{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/purdue/main/json-schema/purdue-section-schema.json",
  "title": "Section",
  "description": "A scheduled section of a class in the Purdue.io OData course catalog. Derived from the live OData v4 $metadata for the PurdueIo.Database.Models.Section entity type.",
  "type": "object",
  "required": ["Id"],
  "additionalProperties": false,
  "properties": {
    "Id": {
      "type": "string",
      "format": "uuid",
      "description": "Unique identifier (Edm.Guid)."
    },
    "Crn": {
      "type": ["string", "null"],
      "description": "Course Reference Number."
    },
    "ClassId": {
      "type": ["string", "null"],
      "format": "uuid",
      "description": "Foreign key to the owning Class."
    },
    "Type": {
      "type": ["string", "null"],
      "description": "Section type."
    },
    "StartDate": {
      "type": ["string", "null"],
      "format": "date",
      "description": "Section start date (Edm.Date)."
    },
    "EndDate": {
      "type": ["string", "null"],
      "format": "date",
      "description": "Section end date (Edm.Date)."
    }
  }
}