Ocasys Course

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/university-of-groningen/main/json-schema/university-of-groningen-ocasys-course-schema.json",
  "x-generated": "2026-08-30",
  "x-method": "derived",
  "x-source": "openapi/university-of-groningen-course-catalog-api-openapi.yml, https://ocasys.rug.nl/api/2026-2027/course/WMMB015-05",
  "x-operator": "institution",
  "title": "Ocasys Course",
  "description": "A course unit in the University of Groningen Ocasys catalog, derived from a live unauthenticated response of the institution-operated Ocasys backend on 2026-08-30. The University publishes no schema of its own; this describes what the endpoint actually returns.",
  "type": "object",
  "required": ["id", "year", "code", "title", "credits"],
  "properties": {
    "id": { "type": "string", "format": "uuid" },
    "year": { "type": "string", "pattern": "^[0-9]{4}-[0-9]{4}$" },
    "code": { "type": "string", "description": "Catalog course code, e.g. WMMB015-05." },
    "facultyCode": { "type": "string" },
    "facultyTitle": { "$ref": "#/$defs/LocalizedText" },
    "title": { "$ref": "#/$defs/LocalizedText" },
    "fullTitle": { "$ref": "#/$defs/LocalizedText" },
    "goals": { "$ref": "#/$defs/LocalizedText" },
    "description": { "$ref": "#/$defs/LocalizedText" },
    "prerequisites": { "$ref": "#/$defs/LocalizedText" },
    "formatsExplanation": { "$ref": "#/$defs/LocalizedText" },
    "assessmentsExplanation": { "$ref": "#/$defs/LocalizedText" },
    "credits": { "type": "number", "description": "ECTS credits." },
    "hours": { "type": "integer", "description": "Contact hours; -1 where the faculty has not recorded a figure." },
    "levels": { "type": "array", "items": { "type": "string" } },
    "formats": { "type": "array", "items": { "type": "object" } },
    "courseTypes": { "type": "array", "items": { "type": "object" } },
    "assessments": { "type": "array", "items": { "type": "object" } },
    "courseOfferings": { "type": "array", "items": { "type": "object" } },
    "prerequisiteCourses": { "type": "array", "items": { "type": "object" } },
    "schemeBlocks": { "type": "array", "items": { "type": "object" } },
    "organizationalUnit": { "type": "string", "format": "uuid" },
    "organizationalUnitTitle": { "$ref": "#/$defs/LocalizedText" },
    "sustainableDevelopmentGoals": {
      "type": "object",
      "description": "Per-course flags for the seventeen UN Sustainable Development Goals, keyed goal1..goal17."
    },
    "enlight": { "type": "string", "description": "ENLIGHT European university alliance status, e.g. NOT_ENLIGHT." },
    "draft": { "type": "boolean" },
    "otherPeriods": { "type": "boolean" },
    "startYear": { "type": "string" },
    "endYear": { "type": ["string", "null"] },
    "modifiedAt": {
      "type": "array",
      "items": { "type": "integer" },
      "description": "Java LocalDateTime serialized as an integer array, not an ISO-8601 string."
    }
  },
  "$defs": {
    "LocalizedText": {
      "type": "object",
      "description": "Bilingual string; the catalog is authored in Dutch and English.",
      "properties": { "en": { "type": "string" }, "nl": { "type": "string" } }
    }
  }
}