{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://rig.works/schemas/rig.book.contribution.schema.json",
  "title": "rig.book.contribution",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "work": {
      "$ref": "./_defs.schema.json#/$defs/entity"
    },
    "person": {
      "$ref": "./_defs.schema.json#/$defs/entity"
    },
    "role": {
      "type": "string",
      "enum": [
        "author",
        "editor",
        "translator",
        "illustrator",
        "photographer",
        "compiler",
        "introduction",
        "other"
      ]
    },
    "sequence": {
      "$ref": "./_defs.schema.json#/$defs/int"
    }
  },
  "required": [
    "work",
    "person",
    "role"
  ],
  "description": "One contributor on one work. Field meanings follow ONIX Contributor. Name is on the person entity."
}