schema.graphql

enum Chain {
  ETH_MAINNET
}

input CreateProjectInput {
  """
  The chain to track the contract on
  """
  chain: Chain!

  """
  The address of the contract to track
  """
  contractAddress: EthAddress!

  """
  The name of the project to create
  """
  name: String!

  """
  The block number to start tracking from
  """
  startBlock: Int

  """
  The URL to send webhook events to
  """
  webhookUrl: URL
}

type CreateProjectPayload {
  """
  The created project
  """
  project: Project!
  projectEdge: QueryProjectsConnectionEdge!
}

"""
Base Error
"""
interface Error {
  """
  Descriptive message of error
  """
  message: String!
}

"""
Ethereum address
"""
scalar EthAddress

"""
The `JSON` scalar type represents JSON values as specified by [ECMA-404](http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf).
"""
scalar JSON

type Mutation {
  createProject(input: CreateProjectInput!): CreateProjectPayload!
  updateProjectState(
    input: UpdateProjectStateInput!
  ): UpdateProjectStatePayload!
}

interface Node {
  id: ID!
}

type PageInfo {
  endCursor: String
  hasNextPage: Boolean!
  hasPreviousPage: Boolean!
  startCursor: String
}

"""
A project that tracks a contract on a chain
"""
type Project implements Node {
  chain: Chain!
  endpoint: URL!
  id: ID!

  """
  Messages sent to the webhook
  """
  messages(
    after: String
    before: String
    first: Int
    last: Int
  ): ProjectMessagesConnection!
  name: String!

  """
  The state of the project
  """
  state: ProjectState!
}

type ProjectMessagesConnection {
  edges: [ProjectMessagesConnectionEdge!]!
  pageInfo: PageInfo!
}

type ProjectMessagesConnectionEdge {
  cursor: String!
  node: ProjectWebhookMessage!
}

enum ProjectState {
  ACTIVE
  PAUSED
}

"""
A message sent to a webhook
"""
type ProjectWebhookMessage implements Node {
  eventType: String!
  id: ID!
  payload: JSON!
  timestamp: Timestamp!
}

type Query {
  hello(name: String): String!
  node(id: ID!): Node
  nodes(ids: [ID!]!): [Node]!

  """
  Get a project by ID
  """
  project(
    """
    The ID of the project to fetch
    """
    id: String!
  ): Project!

  """
  List of projects
  """
  projects(
    after: String
    before: String
    first: Int
    last: Int
  ): QueryProjectsConnection!
}

type QueryProjectsConnection {
  edges: [QueryProjectsConnectionEdge!]!
  pageInfo: PageInfo!
}

type QueryProjectsConnectionEdge {
  cursor: String!
  node: Project!
}

"""
The javascript `Date` as integer. Type represents date and time as number of milliseconds from start of UNIX epoch.
"""
scalar Timestamp

"""
A field whose value conforms to the standard URL format as specified in RFC3986: https://www.ietf.org/rfc/rfc3986.txt.
"""
scalar URL

"""
Update the status of a project
"""
input UpdateProjectStateInput {
  """
  The ID of the project to update
  """
  id: String!

  """
  The new state of the project
  """
  state: ProjectState!
}

type UpdateProjectStatePayload {
  """
  The updated project
  """
  project: Project!
}

"""
User of the system
"""
type User {
  id: ID!
}

"""
Returned when a validation error occurs.
"""
type ValidationError implements Error {
  """
  Descriptive message of error
  """
  message: String!
}