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

const app = express();
const port = 3001;

app.use(cors());
app.use(express.json());

// Mock data for different types
const mockData = {
  tasks: [
    { id: 1, title: 'Fix hydration issue', status: 'in_progress', priority: 'high' },
    { id: 2, title: 'Deploy to production', status: 'pending', priority: 'medium' },
    { id: 3, title: 'Update documentation', status: 'completed', priority: 'low' }
  ],
  crons: [
    { id: 1, name: 'Daily backup', schedule: '0 2 * * *', lastRun: '2024-02-19T02:00:00Z', nextRun: '2024-02-20T02:00:00Z' },
    { id: 2, name: 'Health check', schedule: '*/5 * * * *', lastRun: '2024-02-19T13:15:00Z', nextRun: '2024-02-19T13:20:00Z' }
  ],
  server: {
    hostname: 'mission-control-server',
    uptime: '52 days',
    memory: { total: '62GB', used: '42GB', free: '20GB' },
    disk: { total: '436GB', used: '128GB', free: '308GB' },
    cpu: { usage: '24%', cores: 8 }
  },
  backups: [
    { id: 1, name: 'Full system backup', date: '2024-02-18', size: '45GB', status: 'success' },
    { id: 2, name: 'Database backup', date: '2024-02-19', size: '2.3GB', status: 'success' }
  ],
  agents: [
    { id: 1, name: 'Jelena', status: 'active', role: 'main', lastSeen: '2024-02-19T13:10:00Z' },
    { id: 2, name: 'Linus', status: 'active', role: 'cto', lastSeen: '2024-02-19T13:05:00Z' },
    { id: 3, name: 'Neo', status: 'active', role: 'operator', lastSeen: '2024-02-19T13:15:00Z' }
  ],
  whatsapp: {
    connected: true,
    lastMessage: '2024-02-19T13:05:00Z',
    unread: 3,
    groups: ['Team', 'Alerts', 'Support']
  },
  memory: {
    dailyNotes: 24,
    longTermEntries: 156,
    lastUpdated: '2024-02-19T12:30:00Z'
  }
};

// API endpoint
app.get('/api/data', (req, res) => {
  const type = req.query.type;
  
  if (!type) {
    return res.status(400).json({ error: 'Missing type parameter' });
  }
  
  if (mockData[type]) {
    return res.json(mockData[type]);
  }
  
  return res.status(404).json({ error: `Unknown type: ${type}` });
});

// Health check
app.get('/health', (req, res) => {
  res.json({ status: 'ok', timestamp: new Date().toISOString() });
});

app.listen(port, () => {
  console.log(`Simple API server running on port ${port}`);
});