"""
Test script to verify upload folder permissions and file operations.
"""
import os
import tempfile
from pathlib import Path

print("Upload Folder Permission Test")

# Detect environment
is_hf_spaces = bool(os.getenv("SPACE_ID") or os.getenv("SPACES_ZERO_GPU"))
print(f"Environment: {'Hugging Face Spaces' if is_hf_spaces else 'Local Development'}")

# Test different upload folder configurations
test_folders = [
    'uploads',           # Relative path (will fail in HF Spaces)
    './uploads',         # Current directory relative path 
    '/tmp/uploads',      # Recommended for HF Spaces
    '/tmp/cognichat_uploads'  # Alternative temp location
]

print("\nTesting Upload Folder Options")

for folder in test_folders:
    print(f"\nTesting: {folder}")
    
    try:
        # Try to create the directory
        os.makedirs(folder, exist_ok=True)
        print(f"Directory created/exists")
        
        # Test write permissions
        test_file = os.path.join(folder, 'test_write.txt')
        with open(test_file, 'w') as f:
            f.write('test content')
        print(f"Write permission verified")
        
        # Test read permissions  
        with open(test_file, 'r') as f:
            content = f.read()
        print(f"Read permission verified")
        
        # Clean up test file
        os.remove(test_file)
        print(f" File deletion works")
        
        # Get absolute path
        abs_path = os.path.abspath(folder)
        print(f"Full path: {abs_path}")
        print(f"Writable: {os.access(folder, os.W_OK)}")
        
    except PermissionError as e:
        print(f"Permission denied: {e}")
    except Exception as e:
        print(f"Error: {e}")

# Recommended configuration
print(f"\nRecommended Configuration")
if is_hf_spaces:
    recommended_folder = '/tmp/uploads'
    print(f"For Hugging Face Spaces: {recommended_folder}")
else:
    recommended_folder = 'uploads'  
    print(f"For local development: {recommended_folder}")

print(f"\nUse this in your Flask app:")
print(f"app.config['UPLOAD_FOLDER'] = '{recommended_folder}'")

# Test the current working directory permissions
print(f"\nCurrent Directory Info")
cwd = os.getcwd()
print(f"Current working directory: {cwd}")
print(f"CWD is writable: {os.access(cwd, os.W_OK)}")
print(f"\nPath Environment Variables")
path_vars = ['HOME', 'TMPDIR', 'TEMP', 'TMP', 'SPACE_ID', 'SPACES_ZERO_GPU']
for var in path_vars:
    value = os.getenv(var)
    if value:
        print(f"{var}: {value}")

print(f"\nTest Complete")