/// <summary>
///
/// </summary>
/// <param name="idCda"></param>
/// <param name="cdaVersion"></param>
/// <param name="cdaXml"></param>
/// <param name="otherQueries"></param>
/// <param name="rootPath"></param>
/// <param name="queryName"></param>
/// <param name="queryReturnType"></param>
/// <param name="entityCodeWithPrefix"></param>
/// <returns></returns>
public static async Task<FromXmlTransformationsResult> FromXmlTransformations(
int idCda,
int cdaVersion,
XNode cdaXml,
string rootPath,
string queryName,
IList<XElement> otherQueries = null,
QueryReturnTypes queryReturnType = QueryReturnTypes.XPathBoolean | QueryReturnTypes.XPathInt | QueryReturnTypes.XQueryFlwrInt,
bool entityCodeWithPrefix = true
)
{
if (cdaXml == null)
{
throw new ArgumentNullException(nameof(cdaXml));
}
if (string.IsNullOrWhiteSpace(rootPath))
{
throw new ArgumentNullException(nameof(rootPath));
}
if (string.IsNullOrWhiteSpace(queryName))
{
throw new ArgumentNullException(nameof(queryName));
}
Dictionary<QueryReturnTypes, string> queryContainers = new Dictionary<QueryReturnTypes, string>()
{
{ QueryReturnTypes.XPathBoolean, @"boolean(/" + rootPath + "[{0}])" },
{ QueryReturnTypes.XPathInt, @"count(/" + rootPath + "[{0}])" },
{ QueryReturnTypes.XQueryFlwrInt, @"for $x in /" + rootPath + " let $where := ({0}) return if ($where) then 1 else 0" },
};
XDocument QueryTransformations = new XDocument(new XElement("QUERIES"));
List<Rule> rules = new List<Rule>();
List<CdaTag> cdaTags = new List<CdaTag>();
List<QueryReturnTypes> returnTypes = new List<QueryReturnTypes>();
Condition conditionObj = null;
Operator operatorObj = null;
bool tryGet = false;
XElement conditionsRoot = ((XElement)cdaXml).FirstNode as XElement;
var cdaBuilderXPath = new StringBuilder();
var cdaBuilderXQuery = new StringBuilder();
char openGroupChar = '(';
char closeGroupChar = ')';
if (queryReturnType.HasFlag(QueryReturnTypes.XPathBoolean))
returnTypes.Add(QueryReturnTypes.XPathBoolean);
if (queryReturnType.HasFlag(QueryReturnTypes.XPathInt))
returnTypes.Add(QueryReturnTypes.XPathInt);
if (queryReturnType.HasFlag(QueryReturnTypes.XQueryFlwrInt))
returnTypes.Add(QueryReturnTypes.XQueryFlwrInt);
foreach (var group in conditionsRoot.Descendants("GROUP"))
{
var conditionSymbol = group.Attribute("CONDITION").Value;
cdaBuilderXPath.AppendFormat(@"{0}", openGroupChar);
cdaBuilderXQuery.AppendFormat(@"{0}", openGroupChar);
foreach (var ruleElement in group.Elements("RULE"))
{
var entityCode = ruleElement.Attribute("ENTITYCODE").Value;
var entityType = ruleElement.Attribute("ENTITYTYPE").Value;
var operatorSymbol = ruleElement.Attribute("OPERATOR").Value;
var value = ruleElement.Attribute("VALUE").Value;
Rule rule = new Rule
{
EntityCode = entityCode,
Operator = operatorSymbol,
Value = value,
EntityType = entityCode.Substring(0, 3),
GroupCondition = conditionSymbol
};
var cdaTag = await CreateCdaTags(rule);
rules.Add(rule);
cdaTags.Add(cdaTag);
if (entityCodeWithPrefix)
{
entityCode = AddPrefixToEntityCode(rule);
}
cdaBuilderXPath.AppendFormat(XPathEntityPrefix, entityCode);
cdaBuilderXQuery.AppendFormat(XQueryEntityPrefix, entityCode);
tryGet = Operators.ListKeyValue.TryGetValue(operatorSymbol.ToLower(), out operatorObj);
if (tryGet)
{
cdaBuilderXPath.AppendFormat(@" {0}", string.Format(operatorObj.XPathValue, value));
cdaBuilderXQuery.AppendFormat(@" {0}", string.Format(operatorObj.XPathValue, value));
}
tryGet = Conditions.ListKeyValue.TryGetValue(conditionSymbol.ToLower(), out conditionObj);
if (tryGet)
{
cdaBuilderXPath.AppendFormat(@" {0} ", conditionObj.Value);
cdaBuilderXQuery.AppendFormat(@" {0} ", conditionObj.Value);
}
}
cdaBuilderXPath.RemoveLast($" {conditionObj.Value} ");
cdaBuilderXQuery.RemoveLast($" {conditionObj.Value} ");
cdaBuilderXPath.AppendFormat(@"{0}", closeGroupChar);
cdaBuilderXQuery.AppendFormat(@"{0}", closeGroupChar);
tryGet = Conditions.ListKeyValue.TryGetValue(conditionSymbol.ToLower(), out conditionObj);
if (tryGet)
{
cdaBuilderXPath.AppendFormat(@" {0} ", conditionObj.Value);
cdaBuilderXQuery.AppendFormat(@" {0} ", conditionObj.Value);
}
}
cdaBuilderXPath.RemoveLast($" {conditionObj.Value} ");
cdaBuilderXQuery.RemoveLast($" {conditionObj.Value} ");
var internalCode = await CreateCdaInternalCode(rules);
if (otherQueries?.Count > 0)
{
QueryTransformations.Element("QUERIES").Add(otherQueries);
}
var cdaBuilderXPathEscaped = cdaBuilderXPath.ToString().EscapeString();
var cdaBuilderXQueryEscaped = cdaBuilderXPath.ToString().EscapeString();
returnTypes.ForEach(type =>
{
var queryElement = new XElement("QUERY", new XAttribute("NAME", queryName));
switch (type)
{
case QueryReturnTypes.XPathInt:
queryElement.Add(
new XAttribute("TYPE", "xpath"),
new XAttribute("EXPRESSIONTYPE", string.Empty),
new XAttribute("RETURNTYPE", "int"),
new XAttribute("WHERECLAUSE", string.Format(queryContainers[QueryReturnTypes.XPathInt], cdaBuilderXPathEscaped)),
new XAttribute("IDCDA", idCda),
new XAttribute("CDAVERSION", cdaVersion)
);
break;
case QueryReturnTypes.XPathBoolean:
queryElement.Add(
new XAttribute("TYPE", "xpath"),
new XAttribute("EXPRESSIONTYPE", string.Empty),
new XAttribute("RETURNTYPE", "bool"),
new XAttribute("WHERECLAUSE", string.Format(queryContainers[QueryReturnTypes.XPathBoolean], cdaBuilderXPathEscaped)),
new XAttribute("IDCDA", idCda),
new XAttribute("CDAVERSION", cdaVersion)
);
break;
case QueryReturnTypes.XQueryFlwrInt:
queryElement.Add(
new XAttribute("TYPE", "xquery"),
new XAttribute("EXPRESSIONTYPE", "flwr"),
new XAttribute("RETURNTYPE", "int"),
new XAttribute("WHERECLAUSE", string.Format(queryContainers[QueryReturnTypes.XQueryFlwrInt], cdaBuilderXQueryEscaped)),
new XAttribute("IDCDA", idCda),
new XAttribute("CDAVERSION", cdaVersion)
);
break;
default:
break;
}
QueryTransformations.Root.Add(queryElement);
});
FromXmlTransformationsResult result = new FromXmlTransformationsResult()
{
QueryTransformations = new QueryTransformation() { ResultValue = QueryTransformations, Success = true },
TagsTransformation = new TagsTransformation() { ResultValue = cdaTags, Success = true },
InternalCode = new InternalCode() { ResultValue = internalCode, Success = true }
};
return await Task.FromResult(result);
}
private static async Task<CdaTag> CreateCdaTags(Rule rule)
{
var cdaTag = new CdaTag { EntityCode = rule.EntityCode.ToLower(), Operator = rule.Operator.ToLower(), Value = rule.Value.ToLower() };
cdaTag.TagText = cdaTag.ToString();
return await Task.FromResult(cdaTag);
}
private static string AddPrefixToEntityCode(Rule rule)
{
return $"{rule.EntityType.Substring(0, 1)}-{rule.EntityCode}";
}
/// <summary>
///
/// </summary>
/// <param name="cdaXml"></param>
/// <returns></returns>
public static async Task<IList<CdaTag>> CreateCdaTags(XNode cdaXml)
{
List<CdaTag> cdaTags = new List<CdaTag>();
XElement conditionsRoot = ((XElement)cdaXml).FirstNode as XElement;
foreach (var group in conditionsRoot.Descendants("GROUP"))
{
var conditionSymbol = group.Attribute("CONDITION").Value;
foreach (var ruleElement in group.Elements("RULE"))
{
var entityCode = ruleElement.Attribute("ENTITYCODE").Value;
var entityType = ruleElement.Attribute("ENTITYTYPE").Value;
var operatorSymbol = ruleElement.Attribute("OPERATOR").Value;
var value = ruleElement.Attribute("VALUE").Value;
Rule rule = new Rule
{
EntityCode = entityCode,
Operator = operatorSymbol,
Value = value,
EntityType = string.IsNullOrWhiteSpace(entityType) ? entityCode.Substring(0, 3) : entityType,
GroupCondition = conditionSymbol
};
var cdaTag = await CreateCdaTags(rule);
cdaTags.Add(cdaTag);
}
}
return await Task.FromResult(cdaTags);
}
