"""
Stub functions for Sprint 13 MVP
These are placeholder functions that return default values for testing purposes.
"""


def get_percentile(user_id):
    """
    Stub function to get user percentile ranking.
    
    Args:
        user_id (int): The user ID
        
    Returns:
        int: Always returns 50 (50th percentile)
    """
    return 50


def get_current_season():
    """
    Stub function to get current season/week.
    
    Returns:
        str: Always returns "Week 1"
    """
    return "Week 1"


def trigger_achievements(user_id, action):
    """
    Stub function to trigger achievements for a user action.
    
    Args:
        user_id (int): The user ID
        action (str): The action that might trigger achievements
        
    Returns:
        list: Always returns empty list (no achievements triggered)
    """
    return []