public static void CanDelete(AppPatterns patterns, DeletePattern command)
{
Guard.NotNull(command, nameof(command));
if (!patterns.ContainsKey(command.PatternId))
{
throw new DomainObjectNotFoundException(command.PatternId.ToString(), typeof(AppPattern));
}
}
public static void CanUpdate(AppPatterns patterns, UpdatePattern command)
{
Guard.NotNull(command, nameof(command));
if (!patterns.ContainsKey(command.PatternId))
{
throw new DomainObjectNotFoundException(command.PatternId.ToString(), typeof(AppPattern));
}
Validate.It(() => "Cannot update pattern.", error =>
{
if (string.IsNullOrWhiteSpace(command.Name))
{
error(new ValidationError("Pattern name can not be empty.", nameof(command.Name)));
}
if (patterns.Any(x => x.Key != command.PatternId && x.Value.Name.Equals(command.Name, StringComparison.OrdinalIgnoreCase)))
{
error(new ValidationError("Pattern name is already assigned.", nameof(command.Name)));
}
if (string.IsNullOrWhiteSpace(command.Pattern))
{
error(new ValidationError("Pattern can not be empty.", nameof(command.Pattern)));
}
else if (!command.Pattern.IsValidRegex())
{
error(new ValidationError("Pattern is not a valid regular expression.", nameof(command.Pattern)));
}
if (patterns.Any(x => x.Key != command.PatternId && x.Value.Pattern == command.Pattern))
{
error(new ValidationError("Pattern already exists.", nameof(command.Pattern)));
}
});
}
public static void CanUpdate(AppPatterns patterns, UpdatePattern command)
{
Guard.NotNull(command, nameof(command));
if (!patterns.ContainsKey(command.PatternId))
{
throw new DomainObjectNotFoundException(command.PatternId.ToString(), typeof(AppPattern));
}
Validate.It(() => "Cannot update pattern.", e =>
{
if (string.IsNullOrWhiteSpace(command.Name))
{
e(Not.Defined("Name"), nameof(command.Name));
}
if (patterns.Any(x => x.Key != command.PatternId && x.Value.Name.Equals(command.Name, StringComparison.OrdinalIgnoreCase)))
{
e("A pattern with the same name already exists.");
}
if (string.IsNullOrWhiteSpace(command.Pattern))
{
e(Not.Defined("Pattern"), nameof(command.Pattern));
}
else if (!command.Pattern.IsValidRegex())
{
e(Not.Valid("Pattern"), nameof(command.Pattern));
}
if (patterns.Any(x => x.Key != command.PatternId && x.Value.Pattern == command.Pattern))
{
e("This pattern already exists but with another name.");
}
});
}
public static void CanUpdate(AppPatterns patterns, UpdatePattern command)
{
Guard.NotNull(command, nameof(command));
if (!patterns.ContainsKey(command.PatternId))
{
throw new DomainObjectNotFoundException(command.PatternId.ToString());
}
Validate.It(e =>
{
if (string.IsNullOrWhiteSpace(command.Name))
{
e(Not.Defined(nameof(command.Name)), nameof(command.Name));
}
if (patterns.Any(x => x.Key != command.PatternId && x.Value.Name.Equals(command.Name, StringComparison.OrdinalIgnoreCase)))
{
e(T.Get("apps.patterns.nameAlreadyExists"));
}
if (string.IsNullOrWhiteSpace(command.Pattern))
{
e(Not.Defined(nameof(command.Pattern)), nameof(command.Pattern));
}
else if (!command.Pattern.IsValidRegex())
{
e(Not.Valid(nameof(command.Pattern)), nameof(command.Pattern));
}
if (patterns.Any(x => x.Key != command.PatternId && x.Value.Pattern == command.Pattern))
{
e(T.Get("apps.patterns.patternAlreadyExists"));
}
});
}