/// <summary>
/// 增加指定类型金额
/// </summary>
/// <param name="context"></param>
/// <param name="customerId"></param>
/// <param name="amountType"></param>
/// <param name="amount"></param>
/// <returns></returns>
public static PlatformAmount IncreasePlatformAmount(this DbContext context, PlatformAmountType amountType, long amount, string logTitle, string logDetail, PlatformFinaceType logFinaceType)
{
var model = context.GetSingleOrNewPlatformAmount(amountType);
var originalAmount = model.Amount;
model.Amount += amount;
var nowAmount = model.Amount;
context.AddToPlatformAmountChangeLog(new PlatformAmountChangeLog()
{
AddTime = DateTime.Now,
Amount = amount,
Detail = logDetail,
NowAmount = nowAmount,
OriginalAmount = originalAmount,
Title = logTitle,
Type = logFinaceType
});
return(model);
}
public static PlatformAmount GetSingleOrNewPlatformAmount(this DbContext context, PlatformAmountType amountType)
{
var model = context.Set <PlatformAmount>().Where(m => m.AmountType == amountType).FirstOrDefault();
if (model == null)
{
model = new PlatformAmount
{
Amount = 0,
AmountType = amountType
};
context.AddToPlatformAmount(model);
}
return(model);
}