homebridge-better-miot/dist/devices/GenericDevice.js

Some xiaomi devices integration

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.GenericDevice = void 0;
const miio = __importStar(require("miio-api"));
const DELAY_MS = 250; // 0.25 sec
const API_CALL_OPTIONS = {
    attempts: 5,
    delay: DELAY_MS,
    timeout: 14 * DELAY_MS, // 3 sec
};
class GenericDevice {
    constructor({ address, token, properties }) {
        this.properties = {};
        this.listeners = {};
        this.propertiesConfigMap = {};
        this.config = { address, token, properties };
        this.setProperties(properties);
        this.getDevice()
            .then(() => this.fetchProperties());
    }
    async getDevice() {
        const { address, token } = this.config;
        if (!this.connectedDevice) {
            try {
                this.connectedDevice = await miio.device({ address, token }, API_CALL_OPTIONS);
                this.info = await this.connectedDevice.call('miIO.info');
            }
            catch (_a) {
                throw new Error('Something went wrong while connecting');
            }
        }
        return this.connectedDevice;
    }
    subscribe(property, cb) {
        if (!Array.isArray(this.listeners[property])) {
            this.listeners[property] = [];
        }
        this.listeners[property].push(cb);
    }
    notifyUpdate(property) {
        if (Array.isArray(this.listeners[property])) {
            this.listeners[property].forEach((cb) => cb(this.properties[property]));
        }
    }
    setProperties(properties) {
        properties.forEach((property) => {
            const { name, title, mapper = (value) => value, } = property;
            const propertyTitle = title || name;
            this.propertiesConfigMap[propertyTitle] = {
                name,
                mapper,
                title: propertyTitle,
            };
        });
    }
    // TODO: make 2 requests if properties.length > 15
    async loadProperties(config) {
        const propertyNameTitleMap = Object.values(config)
            .reduce((acc, { name, title }) => {
            acc[name] = title;
            return acc;
        }, {});
        const propertyNames = Object.keys(propertyNameTitleMap);
        const device = await this.getDevice();
        const result = await device.call('get_prop', propertyNames, API_CALL_OPTIONS);
        const notifyQueue = [];
        result === null || result === void 0 ? void 0 : result.forEach((value, index) => {
            const name = propertyNames[index];
            const title = propertyNameTitleMap[name];
            const mapper = config[title].mapper;
            const parsedValue = mapper(value);
            if (this.properties[title] !== parsedValue) {
                notifyQueue.push(title);
            }
            this.properties[title] = parsedValue;
        });
        notifyQueue.forEach((property) => this.notifyUpdate(property));
    }
    async fetchProperty(propertyTitle) {
        const titles = typeof propertyTitle === 'string'
            ? [propertyTitle]
            : propertyTitle;
        if (!titles.every((title) => title in this.propertiesConfigMap)) {
            return;
        }
        const propertiesConfig = titles.reduce((acc, propertyTitle) => {
            acc[propertyTitle] = this.propertiesConfigMap[propertyTitle];
            return acc;
        }, {});
        return this.loadProperties(propertiesConfig);
    }
    async fetchProperties() {
        return this.loadProperties(this.propertiesConfigMap);
    }
    async call(method, params, refetch) {
        const device = await this.getDevice();
        try {
            const result = await device.call(method, params, API_CALL_OPTIONS);
            if (result && Array.isArray(refetch)) {
                return new Promise((resolve) => {
                    setTimeout(async () => {
                        await this.fetchProperty(refetch);
                        resolve(result);
                    }, DELAY_MS);
                });
            }
            return result;
        }
        catch (err) {
            throw Error(`Can't make ${method} api call`);
        }
    }
}
exports.GenericDevice = GenericDevice;
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