private Expression CreateSimpleFilterExpression(object value, Expression fieldExpression)
{
if (this.PropertyInfo.PropertyType != typeof(DateTime) && this.PropertyInfo.PropertyType != typeof(DateTime?))
{
Expression expression = Expression.Equal(fieldExpression, Expression.Constant(value, this.PropertyInfo.PropertyType));
return(expression);
}
DateTime dateTime = DateTimeFormater.Deserialize(value.ToString());
if (this.DateFormat == null)
{
Expression expression = Expression.Equal(fieldExpression, Expression.Constant(dateTime));
return(expression);
}
Expression currentExpression = null;
if (this.DateTimeFormater.HasYear)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Year, dateTime.Year);
}
if (this.DateTimeFormater.HasMonth)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Month, dateTime.Month);
}
if (this.DateTimeFormater.HasDay)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Day, dateTime.Day);
}
if (this.DateTimeFormater.HasHour)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Hour, dateTime.Hour);
}
if (this.DateTimeFormater.HasMinute)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Minute, dateTime.Minute);
}
if (this.DateTimeFormater.HasSecond)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Second, dateTime.Second);
}
return(currentExpression);
}
private Expression CreateFilterByDateTimeExpression(object value, Expression fieldExpression)
{
DateTime dateTime = DateTimeFormater.Deserialize(value.ToString());
if (this.DateFormat == null)
{
return(Expression.Equal(fieldExpression, Expression.Constant(dateTime)));
}
Expression currentExpression = null;
if (this.DateTimeFormater.HasYear)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Year, dateTime.Year);
}
if (this.DateTimeFormater.HasMonth)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Month, dateTime.Month);
}
if (this.DateTimeFormater.HasDay)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Day, dateTime.Day);
}
if (this.DateTimeFormater.HasHour)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Hour, dateTime.Hour);
}
if (this.DateTimeFormater.HasMinute)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Minute, dateTime.Minute);
}
if (this.DateTimeFormater.HasSecond)
{
currentExpression = AddEqualsExpression(fieldExpression, currentExpression, DateTimeFormater.DateTime_Second, dateTime.Second);
}
return(currentExpression);
}
