# 英国海运订单费用,返回单个sku的订单费用和订单类型
def uk_ocean_order_price(packages,k):
    """
    入参:packages的类型是Package_group,里面包含多个Package,这是一个类,这个类今天在群里发过
    入参:k是物流分摊费,也就是k

    出参: 订单物流费，订单类型
    """
    # 计算uk经济直达费用
    order_fee = 0
    express_fee = 0
    order_type1 = ''  # 订单类型
    num = len(packages)
    if num > 30:
        return 0, '包裹数超过30'
    for package in packages:
        base_fee = 0
        other_fee1 = 0
        if package.fst_size <= 175 and package.girth <= 339 and package.weight <= 40000:
            base_fee = 3.7/0.359*1.3-k-0.8*package.get_volume_weight(6000)
        else:
            base_fee = 999999
        if package.fst_size >=100 and package.sed_size >=60 and package.weight >=30000:
            other_fee1 =45
            order_type1 += '大包裹'
        
        express_fee += (base_fee + other_fee1)
    express_fee = round(express_fee, 2)

    # 卡派 主计费实重，辅计费抛重
    ltl_fee = 0
    order_type2 = '卡派'
    sku_total_cubic_feet = 0
    for package in packages:
        cubic_feet= package.length * package.width * package.height / 6000
        sku_total_cubic_feet += cubic_feet
        if package.length >310:
            return 999999,'包裹超尺寸'
    ltl_fee = max(151/0.359 - 2.4 /7 * sku_total_cubic_feet,2.5) 

    if express_fee <= ltl_fee:
        order_fee = express_fee
        order_type = order_type1
    else:
        order_fee = ltl_fee
        order_type = order_type2
    return round(order_fee,2), order_type