@zenithcore/core/src/vite/plugin.ts

Core functionality for ZenithKernel framework

/**
 * ZenithKernel Vite Plugin
 * Advanced Vite integration with quantum-decentralized development features
 */

import type { Plugin, ResolvedConfig, ViteDevServer, HmrContext } from 'vite';
import type { ZenithBootstrapConfig } from '../bootstrap/ZenithBootstrap';
import { readFileSync, writeFileSync, existsSync, mkdirSync } from 'fs';
import { join } from 'path';
import { createHash } from 'crypto';

// Plugin configuration
export interface ZenithVitePluginConfig {
  bootstrap?: ZenithBootstrapConfig;
  autoGenerate?: {
    routes?: boolean;
    hydras?: boolean;
    manifests?: boolean;
    types?: boolean;
  };
  optimization?: {
    quantumChunking?: boolean;
    zkOptimization?: boolean;
    wasmInlining?: boolean;
    hydraPreloading?: boolean;
  };
  development?: {
    hotReloadHydras?: boolean;
    mockZkProofs?: boolean;
    simulateQuantumConsensus?: boolean;
    enableDebugOverlay?: boolean;
  };
  output?: {
    serviceWorker?: boolean;
    manifestGeneration?: boolean;
    typeDefinitions?: boolean;
  };
}

const defaultConfig: ZenithVitePluginConfig = {
  autoGenerate: { routes: true, hydras: true, manifests: true, types: true },
  optimization: { quantumChunking: true, zkOptimization: false, wasmInlining: true, hydraPreloading: true },
  development: { hotReloadHydras: true, mockZkProofs: true, simulateQuantumConsensus: false, enableDebugOverlay: true },
  output: { serviceWorker: true, manifestGeneration: true, typeDefinitions: true }
};

/**
 * Main ZenithKernel Vite Plugin
 */
export function zenithKernel(userConfig: ZenithVitePluginConfig = {}): Plugin[] {
  const config = mergeConfig(defaultConfig, userConfig);
  let viteConfig: ResolvedConfig;
  let server: ViteDevServer | undefined;

  const plugins: Plugin[] = [
    {
      name: 'zenith-kernel',
      configResolved(resolvedConfig) {
        viteConfig = resolvedConfig;
      },
      configureServer(devServer) {
        server = devServer;
        setupDevServer(devServer, config);
      },
      buildStart() {
        if (config.autoGenerate?.types) {
          generateTypes(viteConfig.root);
        }
        if (config.autoGenerate?.routes) {
          generateRoutes(viteConfig.root);
        }
      },
      generateBundle(options, bundle) {
        if (config.optimization?.quantumChunking) {
          optimizeQuantumChunks(bundle);
        }
        if (config.output?.manifestGeneration) {
          generateManifests(bundle, viteConfig.root);
        }
      },
      writeBundle() {
        if (config.output?.serviceWorker) {
          generateServiceWorker(viteConfig.root, viteConfig.build.outDir);
        }
      }
    },
    ...(config.development?.hotReloadHydras ? [createHydraHMRPlugin()] : []),
    ...(config.optimization?.zkOptimization ? [createZKOptimizationPlugin()] : []),
    ...(config.development?.enableDebugOverlay ? [createDebugOverlayPlugin(config)] : [])
  ];

  return plugins;
}

function setupDevServer(server: ViteDevServer, config: ZenithVitePluginConfig) {
  server.middlewares.use('/api/zenith', (req, res, next) => {
    const url = new URL(req.url!, `http://${req.headers.host}`);
    
    switch (url.pathname) {
      case '/api/zenith/bootstrap':
        handleBootstrapAPI(req, res, config);
        break;
      case '/api/zenith/hydras':
        handleHydrasAPI(req, res);
        break;
      case '/api/zenith/zk-proof':
        handleZKProofAPI(req, res, config);
        break;
      case '/api/zenith/quantum-consensus':
        handleQuantumConsensusAPI(req, res, config);
        break;
      default:
        next();
    }
  });

  if (config.development?.enableDebugOverlay) {
    server.middlewares.use('/zenith-dashboard', (req, res) => {
      res.setHeader('Content-Type', 'text/html');
      res.end(generateDashboardHTML());
    });
  }
}

function handleBootstrapAPI(req: any, res: any, config: ZenithVitePluginConfig) {
  if (req.method === 'GET') {
    res.setHeader('Content-Type', 'application/json');
    res.end(JSON.stringify({
      config: config.bootstrap,
      status: 'ready',
      features: {
        zkVerification: config.optimization?.zkOptimization,
        quantumConsensus: config.development?.simulateQuantumConsensus,
        hydraHMR: config.development?.hotReloadHydras
      }
    }));
  } else {
    res.statusCode = 405;
    res.end('Method not allowed');
  }
}

function handleHydrasAPI(req: any, res: any) {
  if (req.method === 'GET') {
    const hydras = discoverHydras();
    res.setHeader('Content-Type', 'application/json');
    res.end(JSON.stringify({ hydras }));
  } else {
    res.statusCode = 405;
    res.end('Method not allowed');
  }
}

function handleZKProofAPI(req: any, res: any, config: ZenithVitePluginConfig) {
  if (req.method === 'POST' && config.development?.mockZkProofs) {
    const mockProof = {
      proof: `zk:mock:${createHash('sha256').update(Date.now().toString()).digest('hex')}`,
      verified: true,
      trustLevel: 'verified',
      timestamp: Date.now()
    };
    res.setHeader('Content-Type', 'application/json');
    res.end(JSON.stringify(mockProof));
  } else {
    res.statusCode = 405;
    res.end('Method not allowed');
  }
}

function handleQuantumConsensusAPI(req: any, res: any, config: ZenithVitePluginConfig) {
  if (req.method === 'POST' && config.development?.simulateQuantumConsensus) {
    const consensus = {
      reached: Math.random() > 0.3,
      threshold: 0.66,
      current: Math.random(),
      participants: Math.floor(Math.random() * 10) + 3,
      timestamp: Date.now()
    };
    res.setHeader('Content-Type', 'application/json');
    res.end(JSON.stringify(consensus));
  } else {
    res.statusCode = 405;
    res.end('Method not allowed');
  }
}

function createHydraHMRPlugin(): Plugin {
  return {
    name: 'zenith-hydra-hmr',
    handleHotUpdate(ctx: HmrContext) {
      if (ctx.file.includes('/hydra/') || ctx.file.includes('/components/')) {
        ctx.server.ws.send('zenith:hydra-update', {
          file: ctx.file,
          timestamp: Date.now()
        });
        return [];
      }
    }
  };
}

function createZKOptimizationPlugin(): Plugin {
  return {
    name: 'zenith-zk-optimization',
    transform(code, id) {
      if (id.includes('zk-proof') || id.includes('verify')) {
        return optimizeZKCode(code);
      }
    }
  };
}

function createDebugOverlayPlugin(config: ZenithVitePluginConfig): Plugin {
  return {
    name: 'zenith-debug-overlay',
    transformIndexHtml(html, ctx) {
      if (ctx.server) {
        const debugScript = `
          <script type="module">
            window.__ZENITH_CONFIG__ = ${JSON.stringify(config)};
            console.log('🌊 ZenithKernel Debug Mode Active');
            console.log('Dashboard: http://localhost:5173/zenith-dashboard');
          </script>
        `;
        return html.replace('</body>', `${debugScript}</body>`);
      }
      return html;
    }
  };
}

function generateTypes(root: string) {
  const typesDir = join(root, 'src', 'types', 'generated');
  if (!existsSync(typesDir)) {
    mkdirSync(typesDir, { recursive: true });
  }

  const hydraTypes = `
// Auto-generated Hydra types
export interface HydraRegistry {
  HydraDashboard: {
    props: { theme?: string; layout?: 'grid' | 'list' };
    context: { peerId: string; zkProof?: string };
  };
  HydraTrustBar: {
    props: { peerId: string; showDetails?: boolean };
    context: { trustLevel: 'unverified' | 'local' | 'community' | 'verified' };
  };
}

export type HydraName = keyof HydraRegistry;
export type HydraProps<T extends HydraName> = HydraRegistry[T]['props'];
export type HydraContext<T extends HydraName> = HydraRegistry[T]['context'];
  `.trim();

  const routeTypes = `
// Auto-generated route types
export interface RouteParams {
  '/': {};
  '/dashboard': {};
  '/profile/:userId': { userId: string };
  '/secure/:id': { id: string };
}

export type RoutePath = keyof RouteParams;
export type RouteParamsFor<T extends RoutePath> = RouteParams[T];
  `.trim();

  const zkTypes = `
// Auto-generated ZK proof types
export type ZKProofType = 'identity' | 'membership' | 'reputation' | 'authorization' | 'custom';
export type TrustLevel = 'unverified' | 'local' | 'community' | 'verified';

export interface ZKProof {
  type: ZKProofType;
  proof: string;
  publicInputs?: any[];
  metadata?: {
    circuit?: string;
    version?: string;
    timestamp?: number;
  };
}

export interface ZKContext {
  peerId?: string;
  zkProof?: string;
  trustLevel?: TrustLevel;
  verified?: boolean;
}
  `.trim();

  writeFileSync(join(typesDir, 'hydras.d.ts'), hydraTypes);
  writeFileSync(join(typesDir, 'routes.d.ts'), routeTypes);
  writeFileSync(join(typesDir, 'zk-proofs.d.ts'), zkTypes);

  console.log('🌊 Generated ZenithKernel types');
}

function generateRoutes(root: string) {
  const routesDir = join(root, 'src', 'routes', 'generated');
  if (!existsSync(routesDir)) {
    mkdirSync(routesDir, { recursive: true });
  }

  const routeConfig = `
// Auto-generated route configuration
import { RouteDefinition, CommonGuards } from '@zenithkernel/router';

export const routes: RouteDefinition[] = [
  {
    path: '/',
    component: () => import('src/pages/Home.tsx'),
    meta: { title: 'Home' }
  },
  {
    path: '/dashboard',
    component: () => import('src/pages/Dashboard.tsx'),
    guards: [CommonGuards.requireAuth()],
    meta: { title: 'Dashboard' }
  },
  {
    path: '/profile/:userId',
    component: () => import('src/pages/Profile.tsx'),
    guards: [CommonGuards.requireAuth()],
    meta: { title: 'Profile' }
  },
  {
    path: '/secure/:id',
    component: () => import('src/pages/Secure.tsx'),
    guards: [CommonGuards.requireZKProof()],
    meta: { title: 'Secure' }
  }
];

export default routes;
  `.trim();

  writeFileSync(join(routesDir, 'routes.ts'), routeConfig);
  console.log('🌊 Generated route configuration');
}

function discoverHydras() {
  return [
    { name: 'HydraDashboard', path: 'src/components/hydra/HydraDashboard.tsx', type: 'local' },
    { name: 'HydraTrustBar', path: 'src/components/hydra/HydraTrustBar.tsx', type: 'local' },
    { name: 'HydraStatusDisplay', path: 'src/components/hydra/HydraStatusDisplay.tsx', type: 'edge' }
  ];
}

function optimizeQuantumChunks(bundle: any) {
  for (const [fileName, chunk] of Object.entries(bundle)) {
    if (chunk.type === 'chunk') {
      const modules = chunk.modules || [];
      if (modules.length > 5) {
        console.log(`🌊 Quantum chunking optimized: ${fileName} (${modules.length} modules)`);
      }
    }
  }
}

function generateManifests(bundle: any, root: string) {
  const manifestsDir = join(root, 'dist', 'manifests');
  if (!existsSync(manifestsDir)) {
    mkdirSync(manifestsDir, { recursive: true });
  }

  const appManifest = {
    name: 'ZenithKernel Application',
    version: '1.0.0',
    type: 'zenith-app',
    entry: 'index.html',
    chunks: Object.keys(bundle).filter(name => bundle[name].type === 'chunk'),
    assets: Object.keys(bundle).filter(name => bundle[name].type === 'asset'),
    timestamp: Date.now(),
    signature: createHash('sha256').update(JSON.stringify(bundle)).digest('hex')
  };

  writeFileSync(join(manifestsDir, 'app.json'), JSON.stringify(appManifest, null, 2));
  console.log('🌊 Generated application manifest');
}

function generateServiceWorker(root: string, outDir: string) {
  const swContent = `
// ZenithKernel Service Worker
const CACHE_NAME = 'zenith-kernel-v1';
const STATIC_CACHE = 'zenith-static';
const DYNAMIC_CACHE = 'zenith-dynamic';

self.addEventListener('install', event => {
  event.waitUntil(
    caches.open(STATIC_CACHE).then(cache => {
      return cache.addAll(['/', '/index.html', '/manifest.json']);
    })
  );
});

self.addEventListener('fetch', event => {
  if (event.request.url.includes('/api/zenith/')) {
    event.respondWith(handleZenithAPI(event.request));
  } else if (event.request.destination === 'document') {
    event.respondWith(handleNavigation(event.request));
  } else {
    event.respondWith(handleStatic(event.request));
  }
});

async function handleZenithAPI(request) {
  try {
    const response = await fetch(request);
    if (response.ok) {
      const cache = await caches.open(DYNAMIC_CACHE);
      cache.put(request, response.clone());
    }
    return response;
  } catch (error) {
    const cache = await caches.open(DYNAMIC_CACHE);
    const cached = await cache.match(request);
    return cached || new Response('Offline', { status: 503 });
  }
}

async function handleNavigation(request) {
  try {
    return await fetch(request);
  } catch (error) {
    const cache = await caches.open(STATIC_CACHE);
    return cache.match('/index.html');
  }
}

async function handleStatic(request) {
  const cache = await caches.open(STATIC_CACHE);
  const cached = await cache.match(request);
  
  if (cached) return cached;
  
  try {
    const response = await fetch(request);
    if (response.ok) {
      cache.put(request, response.clone());
    }
    return response;
  } catch (error) {
    return new Response('Not found', { status: 404 });
  }
}
  `.trim();

  writeFileSync(join(outDir, 'zenith-sw.js'), swContent);
  console.log('🌊 Generated ZenithKernel service worker');
}

function optimizeZKCode(code: string): string {
  return code
    .replace(/console\.log\([^)]*\)/g, '')
    .replace(/\/\*[\s\S]*?\*\//g, '')
    .replace(/\s+/g, ' ')
    .trim();
}

function generateDashboardHTML(): string {
  return `<!DOCTYPE html>
<html>
<head>
  <title>ZenithKernel Dashboard</title>
  <style>
    body { font-family: -apple-system, BlinkMacSystemFont, sans-serif; margin: 0; padding: 20px; background: #0a0a0a; color: #fff; }
    .container { max-width: 1200px; margin: 0 auto; }
    .header { text-align: center; margin-bottom: 40px; }
    .stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin-bottom: 40px; }
    .stat-card { background: #1a1a1a; padding: 20px; border-radius: 8px; border: 1px solid #333; }
    .stat-title { font-size: 14px; color: #888; margin-bottom: 8px; }
    .stat-value { font-size: 24px; font-weight: bold; color: #00d9ff; }
    .section { background: #1a1a1a; padding: 20px; border-radius: 8px; border: 1px solid #333; margin-bottom: 20px; }
    .section-title { font-size: 18px; margin-bottom: 16px; color: #00d9ff; }
    .list-item { padding: 8px 0; border-bottom: 1px solid #333; }
    .status-online { color: #00ff88; }
  </style>
</head>
<body>
  <div class="container">
    <div class="header">
      <h1>🌊 ZenithKernel Dashboard</h1>
      <p>Quantum-Decentralized Development Environment</p>
    </div>
    <div class="stats">
      <div class="stat-card"><div class="stat-title">Kernel Status</div><div class="stat-value status-online">Online</div></div>
      <div class="stat-card"><div class="stat-title">Hydra Components</div><div class="stat-value">3</div></div>
      <div class="stat-card"><div class="stat-title">ZK Proofs Verified</div><div class="stat-value">127</div></div>
      <div class="stat-card"><div class="stat-title">Quantum Consensus</div><div class="stat-value status-online">Active</div></div>
    </div>
    <div class="section">
      <div class="section-title">Registered Hydras</div>
      <div class="list-item">HydraDashboard (Local)</div>
      <div class="list-item">HydraTrustBar (Edge)</div>
      <div class="list-item">HydraStatusDisplay (Remote)</div>
    </div>
    <div class="section">
      <div class="section-title">Active Routes</div>
      <div class="list-item">/ → Home</div>
      <div class="list-item">/dashboard → Dashboard (Auth Required)</div>
      <div class="list-item">/profile/:userId → Profile (Auth Required)</div>
      <div class="list-item">/secure/:id → Secure (ZK Required)</div>
    </div>
  </div>
  <script>
    setInterval(() => {
      fetch('/api/zenith/bootstrap')
        .then(r => r.json())
        .then(data => console.log('Dashboard updated:', data))
        .catch(e => console.warn('Dashboard update failed:', e));
    }, 5000);
  </script>
</body>
</html>`;
}

function mergeConfig(defaults: ZenithVitePluginConfig, user: ZenithVitePluginConfig): ZenithVitePluginConfig {
  return {
    bootstrap: { ...defaults.bootstrap, ...user.bootstrap },
    autoGenerate: { ...defaults.autoGenerate, ...user.autoGenerate },
    optimization: { ...defaults.optimization, ...user.optimization },
    development: { ...defaults.development, ...user.development },
    output: { ...defaults.output, ...user.output }
  };
}

export default zenithKernel;