chat

package
Version: v0.7.1 Latest Latest
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Published: Nov 28, 2018 License: MIT Imports: 11 Imported by: 0

README

chat app

Example app using subscriptions to build a chat room.

to run this server

go run ./example/chat/server/server.go

to run the react app

cd ./example/chat
npm install 
npm run start

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func NewExecutableSchema

func NewExecutableSchema(cfg Config) graphql.ExecutableSchema

NewExecutableSchema creates an ExecutableSchema from the ResolverRoot interface.

Types

type Chatroom

type Chatroom struct {
	Name      string
	Messages  []Message
	Observers map[string]chan Message
}

type ComplexityRoot added in v0.5.0

type ComplexityRoot struct {
	Chatroom struct {
		Name     func(childComplexity int) int
		Messages func(childComplexity int) int
	}

	Message struct {
		Id        func(childComplexity int) int
		Text      func(childComplexity int) int
		CreatedBy func(childComplexity int) int
		CreatedAt func(childComplexity int) int
	}

	Mutation struct {
		Post func(childComplexity int, text string, username string, roomName string) int
	}

	Query struct {
		Room func(childComplexity int, name string) int
	}

	Subscription struct {
		MessageAdded func(childComplexity int, roomName string) int
	}
}

type Config

type Config struct {
	Resolvers  ResolverRoot
	Directives DirectiveRoot
	Complexity ComplexityRoot
}

func New

func New() Config

type DirectiveRoot

type DirectiveRoot struct {
}

type Message

type Message struct {
	ID        string    `json:"id"`
	Text      string    `json:"text"`
	CreatedBy string    `json:"createdBy"`
	CreatedAt time.Time `json:"createdAt"`
}

type MutationResolver

type MutationResolver interface {
	Post(ctx context.Context, text string, username string, roomName string) (Message, error)
}

type QueryResolver

type QueryResolver interface {
	Room(ctx context.Context, name string) (*Chatroom, error)
}

type ResolverRoot

type ResolverRoot interface {
	Mutation() MutationResolver
	Query() QueryResolver
	Subscription() SubscriptionResolver
}

type SubscriptionResolver

type SubscriptionResolver interface {
	MessageAdded(ctx context.Context, roomName string) (<-chan Message, error)
}

Directories

Path Synopsis

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