/// <summary>
/// 自动计算对象的余额,isAdd只能是新增或者删除
/// 如果需要修改就先删除再新增
/// </summary>
/// <param name="index"></param>
/// <returns></returns>
public BankCard CalcBalance(BankCard index, Boolean isAdd)
{
Diction dic = new DLDiction().Select(index.BankType);
var bal = dic.Note.GetDouble();
if (isAdd)
{
//新增
if (index.SaveType == 1000200001)//存入
{
bal += index.Price;
}
else
{
bal -= index.Price;
}
}
else
{
//删除
if (index.SaveType == 1000200001)//存入
{
bal -= index.Price;
}
else
{
bal += index.Price;
}
}
dic.Note = bal.GetString();
index.Balance = bal;
new DLDiction().Update(dic);
return(index);
}
/// <summary>
/// 计算所有信息的余额
/// </summary>
/// <returns></returns>
public bool CalcAllBalance()
{
Double cal = 0;
SQLiteParameter[] parm;
String sql = String.Empty;
List <Diction> dics = new DLDiction().Select(new HashTableExp("ParentId", "1000100000"), "");
foreach (var item in dics)
{
item.Note = "0";
}
List <BankCard> banks = new DLBankCard().Select(null, "").OrderBy(f => f.Time).ThenBy(f => f.CreateTime).ToList();
foreach (var item in banks)
{
//表示存入
if (item.SaveType == 1000200001)
{
cal = dics.Where(f => f.Id == item.BankType).SingleOrDefault().Note.GetDouble();
cal += item.Price;
dics.Where(f => f.Id == item.BankType).SingleOrDefault().Note = cal.GetString();
}
//表示取出
else
{
cal = dics.Where(f => f.Id == item.BankType).SingleOrDefault().Note.GetDouble();
cal -= item.Price;
dics.Where(f => f.Id == item.BankType).SingleOrDefault().Note = cal.GetString();
}
item.Balance = cal;
}
List <SqlHashTable> hashList = new List <SqlHashTable>();
foreach (var item in dics)
{
sql = "update Diction set Note=@Note where Id=@Id";
parm = new SQLiteParameter[] {
new SQLiteParameter("@Note", item.Note),
new SQLiteParameter("@Id", item.Id)
};
hashList.Add(new SqlHashTable(sql, parm));
}
foreach (var item in banks)
{
sql = "update Bank_Card set Balance=@Balance where Id=@Id";
parm = new SQLiteParameter[] {
new SQLiteParameter("@Id", item.Id),
new SQLiteParameter("@Balance", item.Balance)
};
hashList.Add(new SqlHashTable(sql, parm));
}
return(SqlLiteHelper.ExecuteSql(hashList) > 0);
}
/// <summary>
/// 查询所有银行卡的最后一条数据 time格式：2015-01-02
/// </summary>
/// <returns></returns>
public List <VBankCard> SelectCalc(String time)
{
String sql = String.Empty;
List <VBankCard> list = new List <VBankCard>();
//查询所有银行卡
List <Diction> dics = new DLDiction().Select(new HashTableExp("ParentId", "1000100000"), null);
foreach (var item in dics)
{
//查询最近一次的记录
String sqlWhere = String.Format("Bank_Type='{0}'", item.Id);
if (!String.IsNullOrEmpty(time))
{
sqlWhere += String.Format(" and time<='{0}'", time);
}
sql = String.Format("select * from V_Bank_Card where {0} order by time desc,create_time desc limit 1 offset 0", sqlWhere);
DataTable dt = SqlLiteHelper.GetTable(sql, CommandType.Text);
list = Life.Model.Common <VBankCard> .ConvertToList(dt);
}
return(list);
}
