extend type Mutation {
  createTaskGroup(input: NewTaskGroup!):
    TaskGroup! @hasRole(roles: [ADMIN], level: PROJECT, type: PROJECT)
  updateTaskGroupLocation(input: NewTaskGroupLocation!):
    TaskGroup! @hasRole(roles: [ADMIN], level: PROJECT, type: PROJECT)
  updateTaskGroupName(input: UpdateTaskGroupName!):
    TaskGroup! @hasRole(roles: [ADMIN], level: PROJECT, type: PROJECT)
  deleteTaskGroup(input: DeleteTaskGroupInput!):
    DeleteTaskGroupPayload! @hasRole(roles: [ADMIN], level: PROJECT, type: PROJECT)
}

input NewTaskGroupLocation {
  taskGroupID: UUID!
  position: Float!
}

input UpdateTaskGroupName  {
  taskGroupID: UUID!
  name: String!
}

input DeleteTaskGroupInput {
  taskGroupID: UUID!
}

type DeleteTaskGroupPayload {
  ok: Boolean!
  affectedRows: Int!
  taskGroup: TaskGroup!
}

input NewTaskGroup {
  projectID: String!
  name: String!
  position: Float!
}