public void Values(Dictionary <string, object> columns)
{
if (columns == null || columns.Count == 0)
{
throw new ArgumentNullException(nameof(columns));
}
foreach (var kv in columns)
{
var paramName = _parameterManager.GenerateName();
_parameterManager.Add(paramName, kv.Value, Datas.Queries.Operator.Equal);
_columns.Add(kv.Key, paramName);
}
}
/// <summary>
/// 创建In条件
/// </summary>
private ICondition CreateInCondition(string column, IEnumerable values)
{
if (values == null)
{
return(NullCondition.Instance);
}
var paramNames = new List <string>();
foreach (var value in values)
{
var name = _parameterManager.GenerateName();
paramNames.Add(name);
_parameterManager.Add(name, value);
}
return(new InCondition(column, paramNames));
}
/// <summary>
/// 获取列
/// </summary>
private SqlItem GetColumn(Expression expression, bool right)
{
var type = _resolver.GetType(expression, right);
var column = _resolver.GetColumn(expression, type, right);
if (string.IsNullOrWhiteSpace(column))
{
var name = _parameterManager.GenerateName();
_parameterManager.Add(name, Lambda.GetValue(expression));
return(new SqlItem(name, raw: true));
}
return(new SqlItem(GetColumn(type, column)));
}
