[
    {
        "id": "c32a0a1f4a2b9221",
        "type": "ioBroker in",
        "z": "84a77a3db6816897",
        "name": "Teich-Pow",
        "topic": "0_userdata.0.TeichMinus.Teich-Pow",
        "payloadType": "value",
        "onlyack": "",
        "func": "all",
        "gap": "",
        "fireOnStart": "false",
        "outFormat": "ioBroker",
        "x": 540,
        "y": 240,
        "wires": [
            [
                "9a2bda7d9bbb1ca2"
            ]
        ]
    },
    {
        "id": "eceba02fa565ce76",
        "type": "ioBroker in",
        "z": "84a77a3db6816897",
        "name": "WR-Fritz",
        "topic": "0_userdata.0.TeichMinus.WR-Fritz",
        "payloadType": "value",
        "onlyack": "",
        "func": "all",
        "gap": "",
        "fireOnStart": "false",
        "outFormat": "MQTT",
        "x": 540,
        "y": 340,
        "wires": [
            [
                "9a2bda7d9bbb1ca2"
            ]
        ]
    },
    {
        "id": "11f59eb25158b200",
        "type": "ioBroker out",
        "z": "84a77a3db6816897",
        "name": "Ergebnis",
        "topic": "0_userdata.0.TeichMinus.Ergebnis",
        "ack": "false",
        "autoCreate": "false",
        "stateName": "",
        "role": "",
        "payloadType": "",
        "readonly": "",
        "stateUnit": "",
        "stateMin": "",
        "stateMax": "",
        "x": 1020,
        "y": 340,
        "wires": []
    },
    {
        "id": "1db6610dafac15a7",
        "type": "debug",
        "z": "84a77a3db6816897",
        "name": "debug 3",
        "active": true,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "payload",
        "targetType": "msg",
        "statusVal": "",
        "statusType": "auto",
        "x": 1020,
        "y": 220,
        "wires": []
    },
    {
        "id": "9a2bda7d9bbb1ca2",
        "type": "function",
        "z": "84a77a3db6816897",
        "name": "function 1",
        "func": "var topic = msg.topic;\nvar teichPow;\nvar wrFritz;\nvar ergebnis;\n\nvar teichPow = context.get('teichPowData') || 0;;\nvar wrFritz = context.get('wrFritzData') || 0;;\n\n\nif (topic == \"0_userdata.0.TeichMinus.Teich-Pow\") {\n    teichPow = parseInt(msg.payload);\n    context.set('teichPowData', teichPow)\n}\n\nif (topic == \"0_userdata/0/TeichMinus/WR-Fritz\") {\n    wrFritz = parseInt(msg.payload);\n    context.set('wrFritzData', wrFritz) \n}\n\nergebnis = wrFritz - teichPow;\nmsg.payload = ergebnis;\nreturn msg;\n\n",
        "outputs": 1,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 780,
        "y": 300,
        "wires": [
            [
                "1db6610dafac15a7",
                "11f59eb25158b200"
            ]
        ]
    }
]