75 lines
1.7 KiB
JavaScript
75 lines
1.7 KiB
JavaScript
var express = require('express');
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let router = express.Router();
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let mqtt = require('mqtt');
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let moment = require('moment');
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let toSend = null;
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let tio;
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const brenndauer = 300; // 20sec Relais ON
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// MQTT:
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let connected = false;
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let relais = 'MIST';
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let client = mqtt.connect('mqtt://play.rexfue.de');
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let offtime = "";
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let retur = {};
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client.on('connect', function() {
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connected = true;
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retur.connect = 'connected';
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client.subscribe('stat/laufschrift/POWER');
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})
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client.on('message',function(topix,message) {
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relais = message.toString();
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console.log("Status = ",relais);
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retur.relais = relais;
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});
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client.on('reconnect', function(){
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retur.connect = 'reconnect';
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});
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// beim start mal den Zustand abfragen
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doPublish("");
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function doPublish(payload) {
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// retur.relais='pending';
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client.publish('cmnd/laufschrift/Power',payload);
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if (payload == 'On') {
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offtime = moment().add(brenndauer,'s').format("HH.mm");
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tio =setTimeout(doPublish,brenndauer*1000,"Off");
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retur.offtime = offtime;
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} else if (payload == 'Off') {
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clearTimeout(tio);
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delete retur.offtime;
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}
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}
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// end MQTT
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/* GET switch data */
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router.get('/:cmd', function(req, res, next) {
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let cmd = req.params.cmd;
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let wert = req.query.wert;
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if (cmd == 'get_status') {
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doPublish("");
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} else if (cmd == 'switch_on') {
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doPublish("On");
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} else if (cmd == 'switch_off') {
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doPublish("Off");
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} else if (cmd == 'check') {
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} else {
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retur = { error: "invalid command"};
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res.json(retur);
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}
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console.log("return: ",retur)
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res.json(retur);
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});
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module.exports = router;
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