{
  "$id": "https://schema.nfh.global/TimePeriod/v2.1",
  "x-iri": "https://schema.nfh.global/TimePeriod/v2.1",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "description": "Time window with date-time precision for availability/validity",
  "title": "TimePeriod",
  "x-tags": [
    "common"
  ],
  "type": "object",
  "properties": {
    "startDate": {
      "description": "Start instant (inclusive)",
      "type": "string",
      "format": "date-time"
    },
    "endDate": {
      "description": "End instant in RFC 3339 date-time format",
      "type": "string",
      "format": "date-time",
      "example": "2025-12-31T23:59:59Z"
    },
    "startTime": {
      "description": "Start time of the time period",
      "type": "string",
      "format": "time"
    },
    "endTime": {
      "description": "End time of the time period",
      "type": "string",
      "format": "time"
    }
  },
  "anyOf": [
    {
      "required": [
        "startDate"
      ]
    },
    {
      "required": [
        "endDate"
      ]
    },
    {
      "required": [
        "startTime",
        "endTime"
      ]
    }
  ],
  "additionalProperties": false
}