idio-graphql directives

idio-directive.js

const { combineNodes, GraphQLNode, IdioDirective } = require("idio-graphql");
const { ApolloServer } = require("apollo-server");
const { HasScopeDirective } = require("graphql-auth-directives");
const gql = require("graphql-tag");

const hasScopeDirective = new IdioDirective({
    name: "hasScope",
    typeDefs: gql`
        directive @hasScope(scopes: [String]!) on FIELD_DEFINITION
    `,
    resolver: HasScopeDirective
});

const User = new GraphQLNode({
    name: "User",
    typeDefs: gql`
        type User {
            id: ID
            name: String
            age: Int
        }

        type Query {
            user(id: ID!): User @hasScope(scopes: ["user:read"])
        }
    `,
    resolvers: {
        Query: {
            user: (parent, { id }) => {
                // get user from source

                return user;
            }
        }
    }
});

async function main() {
    const { typeDefs, resolvers, schemaDirectives } = await combineNodes(
        [User],
        {
            directives: [hasScopeDirective]
        }
    );

    const server = new ApolloServer({ typeDefs, resolvers, schemaDirectives });

    await server.listen(4000);

    console.log(`Server up on port 4000 🚀`);
}

main();