259 lines
11 KiB
JavaScript
259 lines
11 KiB
JavaScript
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module.exports = function(RED) {
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"use strict";
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var Heatmiser = require("heatmiser");
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function HeatmiserInputNode(n) {
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// TODO - holiday and hot water cases when confirmed working
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var DEBUG = false;
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RED.nodes.createNode(this,n);
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this.ip = n.ip || "192.168.0.1";
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this.pin = n.pin || "1234";
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this.pollTime = n.pollTime*60*1000 || 30*60*1000;
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this.pollIntervalRef = undefined;
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var hmoutnode = this;
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this.hm = new Heatmiser(this.ip, this.pin);
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this.hm.on('success', function(data) {
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if (DEBUG) {
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hmoutnode.log("Successfully wrote data. Response : " + JSON.stringify(data));
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}
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hmoutnode.send({topic: "", payload:JSON.stringify(data.dcb)});
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});
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this.hm.on('error', function(data) {
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if (DEBUG) {
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hmoutnode.log("Error during data setting : " + JSON.stringify(data));
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}
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hmoutnode.send(data);
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});
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this.read = function() {
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if (hmoutnode.hm) {
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hmoutnode.hm.read_device();
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}
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};
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if (!this.currentStatus) {
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this.read();
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this.pollIntervalRef = setInterval(this.read, this.pollTime);
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}
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this.on("close", function() {
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if (this.pollIntervalRef) {
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clearInterval(this.pollIntervalRef);
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this.pollIntervalRef = undefined;
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}
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});
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this.on("input", function(message) {
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// Valid inputs are heating:{target:, hold:}, read:, runmode:frost/heating, holiday:{enabled:, time:}, hotwater:{'on':1/0 / 'boost':1/0}
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if (message.payload == "undefined" || !message.payload) {
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message.payload = {read : true};
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}
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if (typeof(message.payload) == "string") {
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message.payload = JSON.parse(message.payload);
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}
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if (message.payload.read) {
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hmoutnode.read();
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}
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else if (message.payload) {
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// Compare message.payload data to confirm valid and send to thermostat
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var validInputs = ["heating", "runmode"];
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for (var key in message.payload) {
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if (message.payload.hasOwnProperty(key)) {
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if (validInputs.indexOf(key) < 0) {
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hmoutnode.log("Warning: Unsupported key ("+key+") passed!");
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return;
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}
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}
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}
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hmoutnode.validateAndWrite(message);
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}
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});
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}
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RED.nodes.registerType("heatmiser-in",HeatmiserInputNode);
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function HeatmiserOutputNode(n) {
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// TODO - holiday and hot water cases when confirmed working
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var DEBUG = false;
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RED.nodes.createNode(this,n);
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this.ip = n.ip || "192.168.0.1";
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this.pin = n.pin || "1234";
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this.multiWriteFunc = undefined;
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var hminnode = this;
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this.pollIntervalRef = undefined;
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this.hm = new Heatmiser(this.ip, this.pin);
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this.hm.on('success', function(data) {
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if (DEBUG) {
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hminnode.log("Successfully wrote data. Response : " + JSON.stringify(data));
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}
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hminnode.currentStatus = data.dcb;
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if (hminnode.multiWriteFunc) {
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hminnode.multiWriteFunc();
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hminnode.multiWriteFunc = undefined;
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return;
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}
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hminnode.send({topic: "", payload:JSON.stringify(data.dcb)});
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});
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this.hm.on('error', function(data) {
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if (DEBUG) {
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hminnode.log("Error during data setting : " + JSON.stringify(data));
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}
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hminnode.send(data);
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});
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this.on("close", function() {
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if (this.pollIntervalRef) {
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clearInterval(this.pollIntervalRef);
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this.pollIntervalRef = undefined;
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}
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});
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this.read = function() {
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if (hminnode.hm) {
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hminnode.hm.read_device();
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}
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};
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if (!this.currentStatus) {
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this.read();
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this.pollIntervalRef = setInterval(this.read, 30*60*1000);
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}
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this.write = function(dcb) {
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if (hminnode.hm) {
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hminnode.hm.write_device(dcb);
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}
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};
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this.validateAndWrite = function(message) {
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for (var key in message.payload) {
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if (message.payload.hasOwnProperty(key)) {
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// Ensure our valid keys contain valid values
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switch (key) {
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case "runmode" : {
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if (DEBUG) {
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hminnode.log("Hit the runmode case");
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}
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if (message.payload[key] !== "frost" && message.payload[key] !== "heating") {
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hminnode.log("Warning: Unsupported 'runmode' value passed!");
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return;
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}
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break;
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}
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//case "holiday" : {
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//if (DEBUG) {
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//hminnode.log("Hit the holiday case");
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//}
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//if (!('enabled' in message.payload[key]) && !('time' in message.payload[key])) {
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//hminnode.log("Warning: Unsupported 'holiday' value passed!");
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//eturn;
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//}
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//var time = message.payload[key].time;
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//// Ensure hminnode time is a date
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//if (typeof(time) == "string") {
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//hminnode.log("Typeof time was " +typeof(message.payload[key].time));
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//// message.payload[key].time = new Date(message.payload[key].time);
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//message.payload[key].time = new Date(2014, 02, 15, 12, 0, 0);
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//hminnode.log("Typeof time is now " +typeof(message.payload[key].time));
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//}
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//// Also add in away mode (for hot water) if we're on hols
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//if (message.payload[key].time) {
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//message.payload.away_mode = 1;
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//}
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//else {
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//message.payload.away_mode = 0;
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//}
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//break;
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// }
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//case "hotwater" : {
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//if (DEBUG) {
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//hminnode.log("Hit the hotwater case");
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//}
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//if (message.payload[key] !== "on" && message.payload[key] !== "boost" && message.payload[key] !== "off") {
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//hminnode.log("Warning: Unsupported 'hotwater' value passed!");
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//return;
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//}
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//break;
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// }
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case "heating" : {
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// Ensure heating stays last! It's got a multi write scenario
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if (DEBUG) {
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hminnode.log("Hit the heating case");
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}
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if (!('target' in message.payload[key]) && !('hold' in message.payload[key])) {
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hminnode.log("Warning: Unsupported 'heating' value passed!");
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return;
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}
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// Set sane temp and time ranges and sanitise to float/int
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var target = parseFloat(message.payload[key].target);
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var hold = parseInt(message.payload[key].hold);
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if (target > 30.0) { message.payload[key].target = 30.0; }
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else { message.payload[key].target = target; }
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if (hold > 1440) { message.payload[key].hold = 1440; }
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else { message.payload[key].hold = hold; }
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if (target <= 10.0) { message.payload[key].target = 10.0; }
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else { message.payload[key].target = target; }
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if (hold <= 0) { message.payload[key].hold = 0; }
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else { message.payload[key].hold = hold; }
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// Ensure hminnode runmode == heating first
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if (hminnode.currentStatus.run_mode === "frost_protection") {
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// Use the multiWriteFunc as a callback in our success case
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hminnode.multiWriteFunc = function() {
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hminnode.write(message.payload);
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}
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hminnode.write({"runmode" : "heating"});
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// End the flow here to ensure no double-writing
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return;
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}
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break;
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}
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default : {
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break;
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}
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}
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// Valid set of key messages, construct DCB and write
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var dcb = message.payload;
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if (DEBUG) {
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hminnode.log("Injecting " + JSON.stringify(dcb));
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}
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hminnode.write(dcb);
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}
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}
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};
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this.on("input", function(message) {
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// Valid inputs are heating:{target:, hold:}, read:, runmode:frost/heating, holiday:{enabled:, time:}, hotwater:{'on':1/0 / 'boost':1/0}
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if (message.payload) {
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if (typeof(message.payload) === "string") {
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message.payload = JSON.parse(message.payload);
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}
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// Compare message.payload data to confirm valid and send to thermostat
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var validInputs = ["heating", "runmode"];
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for (var key in message.payload) {
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if (message.payload.hasOwnProperty(key)) {
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if (validInputs.indexOf(key) < 0) {
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hminnode.log("Warning: Unsupported key ("+key+") passed!");
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return;
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}
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}
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}
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hminnode.validateAndWrite(message);
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}
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else {
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hminnode.log("Warning: Invalid input passed!");
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return;
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}
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});
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}
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RED.nodes.registerType("heatmiser-out",HeatmiserOutputNode);
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}
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