public async Task <ResponseModel> Write(string collectionName, HttpRequest request)
{
var documents = Deserialize <IEnumerable <IDictionary> >(request.Body);
var job = new Job(collectionName, documents);
await _sessionFactory.Commit(job);
return(new ResponseModel());
}
public async Task <ResponseModel> Read(string collectionName, HttpRequest request)
{
var timer = Stopwatch.StartNew();
var collectionId = collectionName.ToHash();
var vec1FileName = Path.Combine(_sessionFactory.Dir, string.Format("{0}.vec1", collectionId));
if (File.Exists(vec1FileName))
{
Query query;
using (var mapSession = _sessionFactory.CreateReadSession(collectionName, collectionId))
{
query = _httpBowQueryParser.Parse(collectionId, request, mapSession);
}
using (var readSession = _sessionFactory.CreateReadSession(collectionName, collectionId, "ix1", "ixp1", "vec1"))
{
var result = await readSession.Read(query);
var stream = new MemoryStream();
Serialize(result.Docs, stream);
this.Log(
string.Format(
"executed query {0} and read {1} docs from disk in {2}",
query,
result.Docs.Count,
timer.Elapsed));
return(new ResponseModel
{
MediaType = "application/json",
Stream = stream,
Documents = result.Docs,
Total = result.Total
});
}
}
else
{
using (var session = _sessionFactory.CreateReadSession(collectionName, collectionId))
{
IList <IDictionary> docs;
long total;
var stream = new MemoryStream();
if (request.Query.ContainsKey("id"))
{
var ids = request.Query["id"].Select(s => long.Parse(s));
docs = await session.ReadDocs(ids);
total = docs.Count;
this.Log(string.Format("executed lookup by id in {0}", timer.Elapsed));
}
else
{
var query = _httpQueryParser.Parse(collectionId, request);
if (query == null)
{
return(new ResponseModel {
MediaType = "application/json", Total = 0
});
}
var result = await session.Read(query);
docs = result.Docs;
total = result.Total;
this.Log(string.Format("executed query {0} in {1}", query, timer.Elapsed));
if (request.Query.ContainsKey("create"))
{
var newCollectionName = request.Query["newCollection"].ToString();
if (string.IsNullOrWhiteSpace(newCollectionName))
{
newCollectionName = Guid.NewGuid().ToString();
}
await _sessionFactory.Commit(new Job(newCollectionName, docs));
}
}
Serialize(docs, stream);
return(new ResponseModel
{
MediaType = "application/json",
Stream = stream,
Documents = docs,
Total = total
});
}
}
}
