/// <summary>
/// Adds a rule that specifies that the string property must be set and not empty.
/// </summary>
/// <param name="messageLambda">A lambda or function that will determine the error message to use should this validation rule fail.</param>
/// <returns>A <see cref="FluentStringRuleSet{TEntity}"/> object that can be used to chain string rules together.</returns>
public FluentStringRuleSet <TEntity> Required(Func <TEntity, string> messageLambda)
{
var name = String.Format(Resources.FluentIsRequiredName, Property.Name);
EntityRules.AddRule(x => !String.IsNullOrEmpty((string)Property.GetValue(x, null)), name, messageLambda);
return(this);
}
/// <summary>
/// Adds a rule that specifies that the string property must be at least a specified length.
/// </summary>
/// <param name="minimumLength">The minimum length that the string property can be.</param>
/// <param name="messageLambda">A lambda or function that will determine the error message to use should this validation rule fail.</param>
/// <returns>A <see cref="FluentStringRuleSet{TEntity}"/> object that can be used to chain string rules together.</returns>
public FluentStringRuleSet <TEntity> MinimumLength(int minimumLength, Func <TEntity, string> messageLambda)
{
var name = String.Format(Resources.FluentMinimumLengthName, Property.Name);
EntityRules.AddRule(x => ((string)Property.GetValue(x, null)) == null || ((string)Property.GetValue(x, null)).Length >= minimumLength, name, messageLambda);
return(this);
}
/// <summary>
/// Adds a rule that specifies that the string property must match a specific regular expression pattern.
/// </summary>
/// <param name="pattern">The regular expression pattern that the property must match.</param>
/// <param name="messageLambda">A lambda or function that will determine the error message to use should this validation rule fail.</param>
/// <returns>A <see cref="FluentStringRuleSet{TEntity}"/> object that can be used to chain string rules together.</returns>
public FluentStringRuleSet <TEntity> MatchesPattern(string pattern, Func <TEntity, string> messageLambda)
{
var name = String.Format(Resources.FluentMatchesPatternName, Property.Name);
EntityRules.AddRule(x => ((string)Property.GetValue(x, null)) == null || Regex.IsMatch((string)Property.GetValue(x, null), pattern), name, messageLambda);
return(this);
}
public FluentNumberRuleSet <TEntity> Minimum(decimal minimum, Func <TEntity, string> messageLambda)
{
var name = String.Format(Resources.FluentMinimumValueName, Property.Name);
EntityRules.AddRule(x => (Property.PropertyType.IsGenericType && Property.PropertyType.GetGenericTypeDefinition() == typeof(Nullable <>) ?
(Property.GetValue(x, null) != null ? Convert.ToDecimal(Property.GetValue(x, null)) >= minimum : true) :
Convert.ToDecimal(Property.GetValue(x, null)) >= minimum), name, messageLambda);
return(this);
}
/// <summary>
/// Adds a rule that specifies that the numeric property must be set.
/// </summary>
/// <param name="messageLambda">A lambda or function that will determine the error message to use should this validation rule fail.</param>
/// <returns>A <see cref="FluentNumberRuleSet{TEntity}"/> object that can be used to chain numeric rules together.</returns>
public FluentNumberRuleSet <TEntity> Required(Func <TEntity, string> messageLambda)
{
var name = String.Format(Resources.FluentIsRequiredName, Property.Name);
EntityRules.AddRule(x =>
Property.PropertyType.IsGenericType && Property.PropertyType.GetGenericTypeDefinition() == typeof(Nullable <>) ?
((decimal?)Property.GetValue(x, null)).HasValue :
true, name, messageLambda);
return(this);
}
