thermostat-pi-dht/lib/getRemoteThermostatData.js

A Node.js framework (standalone app + lib) to control a heating system with a Raspberry Pi using DHT11 or DHT22/AM2302 sensors and GPIO actuators.

"use strict";
// Project: thermostat-pi-dht
// File: getRemoteThermostatData.ts
//
// Copyright 2021 Henning Kerstan
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.getRemoteThermostatData = void 0;
const hmac_authenticated_payload_1 = require("@henningkerstan/hmac-authenticated-payload");
const httpGetJSON_1 = require("./httpGetJSON");
async function getRemoteThermostatData(options) {
    // get
    const result = await (0, httpGetJSON_1.httpGetJSON)({
        host: options.host,
        port: options.port,
        path: '/data.json',
    });
    // parse the result as JSON
    // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
    const resultObject = JSON.parse(result);
    // create an HMACAuthenticatedData from the received result
    const ad = new hmac_authenticated_payload_1.HMACAuthenticatedPayload(resultObject.payload, resultObject.nonce, resultObject.hmac);
    // validate the hmac
    if (!ad.validate(options.hmacKey)) {
        console.log('FEILADE VALIDATION');
        return Promise.reject();
    }
    // interpret the received data
    return ad.payload;
}
exports.getRemoteThermostatData = getRemoteThermostatData;
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