex-1 flex flex-col pt-5 pb-4 overflow-y-auto">
            <div className="flex items-center flex-shrink-0 px-4">
              <img className="h-8 w-auto" src="/logo.svg" alt="Your Company" />
            </div>
            <nav className="mt-5 flex-1 px-2 space-y-1">
              {navigation.map((item) => (
                <Link
                  key={item.name}
                  href={item.href}
                  className={`${
                    pathname === item.href
                      ? 'bg-gray-900 text-white'
                      : 'text-gray-300 hover:bg-gray-700 hover:text-white'
                  } group flex items-center px-2 py-2 text-sm font-medium rounded-md`}
                >
                  <item.icon className="mr-3 flex-shrink-0 h-6 w-6" aria-hidden="true" />
                  {item.name}
                </Link>
              ))}
            </nav>
          </div>
        </div>
      </div>
    </div>
  );
}

Create the Header component in src/components/Layout/Header.tsx:

"use client";

import { useState } from 'react';
import { signOut, useSession } from 'next-auth/react';
import { MenuIcon, BellIcon } from '@heroicons/react/outline';

export function Header() {
  const [isProfileMenuOpen, setIsProfileMenuOpen] = useState(false);
  const { data: session } = useSession();

  return (
    <header className="bg-white shadow">
      <div className="max-w-7xl mx-auto px-2 sm:px-4 lg:px-8">
        <div className="flex justify-between h-16">
          <div className="flex px-2 lg:px-0">
            <div className="flex-shrink-0 flex items-center">
              <img className="h-8 w-auto" src="/logo.svg" alt="Your Company" />
            </div>
          </div>
          <div className="flex items-center lg:hidden">
            <button
              type="button"
              className="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-gray-500 hover:bg-gray-100 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-indigo-500"
              aria-controls="mobile-menu"
              aria-expanded="false"
            >
              <span className="sr-only">Open main menu</span>
              <MenuIcon className="block h-6 w-6" aria-hidden="true" />
            </button>
          </div>
          <div className="hidden lg:ml-4 lg:flex lg:items-center">
            <button
              type="button"
              className="flex-shrink-0 bg-white p-1 text-gray-400 rounded-full hover:text-gray-500 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
            >
              <span className="sr-only">View notifications</span>
              <BellIcon className="h-6 w-6" aria-hidden="true" />
            </button>

            <div className="ml-4 relative flex-shrink-0">
              <div>
                <button
                  type="button"
                  className="bg-white rounded-full flex text-sm focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
                  id="user-menu"
                  aria-expanded="false"
                  aria-haspopup="true"
                  onClick={() => setIsProfileMenuOpen(!isProfileMenuOpen)}
                >
                  <span className="sr-only">Open user menu</span>
                  <img
                    className="h-8 w-8 rounded-full"
                    src="https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=facearea&facepad=2&w=256&h=256&q=80"
                    alt=""
                  />
                </button>
              </div>
              {isProfileMenuOpen && (
                <div
                  className="origin-top-right absolute right-0 mt-2 w-48 rounded-md shadow-lg py-1 bg-white ring-1 ring-black ring-opacity-5 focus:outline-none"
                  role="menu"
                  aria-orientation="vertical"
                  aria-labelledby="user-menu"
                >
                  <a
                    href="#"
                    className="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
                    role="menuitem"
                  >
                    Your Profile
                  </a>
                  <a
                    href="#"
                    className="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
                    role="menuitem"
                  >
                    Settings
                  </a>
                  <button
                    onClick={() => signOut()}
                    className="block w-full text-left px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
                    role="menuitem"
                  >
                    Sign out
                  </button>
                </div>
              )}
            </div>
          </div>
        </div>
      </div>
    </header>
  );
}

Dashboard Page

Create the dashboard page in src/app/dashboard/page.tsx:

import { PortfolioSummary } from '@/components/Dashboard/PortfolioSummary';
import { PerformanceChart } from '@/components/Dashboard/PerformanceChart';
import { AccountList } from '@/components/Dashboard/AccountList';

export default function Dashboard() {
  return (
    <div className="py-6">
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <h1 className="text-2xl font-semibold text-gray-900">Dashboard</h1>
      </div>
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="mt-6 grid grid-cols-1 gap-5 sm:grid-cols-2 lg:grid-cols-3">
          <PortfolioSummary />
          <PerformanceChart />
          <AccountList />
        </div>
      </div>
    </div>
  );
}

Create the PortfolioSummary component in src/components/Dashboard/PortfolioSummary.tsx:

export function PortfolioSummary() {
  return (
    <div className="bg-white overflow-hidden shadow rounded-lg">
      <div className="p-5">
        <div className="flex items-center">
          <div className="flex-shrink-0">
            <svg className="h-6 w-6 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor">
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
            </svg>
          </div>
          <div className="ml-5 w-0 flex-1">
            <dl>
              <dt className="text-sm font-medium text-gray-500 truncate">Total Portfolio Value</dt>
              <dd className="flex items-baseline">
                <div className="text-2xl font-semibold text-gray-900">$12,345,678</div>
                <div className="ml-2 flex items-baseline text-sm font-semibold text-green-600">
                  <svg className="self-center flex-shrink-0 h-5 w-5 text-green-500" fill="currentColor" viewBox="0 0 20 20" aria-hidden="true">
                    <path fillRule="evenodd" d="M5.293 9.707a1 1 0 010-1.414l4-4a1 1 0 011.414 0l4 4a1 1 0 01-1.414 1.414L11 7.414V15a1 1 0 11-2 0V7.414L6.707 9.707a1 1 0 01-1.414 0z" clipRule="evenodd" />
                  </svg>
                  <span className="sr-only">Increased by</span>
                  3.2%
                </div>
              </dd>
            </dl>
          </div>
        </div>
      </div>
    </div>
  );
}

Create the PerformanceChart component in src/components/Dashboard/PerformanceChart.tsx:

"use client";

import { LineChart, Line, XAxis, YAxis, CartesianGrid, Tooltip, ResponsiveContainer } from 'recharts';

const data = [
  { name: 'Jan', value: 4000 },
  { name: 'Feb', value: 3000 },
  { name: 'Mar', value: 5000 },
  { name: 'Apr', value: 2780 },
  { name: 'May', value: 1890 },
  { name: 'Jun', value: 2390 },
  { name: 'Jul', value: 3490 },
];

export function PerformanceChart() {
  return (
    <div className="bg-white overflow-hidden shadow rounded-lg">
      <div className="p-5">
        <h3 className="text-lg leading-6 font-medium text-gray-900">Performance</h3>
        <div className="mt-2 h-64">
          <ResponsiveContainer width="100%" height="100%">
            <LineChart data={data}>
              <CartesianGrid strokeDasharray="3 3" />
              <XAxis dataKey="name" />
              <YAxis />
              <Tooltip />
              <Line type="monotone" dataKey="value" stroke="#8884d8" />
            </LineChart>
          </ResponsiveContainer>
        </div>
      </div>
    </div>
  );
}

Create the AccountList component in src/components/Dashboard/AccountList.tsx:

export function AccountList() {
  const accounts = [
    { id: 1, name: 'Account 1', value: 5000000 },
    { id: 2, name: 'Account 2', value: 3000000 },
    { id: 3, name: 'Account 3', value: 2000000 },
  ];

  return (
    <div className="bg-white overflow-hidden shadow rounded-lg">
      <div className="p-5">
        <h3 className="text-lg leading-6 font-medium text-gray-900">Accounts</h3>
        <div className="mt-2 max-h-60 overflow-y-auto">
          <ul className="divide-y divide-gray-200">
            {accounts.map((account) => (
              <li key={account.id} className="py-4">
                <div className="flex items-center space-x-4">
                  <div className="flex-1 min-w-0">
                    <p className="text-sm font-medium text-gray-900 truncate">{account.name}</p>
                  </div>
                  <div className="text-sm text-gray-500">
                    ${account.value.toLocaleString()}
                  </div>
                </div>
              </li>
            ))}
          </ul>
        </div>
      </div>
    </div>
  );
}

API Routes

Create API routes for fetching account and portfolio data. In src/app/api/accounts/route.ts:

import { NextResponse } from 'next/server';

export async function GET() {
  // In a real application, you would fetch this data from your database
  const accounts = [
    { id: 1, name: 'Account 1', value: 5000000 },
    { id: 2, name: 'Account 2', value: 3000000 },
    { id: 3, name: 'Account 3', value: 2000000 },
  ];

  return NextResponse.json(accounts);
}

In src/app/api/portfolio/route.ts:

import { NextResponse } from 'next/server';

export async function GET() {
  // In a real application, you would fetch this data from your database
  const portfolio = {
    totalValue: 12345678,
    dailyChange: 3.2,
    holdings: [
      { id: 1, name: 'AAPL', quantity: 100, averagePrice: 150, currentPrice: 170 },
      { id: 2, name: 'GOOGL', quantity: 50, averagePrice: 2000, currentPrice: 2100 },
      { id: 3, name: 'MSFT', quantity: 75, averagePrice: 200, currentPrice: 220 },
    ],
  };

  return NextResponse.json(portfolio);
}

Error Handling and Loading States

Create a loading state for the dashboard in src/app/dashboard/loading.tsx:

export default function Loading() {
  return (
    <div className="py-6">
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="animate-pulse bg-gray-300 h-8 w-48 mb-4"></div>
      </div>
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="mt-6 grid grid-cols-1 gap-5 sm:grid-cols-2 lg:grid-cols-3">
          {[...Array(3)].map((_, i) => (
            <div key={i} className="bg-white overflow-hidden shadow rounded-lg">
              <div className="p-5">
                <div className="animate-pulse bg-gray-300 h-6 w-3/4 mb-4"></div>
                <div className="animate-pulse bg-gray-300 h-4 w-1/2"></div>
              </div>
            </div>
          ))}
        </div>
      </div>
    </div>
  );
}

Implement Logout Functionality

Update the Header component to include a logout button:

import { signOut } from 'next-auth/react';

// ... (previous code)

<button
  onClick={() => signOut()}
  className="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
  role="menuitem"
>
  Sign out
</button>

// ... (rest of the component)

Responsive Design

The layout and components we've created are already responsive thanks to Tailwind CSS. However, you can further improve the mobile experience by adding a mobile menu toggle in the Header component:

"use client";

import { useState } from 'react';
import { signOut, useSession } from 'next-auth/react';
import { MenuIcon, BellIcon, XIcon } from '@heroicons/react/outline';
import Link from 'next/link';

export function Header() {
  const [isProfileMenuOpen, setIsProfileMenuOpen] = useState(false);
  const [isMobileMenuOpen, setIsMobileMenuOpen] = useState(false);
  const { data: session } = useSession();

  const navigation = [
    { name: 'Dashboard', href: '/dashboard' },
    { name: 'Accounts', href: '/accounts' },
    { name: 'Analytics', href: '/analytics' },
    { name: 'Transactions', href: '/transactions' },
    { name: 'Settings', href: '/settings' },
  ];

  return (
    <header className="bg-white shadow">
      <div className="max-w-7xl mx-auto px-2 sm:px-4 lg:px-8">
        <div className="flex justify-between h-16">
          {/* ... (previous code) ... */}
          
          <div className="flex items-center lg:hidden">
            <button
              type="button"
              className="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-gray-500 hover:bg-gray-100 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-indigo-500"
              onClick={() => setIsMobileMenuOpen(!isMobileMenuOpen)}
            >
              <span className="sr-only">Open main menu</span>
              {isMobileMenuOpen ? (
                <XIcon className="block h-6 w-6" aria-hidden="true" />
              ) : (
                <MenuIcon className="block h-6 w-6" aria-hidden="true" />
              )}
            </button>
          </div>
          
          {/* ... (rest of the component) ... */}
        </div>
      </div>

      {isMobileMenuOpen && (
        <div className="lg:hidden">
          <div className="pt-2 pb-3 space-y-1">
            {navigation.map((item) => (
              <Link
                key={item.name}
                href={item.href}
                className="block px-3 py-2 rounded-md text-base font-medium text-gray-700 hover:text-gray-900 hover:bg-gray-50"
              >
                {item.name}
              </Link>
            ))}
          </div>
          <div className="pt-4 pb-3 border-t border-gray-200">
            <div className="flex items-center px-4">
              <div className="flex-shrink-0">
                <img
                  className="h-10 w-10 rounded-full"
                  src="https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=facearea&facepad=2&w=256&h=256&q=80"
                  alt=""
                />
              </div>
              <div className="ml-3">
                <div className="text-base font-medium text-gray-800">{session?.user?.name}</div>
                <div className="text-sm font-medium text-gray-500">{session?.user?.email}</div>
              </div>
            </div>
            <div className="mt-3 space-y-1">
              <button
                onClick={() => signOut()}
                className="block px-4 py-2 text-base font-medium text-gray-500 hover:text-gray-800 hover:bg-gray-100"
              >
                Sign out
              </button>
            </div>
          </div>
        </div>
      )}
    </header>
  );
}

This implementation provides a solid foundation for a production-ready demat portfolio aggregator web app. It includes login/logout functionality, responsive design, and a basic structure for displaying portfolio information 12.

To complete the application, you would need to:

Implement the remaining pages (Accounts, Analytics, Transactions, Reports, Settings).
Set up a backend API to fetch real data from demat accounts.
Implement proper error handling and data validation.
Add more interactive charts and visualizations for portfolio analytics.
Implement export functionality for reports.
Set up proper authentication and authorization mechanisms.
Optimize performance using techniques like caching and lazy loading.

Remember to follow security best practices, such as using HTTPS, implementing proper authentication and authorization, and sanitizing user inputs to prevent XSS attacks 2.

Sources

nextjs.org

App Router: Building Your Application | Next.js

vercel.com

Add Auth to a Next.js Site with Magic.link

406d ago

how to watch preview of the project

406d ago

To watch a preview of your Next.js project, you can follow these steps:

Start the development server:

First, make sure you're in your project directory, then run the following command in your terminal:

npm run dev

This command starts the Next.js development server 1.

Open the preview in your browser:

Once the development server is running, you should see output similar to this:

ready - started server on 0.0.0.0:3000, url: http://localhost:3000

You can now open your web browser and navigate to http://localhost:3000 to see a live preview of your project 1.

Live reloading:

The development server supports hot reloading, which means as you make changes to your code, the preview will automatically update in real-time without you having to manually refresh the page 1.

Viewing on different devices:

If you want to view the preview on other devices on your local network (like a smartphone or tablet), you can use your computer's local IP address instead of localhost. To find your local IP address:

On Windows: Open Command Prompt and type ipconfig
On macOS or Linux: Open Terminal and type ifconfig or ip addr show

Then, on your other device, navigate to http://[YOUR_LOCAL_IP]:3000

Production preview:

If you want to preview the production build of your app, you can use the following commands:

npm run build
npm run start

This will create an optimized production build and start the production server 1.

Vercel preview deployments:

If you're using Vercel for deployment, every push to your GitHub repository (if connected) will automatically create a preview deployment. You can access these previews from your Vercel dashboard or directly from GitHub pull requests 2.

Remember, while the development server is great for local development and testing, it's not suitable for production use. For production, you should always use a production build 1.

Also, keep in mind that some features, especially those related to server-side rendering or API routes, might behave differently in development and production environments. It's always a good idea to test your app in a production-like environment before final deployment 12.

Sources

nextjs.org

App Router: Building Your Application | Next.js

vercel.com

Add Auth to a Next.js Site with Magic.link

406d ago

Let's start by setting up the project and implementing the core features:

Project Setup

First, create a new Next.js project:

npx create-next-app@latest demat-portfolio-aggregator
cd demat-portfolio-aggregator

Choose the following options:

Use TypeScript: Yes
Use ESLint: Yes
Use Tailwind CSS: Yes
Use src/ directory: Yes
Use App Router: Yes
Customize import alias: No

File Structure

Set up the following file structure:

demat-portfolio-aggregator/
├── src/
│   ├── app/
│   │   ├── api/
│   │   │   ├── auth/
│   │   │   │   └── [...nextauth]/
│   │   │   │       └── route.ts
│   │   │   ├── accounts/
│   │   │   │   └── route.ts
│   │   │   └── portfolio/
│   │   │       └── route.ts
│   │   ├── dashboard/
│   │   │   ├── page.tsx
│   │   │   ├── layout.tsx
│   │   │   └── loading.tsx
│   │   ├── accounts/
│   │   │   └── page.tsx
│   │   ├── analytics/
│   │   │   └── page.tsx
│   │   ├── transactions/
│   │   │   └── page.tsx
│   │   ├── reports/
│   │   │   └── page.tsx
│   │   ├── settings/
│   │   │   └── page.tsx
│   │   ├── login/
│   │   │   └── page.tsx
│   │   ├── layout.tsx
│   │   └── page.tsx
│   ├── components/
│   │   ├── ui/
│   │   │   ├── Button.tsx
│   │   │   ├── Input.tsx
│   │   │   └── ...
│   │   ├── Dashboard/
│   │   │   ├── PortfolioSummary.tsx
│   │   │   ├── PerformanceChart.tsx
│   │   │   └── AccountList.tsx
│   │   ├── Accounts/
│   │   │   ├── HoldingsTable.tsx
│   │   │   └── AccountDetails.tsx
│   │   ├── Analytics/
│   │   │   ├── AssetAllocation.tsx
│   │   │   └── PerformanceTrends.tsx
│   │   ├── Transactions/
│   │   │   └── TransactionHistory.tsx
│   │   ├── Reports/
│   │   │   └── ReportGenerator.tsx
│   │   ├── Layout/
│   │   │   ├── Sidebar.tsx
│   │   │   ├── Header.tsx
│   │   │   └── Footer.tsx
│   │   └── Auth/
│   │       └── LoginForm.tsx
│   ├── lib/
│   │   ├── auth.ts
│   │   ├── api.ts
│   │   └── utils.ts
│   ├── styles/
│   │   └── globals.css
│   └── types/
│       └── index.ts
├── public/
├── tailwind.config.js
├── next.config.js
└── package.json

Authentication Setup

We'll use NextAuth.js for authentication. Install it:

npm install next-auth

Create the NextAuth API route in src/app/api/auth/[...nextauth]/route.ts:

import NextAuth from "next-auth";
import CredentialsProvider from "next-auth/providers/credentials";

const handler = NextAuth({
  providers: [
    CredentialsProvider({
      name: "Credentials",
      credentials: {
        username: { label: "Username", type: "text" },
        password: { label: "Password", type: "password" }
      },
      async authorize(credentials) {
        // Add your authentication logic here
        // For demo purposes, we'll use a mock user
        if (credentials?.username === "demo" && credentials?.password === "password") {
          return { id: "1", name: "Demo User", email: "demo@example.com" };
        }
        return null;
      }
    })
  ],
  pages: {
    signIn: "/login",
  },
  callbacks: {
    async jwt({ token, user }) {
      if (user) {
        token.id = user.id;
      }
      return token;
    },
    async session({ session, token }) {
      if (session.user) {
        session.user.id = token.id as string;
      }
      return session;
    },
  },
});

export { handler as GET, handler as POST };

Create the login page in src/app/login/page.tsx:

"use client";

import { useState } from "react";
import { signIn } from "next-auth/react";
import { useRouter } from "next/navigation";

export default function Login() {
  const [username, setUsername] = useState("");
  const [password, setPassword] = useState("");
  const router = useRouter();

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault();
    const result = await signIn("credentials", {
      username,
      password,
      redirect: false,
    });

    if (result?.ok) {
      router.push("/dashboard");
    } else {
      // Handle error
      console.error("Login failed");
    }
  };

  return (
    <div className="min-h-screen flex items-center justify-center bg-gray-50 py-12 px-4 sm:px-6 lg:px-8">
      <div className="max-w-md w-full space-y-8">
        <div>
          <h2 className="mt-6 text-center text-3xl font-extrabold text-gray-900">
            Sign in to your account
          </h2>
        </div>
        <form className="mt-8 space-y-6" onSubmit={handleSubmit}>
          <input type="hidden" name="remember" value="true" />
          <div className="rounded-md shadow-sm -space-y-px">
            <div>
              <label htmlFor="username" className="sr-only">
                Username
              </label>
              <input
                id="username"
                name="username"
                type="text"
                required
                className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 rounded-t-md focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
                placeholder="Username"
                value={username}
                onChange={(e) => setUsername(e.target.value)}
              />
            </div>
            <div>
              <label htmlFor="password" className="sr-only">
                Password
              </label>
              <input
                id="password"
                name="password"
                type="password"
                required
                className="appearance-none rounded-none relative block w-full px-3 py-2 border border-gray-300 placeholder-gray-500 text-gray-900 rounded-b-md focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 focus:z-10 sm:text-sm"
                placeholder="Password"
                value={password}
                onChange={(e) => setPassword(e.target.value)}
              />
            </div>
          </div>

          <div>
            <button
              type="submit"
              className="group relative w-full flex justify-center py-2 px-4 border border-transparent text-sm font-medium rounded-md text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
            >
              Sign in
            </button>
          </div>
        </form>
      </div>
    </div>
  );
}

Layout and Navigation

Create the main layout in src/app/layout.tsx:

import { Inter } from 'next/font/google'
import './globals.css'
import { Sidebar } from '@/components/Layout/Sidebar'
import { Header } from '@/components/Layout/Header'

const inter = Inter({ subsets: ['latin'] })

export const metadata = {
  title: 'Demat Portfolio Aggregator',
  description: 'Aggregate and analyze your demat accounts',
}

export default function RootLayout({
  children,
}: {
  children: React.ReactNode
}) {
  return (
    <html lang="en">
      <body className={inter.className}>
        <div className="flex h-screen bg-gray-100">
          <Sidebar />
          <div className="flex-1 flex flex-col overflow-hidden">
            <Header />
            <main className="flex-1 overflow-x-hidden overflow-y-auto bg-gray-200">
              {children}
            </main>
          </div>
        </div>
      </body>
    </html>
  )
}

Create the Sidebar component in src/components/Layout/Sidebar.tsx:

"use client";

import Link from 'next/link';
import { usePathname } from 'next/navigation';
import { HomeIcon, ChartBarIcon, CreditCardIcon, DocumentReportIcon, CogIcon } from '@heroicons/react/outline';

const navigation = [
  { name: 'Dashboard', href: '/dashboard', icon: HomeIcon },
  { name: 'Accounts', href: '/accounts', icon: CreditCardIcon },
  { name: 'Analytics', href: '/analytics', icon: ChartBarIcon },
  { name: 'Transactions', href: '/transactions', icon: DocumentReportIcon },
  { name: 'Settings', href: '/settings', icon: CogIcon },
];

export function Sidebar() {
  const pathname = usePathname();

  return (
    <div className="hidden lg:flex lg:flex-shrink-0">
      <div className="flex flex-col w-64">
        <div className="flex flex-col h-0 flex-1 bg-gray-800">
          <div className="flex-1 flex flex-col pt-5 pb-4 overflow-y-auto">
            <div className="flex items-center flex-shrink-0 px-4">
              <img className="h-8 w-auto" src="/logo.svg" alt="Your Company" />
            </div>
            <nav className="mt-5 flex-1 px-2 space-y-1">
              {navigation.map((item) => (
                <Link
                  key={item.name}
                  href={item.href}
                  className={`${
                    pathname === item.href
                      ? 'bg-gray-900 text-white'
                      : 'text-gray-300 hover:bg-gray-700 hover:text-white'
                  } group flex items-center px-2 py-2 text-sm font-medium rounded-md`}
                >
                  <item.icon className="mr-3 flex-shrink-0 h-6 w-6" aria-hidden="true" />
                  {item.name}
                </Link>
              ))}
            </nav>
          </div>
        </div>
      </div>
    </div>
  );
}

Create the Header component in src/components/Layout/Header.tsx:

"use client";

import { useState } from 'react';
import { signOut, useSession } from 'next-auth/react';
import { MenuIcon, BellIcon } from '@heroicons/react/outline';

export function Header() {
  const [isProfileMenuOpen, setIsProfileMenuOpen] = useState(false);
  const { data: session } = useSession();

  return (
    <header className="bg-white shadow">
      <div className="max-w-7xl mx-auto px-2 sm:px-4 lg:px-8">
        <div className="flex justify-between h-16">
          <div className="flex px-2 lg:px-0">
            <div className="flex-shrink-0 flex items-center">
              <img className="h-8 w-auto" src="/logo.svg" alt="Your Company" />
            </div>
          </div>
          <div className="flex items-center lg:hidden">
            <button
              type="button"
              className="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-gray-500 hover:bg-gray-100 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-indigo-500"
              aria-controls="mobile-menu"
              aria-expanded="false"
            >
              <span className="sr-only">Open main menu</span>
              <MenuIcon className="block h-6 w-6" aria-hidden="true" />
            </button>
          </div>
          <div className="hidden lg:ml-4 lg:flex lg:items-center">
            <button
              type="button"
              className="flex-shrink-0 bg-white p-1 text-gray-400 rounded-full hover:text-gray-500 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
            >
              <span className="sr-only">View notifications</span>
              <BellIcon className="h-6 w-6" aria-hidden="true" />
            </button>

            <div className="ml-4 relative flex-shrink-0">
              <div>
                <button
                  type="button"
                  className="bg-white rounded-full flex text-sm focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
                  id="user-menu"
                  aria-expanded="false"
                  aria-haspopup="true"
                  onClick={() => setIsProfileMenuOpen(!isProfileMenuOpen)}
                >
                  <span className="sr-only">Open user menu</span>
                  <img
                    className="h-8 w-8 rounded-full"
                    src="https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=facearea&facepad=2&w=256&h=256&q=80"
                    alt=""
                  />
                </button>
              </div>
              {isProfileMenuOpen && (
                <div
                  className="origin-top-right absolute right-0 mt-2 w-48 rounded-md shadow-lg py-1 bg-white ring-1 ring-black ring-opacity-5 focus:outline-none"
                  role="menu"
                  aria-orientation="vertical"
                  aria-labelledby="user-menu"
                >
                  <a
                    href="#"
                    className="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
                    role="menuitem"
                  >
                    Your Profile
                  </a>
                  <a
                    href="#"
                    className="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
                    role="menuitem"
                  >
                    Settings
                  </a>
                  <button
                    onClick={() => signOut()}
                    className="block w-full text-left px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
                    role="menuitem"
                  >
                    Sign out
                  </button>
                </div>
              )}
            </div>
          </div>
        </div>
      </div>
    </header>
  );
}

Dashboard Page

Create the dashboard page in src/app/dashboard/page.tsx:

import { PortfolioSummary } from '@/components/Dashboard/PortfolioSummary';
import { PerformanceChart } from '@/components/Dashboard/PerformanceChart';
import { AccountList } from '@/components/Dashboard/AccountList';

export default function Dashboard() {
  return (
    <div className="py-6">
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <h1 className="text-2xl font-semibold text-gray-900">Dashboard</h1>
      </div>
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="mt-6 grid grid-cols-1 gap-5 sm:grid-cols-2 lg:grid-cols-3">
          <PortfolioSummary />
          <PerformanceChart />
          <AccountList />
        </div>
      </div>
    </div>
  );
}

Create the PortfolioSummary component in src/components/Dashboard/PortfolioSummary.tsx:

export function PortfolioSummary() {
  return (
    <div className="bg-white overflow-hidden shadow rounded-lg">
      <div className="p-5">
        <div className="flex items-center">
          <div className="flex-shrink-0">
            <svg className="h-6 w-6 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor">
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
            </svg>
          </div>
          <div className="ml-5 w-0 flex-1">
            <dl>
              <dt className="text-sm font-medium text-gray-500 truncate">Total Portfolio Value</dt>
              <dd className="flex items-baseline">
                <div className="text-2xl font-semibold text-gray-900">$12,345,678</div>
                <div className="ml-2 flex items-baseline text-sm font-semibold text-green-600">
                  <svg className="self-center flex-shrink-0 h-5 w-5 text-green-500" fill="currentColor" viewBox="0 0 20 20" aria-hidden="true">
                    <path fillRule="evenodd" d="M5.293 9.707a1 1 0 010-1.414l4-4a1 1 0 011.414 0l4 4a1 1 0 01-1.414 1.414L11 7.414V15a1 1 0 11-2 0V7.414L6.707 9.707a1 1 0 01-1.414 0z" clipRule="evenodd" />
                  </svg>
                  <span className="sr-only">Increased by</span>
                  3.2%
                </div>
              </dd>
            </dl>
          </div>
        </div>
      </div>
    </div>
  );
}

Create the PerformanceChart component in src/components/Dashboard/PerformanceChart.tsx:

"use client";

import { LineChart, Line, XAxis, YAxis, CartesianGrid, Tooltip, ResponsiveContainer } from 'recharts';

const data = [
  { name: 'Jan', value: 4000 },
  { name: 'Feb', value: 3000 },
  { name: 'Mar', value: 5000 },
  { name: 'Apr', value: 2780 },
  { name: 'May', value: 1890 },
  { name: 'Jun', value: 2390 },
  { name: 'Jul', value: 3490 },
];

export function PerformanceChart() {
  return (
    <div className="bg-white overflow-hidden shadow rounded-lg">
      <div className="p-5">
        <h3 className="text-lg leading-6 font-medium text-gray-900">Performance</h3>
        <div className="mt-2 h-64">
          <ResponsiveContainer width="100%" height="100%">
            <LineChart data={data}>
              <CartesianGrid strokeDasharray="3 3" />
              <XAxis dataKey="name" />
              <YAxis />
              <Tooltip />
              <Line type="monotone" dataKey="value" stroke="#8884d8" />
            </LineChart>
          </ResponsiveContainer>
        </div>
      </div>
    </div>
  );
}

Create the AccountList component in src/components/Dashboard/AccountList.tsx:

export function AccountList() {
  const accounts = [
    { id: 1, name: 'Account 1', value: 5000000 },
    { id: 2, name: 'Account 2', value: 3000000 },
    { id: 3, name: 'Account 3', value: 2000000 },
  ];

  return (
    <div className="bg-white overflow-hidden shadow rounded-lg">
      <div className="p-5">
        <h3 className="text-lg leading-6 font-medium text-gray-900">Accounts</h3>
        <div className="mt-2 max-h-60 overflow-y-auto">
          <ul className="divide-y divide-gray-200">
            {accounts.map((account) => (
              <li key={account.id} className="py-4">
                <div className="flex items-center space-x-4">
                  <div className="flex-1 min-w-0">
                    <p className="text-sm font-medium text-gray-900 truncate">{account.name}</p>
                  </div>
                  <div className="text-sm text-gray-500">
                    ${account.value.toLocaleString()}
                  </div>
                </div>
              </li>
            ))}
          </ul>
        </div>
      </div>
    </div>
  );
}

API Routes

Create API routes for fetching account and portfolio data. In src/app/api/accounts/route.ts:

import { NextResponse } from 'next/server';

export async function GET() {
  // In a real application, you would fetch this data from your database
  const accounts = [
    { id: 1, name: 'Account 1', value: 5000000 },
    { id: 2, name: 'Account 2', value: 3000000 },
    { id: 3, name: 'Account 3', value: 2000000 },
  ];

  return NextResponse.json(accounts);
}

In src/app/api/portfolio/route.ts:

import { NextResponse } from 'next/server';

export async function GET() {
  // In a real application, you would fetch this data from your database
  const portfolio = {
    totalValue: 12345678,
    dailyChange: 3.2,
    holdings: [
      { id: 1, name: 'AAPL', quantity: 100, averagePrice: 150, currentPrice: 170 },
      { id: 2, name: 'GOOGL', quantity: 50, averagePrice: 2000, currentPrice: 2100 },
      { id: 3, name: 'MSFT', quantity: 75, averagePrice: 200, currentPrice: 220 },
    ],
  };

  return NextResponse.json(portfolio);
}

Error Handling and Loading States

Create a loading state for the dashboard in src/app/dashboard/loading.tsx:

export default function Loading() {
  return (
    <div className="py-6">
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="animate-pulse bg-gray-300 h-8 w-48 mb-4"></div>
      </div>
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="mt-6 grid grid-cols-1 gap-5 sm:grid-cols-2 lg:grid-cols-3">
          {[...Array(3)].map((_, i) => (
            <div key={i} className="bg-white overflow-hidden shadow rounded-lg">
              <div className="p-5">
                <div className="animate-pulse bg-gray-300 h-6 w-3/4 mb-4"></div>
                <div className="animate-pulse bg-gray-300 h-4 w-1/2"></div>
              </div>
            </div>
          ))}
        </div>
      </div>
    </div>
  );
}

Implement Logout Functionality

Update the Header component to include a logout button:

import { signOut } from 'next-auth/react';

// ... (previous code)

<button
  onClick={() => signOut()}
  className="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100"
  role="menuitem"
>
  Sign out
</button>

// ... (rest of the component)

Responsive Design

The layout and components we've created are already responsive thanks to Tailwind CSS. However, you can further improve the mobile experience by adding a mobile menu toggle in the Header component:

"use client";

import { useState } from 'react';
import { signOut, useSession } from 'next-auth/react';
import { MenuIcon, BellIcon, XIcon } from '@heroicons/react/outline';
import Link from 'next/link';

export function Header() {
  const [isProfileMenuOpen, setIsProfileMenuOpen] = useState(false);
  const [isMobileMenuOpen, setIsMobileMenuOpen] = useState(false);
  const { data: session } = useSession();

  const navigation = [
    { name: 'Dashboard', href: '/dashboard' },
    { name: 'Accounts', href: '/accounts' },
    { name: 'Analytics', href: '/analytics' },
    { name: 'Transactions', href: '/transactions' },
    { name: 'Settings', href: '/settings' },
  ];

  return (
    <header className="bg-white shadow">
      <div className="max-w-7xl mx-auto px-2 sm:px-4 lg:px-8">
        <div className="flex justify-between h-16">
          {/* ... (previous code) ... */}
          
          <div className="flex items-center lg:hidden">
            <button
              type="button"
              className="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-gray-500 hover:bg-gray-100 focus:outline-none focus:ring-2 focus:ring-inset focus:ring-indigo-500"
              onClick={() => setIsMobileMenuOpen(!isMobileMenuOpen)}
            >
              <span className="sr-only">Open main menu</span>
              {isMobileMenuOpen ? (
                <XIcon className="block h-6 w-6" aria-hidden="true" />
              ) : (
                <MenuIcon className="block h-6 w-6" aria-hidden="true" />
              )}
            </button>
          </div>
          
          {/* ... (rest of the component) ... */}
        </div>
      </div>

      {isMobileMenuOpen && (
        <div className="lg:hidden">
          <div className="pt-2 pb-3 space-y-1">
            {navigation.map((item) => (
              <Link
                key={item.name}
                href={item.href}
                className="block px-3 py-2 rounded-md text-base font-medium text-gray-700 hover:text-gray-900 hover:bg-gray-50"
              >
                {item.name}
              </Link>
            ))}
          </div>
          <div className="pt-4 pb-3 border-t border-gray-200">
            <div className="flex items-center px-4">
              <div className="flex-shrink-0">
                <img
                  className="h-10 w-10 rounded-full"
                  src="https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=facearea&facepad=2&w=256&h=256&q=80"
                  alt=""
                />
              </div>
              <div className="ml-3">
                <div className="text-base font-medium text-gray-800">{session?.user?.name}</div>
                <div className="text-sm font-medium text-gray-500">{session?.user?.email}</div>
              </div>
            </div>
            <div className="mt-3 space-y-1">
              <button
                onClick={() => signOut()}
                className="block px-4 py-2 text-base font-medium text-gray-500 hover:text-gray-800 hover:bg-gray-100"
              >
                Sign out
              </button>
            </div>
          </div>
        </div>
      )}
    </header>
  );
}

To complete the application, you would need to:

Implement the remaining pages (Accounts, Analytics, Transactions, Reports, Settings).
Set up a backend API to fetch real data from demat accounts.
Implement proper error handling and data validation.
Add more interactive charts and visualizations for portfolio analytics.
Implement export functionality for reports.
Set up proper authentication and authorization mechanisms.
Optimize performance using techniques like caching and lazy loading.

Remember to follow security best practices, such as using HTTPS, implementing proper authentication and authorization, and sanitizing user inputs to prevent XSS attacks 2.