{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api-evangelist.com/schemas/tenet-healthcare/appointment.json",
  "title": "Tenet Healthcare Appointment",
  "description": "Schema for a Tenet Healthcare appointment based on HL7 FHIR R4 Appointment resource",
  "type": "object",
  "required": ["resourceType", "id", "status"],
  "properties": {
    "resourceType": {
      "type": "string",
      "const": "Appointment"
    },
    "id": {
      "type": "string",
      "description": "FHIR resource identifier",
      "example": "appt-789012"
    },
    "status": {
      "type": "string",
      "description": "Appointment status",
      "enum": ["proposed", "pending", "booked", "arrived", "fulfilled", "cancelled", "noshow", "entered-in-error", "checked-in"],
      "example": "booked"
    },
    "appointmentType": {
      "type": "object",
      "description": "Type of appointment",
      "properties": {
        "coding": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "system": {"type": "string"},
              "code": {"type": "string"},
              "display": {"type": "string", "example": "Follow-up Visit"}
            }
          }
        }
      }
    },
    "serviceType": {
      "type": "array",
      "description": "Type of service being delivered",
      "items": {
        "type": "object",
        "properties": {
          "coding": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "system": {"type": "string"},
                "code": {"type": "string"},
                "display": {"type": "string"}
              }
            }
          }
        }
      }
    },
    "specialty": {
      "type": "array",
      "description": "Clinical specialty of the appointment",
      "items": {
        "type": "object",
        "properties": {
          "coding": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "code": {"type": "string"},
                "display": {"type": "string", "example": "Cardiology"}
              }
            }
          }
        }
      }
    },
    "reasonReference": {
      "type": "array",
      "description": "References to Condition or Procedure motivating the appointment",
      "items": {
        "type": "object",
        "properties": {
          "reference": {"type": "string"}
        }
      }
    },
    "start": {
      "type": "string",
      "format": "date-time",
      "description": "Appointment start date-time",
      "example": "2026-05-15T14:00:00Z"
    },
    "end": {
      "type": "string",
      "format": "date-time",
      "description": "Appointment end date-time",
      "example": "2026-05-15T14:30:00Z"
    },
    "minutesDuration": {
      "type": "integer",
      "description": "Appointment duration in minutes",
      "example": 30
    },
    "participant": {
      "type": "array",
      "description": "Appointment participants (patient, practitioner, location)",
      "items": {
        "type": "object",
        "properties": {
          "type": {
            "type": "array",
            "items": {"type": "object"}
          },
          "actor": {
            "type": "object",
            "properties": {
              "reference": {"type": "string"},
              "display": {"type": "string"}
            }
          },
          "status": {
            "type": "string",
            "enum": ["accepted", "declined", "tentative", "needs-action"]
          }
        }
      }
    },
    "comment": {
      "type": "string",
      "description": "Additional notes for the appointment"
    }
  }
}