Identifier Scalars

/**
 * GraphQL scalar for UUID validation
 * Accepts standard UUID format (8-4-4-4-12 hexadecimal digits)
 * Supports versions 1, 3, 4, and 5
 */
const GraphQLUUID: GraphQLScalarType;

/**
 * GraphQL scalar for GUID validation
 * Alias for UUID, accepts the same format
 */
const GraphQLGUID: GraphQLScalarType;

/**
 * GraphQL scalar for MongoDB ObjectID validation
 * Accepts 24-character hexadecimal string
 */
const GraphQLObjectID: GraphQLScalarType;

/**
 * GraphQL scalar for CUID validation
 * Accepts collision-resistant unique identifiers
 * Format: c[timestamp][counter][fingerprint][random]
 */
const GraphQLCuid: GraphQLScalarType;

/**
 * GraphQL scalar for JWT validation
 * Accepts JWT format: header.payload.signature (base64url encoded)
 */
const GraphQLJWT: GraphQLScalarType;

/**
 * GraphQL scalar for DID validation
 * Accepts W3C Decentralized Identifier format
 * Format: did:method:method-specific-id
 */
const GraphQLDID: GraphQLScalarType;

import { 
  GraphQLUUID,
  GraphQLObjectID,
  GraphQLJWT,
  GraphQLCuid
} from "graphql-scalars";

// In a GraphQL schema
const UserType = new GraphQLObjectType({
  name: "User",
  fields: {
    id: { type: GraphQLUUID },
    mongoId: { type: GraphQLObjectID },
    sessionToken: { type: GraphQLJWT },
    correlationId: { type: GraphQLCuid },
  },
});

// Using with type definitions
const typeDefs = `
  scalar UUID
  scalar ObjectID
  scalar JWT
  scalar Cuid
  
  type User {
    id: UUID
    mongoId: ObjectID
    sessionToken: JWT
    correlationId: Cuid
  }
  
  type Query {
    user(id: UUID!): User
    userByObjectId(mongoId: ObjectID!): User
  }
  
  type Mutation {
    authenticate(token: JWT!): AuthResult
  }
`;

# Query using UUID
query GetUser($userId: UUID!) {
  user(id: $userId) {
    id
    name
    email
  }
}

# Mutation with JWT
mutation Authenticate($token: JWT!) {
  authenticate(token: $token) {
    success
    user {
      id
      name
    }
  }
}

{
  "userId": "550e8400-e29b-41d4-a716-446655440000",
  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIn0.Rq8IxqeX7eA6GdeE8bAr3JLprgfWfDKkjuQi7lqgaQ"
}

// String constants for schema building
const UUID: string;      // "scalar UUID"
const GUID: string;      // "scalar GUID"
const ObjectID: string;  // "scalar ObjectID"
const Cuid: string;      // "scalar Cuid"
const JWT: string;       // "scalar JWT"
const DID: string;       // "scalar DID"

// Mock data generators for testing
const UUIDMock: () => string;
const GUIDMock: () => string;
const ObjectIDMock: () => string;
const CuidMock: () => string;
const JWTMock: () => string;
const DIDMock: () => string;