"""Fill pickup_day and pickup_date for existing group orders."""

from datetime import datetime, timedelta


def migrate(cr, version):
    """
    Fill pickup_day and pickup_date for existing group orders.
    
    This ensures that existing group orders show delivery information.
    """
    from odoo import api, SUPERUSER_ID
    
    env = api.Environment(cr, SUPERUSER_ID, {})
    
    # Get all group orders that don't have pickup_day set
    group_orders = env['group.order'].search([('pickup_day', '=', False)])
    
    if not group_orders:
        return
    
    # Set default values: Friday (4) and one week from now
    today = datetime.now().date()
    
    # Find Friday of next week (day 4)
    days_until_friday = (4 - today.weekday()) % 7  # 4 = Friday
    if days_until_friday == 0:
        days_until_friday = 7
    friday = today + timedelta(days=days_until_friday)
    
    for order in group_orders:
        order.write({
            'pickup_day': 4,  # Friday
            'pickup_date': friday,
            'delivery_notice': 'Home delivery available.',
        })