/// <summary>
/// 创建交易
/// </summary>
/// <param name="name">名称</param>
/// <param name="description">描述</param>
/// <param name="startDate">开始日期</param>
/// <param name="tradeType">交易类型</param>
/// <returns>创建的交易</returns>
public static Trade CreateTrade(string name, string description, DateTime startDate, string tradeType)
{
const string tradeTypes = "购买飞机、租赁飞机、购买发动机、租赁发动机、购买BFE";
if (!tradeTypes.Contains(tradeType))
{
throw new ArgumentException("交易类型错误！");
}
var trade = new Trade
{
Name = name,
Description = description,
CreateDate = DateTime.Now,
StartDate = startDate,
TradeType = tradeType
};
return trade;
}
/// <summary>
/// 设置交易
/// </summary>
/// <param name="trade">交易</param>
public void SetTrade(Trade trade)
{
if (trade == null || trade.IsTransient())
{
throw new ArgumentException("交易参数为空！");
}
Trade = trade;
TradeId = trade.Id;
}