"use client";

import React, { useState, useEffect } from "react";
import { SunIcon, MoonIcon } from "@heroicons/react/solid";
import { PrivyProvider, usePrivy } from "@privy-io/react-auth";

// Helper functions to generate pseudo data
const generateRandomName = () => {
  const names = ["Alice", "Bob", "Charlie", "David", "Eva", "Frank", "Grace", "Hannah", "Ivan", "Judy"];
  return names[Math.floor(Math.random() * names.length)];
};

const generateRandomCoin = () => {
  const coins = ["Bitcoin", "Ethereum", "Litecoin", "Ripple", "Cardano", "Polkadot", "Solana", "Chainlink"];
  return coins[Math.floor(Math.random() * coins.length)];
};

const generateRandomPoint = () => {
  return Math.floor(Math.random() * (100 - 10 + 1)) + 10;
};

// Generate pseudo data for rows
const generateTableData = (rows) => {
  const data = [];
  for (let i = 0; i < rows; i++) {
    data.push({
      name: generateRandomName(),
      coin: generateRandomCoin(),
      point: generateRandomPoint(),
    });
  }
  return data;
};

const tableData = generateTableData(10);

function Home() {
  const { login, user, ready, logout } = usePrivy();
  const [darkMode, setDarkMode] = useState(true);

  useEffect(() => {
    if (darkMode) {
      document.documentElement.classList.add("dark");
    } else {
      document.documentElement.classList.remove("dark");
    }
  }, [darkMode]);

  const toggleDarkMode = () => {
    setDarkMode(!darkMode);
    document.documentElement.classList.toggle("dark", !darkMode);
  };

  return (
    <main className={`flex flex-col min-h-screen items-center justify-between ${darkMode ? "bg-gray-900 text-white" : "bg-white text-black"}`}>
      <header className="w-full flex justify-between items-center p-4 bg-gray-800 text-white">
        <h1 className="text-xl font-bold">CallFi</h1>
        <div className="flex items-center">
          <button onClick={toggleDarkMode} className="bg-gray-700 hover:bg-gray-500 text-white font-bold py-2 px-4 rounded mr-2">
            {darkMode ? <SunIcon className="h-5 w-5 text-white" /> : <MoonIcon className="h-5 w-5 text-white" />}
          </button>
          {ready && user ? (
            <button onClick={logout} className="bg-red-500 hover:bg-red-700 text-white font-bold py-2 px-4 rounded">
            Logout
          </button>
          ) : (
            <button onClick={login} className="bg-blue-500 hover:bg-blue-700 text-white font-bold py-2 px-4 rounded">
              Login
            </button>
          )}
        </div>
      </header>
      <div className="flex-grow flex flex-col items-center justify-center w-full p-4">
        <h2 className="text-2xl font-bold mb-4">Leaderboard</h2>
        <div className="w-full max-w-4xl">
          <table className={`min-w-full rounded-lg overflow-hidden shadow-lg ${darkMode ? "bg-gray-800" : "bg-white"}`}>
            <thead className={`bg-gray-800 text-white`}>
              <tr>
                <th className="py-2 px-4">Name</th>
                <th className="py-2 px-4">Coin</th>
                <th className="py-2 px-4">Point</th>
              </tr>
            </thead>
            <tbody>
              {tableData.map((row, index) => (
                <tr key={index} className={`${index % 2 === 0 ? (darkMode ? "bg-gray-700" : "bg-gray-100") : (darkMode ? "bg-gray-600" : "bg-gray-200")}`}>
                  <td className="py-2 px-4 text-center">{row.name}</td>
                  <td className="py-2 px-4 text-center">{row.coin}</td>
                  <td className="py-2 px-4 text-center">{row.point}</td>
                </tr>
              ))}
            </tbody>
          </table>
        </div>
      </div>
      <footer className="w-full p-4 bg-gray-800 text-white text-center">
        <p>&copy; 2024 CallFi. All rights reserved.</p>
      </footer>
    </main>
  );
}

export default function App() {
  return (
    <PrivyProvider appId={process.env.NEXT_PUBLIC_PRIVY_APP_ID || 'clxc7nmy906ifhis11rkovoto'}>
      <Home />
    </PrivyProvider>
  );
}
