todo

README

todo app

This is the simplest example of a graphql server.

to run this server

go run ./example/todo/server/server.go

and open http://localhost:8081 in your browser

Documentation

Index

• func NewExecutableSchema(cfg Config) graphql.ExecutableSchema
• type Config
  • func New() Config
• type DirectiveRoot
• type MutationResolver
  • func (r *MutationResolver) CreateTodo(ctx context.Context, todo TodoInput) (Todo, error)
  • func (r *MutationResolver) UpdateTodo(ctx context.Context, id int, changes map[string]interface{}) (*Todo, error)
• type MyMutationResolver
• type MyQueryResolver
• type QueryResolver
  • func (r *QueryResolver) AuthenticatedTodo(ctx context.Context, id int) (*Todo, error)
  • func (r *QueryResolver) LastTodo(ctx context.Context) (*Todo, error)
  • func (r *QueryResolver) Todo(ctx context.Context, id int) (*Todo, error)
  • func (r *QueryResolver) Todos(ctx context.Context) ([]Todo, error)
• type ResolverRoot
• type Role
  • func (e Role) IsValid() bool
  • func (e Role) MarshalGQL(w io.Writer)
  • func (e Role) String() string
  • func (e *Role) UnmarshalGQL(v interface{}) error
• type Todo
• type TodoInput
  • func UnmarshalTodoInput(v interface{}) (TodoInput, error)

Functions

func NewExecutableSchema

func NewExecutableSchema(cfg Config) graphql.ExecutableSchema

NewExecutableSchema creates an ExecutableSchema from the ResolverRoot interface.

Types

type Config

type Config struct {
	Resolvers  ResolverRoot
	Directives DirectiveRoot
}

func New

func New() Config

type DirectiveRoot

type DirectiveRoot struct {
	HasRole func(ctx context.Context, next graphql.Resolver, role Role) (res interface{}, err error)
}

type MutationResolver

type MutationResolver resolvers

func (*MutationResolver) CreateTodo

func (r *MutationResolver) CreateTodo(ctx context.Context, todo TodoInput) (Todo, error)

func (*MutationResolver) UpdateTodo

func (r *MutationResolver) UpdateTodo(ctx context.Context, id int, changes map[string]interface{}) (*Todo, error)

type MyMutationResolver

type MyMutationResolver interface {
	CreateTodo(ctx context.Context, todo TodoInput) (Todo, error)
	UpdateTodo(ctx context.Context, id int, changes map[string]interface{}) (*Todo, error)
}

type MyQueryResolver

type MyQueryResolver interface {
	Todo(ctx context.Context, id int) (*Todo, error)
	AuthenticatedTodo(ctx context.Context, id int) (*Todo, error)
	LastTodo(ctx context.Context) (*Todo, error)
	Todos(ctx context.Context) ([]Todo, error)
}

type QueryResolver

type QueryResolver resolvers

func (*QueryResolver) AuthenticatedTodo

func (r *QueryResolver) AuthenticatedTodo(ctx context.Context, id int) (*Todo, error)

func (*QueryResolver) LastTodo

func (r *QueryResolver) LastTodo(ctx context.Context) (*Todo, error)

func (*QueryResolver) Todo

func (r *QueryResolver) Todo(ctx context.Context, id int) (*Todo, error)

func (*QueryResolver) Todos

func (r *QueryResolver) Todos(ctx context.Context) ([]Todo, error)

type ResolverRoot

type ResolverRoot interface {
	MyMutation() MyMutationResolver
	MyQuery() MyQueryResolver
}

type Role

type Role string

const (
	RoleAdmin Role = "ADMIN"
	RoleUser  Role = "USER"
)

func (Role) IsValid

func (e Role) IsValid() bool

func (Role) MarshalGQL

func (e Role) MarshalGQL(w io.Writer)

func (Role) String

func (e Role) String() string

func (*Role) UnmarshalGQL

func (e *Role) UnmarshalGQL(v interface{}) error

type Todo

type Todo struct {
	ID   int    `json:"id"`
	Text string `json:"text"`
	Done bool   `json:"done"`
}

type TodoInput

type TodoInput struct {
	Text string `json:"text"`
	Done *bool  `json:"done"`
}

func UnmarshalTodoInput

func UnmarshalTodoInput(v interface{}) (TodoInput, error)