mock-backend.js

const express = require('express');
const cors = require('cors');

const app = express();
const PORT = 8080;

// Enable CORS for all routes
app.use(cors({
  origin: 'http://localhost:3000',
  credentials: true
}));

// Parse JSON bodies
app.use(express.json());

// Health endpoint
app.get('/api/health', (req, res) => {
  res.json({
    status: 'UP',
    timestamp: new Date().toISOString(),
    service: 'City Service API (Mock)',
    version: '1.0.0'
  });
});

// Featured categories endpoint
app.get('/api/categories/featured', (req, res) => {
  res.json({
    success: true,
    data: [
      { id: 1, name: 'Plumbing', description: 'Professional plumbing services', featured: true, icon: '🔧' },
      { id: 2, name: 'Electrical', description: 'Licensed electrical work', featured: true, icon: '⚡' },
      { id: 3, name: 'Cleaning', description: 'Home and office cleaning', featured: true, icon: '🧽' },
      { id: 4, name: 'Landscaping', description: 'Garden and lawn care', featured: true, icon: '🌿' },
      { id: 5, name: 'Painting', description: 'Interior and exterior painting', featured: true, icon: '🎨' }
    ],
    message: 'Featured categories retrieved successfully'
  });
});

// Top rated providers endpoint
app.get('/api/providers/top-rated', (req, res) => {
  const limit = parseInt(req.query.limit) || 6;
  const providers = [
    {
      id: 1,
      businessName: 'Best Plumbing Co.',
      description: 'Professional plumbing services with 15+ years experience',
      averageRating: 4.8,
      totalReviews: 127,
      isVerified: true,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 15,
      profileImageUrl: null
    },
    {
      id: 2,
      businessName: 'Elite Electricians',
      description: 'Licensed electrical contractors for residential and commercial',
      averageRating: 4.9,
      totalReviews: 89,
      isVerified: true,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 12,
      profileImageUrl: null
    },
    {
      id: 3,
      businessName: 'Clean Masters',
      description: 'Eco-friendly cleaning services for homes and offices',
      averageRating: 4.7,
      totalReviews: 156,
      isVerified: true,
      isAvailable: false,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 8,
      profileImageUrl: null
    },
    {
      id: 4,
      businessName: 'Green Thumb Landscaping',
      description: 'Complete landscaping and garden maintenance services',
      averageRating: 4.6,
      totalReviews: 73,
      isVerified: true,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 10,
      profileImageUrl: null
    },
    {
      id: 5,
      businessName: 'Perfect Paint Pros',
      description: 'Interior and exterior painting with premium materials',
      averageRating: 4.8,
      totalReviews: 94,
      isVerified: true,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 7,
      profileImageUrl: null
    },
    {
      id: 6,
      businessName: 'Handyman Heroes',
      description: 'General handyman services for all your home repair needs',
      averageRating: 4.5,
      totalReviews: 112,
      isVerified: false,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 5,
      profileImageUrl: null
    }
  ];

  res.json({
    success: true,
    data: providers.slice(0, limit),
    message: 'Top rated providers retrieved successfully'
  });
});

// Popular services endpoint
app.get('/api/services/popular', (req, res) => {
  const limit = parseInt(req.query.limit) || 6;
  const services = [
    {
      id: 1,
      name: 'Pipe Repair',
      description: 'Fix leaky pipes and water damage',
      category: 'Plumbing',
      averagePrice: 150,
      duration: '2-3 hours'
    },
    {
      id: 2,
      name: 'Wiring Installation',
      description: 'New electrical wiring for homes and offices',
      category: 'Electrical',
      averagePrice: 300,
      duration: '4-6 hours'
    },
    {
      id: 3,
      name: 'House Cleaning',
      description: 'Complete house cleaning service',
      category: 'Cleaning',
      averagePrice: 120,
      duration: '3-4 hours'
    },
    {
      id: 4,
      name: 'Garden Design',
      description: 'Custom garden design and installation',
      category: 'Landscaping',
      averagePrice: 500,
      duration: '1-2 days'
    },
    {
      id: 5,
      name: 'Interior Painting',
      description: 'Professional interior painting service',
      category: 'Painting',
      averagePrice: 400,
      duration: '1-2 days'
    },
    {
      id: 6,
      name: 'Furniture Assembly',
      description: 'Assembly of furniture and fixtures',
      category: 'Handyman',
      averagePrice: 80,
      duration: '1-2 hours'
    }
  ];

  res.json({
    success: true,
    data: services.slice(0, limit),
    message: 'Popular services retrieved successfully'
  });
});

// Categories endpoint
app.get('/api/categories', (req, res) => {
  res.json({
    success: true,
    data: [
      { id: 1, name: 'Plumbing', description: 'Professional plumbing services', active: true },
      { id: 2, name: 'Electrical', description: 'Licensed electrical work', active: true },
      { id: 3, name: 'Cleaning', description: 'Home and office cleaning', active: true },
      { id: 4, name: 'Landscaping', description: 'Garden and lawn care', active: true },
      { id: 5, name: 'Painting', description: 'Interior and exterior painting', active: true },
      { id: 6, name: 'Handyman', description: 'General repair and maintenance', active: true }
    ],
    message: 'Categories retrieved successfully'
  });
});

// Providers endpoint
app.get('/api/providers', (req, res) => {
  const providers = [
    {
      id: 1,
      businessName: 'Best Plumbing Co.',
      description: 'Professional plumbing services with 15+ years experience',
      averageRating: 4.8,
      totalReviews: 127,
      isVerified: true,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 15
    },
    {
      id: 2,
      businessName: 'Elite Electricians',
      description: 'Licensed electrical contractors for residential and commercial',
      averageRating: 4.9,
      totalReviews: 89,
      isVerified: true,
      isAvailable: true,
      city: 'San Francisco',
      serviceArea: 'Bay Area',
      yearsOfExperience: 12
    }
  ];

  res.json({
    success: true,
    data: {
      content: providers,
      totalElements: providers.length,
      totalPages: 1,
      size: 10,
      number: 0
    },
    message: 'Providers retrieved successfully'
  });
});

// Cities endpoint
app.get('/api/providers/cities', (req, res) => {
  res.json({
    success: true,
    data: ['San Francisco', 'Oakland', 'San Jose', 'Berkeley', 'Palo Alto'],
    message: 'Cities retrieved successfully'
  });
});

// Authentication endpoints
app.post('/api/auth/login', (req, res) => {
  const { usernameOrEmail, password } = req.body;
  
  if (usernameOrEmail === 'admin@serviceapp.com' && password === 'admin123') {
    res.json({
      success: true,
      data: {
        accessToken: 'mock-jwt-token-12345',
        refreshToken: 'mock-refresh-token-67890',
        user: {
          id: 1,
          email: 'admin@serviceapp.com',
          username: 'admin',
          firstName: 'Admin',
          lastName: 'User',
          role: { name: 'ADMIN' }
        }
      },
      message: 'Login successful'
    });
  } else {
    res.status(401).json({
      success: false,
      message: 'Invalid credentials'
    });
  }
});

// Register endpoint
app.post('/api/auth/register', (req, res) => {
  const { username, email, password, firstName, lastName, phoneNumber } = req.body;
  
  // Simple validation
  if (!username || !email || !password) {
    return res.status(400).json({
      success: false,
      message: 'Username, email, and password are required'
    });
  }
  
  // Check if user already exists (mock check)
  if (email === 'admin@serviceapp.com' || username === 'admin') {
    return res.status(409).json({
      success: false,
      message: 'User already exists'
    });
  }
  
  // Mock successful registration
  const accessToken = 'mock-jwt-token-user-' + Date.now();
  const refreshToken = 'mock-refresh-token-user-' + Date.now();
  
  res.status(201).json({
    success: true,
    data: {
      accessToken,
      refreshToken,
      user: {
        id: 2,
        username,
        email,
        firstName: firstName || 'User',
        lastName: lastName || 'Name',
        phoneNumber: phoneNumber || null,
        role: { name: 'USER' }
      }
    },
    message: 'Registration successful'
  });
});

// Catch all other routes
app.use((req, res) => {
  res.status(404).json({
    success: false,
    message: 'Endpoint not found',
    path: req.originalUrl
  });
});

// Start server
app.listen(PORT, () => {
  console.log(`🚀 Mock Backend Server running on http://localhost:${PORT}`);
  console.log(`📱 Frontend should be running on http://localhost:3000`);
  console.log(`🔧 API Base URL: http://localhost:${PORT}/api`);
});