static Document ReadDocument(DatabaseApi couchApi, TextReader reader)
{
using (reader)
return new Document(reader)
{
DatabaseApiReference = new DatabaseApiReference(couchApi)
};
}
private SaveDocumentTask(DatabaseApi parent, Document document, bool overwriteConcurrentUpdates)
{
this.parent = parent;
this.document = document;
if (overwriteConcurrentUpdates)
{
conflictAction = ReturnDefault;
completionSource = new TaskCompletionSource<DocumentInfo>();
}
else conflictAction = ThrowConflict;
}
static async Task<Document> ReadMultipart(DatabaseApi couchApi, HttpContent content)
{
var multipart = (await content.ReadAsMultipartAsync()).ToArray();
var jsonPart = multipart.FirstOrDefault(
part => part.Headers.ContentType != null && part.Headers.ContentType.MediaType == MediaType.Json);
if (jsonPart == null)
return null;
var document = ReadDocument(
couchApi, await jsonPart.ReadAsUtf8TextReaderAsync());
PrefillAttachmentDataGetters(multipart, document);
return document;
}
private SaveDocumentTask(DatabaseApi parent, Document document, bool overwriteConcurrentUpdates)
{
this.parent = parent;
this.document = document;
if (overwriteConcurrentUpdates)
{
conflictAction = ReturnDefault;
completionSource = new TaskCompletionSource <DocumentInfo>();
}
else
{
conflictAction = ThrowConflict;
}
}
static async Task <Document> ReadMultipart(DatabaseApi couchApi, HttpContent content)
{
var multipart = (await content.ReadAsMultipartAsync()).ToArray();
var jsonPart = multipart.FirstOrDefault(
part => part.Headers.ContentType != null && part.Headers.ContentType.MediaType == MediaType.Json);
if (jsonPart == null)
{
return(null);
}
var document = ReadDocument(
couchApi, await jsonPart.ReadAsUtf8TextReaderAsync());
PrefillAttachmentDataGetters(multipart, document);
return(document);
}
public static async Task <Document> Start(
DbUriConstructor uriConstructor,
DatabaseApi databaseApi,
CouchApi couchApi,
string documentId,
string revision,
AdditionalDocumentProperty additionalProperties)
{
var documentUri = uriConstructor.GetFullDocumentUri(documentId, revision, additionalProperties);
var request = new HttpRequestMessage(HttpMethod.Get, documentUri);
var response = await couchApi.RequestCouchDb(request);
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(couchApi.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor);
if (response.StatusCode == HttpStatusCode.NotFound)
{
return(null);
}
error.ThrowCouchCommunicationException();
}
var content = response.Content;
var mediaType = content.Headers.ContentType != null? content.Headers.ContentType.MediaType: "<unknown>";
switch (mediaType)
{
case MediaType.Json:
return(ReadDocument(
databaseApi,
await content.ReadAsUtf8TextReaderAsync()
));
case MediaType.Multipart:
return(await ReadMultipart(databaseApi, content));
default:
throw new CouchCommunicationException(
"Unexpected media type response recived requesting CouchDB document: {0}", mediaType);
}
}
public static async Task<Document> Start(
DbUriConstructor uriConstructor,
DatabaseApi databaseApi,
CouchApi couchApi,
string documentId,
string revision,
AdditionalDocumentProperty additionalProperties)
{
var documentUri = uriConstructor.GetFullDocumentUri(documentId, revision, additionalProperties);
var request = new HttpRequestMessage(HttpMethod.Get, documentUri);
var response = await couchApi.RequestCouchDb(request);
if (!response.IsSuccessStatusCode)
{
var error = new CouchError(couchApi.Settings.Serializer, response);
error.ThrowDatabaseMissingExceptionIfNedded(uriConstructor);
if (response.StatusCode == HttpStatusCode.NotFound)
return null;
error.ThrowCouchCommunicationException();
}
var content = response.Content;
var mediaType = content.Headers.ContentType != null? content.Headers.ContentType.MediaType: "<unknown>";
switch (mediaType)
{
case MediaType.Json:
return ReadDocument(
databaseApi,
await content.ReadAsUtf8TextReaderAsync()
);
case MediaType.Multipart:
return await ReadMultipart(databaseApi, content);
default:
throw new CouchCommunicationException(
"Unexpected media type response recived requesting CouchDB document: {0}", mediaType);
}
}
static Document ReadDocument(DatabaseApi couchApi, TextReader reader)
{
using (reader)
return new Document(reader) { DatabaseApiReference = new DatabaseApiReference(couchApi) };
}
public static Task <DocumentInfo> Start(DatabaseApi parent, Document document, bool overwriteConcurrentUpdates)
{
var saver = new SaveDocumentTask(parent, document, overwriteConcurrentUpdates);
return(overwriteConcurrentUpdates ? saver.SaveOverriding() : saver.Save());
}
public static Task<DocumentInfo> Start(DatabaseApi parent, Document document, bool overwriteConcurrentUpdates)
{
var saver = new SaveDocumentTask(parent, document, overwriteConcurrentUpdates);
return overwriteConcurrentUpdates ? saver.SaveOverriding() : saver.Save();
}
