import { gql } from "apollo-boost";

export const typeDefs = gql`
  extend type Mutation {
    SetCurrentUser(user: User!): User!
  }

  type User {
    displayName: String!,
    email: String!,
    photoUrl: String!
  }
`;

const GET_CURRENT_USER = gql`
  {
    currentUser @client
  }
`;

export const resolvers = {
  Mutation: {
    setCurrentUser: (_root, { user }, { cache }) => {
      cache.writeQuery({
        query: GET_CURRENT_USER,
        data: { currentUser: user }
      });

      return user;
    }
  }
};