System Designer MCP Server

#!/usr/bin/env node import { Command } from 'commander'; import { SystemDesignerIntegration } from './integration/system-designer.js'; import * as path from 'path'; enum CliCommand { TEST_INTEGRATION = 'test-integration', EXPORT_MODEL = 'export-model', CONFIG = 'config', HELP = 'help', } interface CliOptions { verbose?: boolean; } interface ExportModelOptions extends CliOptions { description?: string; } class CLI { private readonly integration: SystemDesignerIntegration; private readonly program: Command; constructor() { this.integration = new SystemDesignerIntegration(); this.program = this.setupProgram(); } private setupProgram(): Command { const program = new Command() .name('system-designer-mcp') .description('CLI for System Designer MCP Server integration') .version('1.0.0'); program .command(CliCommand.TEST_INTEGRATION) .description('Test System Designer integration') .option('-v, --verbose', 'Enable verbose output') .action(this.testIntegration.bind(this)); program .command(CliCommand.EXPORT_MODEL) .description('Export a test MSON model to System Designer') .argument('<model-name>', 'Name of the model to export') .option('-d, --description <description>', 'Model description', 'Test model created via CLI') .option('-v, --verbose', 'Enable verbose output') .action(this.exportModel.bind(this)); program .command(CliCommand.CONFIG) .description('Show current configuration') .action(this.showConfig.bind(this)); return program; } private async testIntegration(options: CliOptions): Promise<void> { if (options.verbose) { console.error('🔍 Testing System Designer integration...\n'); } try { const result = await this.integration.testIntegration(); console.error('📊 Integration Test Results:'); console.error( `✅ System Designer installed: ${result.systemDesignerInstalled ? 'YES' : 'NO'}` ); console.error(`✅ Can access app data: ${result.canAccessAppData ? 'YES' : 'NO'}`); console.error(`✅ Can write models: ${result.canWriteModels ? 'YES' : 'NO'}`); if (result.errors.length > 0) { console.error('\n❌ Issues found:'); result.errors.forEach((error, index) => { console.error(` ${index + 1}. ${error}`); }); process.exit(1); } else { console.error('\n🎉 All tests passed! Integration should work correctly.'); } } catch (error) { this.handleError('Integration test failed', error); } } private async exportModel(modelName: string, options: ExportModelOptions): Promise<void> { if (options.verbose) { console.error(`📤 Exporting model '${modelName}' to System Designer...`); } try { const msonModel = this.createTestModel(modelName, options.description); const msonContent = JSON.stringify(msonModel, null, 2); await this.integration.exportMsonModel(modelName, msonContent); const config = this.integration.getConfig(); console.error(`✅ Model '${modelName}' exported successfully!`); console.error(`📁 Location: ${path.join(config.modelsPath, `${modelName}.json`)}`); console.error('💡 Note: You may need to refresh System Designer to see the new model.'); } catch (error) { this.handleError('Model export failed', error); } } private createTestModel(modelName: string, description: string): object { return { name: modelName, description, types: [ { name: 'String', primitive: true }, { name: 'Number', primitive: true }, { name: 'Boolean', primitive: true }, ], classes: [ { name: modelName, properties: [ { name: 'id', type: 'String', multiplicity: '1' }, { name: 'name', type: 'String', multiplicity: '1' }, { name: 'createdAt', type: 'String', multiplicity: '0..1' }, ], methods: [ { name: 'save', parameters: [], returnType: 'Boolean' }, { name: 'delete', parameters: [], returnType: 'Boolean' }, ], }, ], relationships: [], }; } private showConfig(): void { console.error('⚙️ System Designer Integration Configuration:\n'); const config = this.integration.getConfig(); console.error('📂 Paths:'); console.error(` App Data: ${config.appDataPath}`); console.error(` Models: ${config.modelsPath}`); console.error(''); console.error('🔧 Settings:'); console.error(` Auto Refresh: ${config.autoRefresh ? 'Enabled' : 'Disabled'}`); console.error(''); console.error('💡 Tips:'); console.error(' - Make sure System Designer is installed in /Applications/'); console.error(' - The app needs to be run at least once to create directories'); console.error(' - You may need to manually refresh System Designer after exporting models'); } private handleError(context: string, error: unknown): void { const errorMessage = error instanceof Error ? error.message : 'Unknown error'; console.error(`❌ ${context}: ${errorMessage}`); process.exit(1); } async run(argv: string[] = process.argv): Promise<void> { try { await this.program.parseAsync(argv); } catch (error) { this.handleError('CLI execution failed', error); } } } async function main(): Promise<void> { const cli = new CLI(); await cli.run(); } main();