2024-06-25 11:21:25 +02:00
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<!DOCTYPE html>
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2024-06-25 11:19:53 +02:00
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<html lang="fr">
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2024-06-25 11:21:25 +02:00
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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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<title>Contrôle du robot</title>
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</head>
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<body>
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<h1>Contrôle du robot sans fils</h1>
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<p>
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Cette page permet de contrôler le robot depuis un PC portable
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connecté au WiFi du robot. Elle est destinée aux personnes n'ayant
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pas de smartphone.
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</p>
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<h2>Paramètres de contrôle</h2>
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<p>
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Ici vous pourrez paramétrer les contrôles du robot, rentrer son
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adresse IP ainsi que lui indiquer la distance à parcourir ou l'angle
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de rotation désiré.
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</p>
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<form class="settings" id="settings">
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<label>
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<span>Adresse IP du robot</span>
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<input
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type="text"
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name="ip-address"
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title="Adresse IP du robot (ex: 192.168.0.1)"
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pattern="\d+\.\d+\.\d+\.\d+"
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placeholder="192.168.0.0"
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required
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/>
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</label>
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<button>Se connecter</button>
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</form>
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<div class="controls">
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<label>
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<span>Rotation en degrés</span>
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<input
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type="number"
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title="Rotation en degrés (0° - 360°)"
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min="0"
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max="360"
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step="1"
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placeholder="90"
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onchange="rotate()"
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/>
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</label>
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<label>
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<span>Longueur en cm</span>
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<input
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type="number"
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title="Longueur en cm (0 - 2^31)"
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min="-2147483647"
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step="1"
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max="2147483647"
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placeholder="10"
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onchange="move()"
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/>
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</label>
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</div>
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<h2>Contrôle</h2>
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<p>
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Amusez vous ! Pour contrôler le robot, utilisez les flèches
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directionnelles pour le diriger et la barre espace pour le stopper.
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</p>
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</body>
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2024-06-25 12:27:16 +02:00
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<script type="module">
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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 {string} endpoint Address IP of the robot
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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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async function sendCommand(endpoint, command, value) {
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const response = await fetch(
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`http://${endpoint}/get?command=${command}&value=${value}`
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)
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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')
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}
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document
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.querySelector('#settings')
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.addEventListener('submit', (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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setEndpoint(`http://${ipAddress}`)
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})
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function storeInput() {
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ipInput = document.getElementById('ip').value
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valueRot = document.getElementById('valueRot').value
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valueLength = document.getElementById('valueLength').value
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keyMap = {
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38: { command: 'forward', value: valueLength },
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40: { command: 'backward', value: valueLength },
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37: { command: 'left', value: valueRot },
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39: { command: 'right', value: valueRot },
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32: { command: 'stop', value: 0 },
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}
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}
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</script>
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2024-06-25 11:19:53 +02:00
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</html>
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