public Task <string> RequestLastestDocumentRevision(string documentId)
{
if (string.IsNullOrEmpty(documentId))
{
throw new ArgumentNullException("documentId");
}
var documentUri = uriConstructor.GetFullDocumentUri(documentId);
var request = new HttpRequestMessage(HttpMethod.Head, documentUri);
using (SyncContext.SwitchToDefault())
return(parent.RequestCouchDb(request).ContinueWith(
rt => {
var response = rt.Result;
if (!response.IsSuccessStatusCode)
{
var couchApiError = new CouchError(parent.Settings.Serializer, response);
couchApiError.ThrowDatabaseMissingExceptionIfNedded(uriConstructor);
couchApiError.ThrowStaleStateExceptionIfNedded("update", documentId);
couchApiError.ThrowInvalidDocumentExceptionIfNedded(documentId);
if (response.StatusCode == HttpStatusCode.NotFound)
{
return null;
}
couchApiError.ThrowCouchCommunicationException();
}
var etag = response.Headers.ETag;
if (etag == null || etag.Tag == null)
{
throw new ParseException("Etag header expected but was not found.");
}
return etag.Tag.Trim('"');
}));
}
async Task <DocumentInfo> DeleteDocumentInternal(string documentId, string revision, HttpRequestMessage request)
{
var response = await parent.RequestCouchDb(request);
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor);
error.ThrowStaleStateExceptionIfNedded("delete", documentId, revision);
error.ThrowCouchCommunicationException();
}
return(await ReadDocumentInfo(response));
}
async Task <DocumentInfo> DeleteAttachmentInternal(string attachmentId, string documentId, string documentRevision)
{
var attachmentUri = uriConstructor.GetFullAttachmentUri(attachmentId, documentId, documentRevision);
var requestMessage = new HttpRequestMessage(HttpMethod.Delete, attachmentUri);
var response = await parent.RequestCouchDb(requestMessage);
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor.DatabaseName);
error.ThrowAttachmentMissingException(attachmentId, documentId, documentRevision);
error.ThrowDocumentNotFoundIfNedded(documentId, documentRevision);
error.ThrowStaleStateExceptionIfNedded(
string.Format("deleting attachment ID '{0}'", attachmentId), documentId, documentRevision);
error.ThrowCouchCommunicationException();
}
return(await ReadDocumentInfo(response));
}
async Task <DocumentInfo> SaveAttachmentInternal(Attachment attachment, string documentId, string documentRevision)
{
var attachmentUri = uriConstructor.GetFullAttachmentUri(attachment.Id, documentId, documentRevision);
var requestMessage = new HttpRequestMessage(HttpMethod.Put, attachmentUri);
HttpResponseMessage response;
using (var requestContentStream = await attachment.OpenRead())
{
requestMessage.Content = new StreamContent(requestContentStream);
requestMessage.Content.Headers.ContentType = new MediaTypeHeaderValue(attachment.ContentType);
response = await parent.RequestCouchDb(requestMessage);
}
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor.DatabaseName);
error.ThrowStaleStateExceptionIfNedded(
string.Format("saving attachment ID '{0}'", attachment.Id), documentId, documentRevision);
error.ThrowCouchCommunicationException();
}
return(await ReadDocumentInfo(response));
}
public Task <Attachment> RequestAttachment(string attachmentId, string documentId, string documentRevision = null)
{
if (attachmentId.HasNoValue())
{
throw new ArgumentNullException("attachmentId");
}
if (documentId.HasNoValue())
{
throw new ArgumentNullException("documentId");
}
var attachmentUri = uriConstructor.GetFullAttachmentUri(attachmentId, documentId, documentRevision);
var requestMessage = new HttpRequestMessage(HttpMethod.Get, attachmentUri);
requestMessage.Headers.Accept.Clear();
using (SyncContext.SwitchToDefault())
return(parent
.RequestCouchDb(requestMessage)
.ContinueWith <Attachment>(
rt => {
var response = rt.Result;
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor.DatabaseName);
if (error.IsAttachmentMissingFromDocument)
{
return null;
}
error.ThrowDocumentNotFoundIfNedded(documentId, documentRevision);
error.ThrowStaleStateExceptionIfNedded(
string.Format("request attachment ID '{0}'", attachmentId), documentId, documentRevision);
error.ThrowCouchCommunicationException();
}
return new HttpResponseMessageAttachment(attachmentId, response);
}));
}
public Task<Attachment> RequestAttachment(string attachmentId, string documentId, string documentRevision = null)
{
if (attachmentId.HasNoValue()) throw new ArgumentNullException("attachmentId");
if (documentId.HasNoValue()) throw new ArgumentNullException("documentId");
var attachmentUri = uriConstructor.GetFullAttachmentUri(attachmentId, documentId, documentRevision);
var requestMessage = new HttpRequestMessage(HttpMethod.Get, attachmentUri);
requestMessage.Headers.Accept.Clear();
using (SyncContext.SwitchToDefault())
return parent
.RequestCouchDb(requestMessage)
.ContinueWith<Attachment>(
rt => {
var response = rt.Result;
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor.DatabaseName);
if (error.IsAttachmentMissingFromDocument)
return null;
error.ThrowDocumentNotFoundIfNedded(documentId, documentRevision);
error.ThrowStaleStateExceptionIfNedded(
string.Format("request attachment ID '{0}'", attachmentId), documentId, documentRevision);
error.ThrowCouchCommunicationException();
}
return new HttpResponseMessageAttachment(attachmentId, response);
});
}
public Task<string> RequestLastestDocumentRevision(string documentId)
{
if (string.IsNullOrEmpty(documentId)) throw new ArgumentNullException("documentId");
var documentUri = uriConstructor.GetFullDocumentUri(documentId);
var request = new HttpRequestMessage(HttpMethod.Head, documentUri);
using (SyncContext.SwitchToDefault())
return parent.RequestCouchDb(request).ContinueWith(
rt => {
var response = rt.Result;
if (!response.IsSuccessStatusCode)
{
var couchApiError = new CouchError(parent.Settings.Serializer, response);
couchApiError.ThrowDatabaseMissingExceptionIfNedded(uriConstructor);
couchApiError.ThrowStaleStateExceptionIfNedded("update", documentId);
couchApiError.ThrowInvalidDocumentExceptionIfNedded(documentId);
if (response.StatusCode == HttpStatusCode.NotFound)
return null;
couchApiError.ThrowCouchCommunicationException();
}
var etag = response.Headers.ETag;
if (etag == null || etag.Tag == null)
throw new ParseException("Etag header expected but was not found.");
return etag.Tag.Trim('"');
});
}
async Task<DocumentInfo> DeleteDocumentInternal(string documentId, string revision, HttpRequestMessage request)
{
var response = await parent.RequestCouchDb(request);
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor);
error.ThrowStaleStateExceptionIfNedded("delete", documentId, revision);
error.ThrowCouchCommunicationException();
}
return await ReadDocumentInfo(response);
}
async Task<DocumentInfo> DeleteAttachmentInternal(string attachmentId, string documentId, string documentRevision)
{
var attachmentUri = uriConstructor.GetFullAttachmentUri(attachmentId, documentId, documentRevision);
var requestMessage = new HttpRequestMessage(HttpMethod.Delete, attachmentUri);
var response = await parent.RequestCouchDb(requestMessage);
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor.DatabaseName);
error.ThrowAttachmentMissingException(attachmentId, documentId, documentRevision);
error.ThrowDocumentNotFoundIfNedded(documentId, documentRevision);
error.ThrowStaleStateExceptionIfNedded(
string.Format("deleting attachment ID '{0}'", attachmentId), documentId, documentRevision);
error.ThrowCouchCommunicationException();
}
return await ReadDocumentInfo(response);
}
async Task<DocumentInfo> SaveAttachmentInternal(Attachment attachment, string documentId, string documentRevision)
{
var attachmentUri = uriConstructor.GetFullAttachmentUri(attachment.Id, documentId, documentRevision);
var requestMessage = new HttpRequestMessage(HttpMethod.Put, attachmentUri);
HttpResponseMessage response;
using (var requestContentStream = await attachment.OpenRead())
{
requestMessage.Content = new StreamContent(requestContentStream);
requestMessage.Content.Headers.ContentType = new MediaTypeHeaderValue(attachment.ContentType);
response = await parent.RequestCouchDb(requestMessage);
}
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(parent.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor.DatabaseName);
error.ThrowStaleStateExceptionIfNedded(
string.Format("saving attachment ID '{0}'", attachment.Id), documentId, documentRevision);
error.ThrowCouchCommunicationException();
}
return await ReadDocumentInfo(response);
}