/// <summary>
/// Validates the specified message content.
/// Ensures that the <see cref="!:messageContent"/> contains all manadtory XML elements.
/// </summary>
/// <param name="messageContent">Content of the message.</param>
/// <exception cref="ArgumentException">Value cannot be null or whitespace. - messageContent</exception>
/// <exception cref="XmlContentParserException"></exception>
public void Validate(string messageContent)
{
if (string.IsNullOrWhiteSpace(messageContent))
{
throw new ArgumentException("Value cannot be null or whitespace.", nameof(messageContent));
}
IEnumerable <string> mandatoryXmlElements = _validationRepository.GetMandatoryXmlElements().ToList();
bool isValid = mandatoryXmlElements.All(xmlElement =>
{
string xmlContent = _identifyXmlElementsService.ExtractXmlContent(messageContent, RegularExpressions.XmlContentRegex, xmlElement);
return(!string.IsNullOrWhiteSpace(xmlContent) && !xmlContent.Equals($"{xmlElement}{xmlElement.Insert(1, "/")}"));
});
if (!isValid)
{
throw new XmlContentParserException($"The specified message content does not contain all mandatory XML elements. Mandatory elements: '{string.Join(",", mandatoryXmlElements)}'.");
}
}
private T ExtractAndDeserializeXmlElement <T>(string messageContent, string element)
{
string xmlContent = _identifyXmlElementsService.ExtractXmlContent(messageContent, RegularExpressions.XmlContentRegex, element);
return(!string.IsNullOrWhiteSpace(xmlContent) ? _xmlDeserializerService.Deserialize <T>(xmlContent) : default(T));
}