/// <summary>
/// Initialises a new instance of the <see cref="DocumentWithMetadata{TDocument}"/> class.
/// </summary>
/// <param name="metadata">The metadata.</param>
/// <param name="document">The document.</param>
public DocumentWithMetadata(DocumentMetadata metadata, TDocument document)
{
if (metadata == null)
{
throw new ArgumentNullException(nameof(metadata));
}
if (document == null)
{
throw new ArgumentNullException(nameof(document));
}
Metadata = metadata;
Document = document;
}
private DocumentWithMetadata <TDocument> ReadDocumentWithMetadata <TDocument>(
DocumentTypeMapping <TDocument> mapping,
UnversionedDbDocument document)
{
var metadata = new DocumentMetadata(document.CreatedTimestamp, document.Timestamp, document.Actor);
TDocument content;
if (!TryGetDocumentContent(document, mapping, out content, out _))
{
return(null);
}
return(new DocumentWithMetadata <TDocument>(metadata, content));
}
private DocumentReadResult(
string documentId,
DocumentMetadata metadata,
TDocument document,
DocumentReadFailureDetails failureDetails,
DocumentReadResultType resultType)
{
DocumentId = documentId;
FailureDetails = failureDetails;
ResultType = resultType;
// Both may be null.
Metadata = metadata;
Document = document;
}
private DocumentReadResult <TDocument> ReadDocument <TDocument>(
DocumentTypeMapping <TDocument> mapping,
UnversionedDbDocument document)
{
var metadata = new DocumentMetadata(document.CreatedTimestamp, document.Timestamp, document.Actor);
TDocument content;
DocumentReadFailureDetails failure;
if (!TryGetDocumentContent(document, mapping, out content, out failure))
{
return(DocumentReadResult <TDocument> .CreateFailure(document.DocumentId, metadata, failure));
}
return(DocumentReadResult <TDocument> .CreateOkay(document.DocumentId, metadata, content));
}
/// <summary>
/// Creates a successful read result.
/// </summary>
/// <param name="documentId">The document id.</param>
/// <param name="metadata">The document metadata.</param>
/// <param name="document">The document.</param>
/// <returns>A document read result indicating success.</returns>
public static DocumentReadResult <TDocument> CreateOkay(string documentId, DocumentMetadata metadata, TDocument document)
{
if (documentId == null)
{
throw new ArgumentNullException(nameof(documentId));
}
if (metadata == null)
{
throw new ArgumentNullException(nameof(metadata));
}
if (document == null)
{
throw new ArgumentNullException(nameof(document));
}
return(new DocumentReadResult <TDocument>(documentId, metadata, document, null, DocumentReadResultType.Loaded));
}
/// <summary>
/// Creates a unsuccessful read result.
/// </summary>
/// <param name="documentId">The document id.</param>
/// <param name="metadata">The document metadata.</param>
/// <param name="failureDetails">The failure details.</param>
/// <returns>A document read result indicating failure.</returns>
public static DocumentReadResult <TDocument> CreateFailure(
string documentId,
DocumentMetadata metadata,
DocumentReadFailureDetails failureDetails)
{
if (documentId == null)
{
throw new ArgumentNullException(nameof(documentId));
}
if (metadata == null)
{
throw new ArgumentNullException(nameof(metadata));
}
if (failureDetails == null)
{
throw new ArgumentNullException(nameof(failureDetails));
}
return(new DocumentReadResult <TDocument>(documentId, metadata, default(TDocument), failureDetails, DocumentReadResultType.Failed));
}
