from flask_socketio import SocketIO
from flask_sqlalchemy import SQLAlchemy
from flask_login import LoginManager
from flask_wtf.csrf import CSRFProtect

# Initialize extensions
db = SQLAlchemy()
login_manager = LoginManager()
csrf = CSRFProtect()
socketio = SocketIO(
    cors_allowed_origins="*",
    async_mode='threading',
    logger=True,
    engineio_logger=True,
    ping_timeout=60,
    ping_interval=25,
    always_connect=True,
    transports=['websocket', 'polling'],
    allow_upgrades=True,
    max_http_buffer_size=1e8
)