gemini-cli.js

/**
 * Basic Gemini CLI implementation
 * 
 * Simple Gemini CLI functionality for the bin/gemini-flow to use
 */

export class GeminiCLI {
  constructor() {
    this.models = ['gemini-1.5-flash', 'gemini-1.5-pro'];
  }

  async run() {
    const args = process.argv.slice(2);
    
    // Simple help output
    if (args.length === 0 || args.includes('--help') || args.includes('-h')) {
      this.showHelp();
      return;
    }

    const command = args[0];
    
    switch (command) {
      case 'chat':
      case 'c':
        await this.handleChat(args.slice(1));
        break;
      case 'generate':
      case 'g':
        await this.handleGenerate(args.slice(1));
        break;
      case 'list-models':
      case 'models':
        this.handleListModels();
        break;
      case 'auth':
        this.handleAuth(args.slice(1));
        break;
      default:
        console.log(`Unknown command: ${command}`);
        this.showHelp();
        process.exit(1);
    }
  }

  showHelp() {
    console.log(`
Gemini-Flow CLI - Simple Gemini Interface

Usage:
  gemini-flow [command] [options]

Commands:
  chat, c              Start interactive chat
  generate, g          Generate content from prompt  
  list-models, models  List available models
  auth                 Manage authentication

Options:
  --help, -h          Show help
  --version           Show version

Examples:
  gemini-flow chat
  gemini-flow generate "Hello world"
  gemini-flow list-models
  gemini-flow auth --key YOUR_API_KEY
    `);
  }

  async handleChat(args) {
    console.log('🤖 Gemini Chat Mode');
    console.log('(Basic implementation - install dependencies for full functionality)');
    console.log('Use Ctrl+C to exit');
    
    // Basic prompt for demonstration
    if (args.length > 0) {
      console.log(`You: ${args.join(' ')}`);
      console.log('Assistant: Hello! This is a basic CLI implementation. For full functionality, please ensure all dependencies are installed.');
    }
  }

  async handleGenerate(args) {
    if (args.length === 0) {
      console.log('Error: Please provide a prompt for generation');
      return;
    }
    
    const prompt = args.join(' ');
    console.log(`Generating response for: "${prompt}"`);
    console.log('Note: This is a basic CLI implementation. For full functionality, please ensure all dependencies are installed.');
  }

  handleListModels() {
    console.log('Available models:');
    this.models.forEach(model => {
      console.log(`  - ${model}`);
    });
  }

  handleAuth(args) {
    if (args.includes('--key')) {
      const keyIndex = args.indexOf('--key') + 1;
      if (keyIndex < args.length) {
        console.log('API key configured (basic implementation)');
      } else {
        console.log('Error: Please provide an API key');
      }
    } else if (args.includes('--status')) {
      console.log('Authentication status: Not implemented in basic CLI');
    } else {
      console.log('Auth commands: --key <key>, --status, --test, --clear');
    }
  }
}