adds support for covers

remove HA event listeners on shutdown

MMM-HomeAssistant-Touch.css

@@ -17,7 +17,23 @@
 
 #MMM-HomeAssistant-Touch .ha-entity.ha-switch.on,
 #MMM-HomeAssistant-Touch .ha-entity.ha-light.on {
-    background-color: #2AF20261;
+  background-color: #2af20261;
+}
+
+.ha-slider {
+  width: 3rem;
+  height: 200px;
+  border: 0.1rem solid grey;
+  position: absolute;
+}
+
+.ha-slider .ha-slider-fill {
+  background-color: #2af20261;
+  width: 3rem;
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  text-align: center;
 }
 
 body {

MMM-HomeAssistant-Touch.js

@@ -20,6 +20,7 @@ Module.register("MMM-HomeAssistant-Touch", {
       this.file("./UIClasses/Base.js"),
       this.file("./UIClasses/Light.js"),
       this.file("./UIClasses/Switch.js"),
+      this.file("./UIClasses/Cover.js"),
       this.file("./UIClasses/Unsupported.js"),
     ];
   },

UIClasses/Base.js

@@ -1,7 +1,7 @@
 class Base {
   constructor(id, mm) {
     this.id = id;
-        this.type = id.split('.')[0]
+    this.type = id.split(".")[0];
     this.name = id;
     this.mm = mm;
   }
@@ -15,7 +15,7 @@ class Base  {
   getContainer() {
     const entity = document.createElement("div");
     entity.classList.add("ha-entity");
-        entity.classList.add(`ha-${this.type}`)
+    entity.classList.add(`ha-${this.type}`);
     entity.id = this.id;
     entity.innerHTML = "Loading...";
     return entity;
@@ -23,9 +23,10 @@ class Base  {
 
   render() {
     const container = document.getElementById(this.id);
-        container.className = ""
+    if (container) {
+      container.className = "";
       container.classList.add("ha-entity");
-        container.classList.add(`ha-${this.type}`)
+      container.classList.add(`ha-${this.type}`);
 
       const title = document.createElement("span");
       title.className = "title";
@@ -35,3 +36,4 @@ class Base  {
       container.appendChild(title);
     }
   }
+}

UIClasses/Cover.js

@@ -0,0 +1,85 @@
+class Cover extends Base {
+  constructor(...params) {
+    super(...params);
+    this.onSliderMove = this.onSliderMove.bind(this);
+    this.removeSlider = this.removeSlider.bind(this);
+  }
+
+  getContainer() {
+    const entity = super.getContainer();
+    entity.onmousedown = (event) => {
+      this.addSlider(event.x, event.y);
+    };
+    entity.onmouseup = () => {
+      this.removeSlider();
+    };
+    return entity;
+  }
+
+  updateState(state) {
+    this.name = (state.attributes || {}).friendly_name || this.id;
+    this.state = state.attributes.current_position;
+    this.render();
+  }
+
+  render() {
+    super.render();
+    const container = document.getElementById(this.id);
+    if (container) {
+      container.classList.add(this.state);
+    }
+  }
+
+  addSlider(offsetX, offsetY) {
+    const slider = document.createElement("div");
+    slider.id = `slider-${this.id}`;
+    slider.classList.add("ha-slider");
+
+    // click location minus height minus margins
+    slider.style.top = `calc(${offsetY}px - 60px - 200px + calc(2px * ${this.state}))`;
+    // click location minus width/2 minus margins
+    slider.style.left = `calc(${offsetX}px - 60px - 1.5rem)`;
+
+    const sliderFill = document.createElement("div");
+    sliderFill.id = `slider-fill-${this.id}`;
+    sliderFill.classList.add("ha-slider-fill");
+    sliderFill.style.height = `${this.state}%`;
+    sliderFill.innerHTML = this.state;
+
+    slider.appendChild(sliderFill);
+    document.body.appendChild(slider);
+
+    document.body.addEventListener("mouseup", this.removeSlider);
+    document.body.addEventListener("mousemove", this.onSliderMove);
+
+    this.sliderStartY = offsetY;
+    this.sliderState = this.state;
+  }
+
+  onSliderMove(event) {
+    const sliderFill = document.getElementById(`slider-fill-${this.id}`);
+    if (sliderFill) {
+      const offset = this.sliderStartY - event.y;
+      this.sliderState = this.state + Math.round((100 / 200) * offset);
+      sliderFill.style.height = `${this.sliderState}%`;
+      sliderFill.innerHTML = this.sliderState;
+    }
+  }
+
+  removeSlider() {
+    const slider = document.getElementById(`slider-${this.id}`);
+    if (slider) {
+      slider.remove();
+    }
+    document.body.removeEventListener("mouseup", this.removeSlider);
+    document.body.removeEventListener("mousemove", this.onSliderMove);
+    this.sendNewState();
+  }
+
+  sendNewState() {
+    this.mm.sendSocketNotification("SET_COVER_POSITION", {
+      entity: this.id,
+      position: this.sliderState,
+    });
+  }
+}

UIClasses/Light.js

@@ -14,8 +14,8 @@ class Light extends Base {
   render() {
     super.render();
     const container = document.getElementById(this.id);
+    if (container) {
       container.classList.add(this.state);
-
-    container.appendChild(statusCheckbox);
+    }
   }
 }

UIClasses/Switch.js

@@ -6,7 +6,7 @@ class Switch extends Base {
     };
     entity.ontouchend = () => {
       this.mm.sendSocketNotification("TOGGLE_STATE", { entity: this.id });
-    }
+    };
 
     return entity;
   }
@@ -14,8 +14,8 @@ class Switch extends Base {
   render() {
     super.render();
     const container = document.getElementById(this.id);
-    container.classList.add(this.state)
-
-    container.appendChild(statusCheckbox);
+    if (container) {
+      container.classList.add(this.state);
+    }
   }
 }

helpers/UIClassFactory.js

@@ -7,6 +7,8 @@ class UIClassFactory {
         return Light;
       case "switch":
         return Switch;
+      case "cover":
+        return Cover;
       default:
         return Unsupported;
     }

node_helper.js

@@ -3,24 +3,36 @@ const HomeAssistant = require("homeassistant");
 const HomeAssistantWS = require("homeassistant-ws");
 const Logger = require("./helpers/Logger");
 
-const connections = {};
-
 module.exports = NodeHelper.create({
   start,
+  stop,
   socketNotificationReceived,
   connect,
   getState,
   toggleState,
+  setCoverPosition,
   onStateChangedEvent,
 });
 
 function start() {
   this.logger = new Logger(this.name);
+  this.connections = {};
+}
+
+function stop() {
+  for (const connection in this.connections) {
+    this.connections[connection].websocket.unsubscribeFromEvent(
+      "state_changed"
+    );
+  }
 }
 
 function socketNotificationReceived(notification, payload) {
   this.logger.debug(`Recieved notification ${notification}`, payload);
-  if (notification !== 'CONNECT' && (!payload.identifier || !connections[payload.identifier])) {
+  if (
+    notification !== "CONNECT" &&
+    (!payload.identifier || !this.connections[payload.identifier])
+  ) {
     this.logger.error(`No connection for ${payload.identifier} found`);
     return;
   }
@@ -35,6 +47,9 @@ function socketNotificationReceived(notification, payload) {
     case "TOGGLE_STATE":
       this.toggleState(payload);
       break;
+    case "SET_COVER_POSITION":
+      this.setCoverPosition(payload);
+      break;
   }
 }
 
@@ -47,7 +62,7 @@ async function connect(payload) {
   };
   const hass = new HomeAssistant(connectionConfig);
   this.logger.info(`HomeAssistant connected for ${payload.identifier}`);
-  connections[payload.identifier] = {
+  this.connections[payload.identifier] = {
     hass,
     entities: [],
   };
@@ -58,8 +73,8 @@ async function connect(payload) {
     host: new URL(connectionConfig.host).host,
   })
     .then((hassWs) => {
-      connections[payload.identifier].websocket = hassWs;
-      hassWs.onStateChanged(onStateChangedEvent.bind(self));
+      this.connections[payload.identifier].websocket = hassWs;
+      hassWs.onEvent("state_changed", onStateChangedEvent.bind(self));
     })
     .catch((err) => {
       this.logger.error(
@@ -71,7 +86,7 @@ async function connect(payload) {
 
 async function getState(payload) {
   this.logger.debug(`Getting state for ${payload.entity}`);
-  const hass = connections[payload.identifier].hass;
+  const hass = this.connections[payload.identifier].hass;
   const [domain, entity] = payload.entity.split(".");
   const response = await hass.states.get(domain, entity);
   this.logger.debug(`Got state for ${payload.entity}`);
@@ -80,24 +95,33 @@ async function getState(payload) {
     data: response,
   });
 
-  if (!connections[payload.identifier].entities.includes(payload.entity)) {
-    connections[payload.identifier].entities.push(payload.entity);
+  if (!this.connections[payload.identifier].entities.includes(payload.entity)) {
+    this.connections[payload.identifier].entities.push(payload.entity);
   }
 }
 
 async function toggleState(payload) {
   this.logger.debug(`Toggling state for ${payload.entity}`);
-  const hass = connections[payload.identifier].hass;
+  const hass = this.connections[payload.identifier].hass;
   const [domain, entity] = payload.entity.split(".");
-  const response = await hass.services.call('toggle', domain, entity)
-  this.logger.debug(`Response for toggling state of ${payload.entity}`, response)
-  this.getState(payload)
+  const response = await hass.services.call("toggle", domain, entity);
+  this.getState(payload);
+}
+
+async function setCoverPosition(payload) {
+  this.logger.debug(`Setting position for cover ${payload.entity} to ${payload.position}`)
+  const hass = this.connections[payload.identifier].hass;
+  const response = await hass.services.call("set_cover_position", 'cover', {
+    entity_id: payload.entity,
+    position: payload.position
+  });
+  this.getState(payload);
 }
 
 function onStateChangedEvent(event) {
   //this.logger.debug(`Got state change for ${event.data.entity_id}`);
-  for (const connection in connections) {
-    if (connections[connection].entities.includes(event.data.entity_id)) {
+  for (const connection in this.connections) {
+    if (this.connections[connection].entities.includes(event.data.entity_id)) {
       this.logger.debug(
         `Found listening connection (${connection}) for entity ${event.data.entity_id}`
       );