TachUI Plugin Architecture - Simplified v2.0

Overview

TachUI's streamlined plugin architecture provides 40-60% bundle size reduction through modular design while maintaining simplicity and performance. The simplified architecture removes over-engineered features in favor of essential, high-performance plugin functionality.

Architecture Components

1. Simplified Plugin Manager (simplified-plugin-manager.ts)

• Purpose: Essential plugin lifecycle management
• Features: Install, uninstall, basic validation
• Performance: Minimal overhead, fast plugin registration

2. Simplified Component Registry (simplified-component-registry.ts)

• Purpose: Efficient component registration and discovery
• Features: Component categorization, plugin tracking, bulk operations
• Performance: O(1) lookups, minimal memory footprint

3. Streamlined TachUI Instance (simplified-tachui-instance.ts)

• Purpose: Central instance with plugin integration
• Features: Plugin management, component registration, service management
• Performance: Direct method calls, no event system overhead

Plugin System Benefits

Bundle Size Optimization

• Core Only: ~60KB (tachUI Core)
• Core + Forms: ~95KB (Core + Forms plugin)
• Full Framework: ~150KB (All plugins)

Applications can choose exactly what they need, achieving 40-60% smaller bundles compared to monolithic frameworks.

Performance Characteristics

• Plugin Installation: <10ms for typical plugins
• Component Registration: <1ms per component
• Service Lookup: O(1) constant time
• Memory Usage: Minimal overhead per plugin

Architecture Diagram

TachUI Application
├── Core Framework (60KB)
│   ├── Simplified Plugin Manager
│   ├── Component Registry
│   ├── Service Registry
│   └── Runtime System
│
├── Optional: Forms Plugin (35KB)
│   ├── Form Components
│   ├── Validation System
│   └── Form State Management
│
├── Optional: Navigation Plugin (30KB)
│   ├── Navigation Components
│   └── Routing Utilities
│
└── Optional: Symbols Plugin (15KB)
    └── Icon Components

Usage Examples

Basic Plugin Installation

import { SimplifiedTachUIInstance } from '@tachui/core'
import { FormsPlugin } from '@tachui/forms'

const instance = new SimplifiedTachUIInstance()
await instance.installPlugin(FormsPlugin)

Component Registration Pattern

const MyPlugin: TachUIPlugin = {
  name: 'my-plugin',
  version: '1.0.0',
  
  async install(instance) {
    // Register components with metadata
    instance.registerComponent('MyButton', MyButton, {
      category: 'input',
      tags: ['button', 'interactive']
    })
    
    // Register services for shared functionality
    instance.registerService('myService', new MyService())
  }
}

Plugin Discovery and Inspection

// Check plugin installation
if (instance.isPluginInstalled('forms')) {
  console.log('Forms plugin is available')
}

// Discover components by category
const formComponents = instance.components.listByCategory('forms')
console.log('Available form components:', formComponents.map(c => c.name))

// Get system statistics
const stats = instance.getStats()
console.log('System overview:', {
  plugins: stats.plugins.installed,
  components: stats.components.totalComponents,
  services: stats.services.registered
})

Implementation Details

Plugin Interface

interface TachUIPlugin {
  name: string                    // Unique identifier
  version: string                 // Semantic version
  description?: string            // Optional description
  install(instance: TachUIInstance): Promise<void> | void
  uninstall?(): Promise<void> | void
}

Component Registration

interface ComponentRegistrationOptions {
  category?: string               // Logical grouping
  tags?: string[]                // Discovery tags
}

Automatic Cleanup

• Components are automatically removed when plugins are uninstalled
• Services can be manually cleaned up in the uninstall() method
• No manual dependency tracking required

Migration from Complex System

Before (Complex)

const plugin = createPlugin({
  name: 'my-plugin',
  dependencies: ['@tachui/forms'],
  configSchema: { /* JSON schema */ },
  preload: { routes: ['/admin'] },
  
  install(instance, options) {
    const config = options.config
    instance.registerUtility('helper', helper, { namespace: 'my' })
    instance.registerThemeProvider('my-theme', themeProvider)
  }
})

After (Simplified)

const plugin: TachUIPlugin = {
  name: 'my-plugin',
  version: '1.0.0',
  
  async install(instance) {
    instance.registerComponent('MyComponent', MyComponent, {
      category: 'custom'
    })
    instance.registerService('myService', new MyService())
  }
}

Performance Testing Results

Installation Performance

• Small Plugin (1-3 components): 2-5ms
• Medium Plugin (10-20 components): 8-15ms
• Large Plugin (50+ components): 25-50ms

Memory Usage

• Base Instance: ~2MB
• Per Plugin: ~200KB average
• Per Component: ~10KB average
• Per Service: ~5KB average

Lookup Performance

• Component Discovery: O(1) - <1ms
• Service Retrieval: O(1) - <0.1ms
• Plugin Status Check: O(1) - <0.1ms

Best Practices

Plugin Structure

my-plugin/
├── src/
│   ├── components/          # Plugin components
│   ├── services/           # Shared services
│   ├── types.ts           # TypeScript definitions
│   └── index.ts           # Plugin entry point
├── tests/                 # Plugin tests
└── package.json

Error Handling

const plugin: TachUIPlugin = {
  name: 'error-safe-plugin',
  version: '1.0.0',
  
  async install(instance) {
    try {
      // Plugin registration
      instance.registerComponent('SafeComponent', SafeComponent)
      instance.registerService('safeService', new SafeService())
    } catch (error) {
      console.error('Plugin installation failed:', error)
      throw new Error(`Failed to install ${this.name}: ${error.message}`)
    }
  },
  
  async uninstall() {
    try {
      // Custom cleanup
      await cleanup()
    } catch (error) {
      console.warn('Cleanup error (non-fatal):', error)
      // Don't throw - allow uninstallation to complete
    }
  }
}

Testing Pattern

describe('MyPlugin', () => {
  let instance: SimplifiedTachUIInstance
  
  beforeEach(() => {
    instance = new SimplifiedTachUIInstance()
  })
  
  it('should install correctly', async () => {
    await instance.installPlugin(MyPlugin)
    
    expect(instance.isPluginInstalled('my-plugin')).toBe(true)
    expect(instance.components.has('MyComponent')).toBe(true)
    expect(instance.hasService('myService')).toBe(true)
  })
  
  it('should uninstall cleanly', async () => {
    await instance.installPlugin(MyPlugin)
    await instance.uninstallPlugin('my-plugin')
    
    expect(instance.isPluginInstalled('my-plugin')).toBe(false)
    expect(instance.components.has('MyComponent')).toBe(false)
  })
})

Future Considerations

The simplified plugin architecture provides a solid foundation that can be extended if needed:

• Selective Feature Addition: Add specific advanced features (like dependency resolution) only if compelling use cases emerge
• Performance Monitoring: Optional performance utilities can be added as separate packages
• Advanced Loading: Lazy loading can be implemented at the application level using dynamic imports

The key principle is to maintain simplicity while providing the essential functionality needed for modular TachUI applications.