public JObject Execute(IDbState state, JObject parameters)
{
if (parameters.Count != 0)
{
return(Result.Error.InvalidRequest);
}
return(Result.Ok.WithContent(new JObject(state.Collections.Select(collection => new JProperty(collection.Key, collection.Value.Select(kvp => GetJObject(kvp.Key, kvp.Value)))))));
}
public JObject Execute(IDbState state, JObject parameters)
{
if (parameters.Count != 1)
{
return(Result.Error.InvalidRequest);
}
var collectionProperty = parameters.Properties().First();
var collectionName = collectionProperty.Name;
if (collectionProperty.Count != 1)
{
return(Result.Error.InvalidRequest);
}
if (collectionProperty.Value.Type != JTokenType.String)
{
return(Result.Error.InvalidRequest);
}
var key = collectionProperty.Value.ToObject <string>();
var collectionIndexies = state.Indexies.GetOrAdd(collectionName, _ => new ConcurrentDictionary <string, ConcurrentDictionary <string, List <string> > >());
if (collectionIndexies.ContainsKey(key))
{
return(Result.Error.AlreadyExists);
}
var indexKeys = collectionIndexies.GetOrAdd(key, _ => new ConcurrentDictionary <string, List <string> >());
var collection = state.Collections.GetOrAdd(collectionName, _ => new ConcurrentDictionary <string, ConcurrentDictionary <string, string> >());
// заполнить indexKeys[возможное значение ключа] = "список айдишников, где есть такое значение ключа"
foreach (var idAndDocument in collection)
{
var document = idAndDocument.Value;
if (document.TryGetValue(key, out var value))
{
indexKeys.AddOrUpdate(value, new List <string> {
idAndDocument.Key
}, (key, list) =>
{
list.Add(idAndDocument.Key);
return(list);
});
}
}
return(Result.Ok.Empty);
}
public JObject Execute(IDbState state, string collectionName, JToken parameters)
{
var id = parameters.ToObject <string>();
if (!state.Collections.TryGetValue(collectionName, out var collection))
{
return(Result.Error.NotFound);
}
if (!collection.ContainsKey(id))
{
return(Result.Error.NotFound);
}
return(Result.Ok.WithContent(GetJObject(id, collection[id])));
}
public JObject Execute(IDbState state, JObject parameters)
{
if (parameters.Count != 1)
{
return(Result.Error.InvalidRequest);
}
var property = parameters.Properties().First();
var collectionName = property.Name;
if (property.Value.Type != JTokenType.String)
{
return(Result.Error.InvalidRequest);
}
var id = property.Value.ToObject <string>();
if (!state.Collections.TryGetValue(collectionName, out var collection))
{
return(Result.Error.NotFound);
}
if (!collection.ContainsKey(id))
{
return(Result.Error.NotFound);
}
collection.TryRemove(id, out var deleted);
foreach (var kvp in deleted)
{
if (state.Indexies.TryGetValue(collectionName, out var collectionIndexies) &&
collectionIndexies.TryGetValue(kvp.Key, out var indexFields) &&
indexFields.TryGetValue(kvp.Value, out var list))
{
list.Remove(id);
}
}
return(Result.Ok.Empty);
}
public JObject Execute(IDbState state, JObject parameters)
{
if (parameters.Count != 1)
{
return(Result.Error.InvalidRequest);
}
var collectionProperty = parameters.Properties().First();
var collectionName = collectionProperty.Name;
if (collectionProperty.Count != 1)
{
return(Result.Error.InvalidRequest);
}
if (collectionProperty.Value.Type != JTokenType.String)
{
return(Result.Error.InvalidRequest);
}
var key = collectionProperty.Value.ToObject <string>();
if (!state.Indexies.TryGetValue(collectionName, out var collectionIndexies))
{
return(Result.Error.NotFound);
}
if (!collectionIndexies.ContainsKey(key))
{
return(Result.Error.NotFound);
}
collectionIndexies.TryRemove(key, out _);
return(Result.Ok.Empty);
}
public JObject Execute(IDbState state, JObject parameters)
{
if (parameters.Count != 1)
{
return(Result.Error.InvalidRequest);
}
var collectionProperty = parameters.Properties().First();
var collectionName = collectionProperty.Name;
if (collectionProperty.Count != 1)
{
return(Result.Error.InvalidRequest);
}
if (collectionProperty.First() is not JObject idAndOperations)
{
return(Result.Error.InvalidRequest);
}
var idProperty = idAndOperations.Properties().First();
var id = idProperty.Name;
var collection = state.Collections.GetOrAdd(collectionName, _ => new ConcurrentDictionary <string, ConcurrentDictionary <string, string> >());
if (idProperty.First() is not JArray operations)
{
return(Result.Error.InvalidRequest);
}
if (!operations.All(op => op.Type == JTokenType.Object))
{
return(Result.Error.InvalidRequest);
}
foreach (JObject operation in operations)
{
switch (operation.Properties().First().Name)
{
case "set":
if (!collection.ContainsKey(id))
{
return(Result.Error.NotFound);
}
break;
case "unset":
if (!collection.ContainsKey(id))
{
return(Result.Error.NotFound);
}
break;
default:
return(Result.Error.InvalidRequest);
break;
}
}
foreach (JObject obj in operations.Children <JObject>())
{
var objProp = obj.Properties().First();
switch (objProp.Name)
{
case "set":
var kvp = objProp.Value.ToObject <JObject>().Properties().First();
collection[id][kvp.Name] = kvp.Value.ToObject <string>();
break;
case "unset":
collection[id].TryRemove(objProp.Value.ToObject <string>(), out _);
break;
default:
return(Result.Error.InvalidRequest);
break;
}
}
return(Result.Ok.Empty);
}
