public GraphSchemaInfo GetSchema(TypeInfo typeInfo)
{
var queryField = typeInfo.GetProperty("Query");
var mutationField = typeInfo.GetProperty("Mutation");
var subscriptionField = typeInfo.GetProperty("Subscription");
if (queryField == null)
{
throw new ArgumentException("Schema has no query type.");
}
var schemaInfo = new GraphSchemaInfo();
_typeResolver.ActiveSchema = schemaInfo;
schemaInfo.Query = GetType(queryField.PropertyType.GetTypeInfo());
schemaInfo.Mutation = mutationField != null
? GetType(mutationField.PropertyType.GetTypeInfo())
: null;
schemaInfo.Subscription = subscriptionField != null
? GetType(subscriptionField.PropertyType.GetTypeInfo())
: null;
schemaInfo.Types.AddRange(_typeCache.Entities.Where(t => IsValidType(t.GetTypeRepresentation())));
return(schemaInfo);
}
public ISchema DeriveSchema(GraphSchemaInfo schemaInfo)
{
var types = schemaInfo
.Types
.Where(t => !t.IsIgnored && !t.Interfaces.Any(iface => iface.IsIgnored))
.ToList();
foreach (var type in types)
{
DeriveType(type);
}
var interfaces = types
.Where(t => t.IsInterfaceType && !t.IsInputType && t.PossibleTypes.Any())
.GroupBy(t => t.Name)
.Select(g => g.First());
var myPossibleTypes = interfaces
.Where(t => !t.IsIgnored)
.SelectMany(t => t.PossibleTypes)
.Select(x => OmitNonRootTypes(x))
.Where(x => x != null)
.ToArray();
var schema = new Schema(new FuncDependencyResolver(DeriveTypeFromTypeInfo))
{
Query = DeriveOperationType(schemaInfo.Query),
Mutation = DeriveOperationType(schemaInfo.Mutation),
Subscription = DeriveOperationType(schemaInfo.Subscription),
};
// Instead of using Type[] we are now using IGraphType[] for the schema registration
schema.RegisterTypes(myPossibleTypes);
return(schema);
}
public ISchema DeriveSchema(GraphSchemaInfo schemaInfo)
{
var types = schemaInfo
.Types
.Where(t => !t.IsIgnored && !t.Interfaces.Any(iface => iface.IsIgnored))
.ToList();
foreach (var type in types)
{
DeriveType(type);
}
var interfaces = types
.Where(t => t.IsInterfaceType && !t.IsInputType && t.PossibleTypes.Any())
.GroupBy(t => t.Name)
.Select(g => g.First());
var possibleTypes = interfaces
.Where(t => !t.IsIgnored)
.SelectMany(t => t.PossibleTypes)
.GroupBy(t => t.Name)
.Select(g => g.First());
var schema = new Schema(new FuncDependencyResolver(DeriveTypeFromTypeInfo))
{
Query = DeriveOperationType(schemaInfo.Query),
Mutation = DeriveOperationType(schemaInfo.Mutation),
Subscription = DeriveOperationType(schemaInfo.Subscription),
};
schema.RegisterTypes(possibleTypes
.Where(t => !t.IsIgnored && !t.Interfaces.Any(i => i.IsIgnored))
.Select(t => DeriveType(t).GetType())
.ToArray());
return(schema);
}
private void UpdateTypeResolutionDelegate(
GraphSchemaInfo schema,
IEnumerable <GraphFieldInfo> fields)
{
foreach (var field in fields)
{
field.SchemaInfo = schema;
}
}
public ISchema DeriveSchema(GraphSchemaInfo schemaInfo)
{
var types = schemaInfo
.Types
.Where(t => !t.IsIgnored && !t.Interfaces.Any(iface => iface.IsIgnored))
.ToList();
foreach (var type in types)
{
DeriveType(type);
}
var interfaces = types
.Where(t => t.IsInterfaceType && !t.IsInputType && t.PossibleTypes.Any())
.GroupBy(t => t.Name)
.Select(g => g.First());
var possibleTypes = interfaces
.Where(t => !t.IsIgnored)
.SelectMany(t => t.PossibleTypes)
.Select(typeInfo => (typeInfo.IsIgnored || !typeInfo.IsNullable || typeInfo.Interfaces.Any(x => x.IsIgnored))
? null
: DeriveType(typeInfo)
)
.Where(x => x != null)
.GroupBy(t => t.Name)
.Select(g => g.First())
.ToArray();
var schema = new Schema(new FuncServiceProvider(DeriveTypeFromTypeInfo))
{
Query = DeriveOperationType(schemaInfo.Query),
Mutation = DeriveOperationType(schemaInfo.Mutation),
Subscription = DeriveOperationType(schemaInfo.Subscription),
};
schema.RegisterTypes(possibleTypes);
return(schema);
}
public TSchemaType Build(params TypeInfo[] schemaTypes)
{
var schemaInfos = schemaTypes?
.Select(_typeResolver.DeriveSchema)
.ToList() ?? new List <GraphSchemaInfo>();
var schemaInfo = schemaInfos.FirstOrDefault();
if (schemaInfo == null)
{
return(null);
}
else if (schemaInfos.Count == 1)
{
schemaInfo.TypeResolutionDelegate = TypeResolutionDelegate;
return(_graphTypeAdapter.DeriveSchema(schemaInfo));
}
schemaInfo = new GraphSchemaInfo
{
Query = _typeResolver.DeriveType(typeof(Query).GetTypeInfo()),
Mutation = _typeResolver.DeriveType(typeof(Mutation).GetTypeInfo()),
Subscription = _typeResolver.DeriveType(typeof(Subscription).GetTypeInfo()),
TypeResolutionDelegate = TypeResolutionDelegate,
};
schemaInfo.Query.Name = nameof(Query);
schemaInfo.Mutation.Name = nameof(Mutation);
schemaInfo.Subscription.Name = nameof(Subscription);
foreach (var additionalSchemaInfo in schemaInfos)
{
additionalSchemaInfo.TypeResolutionDelegate = TypeResolutionDelegate;
schemaInfo.Query.Fields.AddRange(RemoveDuplicateViewers(
additionalSchemaInfo.Query?.Fields,
schemaInfo.Query.Fields));
schemaInfo.Query.Fields = schemaInfo.Query.Fields.OrderBy(f => f.Name).ToList();
UpdateTypeResolutionDelegate(schemaInfo, schemaInfo.Query.Fields);
schemaInfo.Mutation.Fields.AddRange(RemoveDuplicateViewers(
additionalSchemaInfo.Mutation?.Fields,
schemaInfo.Mutation.Fields));
schemaInfo.Mutation.Fields = schemaInfo.Mutation.Fields.OrderBy(f => f.Name).ToList();
UpdateTypeResolutionDelegate(schemaInfo, schemaInfo.Mutation.Fields);
schemaInfo.Subscription.Fields.AddRange(RemoveDuplicateViewers(
additionalSchemaInfo.Subscription?.Fields,
schemaInfo.Subscription.Fields));
schemaInfo.Subscription.Fields = schemaInfo.Subscription.Fields.OrderBy(f => f.Name).ToList();
UpdateTypeResolutionDelegate(schemaInfo, schemaInfo.Subscription.Fields);
schemaInfo.Types.AddRange(additionalSchemaInfo.Types.Except(schemaInfo.Types));
}
if (!schemaInfo.Query.Fields.Any())
{
schemaInfo.Query = null;
}
if (!schemaInfo.Mutation.Fields.Any())
{
schemaInfo.Mutation = null;
}
if (!schemaInfo.Subscription.Fields.Any())
{
schemaInfo.Subscription = null;
}
return(_graphTypeAdapter.DeriveSchema(schemaInfo));
}
protected ISchema Schema(GraphSchemaInfo schemaInfo)
{
var graphTypeAdapter = new GraphTypeAdapter();
return(graphTypeAdapter.DeriveSchema(schemaInfo));
}
