public string BuildCouchDbApiPostData()
{
var stringBuilder = new StringBuilder();
if (string.IsNullOrEmpty(SelectPart) || FromParts.Count == 0)
{
throw new InvalidOperationException("A query must have a select part and at least one from part.");
}
stringBuilder.Append("{ \"map\":\"function (doc) {");
if (WhereParts.Count > 0)
{
stringBuilder.AppendFormat("if ({0}) ", SeparatedStringBuilder.Build(" && ", WhereParts));
}
stringBuilder.AppendFormat("emit({0}, ", !String.IsNullOrEmpty(OrderBy) ? OrderBy : "doc._id");
// TODO: use the SelectParts to only return the properties that are needed by emitting {Name: "Jeff", Title: "Awesome"}
var select = "doc"; // return the entire thing by default
if (!String.IsNullOrEmpty(SelectPart))
{
select = SelectPart;
}
stringBuilder.Append(select + ");}\"}");
return(stringBuilder.ToString());
}
public override string ToString()
{
var result = string.Format("Fetch ({0}.{1})", _relationMember.DeclaringType.Name, _relationMember.Name);
var innerResults = InnerFetchRequests.Select(request => request.ToString());
return(SeparatedStringBuilder.Build(".Then", new[] { result }.Concat(innerResults)));
}
public string BuildHQLString()
{
var stringBuilder = new StringBuilder();
if (string.IsNullOrEmpty(SelectPart) || FromParts.Count == 0)
{
throw new InvalidOperationException("A query must have a select part and at least one from part.");
}
stringBuilder.AppendFormat("select {0}", SelectPart);
stringBuilder.AppendFormat(" from {0}", SeparatedStringBuilder.Build(", ", FromParts));
if (WhereParts.Count > 0)
{
stringBuilder.AppendFormat(" where {0}", SeparatedStringBuilder.Build(" and ", WhereParts));
}
if (OrderByParts.Count > 0)
{
stringBuilder.AppendFormat(" order by {0}", SeparatedStringBuilder.Build(", ", OrderByParts));
}
return(stringBuilder.ToString());
}
public IEnumerable <T> Enumerable <T>()
{
var querystring = string.Empty;
var resultType = typeof(T);
var hasFilter = false;
if (_queryParts.ReturnCount)
{
querystring += "/$count";
}
querystring += "?$format=json&";
if (_queryParts.Take.HasValue)
{
querystring += "$top=" + _queryParts.Take.Value + "&";
}
if (_queryParts.Skip.HasValue)
{
querystring += "$skip=" + _queryParts.Skip.Value + "&";
}
if (!string.IsNullOrEmpty(_queryParts.OrderBy))
{
querystring += "$orderby=" + _queryParts.OrderBy + "&";
}
var filter = SeparatedStringBuilder.Build(" and ", _queryParts.WhereParts);
if (!string.IsNullOrEmpty(filter))
{
querystring += "$filter=" + filter + "&";
}
if (!string.IsNullOrEmpty(_queryParts.SelectPart))
{
querystring += "$select=" + _queryParts.SelectPart + "&";
}
var fullUrl = _url + "/" + _collectionName + querystring;
var json = UrlHelper.Get(fullUrl);
// Netflix retuns a separate array inside d when a filter is used for some reason, so hard-coded check for now during tests
hasFilter = !querystring.EndsWith("$format=json&");
//var json = ODataRequest.Execute(fullUrl, "POST", _queryParts.BuildODataApiPostData(), "application/json");
JObject res;
// check for Count() [Int32] and LongCOunt() [Int64]
if (_queryParts.ReturnCount && (resultType == typeof(int) || resultType == typeof(long)))
{
var results = new List <T>();
res = JObject.Parse(json);
results.Add(res["total_rows"].ToObject <T>());
return(results);
}
// get the rows property and deserialize that
var jobject = JsonConvert.DeserializeObject(json) as JObject;
var rows = jobject["d"];
if (hasFilter)
{
rows = rows["results"];
}
var items = rows.Select(row => row.ToObject <T>());
return(items);
}
public override string ToString()
{
var result = "orderby " + SeparatedStringBuilder.Build(", ", Orderings);
return(result);
}
public void AddOrderByPart(IEnumerable <string> orderings)
{
OrderByParts.Insert(0, SeparatedStringBuilder.Build(", ", orderings));
}
