{
  "version": 2,
  "kind": "region",
  "states": {
    "empty": {
      "appearance": "inherit"
    },
    "occupied": {
      "appearance": "inherit"
    }
  },
  "graphs": {
    "presence:enter": {
      "nodes": [
        {
          "id": "start",
          "type": "event",
          "x": 40,
          "y": 80,
          "event": "presence:enter"
        },
        {
          "id": "count",
          "type": "eventContext",
          "x": 300,
          "y": 300,
          "property": "count"
        },
        {
          "id": "matches",
          "type": "compareValue",
          "x": 560,
          "y": 300,
          "valueType": "number",
          "expected": 1,
          "operator": "eq"
        },
        {
          "id": "check",
          "type": "condition",
          "x": 560,
          "y": 80,
          "state": "empty"
        },
        {
          "id": "door",
          "type": "reference",
          "x": 820,
          "y": 300,
          "targetId": "11111111-1111-4111-8111-111111111111"
        },
        {
          "id": "change",
          "type": "state",
          "x": 820,
          "y": 80,
          "targetState": "open"
        }
      ],
      "edges": [
        {
          "from": "start",
          "to": "check",
          "output": "next",
          "kind": "execution"
        },
        {
          "from": "check",
          "to": "change",
          "output": "true",
          "kind": "execution"
        },
        {
          "from": "count",
          "to": "matches",
          "output": "value",
          "kind": "data",
          "input": "value"
        },
        {
          "from": "matches",
          "to": "check",
          "output": "result",
          "kind": "data",
          "input": "test"
        },
        {
          "from": "door",
          "to": "change",
          "output": "door",
          "kind": "data",
          "input": "target"
        }
      ]
    },
    "presence:exit": {
      "nodes": [
        {
          "id": "start",
          "type": "event",
          "x": 40,
          "y": 80,
          "event": "presence:exit"
        },
        {
          "id": "count",
          "type": "eventContext",
          "x": 300,
          "y": 300,
          "property": "count"
        },
        {
          "id": "matches",
          "type": "compareValue",
          "x": 560,
          "y": 300,
          "valueType": "number",
          "expected": 0,
          "operator": "eq"
        },
        {
          "id": "check",
          "type": "condition",
          "x": 560,
          "y": 80,
          "state": "empty"
        },
        {
          "id": "door",
          "type": "reference",
          "x": 820,
          "y": 300,
          "targetId": "11111111-1111-4111-8111-111111111111"
        },
        {
          "id": "change",
          "type": "state",
          "x": 820,
          "y": 80,
          "targetState": "closed"
        }
      ],
      "edges": [
        {
          "from": "start",
          "to": "check",
          "output": "next",
          "kind": "execution"
        },
        {
          "from": "check",
          "to": "change",
          "output": "true",
          "kind": "execution"
        },
        {
          "from": "count",
          "to": "matches",
          "output": "value",
          "kind": "data",
          "input": "value"
        },
        {
          "from": "matches",
          "to": "check",
          "output": "result",
          "kind": "data",
          "input": "test"
        },
        {
          "from": "door",
          "to": "change",
          "output": "door",
          "kind": "data",
          "input": "target"
        }
      ]
    }
  }
}