public OutputReferencesPattern(string pattern, string referencesCollectionName = null)
{
ReferencesCollectionName = referencesCollectionName;
var fieldToFormatPosition = ValidatePattern(pattern, out var formattedPattern);
_builder = new DocumentIdBuilder(pattern, formattedPattern, fieldToFormatPosition);
}
public OutputReferencesPattern(string pattern)
{
var matches = FieldsRegex.Matches(pattern);
if (matches.Count == 0)
{
throw new InvalidOperationException("Provided pattern is not supported: " + pattern);
}
var fieldToFormatPosition = new Dictionary <string, int>(matches.Count);
int numberOfFields = 0;
var formattedPattern = FieldsRegex.Replace(pattern, StringFormatEvaluator);
_builder = new DocumentIdBuilder(pattern, formattedPattern, fieldToFormatPosition);
string StringFormatEvaluator(Match m)
{
var groups = m.Groups;
try
{
if (groups.Count == 2)
{
// {OrderedAt}
return($"{{{numberOfFields}}}");
}
if (groups.Count == 3)
{
// {OrderedAt:yyyy-MM-dd}
return($"{{{numberOfFields}:{groups[2]}}}");
}
}
finally
{
string fieldName = groups[1].ToString();
if (fieldToFormatPosition.ContainsKey(fieldName))
{
throw new NotSupportedException($"Pattern should contain unique fields only. Duplicated field: '{fieldName}'");
}
fieldToFormatPosition.Add(fieldName, numberOfFields);
numberOfFields++;
}
throw new NotSupportedException("Provided pattern is not supported: " + pattern);
}
}
public IDisposable BuildReferenceDocumentId(out DocumentIdBuilder builder)
{
builder = _builder;
return(_builder);
}
