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Generate a compact schema
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‎include/graphqlservice/GraphQLSchema.h‎

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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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#pragma once
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#ifndef GRAPHQLSCHEMA_H
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#define GRAPHQLSCHEMA_H
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#include "graphqlservice/GraphQLService.h"
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namespace graphql {
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namespace introspection {
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enum class TypeKind;
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enum class DirectiveLocation;
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} // namespace introspection
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namespace schema {
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class Schema;
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class Directive;
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class BaseType;
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class ScalarType;
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class ObjectType;
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class InterfaceType;
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class UnionType;
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class EnumType;
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class InputObjectType;
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class WrapperType;
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class Field;
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class InputValue;
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class EnumValue;
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class Schema : public std::enable_shared_from_this<Schema>
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit Schema();
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GRAPHQLSERVICE_EXPORT void AddQueryType(std::shared_ptr<ObjectType> query);
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GRAPHQLSERVICE_EXPORT void AddMutationType(std::shared_ptr<ObjectType> mutation);
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GRAPHQLSERVICE_EXPORT void AddSubscriptionType(std::shared_ptr<ObjectType> subscription);
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GRAPHQLSERVICE_EXPORT void AddType(std::string_view name, std::shared_ptr<BaseType> type);
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GRAPHQLSERVICE_EXPORT const std::shared_ptr<BaseType>& LookupType(std::string_view name) const;
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GRAPHQLSERVICE_EXPORT const std::shared_ptr<BaseType>& WrapType(
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introspection::TypeKind kind, const std::shared_ptr<BaseType>& ofType);
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GRAPHQLSERVICE_EXPORT void AddDirective(std::shared_ptr<Directive> directive);
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// Accessors
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const std::vector<std::pair<std::string_view, std::shared_ptr<BaseType>>>& types()
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const noexcept;
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const std::shared_ptr<ObjectType>& queryType() const noexcept;
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const std::shared_ptr<ObjectType>& mutationType() const noexcept;
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const std::shared_ptr<ObjectType>& subscriptionType() const noexcept;
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const std::vector<std::shared_ptr<Directive>>& directives() const noexcept;
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private:
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std::shared_ptr<ObjectType> _query;
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std::shared_ptr<ObjectType> _mutation;
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std::shared_ptr<ObjectType> _subscription;
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std::unordered_map<std::string_view, size_t> _typeMap;
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std::vector<std::pair<std::string_view, std::shared_ptr<BaseType>>> _types;
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std::vector<std::shared_ptr<Directive>> _directives;
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std::unordered_map<std::shared_ptr<BaseType>, std::shared_ptr<BaseType>> _nonNullWrappers;
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std::unordered_map<std::shared_ptr<BaseType>, std::shared_ptr<BaseType>> _listWrappers;
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};
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class BaseType : public std::enable_shared_from_this<BaseType>
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{
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public:
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// Accessors
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introspection::TypeKind kind() const noexcept;
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virtual std::string_view name() const noexcept;
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std::string_view description() const noexcept;
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virtual const std::vector<std::shared_ptr<Field>>& fields() const noexcept;
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virtual const std::vector<std::shared_ptr<InterfaceType>>& interfaces() const noexcept;
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virtual const std::vector<std::weak_ptr<BaseType>>& possibleTypes() const noexcept;
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virtual const std::vector<std::shared_ptr<EnumValue>>& enumValues() const noexcept;
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virtual const std::vector<std::shared_ptr<InputValue>>& inputFields() const noexcept;
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virtual const std::weak_ptr<BaseType>& ofType() const noexcept;
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protected:
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BaseType(introspection::TypeKind kind, std::string_view description);
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private:
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const introspection::TypeKind _kind;
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const std::string_view _description;
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};
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class ScalarType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit ScalarType(std::string_view name, std::string_view description);
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// Accessors
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std::string_view name() const noexcept final;
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private:
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const std::string_view _name;
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};
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class ObjectType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit ObjectType(std::string_view name, std::string_view description);
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GRAPHQLSERVICE_EXPORT void AddInterfaces(
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std::vector<std::shared_ptr<InterfaceType>> interfaces);
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GRAPHQLSERVICE_EXPORT void AddFields(std::vector<std::shared_ptr<Field>> fields);
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// Accessors
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std::string_view name() const noexcept final;
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const std::vector<std::shared_ptr<Field>>& fields() const noexcept final;
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const std::vector<std::shared_ptr<InterfaceType>>& interfaces() const noexcept final;
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private:
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const std::string_view _name;
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std::vector<std::shared_ptr<InterfaceType>> _interfaces;
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std::vector<std::shared_ptr<Field>> _fields;
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};
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class InterfaceType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit InterfaceType(
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std::string_view name, std::string_view description);
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GRAPHQLSERVICE_EXPORT void AddPossibleType(std::weak_ptr<ObjectType> possibleType);
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GRAPHQLSERVICE_EXPORT void AddFields(std::vector<std::shared_ptr<Field>> fields);
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// Accessors
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std::string_view name() const noexcept final;
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const std::vector<std::shared_ptr<Field>>& fields() const noexcept final;
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const std::vector<std::weak_ptr<BaseType>>& possibleTypes() const noexcept final;
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private:
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const std::string_view _name;
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std::vector<std::shared_ptr<Field>> _fields;
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std::vector<std::weak_ptr<BaseType>> _possibleTypes;
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};
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class UnionType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit UnionType(std::string_view name, std::string_view description);
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GRAPHQLSERVICE_EXPORT void AddPossibleTypes(std::vector<std::weak_ptr<BaseType>> possibleTypes);
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// Accessors
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std::string_view name() const noexcept final;
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const std::vector<std::weak_ptr<BaseType>>& possibleTypes() const noexcept final;
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private:
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const std::string_view _name;
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std::vector<std::weak_ptr<BaseType>> _possibleTypes;
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};
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struct EnumValueType
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{
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std::string_view value;
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std::string_view description;
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std::optional<std::string_view> deprecationReason;
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};
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class EnumType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit EnumType(std::string_view name, std::string_view description);
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GRAPHQLSERVICE_EXPORT void AddEnumValues(std::vector<EnumValueType> enumValues);
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// Accessors
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std::string_view name() const noexcept final;
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const std::vector<std::shared_ptr<EnumValue>>& enumValues() const noexcept final;
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private:
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const std::string_view _name;
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std::vector<std::shared_ptr<EnumValue>> _enumValues;
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};
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class InputObjectType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit InputObjectType(
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std::string_view name, std::string_view description);
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GRAPHQLSERVICE_EXPORT void AddInputValues(std::vector<std::shared_ptr<InputValue>> inputValues);
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// Accessors
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std::string_view name() const noexcept final;
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const std::vector<std::shared_ptr<InputValue>>& inputFields() const noexcept final;
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private:
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const std::string_view _name;
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std::vector<std::shared_ptr<InputValue>> _inputValues;
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};
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class WrapperType : public BaseType
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit WrapperType(
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introspection::TypeKind kind, const std::shared_ptr<BaseType>& ofType);
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// Accessors
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const std::weak_ptr<BaseType>& ofType() const noexcept final;
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private:
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const std::weak_ptr<BaseType> _ofType;
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};
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class Field : public std::enable_shared_from_this<Field>
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit Field(std::string_view name, std::string_view description,
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std::optional<std::string_view> deprecationReason,
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std::vector<std::shared_ptr<InputValue>>&& args, const std::shared_ptr<BaseType>& type);
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// Accessors
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std::string_view name() const noexcept;
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std::string_view description() const noexcept;
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const std::vector<std::shared_ptr<InputValue>>& args() const noexcept;
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const std::weak_ptr<BaseType>& type() const noexcept;
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const std::optional<std::string_view>& deprecationReason() const noexcept;
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private:
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const std::string_view _name;
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const std::string_view _description;
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const std::optional<std::string_view> _deprecationReason;
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const std::vector<std::shared_ptr<InputValue>> _args;
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const std::weak_ptr<BaseType> _type;
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};
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class InputValue : public std::enable_shared_from_this<InputValue>
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit InputValue(std::string_view name, std::string_view description,
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const std::shared_ptr<BaseType>& type, std::string_view defaultValue);
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// Accessors
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std::string_view name() const noexcept;
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std::string_view description() const noexcept;
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const std::weak_ptr<BaseType>& type() const noexcept;
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std::string_view defaultValue() const noexcept;
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private:
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const std::string_view _name;
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const std::string_view _description;
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const std::weak_ptr<BaseType> _type;
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const std::string_view _defaultValue;
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};
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class EnumValue : public std::enable_shared_from_this<EnumValue>
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit EnumValue(std::string_view name, std::string_view description,
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std::optional<std::string_view> deprecationReason);
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// Accessors
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std::string_view name() const noexcept;
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std::string_view description() const noexcept;
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const std::optional<std::string_view>& deprecationReason() const noexcept;
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private:
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const std::string_view _name;
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const std::string_view _description;
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const std::optional<std::string_view> _deprecationReason;
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};
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class Directive : public std::enable_shared_from_this<Directive>
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{
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public:
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GRAPHQLSERVICE_EXPORT explicit Directive(std::string_view name, std::string_view description,
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std::vector<introspection::DirectiveLocation>&& locations,
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std::vector<std::shared_ptr<InputValue>>&& args);
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// Accessors
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std::string_view name() const noexcept;
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std::string_view description() const noexcept;
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const std::vector<introspection::DirectiveLocation>& locations() const noexcept;
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const std::vector<std::shared_ptr<InputValue>>& args() const noexcept;
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private:
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const std::string_view _name;
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const std::string_view _description;
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const std::vector<introspection::DirectiveLocation> _locations;
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const std::vector<std::shared_ptr<InputValue>> _args;
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};
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} // namespace schema
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} // namespace graphql
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#endif // GRAPHQLSCHEMA_H

‎include/graphqlservice/GraphQLService.h‎

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#include <variant>
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#include <vector>
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namespace graphql::service {
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namespace graphql {
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namespace schema {
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class Schema;
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} // namespace schema
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namespace service {
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// Errors should have a message string, and optional locations and a path.
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GRAPHQLSERVICE_EXPORT void addErrorMessage(std::string&& message, response::Value& error);
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class Request : public std::enable_shared_from_this<Request>
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{
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protected:
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GRAPHQLSERVICE_EXPORT explicit Request(TypeMap&& operationTypes);
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GRAPHQLSERVICE_EXPORT explicit Request(
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TypeMap&& operationTypes, const std::shared_ptr<schema::Schema>& schema);
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GRAPHQLSERVICE_EXPORT virtual ~Request();
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public:
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SubscriptionKey _nextKey = 0;
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};
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} /* namespace graphql::service */
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} // namespace service
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} // namespace graphql
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#endif // GRAPHQLSERVICE_H

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