Sonoff Presence Sensor

gistfile1.txt

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        "type": "group",
        "z": "adddefbcf5d062bb",
        "name": "Sonoff Presence Dashboard",
        "style": {
            "label": true,
            "fill": "#ffffbf",
            "label-position": "n",
            "color": "#000000"
        },
        "nodes": [
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        "y": 33,
        "w": 1032,
        "h": 248
    },
    {
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        "type": "mqtt in",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "Sonoff Presence Sensor",
        "topic": "z2m/Sonoff Presence Sensor",
        "qos": "0",
        "datatype": "json",
        "broker": "539ac536f0c6226d",
        "nl": false,
        "rap": true,
        "rh": 0,
        "inputs": 0,
        "x": 190,
        "y": 220,
        "wires": [
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    {
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        "type": "ui_button",
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        "name": "",
        "group": "615e11044bcac806",
        "order": 0,
        "width": "5",
        "height": "1",
        "passthru": false,
        "label": "{{duration}}",
        "tooltip": "Sonoff Presence Sensor",
        "color": "white",
        "bgcolor": "{{background}}",
        "className": "",
        "icon": "{{icon}}",
        "payload": "",
        "payloadType": "str",
        "topic": "topic",
        "topicType": "msg",
        "x": 1010,
        "y": 220,
        "wires": [
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    {
        "id": "245b9f86a1d07c7c",
        "type": "switch",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "",
        "property": "payload.occupancy",
        "propertyType": "msg",
        "rules": [
            {
                "t": "false"
            },
            {
                "t": "true"
            }
        ],
        "checkall": "true",
        "repair": false,
        "outputs": 2,
        "x": 450,
        "y": 220,
        "wires": [
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        "type": "function",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "Absent duration",
        "func": "var last_state = flow.get(\"sonoff_presence_sensor.last_state\");\nvar date =  Date.now();\nvar state = msg.payload.occupancy;\n\n\nif(last_state !== state){\n    flow.set(\"sonoff_presence_sensor.absent\", date);\n    flow.set(\"sonoff_presence_sensor.last_state\", state);\n    }\n\n\n\nreturn msg;",
        "outputs": 1,
        "timeout": 0,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 640,
        "y": 200,
        "wires": [
            [
                "bc64412d9b0fc4fd"
            ]
        ]
    },
    {
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        "type": "function",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "Display",
        "func": "var date =  new Date();\n\nvar time = flow.get(\"sonoff_presence_sensor\");\nvar last_state = time.last_state;\n\nfunction msToTime(duration) {\n  var milliseconds = Math.floor((duration % 1000) / 100),\n    seconds = Math.floor((duration / 1000) % 60),\n    minutes = Math.floor((duration / (1000 * 60)) % 60),\n    hours = Math.floor((duration / (1000 * 60 * 60)) % 24);\n\n  hours = (hours < 10) ? \"0\" + hours : hours;\n  minutes = (minutes < 10) ? \"0\" + minutes : minutes;\n  seconds = (seconds < 10) ? \"0\" + seconds : seconds;\n\n  return hours + \":\" + minutes + \":\" + seconds;\n}\n\nfunction CalcTime(timeNow, timeStored){\n  var t = timeNow - timeStored\n    // change to radable\n    return msToTime(t);\n}\n\nif (last_state === true){  \n  msg.duration = CalcTime(date, time.present);\n  msg.icon = \"mi-person_check\";\n  msg.background = \"green\";\n}\nif (last_state === false){\n  msg.duration = CalcTime(date, time.absent);\n  msg.icon = \"mi-no_accounts\";\n  msg.background = \"blue\";\n}\n\nreturn msg;",
        "outputs": 1,
        "timeout": 0,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 860,
        "y": 220,
        "wires": [
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    },
    {
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        "type": "function",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "Present duration",
        "func": "var last_state = flow.get(\"sonoff_presence_sensor.last_state\");\nvar date = Date.now();\nvar state = msg.payload.occupancy;\n\nif(last_state !== state){\n    flow.set(\"sonoff_presence_sensor.present\",  date);\n    flow.set(\"sonoff_presence_sensor.last_state\", state);\n\n};\n\n\n\nreturn msg;",
        "outputs": 1,
        "timeout": 0,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 640,
        "y": 240,
        "wires": [
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    },
    {
        "id": "2065f3a980db78a0",
        "type": "inject",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "Update Interval",
        "props": [
            {
                "p": "payload"
            },
            {
                "p": "topic",
                "vt": "str"
            }
        ],
        "repeat": "1",
        "crontab": "",
        "once": true,
        "onceDelay": 0.1,
        "topic": "",
        "payload": "",
        "payloadType": "date",
        "x": 640,
        "y": 160,
        "wires": [
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    {
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        "type": "group",
        "z": "adddefbcf5d062bb",
        "g": "f4e11ed845dda79d",
        "name": "Dev Testing",
        "style": {
            "label": true,
            "fill": "#ffffff",
            "label-position": "n",
            "color": "#ff0000"
        },
        "nodes": [
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        "x": 94,
        "y": 59,
        "w": 242,
        "h": 122
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    {
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        "type": "inject",
        "z": "adddefbcf5d062bb",
        "g": "258f680ec6b60ac9",
        "name": "Absent",
        "props": [
            {
                "p": "payload"
            },
            {
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                "vt": "str"
            }
        ],
        "repeat": "",
        "crontab": "",
        "once": false,
        "onceDelay": 0.1,
        "topic": "",
        "payload": "{\"occupancy\": false}",
        "payloadType": "json",
        "x": 190,
        "y": 100,
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    {
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        "type": "inject",
        "z": "adddefbcf5d062bb",
        "g": "258f680ec6b60ac9",
        "name": "present",
        "props": [
            {
                "p": "payload"
            },
            {
                "p": "topic",
                "vt": "str"
            }
        ],
        "repeat": "",
        "crontab": "",
        "once": false,
        "onceDelay": 0.1,
        "topic": "",
        "payload": "{\"occupancy\": true}",
        "payloadType": "json",
        "x": 190,
        "y": 140,
        "wires": [
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    {
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        "type": "link out",
        "z": "adddefbcf5d062bb",
        "g": "258f680ec6b60ac9",
        "name": "link out 19",
        "mode": "link",
        "links": [
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    {
        "id": "539ac536f0c6226d",
        "type": "mqtt-broker",
        "name": "MQTT (home.lan)",
        "broker": "home.lan",
        "port": "1883",
        "clientid": "",
        "autoConnect": true,
        "usetls": false,
        "protocolVersion": "4",
        "keepalive": "60",
        "cleansession": true,
        "birthTopic": "",
        "birthQos": "0",
        "birthRetain": "false",
        "birthPayload": "",
        "birthMsg": {},
        "closeTopic": "",
        "closeQos": "0",
        "closeRetain": "false",
        "closePayload": "",
        "closeMsg": {},
        "willTopic": "",
        "willQos": "0",
        "willRetain": "false",
        "willPayload": "",
        "willMsg": {},
        "userProps": "",
        "sessionExpiry": ""
    },
    {
        "id": "615e11044bcac806",
        "type": "ui_group",
        "name": "Living Room",
        "tab": "d4f71d4d745ebed0",
        "order": 1,
        "disp": true,
        "width": "6",
        "collapse": false,
        "className": ""
    },
    {
        "id": "d4f71d4d745ebed0",
        "type": "ui_tab",
        "name": "Home2",
        "icon": "dashboard",
        "disabled": false,
        "hidden": false
    }
]

Thanks for sharing the flow !