public ValidationItem(ValidationField <T> field, DataValidator validator, string fieldName)
{
_valueMethod = field.FieldExpression.Compile();
_validator = validator;
_fieldName = fieldName;
_errorMessage = field.ErrorMessage;
if (field.CompareValue is Expression <Func <T, dynamic> > )
{
var compareExpress = (Expression <Func <T, dynamic> >)field.CompareValue;
_comparePropertyName = ExpressionHelper.GetExpressionText(compareExpress);
_compareValue = compareExpress.Compile();
}
else
{
_compareValue = field.CompareValue;
}
}
/// <summary>
/// 不再某些值内
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="value">比较的值</param>
/// <param name="field">验证字段</param>
public static void NotIn <T>(IEnumerable <dynamic> value, ValidationField <T> field)
{
SetCompareValidation(CompareOperator.NotIn, value, field);
}
/// <summary>
/// 相等性比较
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="value">比较的值</param>
/// <param name="field">验证字段</param>
public static void GreaterThanOrEqual <T>(Expression <Func <T, dynamic> > value, ValidationField <T> field)
{
SetCompareValidation(CompareOperator.GreaterThanOrEqual, value, field);
}
/// <summary>
/// 相等性比较
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="value">比较的值</param>
/// <param name="field">验证字段</param>
public static void GreaterThanOrEqual <T>(dynamic value, ValidationField <T> field)
{
SetCompareValidation(CompareOperator.GreaterThanOrEqual, value, field);
}
/// <summary>
/// 相等性比较
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="value">比较的值</param>
/// <param name="field">验证字段</param>
public static void LessThan <T>(Expression <Func <T, dynamic> > value, ValidationField <T> field)
{
SetCompareValidation(CompareOperator.LessThan, value, field);
}
/// <summary>
/// 相等性比较
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="value">比较的值</param>
/// <param name="field">验证字段</param>
public static void LessThan <T>(dynamic value, ValidationField <T> field)
{
SetCompareValidation(CompareOperator.LessThan, value, field);
}
/// <summary>
/// 相等性比较
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="value">比较的值</param>
/// <param name="field">验证字段</param>
public static void NotEqual <T>(dynamic value, ValidationField <T> field)
{
SetCompareValidation(CompareOperator.NotEqual, value, field);
}
/// <summary>
/// 设置比较验证
/// </summary>
/// <typeparam name="T">数据类型</typeparam>
/// <param name="compareOperator">操作符</param>
/// <param name="value">比较值</param>
/// <param name="field">验证字段</param>
public static void SetCompareValidation <T>(CompareOperator compareOperator, dynamic value, ValidationField <T> field)
{
string validatorKey = string.Format("{0}/{1}", typeof(CompareValidator).FullName, (int)compareOperator);
DataValidator validator = null;
if (_validatorList.ContainsKey(validatorKey))
{
validator = _validatorList[validatorKey];
}
else
{
validator = new CompareValidator(compareOperator);
_validatorList.Add(validatorKey, validator);
}
field.CompareValue = value;
SetValidation(validator, field);
}
