refactor(client): ♻️ split source files for readability
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178
client/app.js
Normal file
178
client/app.js
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@ -0,0 +1,178 @@
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// Input handlers
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document
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.querySelector('#move-input')
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.addEventListener('change', (event) =>
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assignCommands('backward', 'forward', event)
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)
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document
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.querySelector('#rotate-input')
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.addEventListener('change', (event) =>
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assignCommands('left', 'right', event)
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)
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// Buttons handlers
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for (const button of document
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.querySelector('#touch-controls')
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.querySelectorAll('button')) {
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button.addEventListener('click', () => {
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const { command, value } = button.dataset
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// Check datas are set for button
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if (command === undefined || value === undefined) {
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alert(
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`Pas de command ou de valeur assigné au bouton "${button.title}"`
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)
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throw new Error(`no command or value assigned to ${button.title}`)
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}
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// Check command is valid
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if (
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!['forward', 'backward', 'left', 'right', 'stop'].includes(command)
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) {
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alert(
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`La command "${command}" n'est pas valide en tant que ('forward', 'backward', 'left', 'right', 'stop')`
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)
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throw new Error(
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`specified command "${command}" is not in ['forward', 'backward', 'left', 'right', 'stop']`
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)
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}
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// Check value is valid finite number
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if (!Number.isFinite(Number(value))) {
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alert(`La valeur "${value}" n'est convertible en entier fini`)
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throw new Error(
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`value "${value}" cannot be casted to finite integer`
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)
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}
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sendCommand(command, Number(value))
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})
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}
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// Keyboard handler
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document.addEventListener('keydown', ({ code }) => {
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if (code === 'ArrowUp') {
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return sendCommand('forward', 2)
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}
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if (code === 'ArrowDown') {
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return sendCommand('backward', 2)
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}
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if (code === 'ArrowLeft') {
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return sendCommand('left', 5)
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}
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if (code === 'ArrowRight') {
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return sendCommand('right', 5)
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}
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if (code === 'Space') {
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return sendCommand('stop', 0)
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}
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})
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// Settings handler
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document
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.querySelector('#settings')
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.addEventListener('submit', async (event) => {
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// Don't interrupt event if not form submitting
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if (!(event instanceof SubmitEvent)) return true
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if (event.target === null) return true
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// Disable form sending
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event.preventDefault()
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const form = new FormData(event.target)
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const ipAddress = form.get('ip-address')
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if (ipAddress === null) return
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const endpoint = `http://${ipAddress}`
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await testEndpoint(endpoint)
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setEndpoint(endpoint)
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})
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/**
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* A command string.
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* @typedef {('forward' | 'backward' | 'left' | 'right' | 'stop')} Command
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*/
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/**
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* Send command to the robot.
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*
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* @param {Command} command Command to send.
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* @param {number} value Value of the command if needed.
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*
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* @returns {Promise<void>}
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*/
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async function sendCommand(command, value) {
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const endpoint = getEndpoint()
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const url = new URL(`/get?command=${command}&value=${value}`, endpoint)
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const response = await fetch(url)
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const text = await response.text()
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console.log(text)
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}
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/**
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* Get robot endpoint address.
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*
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* @returns {string}
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*/
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function getEndpoint() {
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const endpoint = sessionStorage.getItem('robot-endpoint')
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if (endpoint === null) {
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alert("Aucune adresse IP n'a été renseignée !")
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throw new Error('no given ip address')
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}
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return endpoint
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}
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/**
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* Set robot endpoint address.
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*
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* @param {string} ip Robot ip.
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*
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* @returns void
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*/
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function setEndpoint(ip) {
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sessionStorage.setItem('robot-endpoint', ip)
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}
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/**
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* Test connection to endpoint.
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*
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* @param {string} endpoint Endpoint to test for.
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*
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* @returns {void}
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* @throws {Error} Endpoint unreachable.
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*/
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async function testEndpoint(endpoint) {
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try {
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const response = await fetch(endpoint)
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if (response.ok) return
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} catch (cause) {
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alert(`Impossible de joindre l'adresse "${endpoint}"`)
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throw new Error(`unable to connect to robot at ${endpoint}`, {
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cause,
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})
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}
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}
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/**
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* Assign a command to an input.
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* Do negative command if value < 0 else do positive command.
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*
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* @param {Command} negativeCommand Command if value < 0.
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* @param {Command} positiveCommand Command if value >= 0.
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* @param {event} event Event of the input.
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*
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* @returns {Promise<void>}
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*/
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function assignCommands(negativeCommand, positiveCommand, event) {
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if (event.target === null) return
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/** @type {HTMLInputElement} */
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const target = event.target
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const value = target.valueAsNumber
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if (value < 0) {
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return sendCommand(negativeCommand, Math.abs(value))
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}
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return sendCommand(positiveCommand, value)
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}
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@ -3,6 +3,8 @@
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<link rel="stylesheet" href="style.css" />
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<script type="module" src="app.js"></script>
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<title>Contrôle du robot</title>
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</head>
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<body>
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@ -104,309 +106,4 @@
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</section>
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</main>
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</body>
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<script type="module">
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// Input handlers
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document
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.querySelector('#move-input')
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.addEventListener('change', (event) =>
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assignCommands('backward', 'forward', event)
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)
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document
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.querySelector('#rotate-input')
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.addEventListener('change', (event) =>
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assignCommands('left', 'right', event)
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)
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// Buttons handlers
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for (const button of document
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.querySelector('#touch-controls')
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.querySelectorAll('button')) {
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button.addEventListener('click', () => {
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const { command, value } = button.dataset
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// Check datas are set for button
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if (command === undefined || value === undefined) {
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alert(
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`Pas de command ou de valeur assigné au bouton "${button.title}"`
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)
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throw new Error(
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`no command or value assigned to ${button.title}`
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)
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}
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// Check command is valid
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if (
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!['forward', 'backward', 'left', 'right', 'stop'].includes(
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command
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)
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) {
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alert(
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`La command "${command}" n'est pas valide en tant que ('forward', 'backward', 'left', 'right', 'stop')`
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)
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throw new Error(
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`specified command "${command}" is not in ['forward', 'backward', 'left', 'right', 'stop']`
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)
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}
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// Check value is valid finite number
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if (!Number.isFinite(Number(value))) {
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alert(
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`La valeur "${value}" n'est convertible en entier fini`
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)
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throw new Error(
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`value "${value}" cannot be casted to finite integer`
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)
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}
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sendCommand(command, Number(value))
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})
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}
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// Keyboard handler
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document.addEventListener('keydown', ({ code }) => {
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if (code === 'ArrowUp') {
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return sendCommand('forward', 2)
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}
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if (code === 'ArrowDown') {
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return sendCommand('backward', 2)
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}
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if (code === 'ArrowLeft') {
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return sendCommand('left', 5)
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}
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if (code === 'ArrowRight') {
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return sendCommand('right', 5)
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}
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if (code === 'Space') {
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return sendCommand('stop', 0)
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}
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})
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// Settings handler
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document
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.querySelector('#settings')
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.addEventListener('submit', async (event) => {
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// Don't interrupt event if not form submitting
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if (!(event instanceof SubmitEvent)) return true
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if (event.target === null) return true
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// Disable form sending
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event.preventDefault()
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const form = new FormData(event.target)
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const ipAddress = form.get('ip-address')
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if (ipAddress === null) return
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const endpoint = `http://${ipAddress}`
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await testEndpoint(endpoint)
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setEndpoint(endpoint)
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})
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/**
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* A command string.
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* @typedef {('forward' | 'backward' | 'left' | 'right' | 'stop')} Command
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*/
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/**
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* Send command to the robot.
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*
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* @param {Command} command Command to send.
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* @param {number} value Value of the command if needed.
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*
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* @returns {Promise<void>}
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*/
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async function sendCommand(command, value) {
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const endpoint = getEndpoint()
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const url = new URL(
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`/get?command=${command}&value=${value}`,
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endpoint
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)
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const response = await fetch(url)
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const text = await response.text()
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console.log(text)
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}
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/**
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* Get robot endpoint address.
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*
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* @returns {string}
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*/
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function getEndpoint() {
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const endpoint = sessionStorage.getItem('robot-endpoint')
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if (endpoint === null) {
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alert("Aucune adresse IP n'a été renseignée !")
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throw new Error('no given ip address')
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}
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return endpoint
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}
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/**
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* Set robot endpoint address.
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*
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* @param {string} ip Robot ip.
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*
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* @returns void
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*/
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function setEndpoint(ip) {
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sessionStorage.setItem('robot-endpoint', ip)
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}
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/**
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* Test connection to endpoint.
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*
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* @param {string} endpoint Endpoint to test for.
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*
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* @returns {void}
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* @throws {Error} Endpoint unreachable.
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*/
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async function testEndpoint(endpoint) {
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try {
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const response = await fetch(endpoint)
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if (response.ok) return
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} catch (cause) {
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alert(`Impossible de joindre l'adresse "${endpoint}"`)
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throw new Error(`unable to connect to robot at ${endpoint}`, {
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cause,
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})
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}
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}
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/**
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* Assign a command to an input.
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* Do negative command if value < 0 else do positive command.
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*
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* @param {Command} negativeCommand Command if value < 0.
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* @param {Command} positiveCommand Command if value >= 0.
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* @param {event} event Event of the input.
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*
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* @returns {Promise<void>}
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*/
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function assignCommands(negativeCommand, positiveCommand, event) {
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if (event.target === null) return
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/** @type {HTMLInputElement} */
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const target = event.target
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const value = target.valueAsNumber
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if (value < 0) {
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return sendCommand(negativeCommand, Math.abs(value))
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}
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return sendCommand(positiveCommand, value)
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}
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</script>
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<style>
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:root {
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--translucent-high: rgba(255, 255, 255, 0.8);
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--translucent-low: rgba(255, 255, 255, 0.4);
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--padding: 0.5rem;
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--padding-half: calc(var(--padding) / 2);
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--border-size: 0.2rem;
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}
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* {
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box-sizing: border-box;
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}
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html {
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scroll-behavior: smooth;
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}
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body {
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background-color: rgb(247, 234, 219);
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height: 100dvh;
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margin: 0;
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padding: 0;
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font-family: system-ui, -apple-system, BlinkMacSystemFont,
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'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans',
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'Helvetica Neue', sans-serif;
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}
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h1,
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h2 {
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margin: 0;
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}
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h1 {
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text-align: center;
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}
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main {
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padding: var(--padding);
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height: 100%;
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text-wrap: pretty;
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}
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.touch-controls {
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display: grid;
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grid-template-columns: repeat(3, 1fr);
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gap: var(--padding);
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padding: var(--padding);
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button {
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height: 5.5rem;
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font-size: 3rem;
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border-radius: var(--padding);
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}
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}
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button {
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border: solid var(--border-size) var(--translucent-high);
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background: var(--translucent-high);
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border-radius: var(--padding-half);
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transition: all 0.2s ease;
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height: 100%;
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font-size: 110%;
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&:active {
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border-color: var(--translucent-low);
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background-color: var(--translucent-low);
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}
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}
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.input-controls,
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.settings {
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padding: var(--padding);
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display: flex;
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gap: var(--padding);
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border: solid var(--border-size) var(--translucent-high);
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border-radius: var(--padding-half);
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align-items: center;
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justify-content: space-around;
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}
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.inputs {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(700px, 1fr));
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gap: var(--padding);
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width: 100%;
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}
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.infos {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(800px, 1fr));
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flex-wrap: wrap;
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gap: var(--padding);
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justify-content: space-between;
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}
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label {
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display: grid;
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gap: var(--padding);
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}
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input {
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border: solid var(--border-size) var(--translucent-high);
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background: var(--translucent-low);
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border-radius: var(--padding-half);
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transition: all 0.2s ease;
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height: 100%;
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padding: var(--padding-half);
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font-family: 'Courier New', Courier, monospace;
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outline: none;
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&:focus {
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background-color: var(--translucent-high);
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}
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}
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</style>
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</html>
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114
client/style.css
Normal file
114
client/style.css
Normal file
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@ -0,0 +1,114 @@
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:root {
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--translucent-high: rgba(255, 255, 255, 0.8);
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--translucent-low: rgba(255, 255, 255, 0.4);
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--padding: 0.5rem;
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--padding-half: calc(var(--padding) / 2);
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--border-size: 0.2rem;
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}
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* {
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box-sizing: border-box;
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}
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|
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html {
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scroll-behavior: smooth;
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}
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|
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body {
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background-color: rgb(247, 234, 219);
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height: 100dvh;
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margin: 0;
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padding: 0;
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|
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font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI',
|
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Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue',
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sans-serif;
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}
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|
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h1,
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h2 {
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margin: 0;
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}
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h1 {
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text-align: center;
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}
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main {
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padding: var(--padding);
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height: 100%;
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text-wrap: pretty;
|
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}
|
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|
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.touch-controls {
|
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display: grid;
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grid-template-columns: repeat(3, 1fr);
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gap: var(--padding);
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padding: var(--padding);
|
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|
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button {
|
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height: 5.5rem;
|
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font-size: 3rem;
|
||||
border-radius: var(--padding);
|
||||
}
|
||||
}
|
||||
|
||||
button {
|
||||
border: solid var(--border-size) var(--translucent-high);
|
||||
background: var(--translucent-high);
|
||||
border-radius: var(--padding-half);
|
||||
transition: all 0.2s ease;
|
||||
height: 100%;
|
||||
font-size: 110%;
|
||||
|
||||
&:active {
|
||||
border-color: var(--translucent-low);
|
||||
background-color: var(--translucent-low);
|
||||
}
|
||||
}
|
||||
|
||||
.input-controls,
|
||||
.settings {
|
||||
padding: var(--padding);
|
||||
display: flex;
|
||||
gap: var(--padding);
|
||||
border: solid var(--border-size) var(--translucent-high);
|
||||
border-radius: var(--padding-half);
|
||||
align-items: center;
|
||||
justify-content: space-around;
|
||||
}
|
||||
|
||||
.inputs {
|
||||
display: grid;
|
||||
grid-template-columns: repeat(auto-fill, minmax(700px, 1fr));
|
||||
gap: var(--padding);
|
||||
width: 100%;
|
||||
}
|
||||
|
||||
.infos {
|
||||
display: grid;
|
||||
grid-template-columns: repeat(auto-fill, minmax(800px, 1fr));
|
||||
flex-wrap: wrap;
|
||||
gap: var(--padding);
|
||||
justify-content: space-between;
|
||||
}
|
||||
|
||||
label {
|
||||
display: grid;
|
||||
gap: var(--padding);
|
||||
}
|
||||
|
||||
input {
|
||||
border: solid var(--border-size) var(--translucent-high);
|
||||
background: var(--translucent-low);
|
||||
border-radius: var(--padding-half);
|
||||
transition: all 0.2s ease;
|
||||
height: 100%;
|
||||
padding: var(--padding-half);
|
||||
font-family: 'Courier New', Courier, monospace;
|
||||
outline: none;
|
||||
|
||||
&:focus {
|
||||
background-color: var(--translucent-high);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue