No parent container

schema.graphql

interface EntryRevision {
  title: String
  body: EntryBody
  # etc
}

# A published unit of content
type Entry implements EntryRevision {
  draft: EntryDraft
}

# A draft unit of content. The primary type used by the story editor.
type EntryDraft implements EntryRevision {
  id: ID # same as Entry? or perhaps ":uuid/draft"
  publishedEntry: Entry

  publishStatus: DRAFT | PUBLISHED | UPDATED
  approvalStatus: DRAFT | SUBMITTED | APPROVED
}

type Query {
  # fetch the published entry by id. will return null if it's not published.
  entry(id: ID): Entry

  # fetch the entry by id. will return something regardless of publish status.
  entryDraft(id: ID): EntryDraft
}

type Mutation {
  # Create a published Entry. An EntryDraft will be created to match.
  createEntry

  # Create an unpublished EntryDraft
  createEntryDraft

  # Update a published Entry. The corresponding EntryDraft remains unchanged.
  updateEntry

  # Update an EntryDraft. The Entry remains unchanged.
  updateEntryDraft

  # Create or update a published entry. An EntryDraft will be created/updated to match.
  createOrUpdateEntry
  createOrUpdateEntryDraft

  # Only EntryDraft may be published (or re-published).
  publishEntryDraft

  # Only EntryDraft may be scheduled to publish.
  scheduleEntryDraftPublish

  # Only published entries may be hidden.
  hideEntry
}

input EntryUpdateInput {
  # You could potentially update the EntryDraft in the same mutation if you wanted.
  draft: EntryDraftUpdateInput

  title: String
  body: EntryBodyInput
}

input EntryDraftUpdateInput {
  title: String
  body: EntryBodyInput
}