@homebridge-plugins/homebridge-lutron-caseta-leap
Version:
Homebridge support for Lutron
169 lines • 7.91 kB
JavaScript
export class WallDimmer {
platform;
accessory;
bridge;
deviceDef;
service;
device;
constructor(platform, accessory, bridge, deviceDef) {
this.platform = platform;
this.accessory = accessory;
this.bridge = bridge;
this.deviceDef = deviceDef;
this.device = accessory.context.device;
this.accessory
.getService(this.platform.api.hap.Service.AccessoryInformation)
.setCharacteristic(this.platform.api.hap.Characteristic.Manufacturer, 'Lutron Electronics Co., Inc')
.setCharacteristic(this.platform.api.hap.Characteristic.Model, this.device.ModelNumber)
.setCharacteristic(this.platform.api.hap.Characteristic.Name, this.device.FullyQualifiedName.join(' '))
.setCharacteristic(this.platform.api.hap.Characteristic.ConfiguredName, this.device.FullyQualifiedName.join(' '))
.setCharacteristic(this.platform.api.hap.Characteristic.SerialNumber, this.device.SerialNumber.toString());
this.service
= this.accessory.getService(this.platform.api.hap.Service.Lightbulb)
|| this.accessory.addService(this.platform.api.hap.Service.Lightbulb);
this.service.setCharacteristic(this.platform.api.hap.Characteristic.Name, this.device.FullyQualifiedName.join(' '));
// Set up handlers for On and Brightness characteristics
this.service.getCharacteristic(this.platform.api.hap.Characteristic.On)
.on('set', this.handleOnSet.bind(this))
.on('get', this.handleOnGet.bind(this));
this.service.getCharacteristic(this.platform.api.hap.Characteristic.Brightness)
.on('set', this.handleBrightnessSet.bind(this))
.on('get', this.handleBrightnessGet.bind(this));
}
async initialize() {
// Subscribe to bridge unsolicited updates for this device
this.platform.on('unsolicited', (response) => {
if (response.Header.MessageBodyType === 'OneZoneStatus') {
const status = response.Body.ZoneStatus;
const statusZoneHref = typeof status.Zone === 'string'
? status.Zone
: (status.Zone && typeof status.Zone === 'object' && 'href' in status.Zone && typeof status.Zone.href === 'string'
? status.Zone.href
: undefined);
if (this.device.LocalZones
&& this.device.LocalZones[0]
&& statusZoneHref === this.device.LocalZones[0].href) {
this.updateStateFromBridge(status);
}
}
});
// Optionally, fetch initial state from bridge here
return {
kind: 0, // DeviceWireResultType.Success
name: this.accessory.context.device.FullyQualifiedName?.join(' ') || 'WallDimmer',
};
}
getLastKnownBrightness() {
const brightnessValue = this.service.getCharacteristic(this.platform.api.hap.Characteristic.Brightness).value;
if (typeof brightnessValue === 'number' && Number.isFinite(brightnessValue) && brightnessValue > 0) {
return Math.max(1, Math.min(100, brightnessValue));
}
return 100;
}
async handleOnSet(value, cb) {
try {
// Send command to bridge to turn on/off, preserving the last known
// brightness level when turning on.
// Set zone level using LEAP command to /commandprocessor
if (!this.device.LocalZones || !this.device.LocalZones[0]) {
throw new Error('No LocalZones found on device');
}
const zoneHref = this.device.LocalZones[0].href;
const targetLevel = value ? this.getLastKnownBrightness() : 0;
await this.bridge.client.request('CreateRequest', `${zoneHref}/commandprocessor`, {
Command: {
CommandType: 'GoToLevel',
Parameter: [{ Type: 'Level', Value: targetLevel }],
},
});
cb(null);
}
catch (e) {
this.platform.log.error('Failed to set WallDimmer On state:', e);
cb(e);
}
}
async handleOnGet(cb) {
try {
// Query bridge for current state
if (!this.device.LocalZones || !this.device.LocalZones[0]) {
throw new Error('No LocalZones found on device');
}
const zoneHref = this.device.LocalZones[0].href;
const resp = await this.bridge.client.request('ReadRequest', `${zoneHref}/status`);
if (resp.Body && 'ZoneStatus' in resp.Body && resp.Body.ZoneStatus) {
const status = resp.Body.ZoneStatus;
cb(null, status.Level > 0);
}
else {
throw new Error('ZoneStatus not found in response');
}
}
catch (e) {
this.platform.log.error('Failed to get WallDimmer On state:', e);
cb(e);
}
}
async handleBrightnessSet(value, cb) {
try {
// Send command to bridge to set brightness (level)
if (!this.device.LocalZones || !this.device.LocalZones[0]) {
throw new Error('No LocalZones found on device');
}
const zoneHref = this.device.LocalZones[0].href;
await this.bridge.client.request('CreateRequest', `${zoneHref}/commandprocessor`, {
Command: {
CommandType: 'GoToLevel',
Parameter: [{ Type: 'Level', Value: Number(value) }],
},
});
cb(null);
}
catch (e) {
this.platform.log.error('Failed to set WallDimmer Brightness:', e);
cb(e);
}
}
async handleBrightnessGet(cb) {
try {
// Query bridge for current brightness (level)
if (!this.device.LocalZones || !this.device.LocalZones[0]) {
throw new Error('No LocalZones found on device');
}
const zoneHref = this.device.LocalZones[0].href;
const resp = await this.bridge.client.request('ReadRequest', `${zoneHref}/status`);
if (resp.Body && 'ZoneStatus' in resp.Body && resp.Body.ZoneStatus) {
const status = resp.Body.ZoneStatus;
cb(null, status.Level);
}
else {
throw new Error('ZoneStatus not found in response');
}
}
catch (e) {
this.platform.log.error('Failed to get WallDimmer Brightness:', e);
cb(e);
}
}
updateStateFromBridge(status) {
// Update HomeKit/Matter state from bridge event
this.service.updateCharacteristic(this.platform.api.hap.Characteristic.On, status.Level > 0);
this.service.updateCharacteristic(this.platform.api.hap.Characteristic.Brightness, status.Level);
const matterApi = this.platform.api.matter;
if (matterApi && this.accessory?.UUID) {
const rawPercent = Number(status?.Level ?? 0);
const clampedPercent = Math.max(0, Math.min(100, rawPercent));
const currentLevel = clampedPercent <= 0 ? 0 : Math.max(1, Math.min(254, Math.round((clampedPercent / 100) * 254)));
void matterApi.updateAccessoryState(this.accessory.UUID, 'onOff', { onOff: clampedPercent > 0 });
void matterApi.updateAccessoryState(this.accessory.UUID, 'levelControl', { currentLevel });
}
}
static getMatterClusters() {
return {
onOff: { onOff: false },
// Matter LevelControl: valid range is 1-254 (0 is reserved/off)
levelControl: { currentLevel: 1, minLevel: 1, maxLevel: 254 },
};
}
}
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