{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://venuemind.dev/schemas/live-occupancy-projection.schema.json",
  "title": "VenueMind Live Occupancy Projection",
  "type": "object",
  "required": [
    "monitorId",
    "runbookVersionId",
    "evaluatedAt",
    "overallStatus",
    "sources",
    "scopes",
    "alerts",
    "privacy"
  ],
  "properties": {
    "monitorId": {
      "type": "string"
    },
    "runbookVersionId": {
      "type": "string"
    },
    "evaluatedAt": {
      "type": "string",
      "format": "date-time"
    },
    "overallStatus": {
      "enum": [
        "unavailable",
        "nominal",
        "warning",
        "exceeded",
        "conflicting",
        "stale"
      ]
    },
    "sources": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "sourceId",
          "sourceType",
          "sourceVersion",
          "kind",
          "observedAt",
          "confidence",
          "ageSeconds",
          "status"
        ],
        "properties": {
          "sourceId": {
            "type": "string"
          },
          "sourceType": {
            "enum": [
              "registration",
              "sensor",
              "manual-counter"
            ]
          },
          "sourceVersion": {
            "type": "string"
          },
          "kind": {
            "enum": [
              "check-in",
              "zone-occupancy"
            ]
          },
          "observedAt": {
            "type": "string",
            "format": "date-time"
          },
          "confidence": {
            "enum": [
              "low",
              "medium",
              "high"
            ]
          },
          "ageSeconds": {
            "type": "number",
            "minimum": 0
          },
          "status": {
            "enum": [
              "fresh",
              "aging",
              "stale"
            ]
          }
        },
        "additionalProperties": false
      }
    },
    "scopes": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "scopeId",
          "kind",
          "label",
          "target",
          "capacity",
          "status",
          "count",
          "utilization",
          "confidence",
          "sourceIds",
          "freshness",
          "expectedPeak",
          "simulationDelta"
        ],
        "properties": {
          "scopeId": {
            "type": "string"
          },
          "kind": {
            "enum": [
              "check-in",
              "venue",
              "zone"
            ]
          },
          "label": {
            "type": "string"
          },
          "target": {
            "type": "integer",
            "minimum": 0
          },
          "capacity": {
            "type": "integer",
            "minimum": 1
          },
          "status": {
            "enum": [
              "unavailable",
              "nominal",
              "warning",
              "exceeded",
              "conflicting",
              "stale"
            ]
          },
          "count": {
            "type": [
              "integer",
              "null"
            ],
            "minimum": 0
          },
          "utilization": {
            "type": [
              "number",
              "null"
            ],
            "minimum": 0
          },
          "confidence": {
            "enum": [
              "low",
              "medium",
              "high"
            ]
          },
          "sourceIds": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "uniqueItems": true
          },
          "freshness": {
            "enum": [
              "missing",
              "fresh",
              "aging",
              "stale"
            ]
          },
          "expectedPeak": {
            "type": [
              "integer",
              "null"
            ],
            "minimum": 0
          },
          "simulationDelta": {
            "type": [
              "integer",
              "null"
            ]
          }
        },
        "additionalProperties": false
      }
    },
    "alerts": {
      "type": "array",
      "items": {
        "type": "object"
      }
    },
    "privacy": {
      "type": "object",
      "required": [
        "mode",
        "personRecordsStored",
        "individualEventsStored"
      ],
      "properties": {
        "mode": {
          "const": "aggregate-only"
        },
        "personRecordsStored": {
          "const": false
        },
        "individualEventsStored": {
          "const": false
        }
      },
      "additionalProperties": false
    }
  },
  "additionalProperties": false
}