import React from 'react';
import { useAuth } from '../contexts/AuthContext';
import { Link } from 'react-router-dom';

const Dashboard: React.FC = () => {
  const { isAuthenticated, user } = useAuth();

  if (!isAuthenticated) {
    return (
      <div className="text-center py-12">
        <div className="max-w-md mx-auto">
          <h1 className="text-3xl font-bold text-gray-900 mb-4">
            Welcome to TCG Vault
          </h1>
          <p className="text-gray-600 mb-8">
            Your complete trading card database with OCR scanning, AI-powered deck building, and real-time pricing.
          </p>
          <Link
            to="/login"
            className="bg-primary-600 hover:bg-primary-700 text-white px-6 py-3 rounded-md text-lg font-medium transition-colors"
          >
            Get Started
          </Link>
        </div>
      </div>
    );
  }

  return (
    <div>
      <div className="mb-8">
        <h1 className="text-3xl font-bold text-gray-900 mb-2">
          Welcome back, {user?.username}!
        </h1>
        <p className="text-gray-600">
          Here's an overview of your trading card collection.
        </p>
      </div>

      {/* Quick Stats */}
      <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-6 mb-8">
        <div className="bg-white rounded-lg shadow p-6 border border-gray-200">
          <div className="flex items-center">
            <div className="flex-shrink-0">
              <span className="text-2xl">📚</span>
            </div>
            <div className="ml-4">
              <p className="text-sm font-medium text-gray-600">Collections</p>
              <p className="text-2xl font-bold text-gray-900">0</p>
            </div>
          </div>
        </div>

        <div className="bg-white rounded-lg shadow p-6 border border-gray-200">
          <div className="flex items-center">
            <div className="flex-shrink-0">
              <span className="text-2xl">🎴</span>
            </div>
            <div className="ml-4">
              <p className="text-sm font-medium text-gray-600">Decks</p>
              <p className="text-2xl font-bold text-gray-900">0</p>
            </div>
          </div>
        </div>

        <div className="bg-white rounded-lg shadow p-6 border border-gray-200">
          <div className="flex items-center">
            <div className="flex-shrink-0">
              <span className="text-2xl">🃏</span>
            </div>
            <div className="ml-4">
              <p className="text-sm font-medium text-gray-600">Total Cards</p>
              <p className="text-2xl font-bold text-gray-900">0</p>
            </div>
          </div>
        </div>

        <div className="bg-white rounded-lg shadow p-6 border border-gray-200">
          <div className="flex items-center">
            <div className="flex-shrink-0">
              <span className="text-2xl">💰</span>
            </div>
            <div className="ml-4">
              <p className="text-sm font-medium text-gray-600">Total Value</p>
              <p className="text-2xl font-bold text-gray-900">$0</p>
            </div>
          </div>
        </div>
      </div>

      {/* Quick Actions */}
      <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
        <Link
          to="/scanner"
          className="bg-white rounded-lg shadow p-6 border border-gray-200 hover:shadow-md transition-shadow"
        >
          <div className="text-center">
            <span className="text-4xl mb-4 block">📸</span>
            <h3 className="text-lg font-semibold text-gray-900 mb-2">
              Scan Cards
            </h3>
            <p className="text-gray-600">
              Use OCR to quickly add cards to your collection
            </p>
          </div>
        </Link>

        <Link
          to="/collections"
          className="bg-white rounded-lg shadow p-6 border border-gray-200 hover:shadow-md transition-shadow"
        >
          <div className="text-center">
            <span className="text-4xl mb-4 block">📚</span>
            <h3 className="text-lg font-semibold text-gray-900 mb-2">
              Manage Collections
            </h3>
            <p className="text-gray-600">
              Organize and track your card collections
            </p>
          </div>
        </Link>

        <Link
          to="/decks"
          className="bg-white rounded-lg shadow p-6 border border-gray-200 hover:shadow-md transition-shadow"
        >
          <div className="text-center">
            <span className="text-4xl mb-4 block">🎴</span>
            <h3 className="text-lg font-semibold text-gray-900 mb-2">
              Build Decks
            </h3>
            <p className="text-gray-600">
              Create and optimize decks with AI assistance
            </p>
          </div>
        </Link>
      </div>

      {/* Recent Activity (placeholder) */}
      <div className="mt-8">
        <h2 className="text-xl font-semibold text-gray-900 mb-4">
          Recent Activity
        </h2>
        <div className="bg-white rounded-lg shadow border border-gray-200 p-6">
          <p className="text-gray-500 text-center py-8">
            No recent activity. Start by scanning some cards or creating a collection!
          </p>
        </div>
      </div>
    </div>
  );
};

export default Dashboard;