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things.js
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things.js
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// Class documentation: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes
const winston = require('winston')
const fs = require('fs')
const yaml = require('js-yaml')
// https://stackoverflow.com/a/16608045/131146
var isObject = function(a) {
return (!!a) && (a.constructor === Object);
}
var isArray = function(a) {
return (!!a) && (a.constructor === Array);
}
var god, logger
class ThingStatus {
static ignored = new ThingStatus('ignored', 3) // this thing is ignored by the staleness-check
static uninitialized = new ThingStatus('uninitialized', 2) // we have no value yet (but might have asked for it already)
static alive = new ThingStatus('alive', 4) // we have a value, and it's not stale
static stale = new ThingStatus('stale', 1) // we have a value, but it hasn't been updated/confirmed for some time (but we poked it when setting this status, and will poke again)
static dead = new ThingStatus('dead', 0) // we haven't heard back from the thing, even after poking (will poke again)
constructor(name, order) {
this.name = name
this.order = order // used for composite things
}
}
class Thing {
static consideredStaleMs = 90 * 1000 // how long after the last update to consider a value stale and start poking
static consideredDeadMs = 120 * 1000 // how long after the last update to consider thing dead (but continue poking)
static pokeIntervalMs = 60 * 1000 // interval to poke stale/dead things
static staleCheckIntervalMs = 15 * 1000 // interval to check for all of the above, used in setInterval()
thingController = undefined // is injected after construction
constructor(id, def) {
this.def = def
if (this.def.id != id) logger.error('Thing id doesn\'t match definition id, something will probably fail somewhere') // TODO
this.logger = logger
this.god = god
this.status = ThingStatus.uninitialized
this.lastUpdated = 0,
this.lastpoked = 0
// normalizing data
if (this.def.render === false) this.def.render = { hidden: true }
if (!(this.def.render instanceof Object)) this.def.render = {}
}
/** called after all things have been loaded, for initializing references */
init() {
}
/** JSON representation of the current state (extended by subclasses) */
get json() {
return {
id: this.def.id,
lastUpdated: this.lastUpdated,
lastpoked: this.lastpoked,
status: this.status.name,
scenarioStatus: this.getScenarioStatus(),
value: this.getValue(),
}
}
getValue() { return '<abstract>' }
/** JSON representation of the current state plus the thing definition */
get fullJson() {
let json = this.json
json.def = this.def
return json
}
get id() {
return this.def.id
}
// WIP - bring the status calculation from the frontend to the backend. Currently not finished and not used.
getScenarioStatus() {
let currentScenario = this.thingController.getCurrentScenario()
if (!currentScenario) return { isPartOfScenario: false, isAsExpected: true }
let expected = currentScenario.things[this.def.id]
if (!expected) return { isPartOfScenario: false, isAsExpected: true }
let isAsExpected = false
let expectedValues = []
let value = this.getValue()
if (isObject(expected)) {
if (!isObject(value)) {
// expected is an object, but value isn't - assume it's "power"
value = { power: value }
}
// TODO
// define intermediate result - and if it makes sense to have it at all?
return { isWIP: true }
} else {
isAsExpected = (value == expected)
expectedValues = [ expected ]
}
return { isPartOfScenario: true, isAsExpected: isAsExpected, expectedValues: expectedValues }
}
/** This function is called when a thing-specific action should be triggered, e.g. "switch light on". For most things this sends the appropriate MQTT commands */
onAction(data) {
this.logger.warn('Abstract base class for ' + this.id + ': action not supported')
}
/** internally used to change this.status, propagates the new value to listeners (can be skipped if done manually anyway) */
setstatus(newStatus, propagateChange = true) {
if (this.status != newStatus) {
if (this.status == ThingStatus.dead) this.logger.info(this.def.id + ' is alive again')
this.status = newStatus;
if (propagateChange) god.onThingChanged.forEach(cb => cb(this))
}
}
// called from timer - with now = the current Date() - to check if our value is stale. If yes, pokes the thing
checkAlive(now) {
switch (this.status) {
case ThingStatus.ignored:
// no updating, no poking
break;
case ThingStatus.alive:
if (now - this.lastUpdated > Thing.consideredStaleMs) {
this.setstatus(ThingStatus.stale)
this.logger.info('Status for ' + this.def.id + ' has gone stale, poking it')
this.poke(now)
}
break;
case ThingStatus.uninitialized:
case ThingStatus.stale:
if (now - this.lastUpdated > Thing.consideredDeadMs) {
this.setstatus(ThingStatus.dead)
this.logger.info(this.def.id + ' appears to be dead :(')
this.poke(now)
}
if (now - this.lastpoked > Thing.pokeIntervalMs) {
this.poke(now)
}
break;
case ThingStatus.dead:
if (now - this.lastpoked > Thing.pokeIntervalMs) {
this.poke(now)
}
break;
default:
this.logger.error('ThingStatus for ' + this.id + ' is invalid: ' + this.status)
this.setstatus(ThingStatus.ignored)
break;
}
}
/** Called from checkAlive() when a thing is considered stale/dead. Should try to provoke the thing to answer something. */
poke(now) {
this.logger.warn('Abstract base class for ' + this.id + ': poking not supported')
this.lastpoked = now
}
}
class MusicPlayer extends Thing {
constructor(id, def) {
super(id, def)
this.lastState = {}
this.onMpdMqttStateUpdate = this.onMpdMqttStateUpdate.bind(this)
god.mqtt.addTrigger('tele/' + def.device + '/STATE', def.id, this.onMpdMqttStateUpdate)
}
get json() {
return { ...super.json,
type: 'MPD',
}
}
getValue() { return this.lastState }
// Callback for MQTT messages for the MPD subsystem
async onMpdMqttStateUpdate(trigger, topic, message, packet) {
let newState = message.toString()
try {
let json = JSON.parse(newState)
newState = json
} catch(e) {
this.logger.error('MQTT: Failed to parse JSON: ' + newState)
}
if (newState.status == 'offline') {
// mpd.js responds, but actual mpd connection is down - treat as 'no answer'
return
}
this.lastState = newState
// calculated values
this.lastState.power = (this.lastState.status.state == 'play') ? 'ON' : 'OFF'
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
god.onThingChanged.forEach(cb => cb(this))
}
onAction(action) {
this.logger.debug('Action for %s: %o', this.def.id, action)
let translate = { 'play': 'play', 'pause': 'pause', 'toggle': 'toggle' }
let mpdAction = translate[action]
if (mpdAction) {
god.mqtt.publish('cmnd/' + this.def.device + '/' + mpdAction, '1')
}
}
poke(now) {
god.mqtt.publish('cmnd/' + this.def.device + '/status', '')
this.lastpoked = now
}
}
class TasmotaThing extends Thing {
constructor(id, def) {
super(id, def)
}
}
// TODO copy TasmotaSwitch to TasmotaStrip, with value { power, channel2 }
// how to best do this with re-using existing code?
// also, grag3.html needs to correctly parse this
class TasmotaSwitch extends TasmotaThing {
constructor(id, def) {
super(id, def)
let mqttTopic = 'stat/' + def.device + '/' + def.power
this.logger.debug('Registering TasmotaSwitch %s (%s)', def.id, mqttTopic)
this.value = undefined
this.targetValue = undefined
// register to status changes
this.onMqttTasmotaSwitch = this.onMqttTasmotaSwitch.bind(this)
god.mqtt.addTrigger(mqttTopic, def.id, this.onMqttTasmotaSwitch)
god.mqtt.addTrigger('tele/' + def.device + '/STATE', def.id, this.onMqttTasmotaSwitch)
god.mqtt.addTrigger('stat/' + def.device + '/RESULT', def.id, this.onMqttTasmotaSwitch)
god.mqtt.addTrigger('stat/' + def.device + '/STATUS11', def.id, this.onMqttTasmotaSwitch)
// trigger retrieval of current status
this.poke(new Date())
}
poke(now) {
let topic = 'cmnd/' + this.def.device + '/status'
let value = '11'
this.logger.debug('Poking ' + this.def.id + ' with: ' + topic + ' = ' + value)
god.mqtt.publish(topic, value)
this.lastpoked = now
}
get json() {
return { ...super.json,
type: 'TasmotaSwitch',
targetValue: this.targetValue,
}
}
getValue() { return this.value }
// Callback for MQTT messages for tasmota-based switches
async onMqttTasmotaSwitch(trigger, topic, message, packet) {
let def = this.thingController.thingDefinitions[trigger.id]
let propagateChange = false
let newValue = message.toString()
try {
let json = JSON.parse(newValue)
newValue = json
} catch(e) {}
if (topic == 'stat/' + def.device + '/RESULT') { // an action has set a new target power value (unfortunately this is also sent on bootup, so can't be used for crash detection)
if (newValue.hasOwnProperty(def.power)) {
newValue = newValue[def.power]
let oldTargetValue = this.targetValue
this.targetValue = newValue
this.logger.debug('%s target value changed (RESULT): %o -> %o', def.id, oldTargetValue, newValue)
propagateChange = true
} else {
this.logger.silly('Tasmota %s sent RESULT which is uninteresting for thing %s which is looking for %s: %o', topic, def.id, def.power, newValue)
}
} else if (topic == 'stat/' + def.device + '/STATUS11') { // generic status information, which might contain our power value, and which might be un/changed
if (!newValue['StatusSTS']) {
this.logger.error('Tasmota %s STATUS11 does not include expected "StatusSTS"', topic)
} else if (newValue['StatusSTS'].hasOwnProperty(def.power)) {
newValue = newValue['StatusSTS'][def.power]
let oldValue = this.value
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed (StatusSTS): %o -> %o (target: %o)', def.id, oldValue, newValue, this.targetValue)
} else {
this.logger.silly('%s value unchanged (StatusSTS): %o (target: %o)', def.id, oldValue, this.targetValue)
}
} else {
this.logger.debug('Tasmota %s StatusSTS does not include %s for thing %s: %o', topic, def.power, def.id, newValue)
}
} else if (topic == 'tele/' + def.device + '/STATE') { // state information
if (newValue.hasOwnProperty(def.power)) {
newValue = newValue[def.power]
let oldValue = this.value
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed (tele/STATE): %o -> %o (target: %o)', def.id, oldValue, newValue, this.targetValue)
} else {
this.logger.silly('%s value unchanged (tele/STATE): %o (target: %o)', def.id, oldValue, this.targetValue)
}
} else {
this.logger.debug('Tasmota %s tele/STATE does not include %s for thing %s: %o', topic, def.power, def.id, newValue)
}
} else if (topic == 'stat/' + def.device + '/' + def.power) { // state has been changed
let oldValue = this.value
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed (stat): %o -> %o (target: %o)', def.id, oldValue, newValue, this.targetValue)
} else {
this.logger.silly('%s value unchanged (stat): %o (target: %o)', def.id, oldValue, this.targetValue)
}
} else {
this.logger.silly('Mqtt callback called for %s, but %s is not interested in this.', topic, def.id)
}
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
this.logger.debug('Action for %s: %o', this.def.id, action)
if (['ON', 'OFF', 'TOGGLE'].includes(action)) {
this.targetValue = action
god.mqtt.publish('cmnd/' + this.def.device + '/' + this.def.power, action)
}
}
}
// TODO WIP
class TasmotaSensor extends TasmotaThing {
constructor(id, def) {
super(id, def)
let mqttTopic = 'stat/' + def.device + '/' + def.power
this.logger.debug('Registering TasmotaSensor %s (%s)', def.id, mqttTopic)
this.value = undefined
this.targetValue = undefined
// register to status changes
this.onMqttTasmotaSensor = this.onMqttTasmotaSensor.bind(this)
god.mqtt.addTrigger(mqttTopic, def.id, this.onMqttTasmotaSensor)
god.mqtt.addTrigger('tele/' + def.device + '/STATE', def.id, this.onMqttTasmotaSensor)
god.mqtt.addTrigger('stat/' + def.device + '/SENSOR', def.id, this.onMqttTasmotaSensor)
god.mqtt.addTrigger('stat/' + def.device + '/STATUS11', def.id, this.onMqttTasmotaSensor)
// trigger retrieval of current status
this.poke(new Date())
}
poke(now) {
let topic = 'cmnd/' + this.def.device + '/status'
let value = '11'
this.logger.debug('Poking ' + this.def.id + ' with: ' + topic + ' = ' + value)
god.mqtt.publish(topic, value)
this.lastpoked = now
}
get json() {
return { ...super.json,
type: 'TasmotaSensor',
targetValue: this.targetValue,
}
}
getValue() { return this.value }
// Callback for MQTT messages for tasmota-based sensors
// TODO WIP copied from TasmotaSwitch
async onMqttTasmotaSensor(trigger, topic, message, packet) {
let def = this.thingController.thingDefinitions[trigger.id]
let propagateChange = false
let newValue = message.toString()
try {
let json = JSON.parse(newValue)
newValue = json
} catch(e) {}
if (topic == 'stat/' + def.device + '/RESULT') { // an action has set a new target power value (unfortunately this is also sent on bootup, so can't be used for crash detection)
if (newValue.hasOwnProperty(def.power)) {
newValue = newValue[def.power]
let oldTargetValue = this.targetValue
this.targetValue = newValue
this.logger.debug('%s target value changed (RESULT): %o -> %o', def.id, oldTargetValue, newValue)
propagateChange = true
} else {
this.logger.silly('Tasmota %s sent RESULT which is uninteresting for thing %s which is looking for %s: %o', topic, def.id, def.power, newValue)
}
} else if (topic == 'stat/' + def.device + '/STATUS11') { // generic status information, which might contain our power value, and which might be un/changed
if (!newValue['StatusSTS']) {
this.logger.error('Tasmota %s STATUS11 does not include expected "StatusSTS"', topic)
} else if (newValue['StatusSTS'].hasOwnProperty(def.power)) {
newValue = newValue['StatusSTS'][def.power]
let oldValue = this.value
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed (StatusSTS): %o -> %o (target: %o)', def.id, oldValue, newValue, this.targetValue)
} else {
this.logger.silly('%s value unchanged (StatusSTS): %o (target: %o)', def.id, oldValue, this.targetValue)
}
} else {
this.logger.debug('Tasmota %s StatusSTS does not include %s for thing %s: %o', topic, def.power, def.id, newValue)
}
} else if (topic == 'tele/' + def.device + '/STATE') { // state information
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
} else if (topic == 'stat/' + def.device + '/' + def.power) { // state has been changed
let oldValue = this.value
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed (stat): %o -> %o (target: %o)', def.id, oldValue, newValue, this.targetValue)
} else {
this.logger.silly('%s value unchanged (stat): %o (target: %o)', def.id, oldValue, this.targetValue)
}
} else {
this.logger.silly('Mqtt callback called for %s, but %s is not interested in this.', topic, def.id)
}
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
// Sensors have nothing. Or do they?
}
}
class AIonEdge extends Thing {
constructor(id, def) {
super(id, def)
let mqttTopic = def.device + '/main/json'
this.logger.debug('Registering AIonEdge %s (%s)', def.id, mqttTopic)
this.value = undefined
// register to status changes
god.mqtt.addTrigger(mqttTopic + '/#', def.id, this.onMqtt.bind(this))
// trigger retrieval of current status
this.poke(new Date())
}
poke(now) {
// TODO don't know how to poke
this.lastpoked = now
}
get json() {
return { ...super.json,
type: 'AIonEdge',
}
}
getValue() { return this.value }
// { "value": "183.7062", "raw": "00183.7062", "pre": "183.7062", "error": "no error", "rate": "0.000000", "timestamp": "2023-11-11T18:37:39+0100" }
async onMqtt(trigger, topic, message, packet) {
let def = this.thingController.thingDefinitions[trigger.id]
let propagateChange = false
let newValue = message.toString()
try {
let json = JSON.parse(newValue)
newValue = json
} catch(e) {}
if (topic == mqttTopic) {
newValue = newValue['value']
let oldValue = this.value
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed: %o -> %o', def.id, oldValue, newValue)
} else {
this.logger.debug('%s value unchanged: %o -> %o', def.id, oldValue, newValue)
}
} else {
this.logger.silly('Mqtt callback called for %s, but %s is not interested in this.', topic, def.id)
}
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
// Sensors have nothing. Or do they?
}
}
class LedstripJs extends TasmotaSwitch {
constructor(id, def) {
super(id, def)
}
poke(now) {
let topic = 'cmnd/' + this.def.device + '/POWER'
let value = ''
this.logger.debug('Poking ' + this.def.id + ' with: ' + topic + ' = ' + value)
god.mqtt.publish(topic, value)
this.lastpoked = now
}
}
class Zigbee2Mqtt extends Thing {
constructor(id, def) {
super(id, def)
this.mqttTopic = 'zigbee2mqtt/' + def.topic
/* %topic/availability: {"state":"online"}
%topic: {"child_lock":"UNLOCK","current":0,"energy":1.92,"indicator_mode":"off","linkquality":102,"power":0,"power_outage_memory":"off","state":"ON","update":{"installed_version":-1,"latest_version":-1,"state":null},"update_available":null,"voltage":233}
%topic/set <- "ON"
*/
this.logger.debug('Registering Zigbee2MQTT device "%s" (%s)', def.id, this.mqttTopic)
this.value = undefined
this.targetValue = undefined,
// register to status changes
this.onMqttZigbee = this.onMqttZigbee.bind(this)
god.mqtt.addTrigger(this.mqttTopic, def.id, this.onMqttZigbee)
god.mqtt.addTrigger(this.mqttTopic + '/#', def.id, this.onMqttZigbee)
// trigger retrieval of current status
this.poke(new Date())
}
poke(now) {
/* WIP - don't know how to poke */
this.lastpoked = now
}
get json() {
return { ...super.json,
type: 'Zigbee2Mqtt',
targetValue: this.targetValue,
}
}
getValue() { return this.value }
// Callback for MQTT messages for Zigbee2Mqtt devices
async onMqttZigbee(trigger, topic, message, packet) {
let def = this.thingController.thingDefinitions[trigger.id]
let propagateChange = false
let newValue = message.toString()
try {
let json = JSON.parse(newValue)
newValue = json
} catch(e) {}
if (topic == this.mqttTopic) { // base topic
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
propagateChange = true
if (newValue.hasOwnProperty('state')) {
newValue = newValue.state
let oldValue = this.value
if (oldValue != newValue) {
this.value = newValue
this.logger.debug('%s value changed: %o -> %o (target: %o)', def.id, oldValue, newValue, this.targetValue)
} else {
this.logger.silly('%s value unchanged: %o (target: %o)', def.id, oldValue, this.targetValue)
}
} else {
this.logger.warn('%s update doesn\'t contain field "state": %o', def.id, newValue)
}
} else if (topic == this.mqttTopic + '/availability') {
this.setstatus(newValue.state == 'ONLINE' ? ThingStatus.alive : ThingStatus.dead, false)
propagateChange = true
} else if (topic == this.mqttTopic + '/set') {
this.targetValue = newValue
propagateChange = true
} else {
this.logger.silly('Mqtt callback called for %s, but %s is not interested in this.', topic, def.id)
}
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
this.logger.debug('Action for %s: %o', this.def.id, action)
if (['ON', 'OFF'].includes(action)) {
this.targetValue = action
god.mqtt.publish(this.mqttTopic + '/set', action)
}
}
}
class Onkyo extends Thing {
constructor(id, def) {
super(id, def)
let mqttTopic = def.device + '/status/#'
this.logger.debug('Registering Onkyo device "%s" (%s)', def.id, mqttTopic)
this.value = { 'power': undefined, 'volume': undefined }
this.targetValue = undefined,
// register to status changes
this.onMqttOnkyo = this.onMqttOnkyo.bind(this)
god.mqtt.addTrigger(mqttTopic, def.id, this.onMqttOnkyo)
// trigger retrieval of current status
this.poke(new Date())
}
poke(now) {
let topic = this.def.device + '/set/system-power'
let value = 'query'
this.logger.debug('Poking ' + this.def.id + ' with: ' + topic + ' = ' + value)
god.mqtt.publish(topic, value)
god.mqtt.publish(this.def.device + '/set/master-volume', value)
this.lastpoked = now
}
get json() {
return { ...super.json,
type: 'Onkyo',
targetValue: this.targetValue,
}
}
getValue() { return this.value }
// Callback for MQTT messages for onkyo2mqtt script
async onMqttOnkyo(trigger, topic, message, packet) {
let def = this.thingController.thingDefinitions[trigger.id]
let propagateChange = false
let newValue = message.toString()
try {
let json = JSON.parse(newValue)
newValue = json
} catch(e) {}
if (topic == def.device + '/status/system-power') {
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
let oldValuePart = this.value.power
let newValuePart = newValue.val == 'on' ? 'ON' : newValue.val == 'standby' ? 'OFF' : newValue.val
propagateChange = true
if (oldValuePart != newValuePart) {
this.value.power = newValuePart
this.logger.debug('%s value changed (power): %o -> %o (target: %o)', def.id, oldValuePart, newValuePart, this.targetValue)
} else {
this.logger.silly('%s value unchanged (power): %o (target: %o)', def.id, oldValuePart, this.targetValue)
}
} else if (topic == def.device + '/status/master-volume') {
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, false)
let oldValuePart = this.value.volume
let newValuePart = newValue.val
propagateChange = true
if (oldValuePart != newValuePart) {
this.value.volume = newValuePart
this.logger.debug('%s value changed (volume): %o -> %o (target: %o)', def.id, oldValuePart, newValuePart, this.targetValue)
} else {
this.logger.silly('%s value unchanged (volume): %o (target: %o)', def.id, oldValuePart, this.targetValue)
}
} else {
this.logger.silly('Mqtt callback called for %s, but %s is not interested in this.', topic, def.id)
}
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
this.logger.debug('Action for %s: %o', this.def.id, action)
if (['ON', 'OFF'].includes(action)) {
this.targetValue = action
god.mqtt.publish(this.def.device + '/set/system-power' , action == 'ON' ? 'on' : 'off')
}
}
}
/** Represents a simple, stateless button on the UI which triggers a specific MQTT message */
class Button extends Thing {
constructor(id, def) {
super(id, def)
this.status = ThingStatus.ignored
}
get json() {
return { ...super.json,
}
}
getValue() { return '' }
onAction(action) {
let mqttList = isArray(this.def.mqtt) ? this.def.mqtt : [ this.def.mqtt ]
for(let mqttString of mqttList) {
let index = mqttString.indexOf(' ')
let topic = mqttString.substr(0, index)
let message = mqttString.substr(index + 1)
this.logger.debug('Action for Button %s (%o): send "%s" "%s"', this.def.id, action, topic, message)
god.mqtt.publish(topic, message)
}
}
/** Buttons can't be poked */
poke(now) {
}
}
class ZWave extends Thing {
constructor(id, def) {
super(id, def)
this.status = ThingStatus.ignored
god.zwave.addChangeListener(this.onZWaveUpdate.bind(this))
}
get json() {
return { ...super.json,
}
}
getValue() { return god.zwave.getNodeValue(this.def.nodeId, '37/' + (this.def.nodeSubId ?? 0) + '/currentValue/value') ? 'ON' : 'OFF' }
// TODO
// Received mqtt zwave/Main/Test/status: {"time":1691449136917,"value":true,"status":"Alive","nodeId":19}
// on node Main/Test, setting status to { time: 1691448998563, value: false, status: 'Dead', nodeId: 19 }
/** called from zwave.js when an MQTT update is received */
onZWaveUpdate(nodeId, nodeData, relativeTopic, value) {
if (nodeId != this.def.nodeId) return
let propagateChange = false
if (relativeTopic == '37/' + (this.def.nodeSubId ?? 0) + '/currentValue') propagateChange = true
if (relativeTopic == 'status/status') {
let newStatus = ThingStatus.dead
if (nodeData?.status?.status == 'Alive') newStatus = ThingStatus.alive
if (this.status != newStatus) {
this.setstatus(newStatus, false)
propagateChange = true
}
}
this.logger.debug('ZWave update on node %s: %s = %s (propagate=%s)', nodeId, relativeTopic, value, propagateChange)
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
let topic = 'zwave/' + this.def.nodeId + '/37/' + (this.def.nodeSubId ?? 0) + '/targetValue/set'
let message = action == 'ON' ? "true" : "false"
this.logger.info('Action for %s (%o): send "%s" "%s"', this.def.id, action, topic, message)
god.mqtt.publish(topic, message)
}
// TODO alive check not working: neither stale nor lastUpdate updating nor check for 'Dead'
checkAlive(now) {
switch (this.status) {
case ThingStatus.ignored:
// no updating, no poking
break;
case ThingStatus.alive:
if (now - this.lastUpdated > Thing.consideredStaleMs) {
this.setstatus(ThingStatus.stale)
this.logger.info('Status for ' + this.def.id + ' has gone stale, poking it')
this.poke(now)
} else {
let nodeData = god.zwave.getNode(this.def.nodeId)
if (nodeData?.status?.status != 'Alive') this.setstatus(ThingStatus.dead)
}
break;
case ThingStatus.uninitialized:
case ThingStatus.stale:
if (now - this.lastUpdated > Thing.consideredDeadMs) {
this.setstatus(ThingStatus.dead)
this.logger.info(this.def.id + ' appears to be dead :(')
this.poke(now)
}
if (now - this.lastpoked > Thing.pokeIntervalMs) {
this.poke(now)
}
break;
case ThingStatus.dead:
if (now - this.lastpoked > Thing.pokeIntervalMs) {
this.poke(now)
}
break;
default:
this.logger.error('ThingStatus for ' + this.id + ' is invalid: ' + this.status)
this.setstatus(ThingStatus.ignored)
break;
}
}
// does nothing - don't know how to poke ZWave things, or zwave-js
poke(now) {
// this.lastpoked = now
}
}
class Extender extends Thing {
constructor(id, def) {
super(id, def)
this.status = ThingStatus.ignored
this.lastValue = undefined
god.whiteboard.addCallback('extender.output', this.onExtenderUpdate.bind(this))
}
get json() {
return { ...super.json,
}
}
getValue() { return this.lastValue }
/** called from extender.js when an output is changed */
onExtenderUpdate(extIdx, extValue) {
if (extIdx != this.def.extenderOutputId) return
let translatedValue = extValue == 1 ? 'ON' : 'OFF'
let propagateChange = this.lastValue != translatedValue
this.lastValue = translatedValue
this.lastUpdated = new Date() // update timestamp even if the value is unchanged
this.setstatus(ThingStatus.alive, !propagateChange)
if (propagateChange) {
god.onThingChanged.forEach(cb => cb(this))
}
}
onAction(action) {
let value = action == 'ON' ? 1 : 0
this.logger.info('Action for %s (%o): set output idx %s to "%s"', this.def.id, action, this.def.extenderOutputId, value)
god.whiteboard.getCallbacks('extender.setOutput').forEach(cb => cb(this.def.extenderOutputId, value))
}
// TODO
checkAlive(now) {
}
poke(now) {
}
}
class CompositeThing extends Thing {
constructor(id, def) {
super(id, def)
}
init() {
this.def.things.filter(thingRef => !god.things[thingRef.id]).forEach(thingRef => this.logger.error('Composite thing ' + this.id + ': reference to thing ' + thingRef.id + ' not found. Ignoring.'))
this.def.things = this.def.things.filter(thingRef => god.things[thingRef.id])
god.onThingChanged.push(this.onThingChanged.bind(this))
}
onThingChanged(thing) {
// check if the changed thing is one of ours
if (this.def.things.filter(thingRef => thingRef.id == thing.id).length == 0) return
this.logger.debug('Composite thing %s: watched thing changed: %s', this.id, thing.id)
this.checkAlive()
god.onThingChanged.forEach(cb => cb(this))
}
getValue() {
let displayText = [ ]
for(let ref of this.def.things) {
let refThing = god.things[ref.id].json
if (ref.display) {
for(let d of ref.display) {
if (d.value != refThing.value) continue
let condition = true
if (d.condition == 'single') {
condition = this.def.things.filter(thingRef => thingRef.id != ref.id).map(thingRef => god.things[thingRef.id].json ).every(thing => thing.value != d.value)
}
if (condition) displayText.push(d.text)
}
} else { // no display condition defined
displayText.push(refThing.value)
}
}
// deduplication: if all values are the same
if (displayText.length > 0 && displayText.every(text => text == displayText[0])) displayText = [ displayText[0] ]
if (displayText.length == 0) displayText.push('OFF')
return displayText.join(' / ')
/*
let values = this.def.things.map(thingRef => god.things[thingRef.id].json )
let value = values[0]
if (values.filter(v => v.value != value).length == 0) value = values[0]
else if (values.filter(v => v.value != 'OFF').length == 0) value = 'OFF'
else value = values.map(v => v.value).join(' / ')
return value
*/
}
get json() {
return { ...super.json,
}
}
checkAlive(now) {
let mergedStatus = ThingStatus.alive
this.lastUpdated = null;
for(let thingRef of this.def.things) {
let thing = god.things[thingRef.id]
thing.checkAlive()
if (mergedStatus.order > thing.status.order) mergedStatus = thing.status
if (this.lastUpdated == null || this.lastUpdated > thing.lastUpdated) this.lastUpdated = thing.lastUpdated // take oldest value
}
let prevStatus = this.status
this.setstatus(mergedStatus)
}
poke(now) {
this.def.things.forEach(thingRef => god.things[thingRef.id].poke(now))
this.lastpoked = now
}
onAction(action) {
this.logger.debug('Action for composite %s: %o - propagating to %s', this.def.id, action, this.def.things.map(thingRef => thingRef.id).join(', '))
this.def.things.forEach(thingRef => god.things[thingRef.id].onAction(action))
}
}
class ThingInfoBox {
constructor(id, def) {
this.logger = logger
this.def = def
if (this.def.id != id) logger.error('Thing id doesn\'t match definition id, something will probably fail somewhere') // TODO
god.onSensorUpdated.push(this.onSensorUpdated.bind(this))
this.updateInfobox()
}
onSensorUpdated(id, oldValue, newValue) {
if (id) {
this.updateInfobox()
}
}
updateInfobox() {
let co2 = god.sensors?.['sensor1']?.value?.['SCD30']?.CarbonDioxide ?? '?'
let hum = god.sensors?.['sensor1']?.value?.['BME280-77']?.Humidity ?? '?'
let temp = god.sensors?.['sensor2']?.value?.['DS18B20-8']?.Temperature ?? '?'
let sunsetText = god.sensors?.['sun-sunfilter']?.value?.value ?? '?'
let sunsetTitle = god.sensors?.['sun-sunfilter']?.value?.precise ?? '?'
let infobox = { id: 'main', data: [ 'Temp: ' + temp + '°C', 'Hum: ' + hum + '%H', 'CO2: ' + co2 + ' ppm', '<span title="' + sunsetTitle + '">' + sunsetText + '</span>' ] }
god.whiteboard.getCallbacks('thingInfobox').forEach(cb => cb(infobox))
}
}
module.exports = function(god2, loggerName = 'things') {
var self = {
mqttTopic: 'cmnd/things/scenario',
init: function() {
god = god2
logger = winston.loggers.get(loggerName)
this.logger = logger
this.god = god
this.logger.info("Thing init")
this.thingDefinitions = yaml.load(fs.readFileSync('config/thingDefinitions.yaml', 'utf8'))
this.groupDefinitions = yaml.load(fs.readFileSync('config/thingGroupDefinitions.yaml', 'utf8'))
this.scenarioDefinitions = yaml.load(fs.readFileSync('config/thingScenarioDefinitions.yaml', 'utf8'))
this.currentScenario = Object.values(this.scenarioDefinitions)[0] // default = first one
Object.keys(this.thingDefinitions).forEach(id => this.thingDefinitions[id].id = id) // add key as 'id' inside the definition
Object.keys(this.groupDefinitions).forEach(id => this.groupDefinitions[id].id = id) // add key as 'id' inside the definition
// set defaults
Object.keys(this.scenarioDefinitions).forEach(id => {
this.scenarioDefinitions[id].id = id
if (!this.scenarioDefinitions[id].hide) this.scenarioDefinitions[id].hide = []
if (!this.scenarioDefinitions[id].unhide) this.scenarioDefinitions[id].unhide = []
})
// merge included scenarios together
Object.keys(this.scenarioDefinitions).forEach(id => {
if (this.scenarioDefinitions[id].include) {
let includedScenarioId = this.scenarioDefinitions[id].include
let includedScenario = this.scenarioDefinitions[includedScenarioId]
this.scenarioDefinitions[id].things = { ...includedScenario.things, ...this.scenarioDefinitions[id].things }
this.scenarioDefinitions[id].hide = [ ...includedScenario.hide, ...this.scenarioDefinitions[id].hide ]
this.scenarioDefinitions[id].unhide = [ ...includedScenario?.unhide, ...this.scenarioDefinitions[id]?.unhide ]
this.scenarioDefinitions[id].hide = this.scenarioDefinitions[id].hide.filter(name => this.scenarioDefinitions[id].unhide.indexOf(name) == -1)
}
})
Object.values(this.thingDefinitions).forEach(def => this.createThing(def)) // create all the things
Object.values(god.things).forEach(thing => thing.init()) // initializes all the things
this.timerid = setInterval(() => {
let now = new Date()
Object.values(god.things).forEach(thing => thing.checkAlive(now))
}, Thing.staleCheckIntervalMs)
god.mqtt.addTrigger(this.mqttTopic, 'thingCurrentScenario', this.onMqttMessage.bind(this))