/// <summary>
/// 条件
/// </summary>
/// <typeparam name="T">实体类</typeparam>
/// <param name="t"></param>
/// <param name="OperType">操作类型</param>
/// <param name="Exp">条件</param>
/// <param name="Sort">排序</param>
/// <returns></returns>
public GDModel.MergerModel GDCodition <T>(T t, SQLEnum.OperationType OperType, Expression <Func <T, bool> > Exp = null) where T : new()
{
PropertyInfo[] propertys = t.GetType().GetProperties();
string SQLStr = string.Empty;
string Where = (Exp == null ? "" : Exp.DealExpress());
string TableName = typeof(T).Name;
if (OperType == SQLEnum.OperationType.Add || OperType == SQLEnum.OperationType.Update)
{
List <string> FileName = new List <string>();
List <string> Value = new List <string>();
string DbValue = string.Empty;
foreach (PropertyInfo pi in propertys)
{
GDColoum objAttrs = pi.GetCustomAttribute <GDColoum>();
if (objAttrs != null && !objAttrs.IsKey)
{
object obj = pi.GetValue(t, null);
if (obj != null)
{
if (OperType == SQLEnum.OperationType.Add)
{
FileName.Add(pi.Name);
Value.Add(pi.GetValue(t, null).ToValStr());
}
else
{
FileName.Add($"{pi.Name}={pi.GetValue(t, null).ToValStr()}");
}
}
}
}
if (OperType == SQLEnum.OperationType.Add)
{
SQLStr = $"INSERT INTO {TableName}({string.Join(",", FileName)}) values({string.Join(",", Value)})";
}
else
{
SQLStr = $"UPDATE {TableName} set {string.Join(",", FileName)} where 1=1" + (string.IsNullOrEmpty(Where) ? "" : " and " + Where);
}
}
else
{
SQLStr = $"DELETE FROM {TableName} where 1=1 {Where}";
}
return(new GDModel.MergerModel()
{
SQLStr = SQLStr, Entity = t
});
}
/// <summary>
/// 条件
/// </summary>
/// <typeparam name="T">实体类</typeparam>
/// <param name="t"></param>
/// <param name="OperType">操作类型</param>
/// <param name="Exp">条件</param>
/// <param name="Sort">排序</param>
/// <returns></returns>
public static GDModel.MergerModel GDCodition <T>(this T t, SQLEnum.OperationType OperType, Expression <Func <T, bool> > Exp = null) where T : new()
{
SQLServerBSHelper Bs = new SQLServerBSHelper(ConnectName);
return(Bs.GDCodition(t, OperType, Exp));
}
