"""
Shared configuration for Google Workspace MCP server.
This module holds configuration values that need to be shared across modules
to avoid circular imports.

NOTE: OAuth configuration has been moved to auth.oauth_config for centralization.
This module now imports from there for backward compatibility.
"""

import os
from auth.oauth_config import (
    get_oauth_base_url,
    get_oauth_redirect_uri,
    set_transport_mode,
    get_transport_mode,
    is_oauth21_enabled
)

# Server configuration
WORKSPACE_MCP_PORT = int(os.getenv("PORT", os.getenv("WORKSPACE_MCP_PORT", 8000)))
WORKSPACE_MCP_BASE_URI = os.getenv("WORKSPACE_MCP_BASE_URI", "http://localhost")

# Disable USER_GOOGLE_EMAIL in OAuth 2.1 multi-user mode
USER_GOOGLE_EMAIL = None if is_oauth21_enabled() else os.getenv("USER_GOOGLE_EMAIL", None)

# Re-export OAuth functions for backward compatibility
__all__ = [
    'WORKSPACE_MCP_PORT',
    'WORKSPACE_MCP_BASE_URI',
    'USER_GOOGLE_EMAIL',
    'get_oauth_base_url',
    'get_oauth_redirect_uri',
    'set_transport_mode',
    'get_transport_mode'
]