Logic flow started
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TODO.md
6
TODO.md
@ -1,14 +1,14 @@
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# In Progress
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1. ~~Strip to bones~~
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2. Better commenting
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2. Add startup and shutdown logic (start half implemented, not tested)
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# Done
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1. GPIO Interface
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1. Duplicate and adapt `HestiaClasses` from branch `v2-front`
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# Immediate To-Do
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1. Duplicate and adapt `HestiaClasses` from branch `v2-front`
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2. Add startup and shutdown logic
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3. Connect to MQTT
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1. Connect to MQTT
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# Roadmap
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1. Add wiring and sensors for safeties
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@ -1,29 +1,81 @@
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export class State {
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constructor(config) {
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config.mqtt.subscriptions.forEach(subscription => {
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this[subscription.name] = {
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on: false,
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topic: subscription.topic,
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publisher: 'back',
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power: (communicator) => {
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// This *should* toggle the state, asks if state is true, if it is set it false, otherwise set it true
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this[subscription.name].on ? this[subscription.name].on = false : this[subscription.name].on = true;
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communicator.send(subscription.name, JSON.stringify(this));
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}
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};
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});
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this.igniter = {
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on: false,
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name: "igniter",
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topic: config.mqtt.topics.igniter,
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publisher: 'front',
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power: (communicator) => {
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// This *should* toggle the state, asks if state is true, if it is set it false, otherwise set it true
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this.igniter.on ? this.igniter.on = false : this.igniter.on = true;
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communicator.send(config.mqtt.topics.igniter, JSON.stringify(this.igniter));
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}
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};
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this.exhaust = {
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on: false,
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name: "exhaust",
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topic: config.mqtt.topics.exhaust,
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publisher: 'front',
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power: (communicator) => {
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// This *should* toggle the state, asks if state is true, if it is set it false, otherwise set it true
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this.exhaust.on ? this.exhaust.on = false : this.exhaust.on = true;
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communicator.send(config.mqtt.topics.exhaust, JSON.stringify(this.exhaust));
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}
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};
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this.auger = {
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on: false,
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name: "auger",
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feedRate: 500,
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topic: config.mqtt.topics.auger,
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publisher: 'front',
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power: (communicator) => {
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// This *should* toggle the state, asks if state is true, if it is set it false, otherwise set it true
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this.auger.on ? this.auger.on = false : this.auger.on = true;
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communicator.send(config.mqtt.topics.auger, JSON.stringify(this.auger));
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}
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};
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console.log(`State initialized.`)
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};
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};
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export class Communicator {
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constructor(state) {
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// Connect to the MQTT Broker
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this.client = mqtt.connect(config.mqtt.address);
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this.publisher = state.publisher;
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return this;
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}
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// Subscribe to status topics
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config.mqtt.subscriptions.forEach(subscription => {
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this.client.subscribe(subscription.topic);
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state[subscription.name].topic = subscription.topic;
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init(state, config) {
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// Connect to the MQTT Broker
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console.log(`Attempting MQTT connection to broker: ${config.mqtt.address}, with username: ${config.mqtt.username}`);
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this.client = mqtt.connect(config.mqtt.address, {
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username: config.mqtt.username,
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password: config.mqtt.password
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});
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const { client } = this;
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client.on('connect', () => {
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console.log('Connected to MQTT broker');
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// Subscribe to status topics
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config.states.elements.forEach(element => {
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client.subscribe(state[element].topic, (err) => {
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if (!err) {
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console.log(`Subscribed to ${state[element].topic}`);
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}
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});
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});
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});
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// Handle when the Broker sends us a message
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client.on('message', (topic, message) => {
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const msgStr = message.toString();
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const msgJson = JSON.parse(msgStr);
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console.log(`Message received on topic ${topic}: ${msgStr}`);
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console.log(msgJson);
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state[msgJson.name].on = msgJson.on;
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window.refreshState(window.document, state);
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});
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}
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@ -32,9 +84,9 @@ export class Communicator {
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// Publish with retain flag set to true
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this.client.publish(topic, message, { retain: true }, (err) => {
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if (err) {
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throw err;
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console.error('Failed to publish message:', err);
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} else {
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// TODO: Pass back a success message
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console.log('Message published and retained on topic:', topic);
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}
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});
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}
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@ -50,5 +50,15 @@
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"bcm": 25,
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"mode": "IN"
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}
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]
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],
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"power": {
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"start": {
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"exhaustDelay": 30000,
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"augerDelay": 60000,
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"fireCheckDelay": 420000
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},
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"stop": {
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"exhaustDelay": 600000
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}
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}
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}
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@ -2,6 +2,11 @@ const dotenv = require('dotenv').config();
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const debug = process.env.DEBUG === "TRUE";
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const { pins } = require('./config.json');
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const gpio = require('./VoidGPIO.js');
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const pinMap = new Map();
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for (const pin of pins) {
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pinMap.set(pin.key, pin);
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}
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module.exports = {
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log(message) {
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@ -13,14 +18,32 @@ module.exports = {
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return new Promise(resolve => setTimeout(resolve, ms));
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},
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gpio: {
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setDefaults() {
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return new Promise((resolve, reject) => {
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let stateChanges = [];
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for (const pin of pins) {
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if (pin.mode === 'OUT') {
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gpio.setPin(pin.board, pin.defaultState, (err) => {
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if (err) reject(err);
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stateChanges.push( `Set ${pin.key} pin to ${pin.defaultState}.`);
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})
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}
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}
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resolve(stateChanges.join('\n'));
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});
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},
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// Boot up sanity check during debug mode
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async debugInit() {
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debugInit() {
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module.exports.log('Resetting all output pins.');
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pins.forEach(async (pin) => {
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module.exports.gpio.setDefaults().then(changes => {
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module.exports.log(changes);
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}).catch(e => console.error(e));
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pins.forEach(pin => {
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if (pin.mode === 'OUT') {
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gpio.setPin(pin.board, pin.defaultState, err => {
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if (err) throw err;
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module.exports.log(`Set ${pin.key} pin to ${pin.defaultState}.`);
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module.exports.log();
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});
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};
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});
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@ -48,5 +71,45 @@ module.exports = {
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}
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};
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}
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},
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power: {
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start: {
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init() {
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return new Promise((resolve, reject) => {
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// Check pin states
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// Set pins to default states
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module.exports.gpio.setDefaults().then(changes => {
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module.exports.log(changes);
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}).catch(e => console.error(e));
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// Power on igniter
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gpio.setPin(pinMap.igniter.board, 1, (err) => {
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if (err) reject(err);
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})
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// Wait for igniter preheat
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// Start exhaust
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// Finish igniter preheat
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// Check for vacuum
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// Start auger
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// Wait for fire
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// Check for fire
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// Power off igniter
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// Report successful ignition
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});
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}
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},
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stop: {
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init() {
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}
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}
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}
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}
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