85 lines
2.7 KiB
JavaScript
85 lines
2.7 KiB
JavaScript
async function GET(path) {
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return new Promise(function (onSuccess, onError) {
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let xhr = new XMLHttpRequest();
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xhr.open('GET', path);
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xhr.onreadystatechange = function () {
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if (xhr.readyState === 4) {
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if (xhr.status === 200) {
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onSuccess(JSON.parse(xhr.responseText));
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} else {
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onError(xhr);
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}
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}
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}
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xhr.onerror = () => onError(xhr);
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xhr.send(null);
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});
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}
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async function POST(path, data={}) {
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return new Promise(function (onSuccess, onError) {
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var xhr = new XMLHttpRequest();
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xhr.open('POST', path, true);
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xhr.setRequestHeader('Content-Type', 'application/json');
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xhr.onreadystatechange = function () {
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if (xhr.readyState === 4) {
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if (xhr.status === 200) {
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onSuccess(xhr);
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} else {
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onError(xhr);
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}
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}
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};
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xhr.onerror = () => onError(xhr);
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xhr.send(JSON.stringify(data));
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});
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}
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function assert(condition, message) {
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if (!condition) {
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throw message || "Assertion failed";
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}
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}
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async function transmit(transmitterID, channel, action, shockerPin, intensity=0, lucalEncoded=false) {
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assert(typeof transmitterID === 'number');
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assert(typeof channel === 'number');
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assert(['shock', 'vibrate', 'beep'].includes(action));
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assert(typeof shockerPin === 'number');
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assert(typeof intensity === 'number');
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assert(typeof lucalEncoded === 'boolean');
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POST('/transmit', {transmitterID: transmitterID, channel: channel, action: action, shockerPin: shockerPin, intensity: intensity, lucalEncoded: lucalEncoded});
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}
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async function txFromUI(action, intensity=0) {
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let transmitterID = Number(document.getElementById('transmitterIDInput').value);
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let channel = Number(document.getElementById('channelIDInput').value);
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let lucalEncoded = document.getElementById('lucalEncodedInput').checked;
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let shockerPin = Number(document.getElementById('shockerPinInput').value);
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transmit(transmitterID, channel, action, shockerPin, intensity, lucalEncoded);
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}
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async function shock() {
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let intensity = Number(document.getElementById('shockIntensity').value);
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txFromUI('shock', intensity);
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}
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async function vibrate() {
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let intensity = Number(document.getElementById('vibrateIntensity').value);
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txFromUI('vibrate', intensity);
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}
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async function beep() {
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txFromUI('beep');
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}
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window.addEventListener('load', () => {
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GET('/limit').then((data) => {
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document.getElementById('shockIntensity').max = data.limit;
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document.getElementById('vibrateIntensity').max = data.limit;
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});
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});
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