app_simple.py

#!/usr/bin/env python3
"""
Fallback: Simple Gradio app without Docker complexity
"""

import gradio as gr
import os
import sys
from datetime import datetime

def test_basic():
    return f"✅ App is working! Python {sys.version_info.major}.{sys.version_info.minor}, Time: {datetime.now()}"

def test_environment():
    env_info = []
    env_info.append(f"Python version: {sys.version}")
    env_info.append(f"Working directory: {os.getcwd()}")
    env_info.append(f"Environment variables: {len(os.environ)} total")
    
    # Check for key env vars
    important_vars = ['GRADIO_SERVER_NAME', 'PORT', 'SPACE_ID']
    for var in important_vars:
        value = os.getenv(var, 'Not set')
        env_info.append(f"{var}: {value}")
    
    return "\n".join(env_info)

# Simple Gradio interface
with gr.Blocks(title="ChatCal Test") as demo:
    gr.Markdown("# 🧪 ChatCal Simple Test")
    gr.Markdown("Testing basic Gradio functionality without Docker complexity")
    
    with gr.Row():
        test_btn = gr.Button("Test Basic Function")
        basic_output = gr.Textbox(label="Basic Test")
    
    with gr.Row():
        env_btn = gr.Button("Check Environment")
        env_output = gr.Textbox(label="Environment Info", lines=8)
    
    test_btn.click(test_basic, outputs=basic_output)
    env_btn.click(test_environment, outputs=env_output)

if __name__ == "__main__":
    print("=== SIMPLE GRADIO TEST ===")
    print(f"Starting simple Gradio app at {datetime.now()}")
    
    demo.launch(
        server_name="0.0.0.0",
        server_port=7860,
        show_error=True
    )