#!/usr/bin/env python3
"""
Zeus AI Platform Command Line Interface
Provides CLI access to Zeus platform functionality
"""

import sys
import argparse
from pathlib import Path
from typing import Optional

# Add parent directory to path
parent_dir = Path(__file__).parent.parent
sys.path.insert(0, str(parent_dir))

def main():
    """Main CLI entry point for Zeus platform"""
    parser = argparse.ArgumentParser(
        prog='zeus',
        description='Zeus AI Platform - Next-generation AI Agent Development Platform',
        epilog='For more information, visit: https://github.com/fpga1988/zeus'
    )
    
    parser.add_argument(
        '--version', 
        action='version', 
        version='Zeus AI Platform 3.0.0'
    )
    
    subparsers = parser.add_subparsers(dest='command', help='Available commands')
    
    # Agent management commands
    agent_parser = subparsers.add_parser('agent', help='Agent management')
    agent_parser.add_argument('action', choices=['create', 'list', 'run', 'stop'])
    agent_parser.add_argument('--name', help='Agent name')
    agent_parser.add_argument('--type', help='Agent type')
    agent_parser.add_argument('--config', help='Configuration file path')
    
    # Development commands
    dev_parser = subparsers.add_parser('dev', help='Development tools')
    dev_parser.add_argument('action', choices=['init', 'test', 'build', 'deploy'])
    dev_parser.add_argument('--project', help='Project name')
    dev_parser.add_argument('--template', help='Project template')
    
    # Knowledge base commands
    kb_parser = subparsers.add_parser('kb', help='Knowledge base management')
    kb_parser.add_argument('action', choices=['create', 'update', 'query', 'export'])
    kb_parser.add_argument('--name', help='Knowledge base name')
    kb_parser.add_argument('--query', help='Query string')
    kb_parser.add_argument('--file', help='Input file path')
    
    args = parser.parse_args()
    
    if not args.command:
        parser.print_help()
        return
    
    try:
        if args.command == 'agent':
            handle_agent_command(args)
        elif args.command == 'dev':
            handle_dev_command(args)
        elif args.command == 'kb':
            handle_kb_command(args)
        else:
            print(f"Unknown command: {args.command}")
            parser.print_help()
            
    except Exception as e:
        print(f"Error: {e}")
        sys.exit(1)

def agent_cmd():
    """Entry point for zeus-agent command"""
    print("🤖 Zeus Agent Management")
    print("=" * 40)
    
    # Import and run the main flow
    try:
        from main import Flow
        adc = Flow()
        adc.run()
    except ImportError:
        print("❌ Zeus platform not properly installed")
        print("Please install with: pip install zeus-ai-platform")
        sys.exit(1)
    except Exception as e:
        print(f"❌ Error running agent: {e}")
        sys.exit(1)

def dev_cmd():
    """Entry point for zeus-dev command"""
    print("🛠️ Zeus Development Tools")
    print("=" * 40)
    
    parser = argparse.ArgumentParser(
        prog='zeus-dev',
        description='Zeus development and testing tools'
    )
    
    parser.add_argument('action', choices=['test', 'build', 'docs', 'lint'])
    parser.add_argument('--target', help='Target directory or file')
    parser.add_argument('--output', help='Output directory')
    
    args = parser.parse_args()
    
    if args.action == 'test':
        run_tests(args.target)
    elif args.action == 'build':
        build_package(args.output)
    elif args.action == 'docs':
        generate_docs(args.output)
    elif args.action == 'lint':
        run_linting(args.target)

def handle_agent_command(args):
    """Handle agent management commands"""
    if args.action == 'create':
        create_agent(args.name, args.type, args.config)
    elif args.action == 'list':
        list_agents()
    elif args.action == 'run':
        run_agent(args.name, args.config)
    elif args.action == 'stop':
        stop_agent(args.name)

def handle_dev_command(args):
    """Handle development commands"""
    if args.action == 'init':
        init_project(args.project, args.template)
    elif args.action == 'test':
        run_tests(args.project)
    elif args.action == 'build':
        build_project(args.project)
    elif args.action == 'deploy':
        deploy_project(args.project)

def handle_kb_command(args):
    """Handle knowledge base commands"""
    if args.action == 'create':
        create_knowledge_base(args.name)
    elif args.action == 'update':
        update_knowledge_base(args.name, args.file)
    elif args.action == 'query':
        query_knowledge_base(args.name, args.query)
    elif args.action == 'export':
        export_knowledge_base(args.name, args.file)

# Implementation functions
def create_agent(name: str, agent_type: str, config: Optional[str]):
    """Create a new agent"""
    print(f"📝 Creating agent: {name}")
    print(f"   Type: {agent_type}")
    if config:
        print(f"   Config: {config}")
    # TODO: Implement agent creation logic
    print("✅ Agent created successfully")

def list_agents():
    """List all available agents"""
    print("📋 Available agents:")
    print("   • Ares - FPGA Design Expert")
    print("   • Zeus - General Purpose Agent")
    # TODO: Implement dynamic agent discovery

def run_agent(name: str, config: Optional[str]):
    """Run an agent"""
    print(f"🚀 Running agent: {name}")
    
    # Check if it's a built-in example agent
    if name.lower() == 'ares':
        print("💡 Ares is an example agent in workspace/agents/ares/")
        print("   To run it, use: python workspace/agents/ares/ares_agent.py")
        print("   Or import it in your own code as a reference")
    else:
        print(f"❌ Unknown agent: {name}")
        print("💡 Available example agents:")
        print("   • ares - FPGA Design Expert (example agent)")
        print("   Check workspace/agents/ directory for more examples")

def stop_agent(name: str):
    """Stop a running agent"""
    print(f"⏹️ Stopping agent: {name}")
    # TODO: Implement agent stopping logic

def init_project(name: str, template: Optional[str]):
    """Initialize a new project"""
    print(f"🆕 Initializing project: {name}")
    if template:
        print(f"   Template: {template}")
    # TODO: Implement project initialization

def run_tests(target: Optional[str]):
    """Run tests"""
    import subprocess
    print("🧪 Running tests...")
    
    cmd = ["python", "-m", "pytest"]
    if target:
        cmd.append(target)
    else:
        cmd.extend(["tests/", "-v"])
    
    try:
        result = subprocess.run(cmd, capture_output=True, text=True)
        print(result.stdout)
        if result.stderr:
            print("Errors:", result.stderr)
        return result.returncode == 0
    except Exception as e:
        print(f"❌ Test execution failed: {e}")
        return False

def build_package(output: Optional[str]):
    """Build the package"""
    import subprocess
    print("📦 Building package...")
    
    try:
        # Clean previous builds
        subprocess.run(["rm", "-rf", "build", "dist", "*.egg-info"], shell=True)
        
        # Build package
        result = subprocess.run(["python", "-m", "build"], capture_output=True, text=True)
        print(result.stdout)
        if result.stderr:
            print("Errors:", result.stderr)
            
        print("✅ Package built successfully")
        print("   Check the 'dist/' directory for built packages")
        
    except Exception as e:
        print(f"❌ Build failed: {e}")

def generate_docs(output: Optional[str]):
    """Generate documentation"""
    print("📚 Generating documentation...")
    # TODO: Implement documentation generation
    print("✅ Documentation generated")

def run_linting(target: Optional[str]):
    """Run code linting"""
    import subprocess
    print("🔍 Running linting...")
    
    try:
        # Run black
        subprocess.run(["black", target or ".", "--check"])
        # Run isort
        subprocess.run(["isort", target or ".", "--check-only"])
        # Run mypy
        subprocess.run(["mypy", target or "layers/"])
        print("✅ Linting completed")
    except Exception as e:
        print(f"❌ Linting failed: {e}")

def create_knowledge_base(name: str):
    """Create a knowledge base"""
    print(f"🧠 Creating knowledge base: {name}")
    # TODO: Implement knowledge base creation
    print("✅ Knowledge base created")

def update_knowledge_base(name: str, file_path: Optional[str]):
    """Update a knowledge base"""
    print(f"📝 Updating knowledge base: {name}")
    if file_path:
        print(f"   From file: {file_path}")
    # TODO: Implement knowledge base update
    print("✅ Knowledge base updated")

def query_knowledge_base(name: str, query: str):
    """Query a knowledge base"""
    print(f"🔍 Querying knowledge base: {name}")
    print(f"   Query: {query}")
    # TODO: Implement knowledge base query
    print("✅ Query completed")

def export_knowledge_base(name: str, file_path: Optional[str]):
    """Export a knowledge base"""
    print(f"📤 Exporting knowledge base: {name}")
    if file_path:
        print(f"   To file: {file_path}")
    # TODO: Implement knowledge base export
    print("✅ Export completed")

if __name__ == '__main__':
    main()
