public JsonNodeInfo VisitNode(JObject node, MappingContext mappingContext, NodeContext nodeContext) {
var result = new JsonNodeInfo();
var idProp = node.Property("id");
var modelsProp = node.Property("models");
if (idProp != null && modelsProp != null) {
node.Add("modelLinks", modelsProp.Value);
modelsProp.Value = new JArray();
result.ServerTypeNameInfo = new TypeNameInfo("Make", "");
return result;
}
var makeProp = node.Property("make");
if (idProp != null && makeProp != null) {
node.Add("makeLink", makeProp.Value);
makeProp.Value = null;
var catsProp = node.Property("categories");
if (catsProp != null) {
var styleProps = catsProp["Vehicle Style"];
var styles = styleProps.Select(t => t.Value<String>()).ToAggregateString(", ");
node.Add("vehicleStyles", new JValue(styles));
}
result.ServerTypeNameInfo = new TypeNameInfo("Model", "");
return result;
}
return result;
//// Model parser
//else if (node.id && node.makeId) {
// // move 'node.make' link so 'make' can be null reference
// node.makeLink = node.make;
// node.make = null;
// // flatten styles and sizes as comma-separated strings
// var styles = node.categories && node.categories["Vehicle Style"];
// node.vehicleStyles = styles && styles.join(", ");
// var sizes = node.categories && node.categories["Vehicle Size"];
// node.vehicleSizes = sizes && sizes.join(", ");
// return { entityType: "Model" };
//}
}
public JsonNodeInfo VisitNode(JObject node, MappingContext mappingContext, NodeContext nodeContext) {
var result = new JsonNodeInfo();
JToken refToken;
if (node.TryGetValue("$ref", out refToken)) {
result.NodeRefId = refToken.Value<String>();
return result;
}
JToken idToken;
if (node.TryGetValue("$id", out idToken)) {
result.NodeId = idToken.Value<String>();
}
JToken typeToken;
if (node.TryGetValue("$type", out typeToken)) {
var clrTypeName = typeToken.Value<String>();
result.ServerTypeNameInfo = TypeNameInfo.FromClrTypeName(clrTypeName);
}
return result;
}
private SaveResult ProcessSaveResult(EntityManager entityManager, SaveOptions saveOptions, JNode jNode) {
var kms = jNode.GetArray<KeyMapping>("KeyMappings");
var keyMappings = kms.Select(km => ToEntityKeys(km, entityManager.MetadataStore)).ToDictionary(tpl => tpl.Item1, tpl => tpl.Item2);
using (entityManager.NewIsLoadingBlock(false)) {
keyMappings.ForEach(km => {
var targetEntity = entityManager.GetEntityByKey(km.Key);
targetEntity.EntityAspect.SetDpValue(km.Key.EntityType.KeyProperties[0], km.Value.Values[0]);
});
var entityNodes = jNode.GetToken<JArray>("Entities");
var serializer = new JsonSerializer();
var mappingContext = new MappingContext() {
EntityManager = entityManager,
MergeStrategy = MergeStrategy.OverwriteChanges,
LoadingOperation = LoadingOperation.Save,
JsonResultsAdapter = saveOptions.DataService.JsonResultsAdapter
};
var jsonConverter = new JsonEntityConverter(mappingContext);
serializer.Converters.Add(jsonConverter);
// serializer.Converters.Add(new StringEnumConverter());
// Don't use the result of the Deserialize call to get the list of entities
// because it won't include entities added on the server.
serializer.Deserialize<IEnumerable<IEntity>>(entityNodes.CreateReader());
var allEntities = mappingContext.Entities;
allEntities.ForEach(e => e.EntityAspect.AcceptChanges());
return new SaveResult(allEntities, keyMappings);
}
}
// currently the normalizeTypeNmFn is only needed during saves, not during queries.
public JsonEntityConverter(MappingContext mappingContext) {
_mappingContext = mappingContext;
_customSerializer = new JsonSerializer();
_customSerializer.Converters.Add(new StringEnumConverter());
_customSerializer.Converters.Add(new TimeSpanConverter());
}
