"""
Launch Chat Interface
Quick launcher for the new chat-based interface
"""

from chat_interface import create_chat_interface
from datetime import datetime

if __name__ == "__main__":
    # Write directly to log file
    with open('/tmp/chat_output.log', 'a') as f:
        f.write(f"\n{'='*70}\n")
        f.write(f"TSDB APP START: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}\n")
        f.write(f"{'='*70}\n\n")
    
    print("🚀 Starting Chat-Based Demo Builder...")
    print("=" * 60)
    print()
    print("💬 New Chat Interface Features:")
    print("  • Natural language conversation")
    print("  • /over command to change company/use case")
    print("  • Visible stage indicator (read-only)")
    print("  • Editable AI model selector")
    print("  • Quick action buttons")
    print()
    print("🌐 Opening in browser at http://localhost:7863")
    print("=" * 60)
    
    app = create_chat_interface()
    
    # Enable concurrent request handling
    # Each session gets its own ChatDemoInterface via gr.State()
    app.queue(
        default_concurrency_limit=6,  # Allow up to 6 concurrent demo builds
    )
    
    app.launch(
        server_name="0.0.0.0",
        server_port=7863,
        share=False,
        inbrowser=True,
        debug=True
    )