extend type Stream {
  commits(limit: Int! = 25, cursor: String): CommitCollection
  commit(id: String!): Commit
  branches(limit: Int! = 25, cursor: String): BranchCollection
  branch(name: String!): Branch
}

extend type User {
  commits(limit: Int! = 25, cursor: String): CommitCollectionUser
}

type Branch {
  id: String!
  name: String!
  author: User!
  description: String
  commits(limit: Int! = 25, cursor: String): CommitCollection
}

type Commit {
  id: String!
  referencedObject: String!
  message: String
  authorName: String
  authorId: String
  authorAvatar: String
  createdAt: DateTime
}

type CommitCollectionUserNode {
  id: String!
  referencedObject: String!
  message: String
  streamId: String
  streamName: String
  createdAt: DateTime
}

type BranchCollection {
  totalCount: Int!
  cursor: String
  items: [Branch]
}

type CommitCollection {
  totalCount: Int!
  cursor: String
  items: [Commit]
}

type CommitCollectionUser {
  totalCount: Int!
  cursor: String
  items: [CommitCollectionUserNode]
}

extend type Mutation {
  branchCreate(branch: BranchCreateInput!): String!
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:write")
  branchUpdate(branch: BranchUpdateInput!): Boolean!
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:write")
  branchDelete(branch: BranchDeleteInput!): Boolean!
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:write")

  commitCreate(commit: CommitCreateInput!): String!
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:write")
  commitUpdate(commit: CommitUpdateInput!): Boolean!
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:write")
  commitDelete(commit: CommitDeleteInput!): Boolean!
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:write")
}

extend type Subscription {
  # TODO: auth for these subscriptions
  """
  Subscribe to branch created event
  """
  branchCreated(streamId: String!): JSONObject
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:read")
  """
  Subscribe to branch updated event.
  """
  branchUpdated(streamId: String!, branchId: String): JSONObject
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:read")
  """
  Subscribe to branch deleted event
  """
  branchDeleted(streamId: String!): JSONObject
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:read")

  """
  Subscribe to commit created event
  """
  commitCreated(streamId: String!): JSONObject
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:read")
  """
  Subscribe to commit updated event.
  """
  commitUpdated(streamId: String!, commitId: String): JSONObject
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:read")
  """
  Subscribe to commit deleted event
  """
  commitDeleted(streamId: String!): JSONObject
    @hasRole(role: "server:user")
    @hasScope(scope: "streams:read")
}

input BranchCreateInput {
  streamId: String!
  name: String!
  description: String
}

input BranchUpdateInput {
  streamId: String!
  id: String!
  name: String
  description: String
}

input BranchDeleteInput {
  streamId: String!
  id: String!
}

input CommitCreateInput {
  streamId: String!
  branchName: String!
  objectId: String!
  message: String
  previousCommitIds: [String]
}

input CommitUpdateInput {
  streamId: String!
  id: String!
  message: String!
}

input CommitDeleteInput {
  streamId: String!
  id: String!
}