feat(client): ✨ add form settings handler

client/index.html

@@ -18,11 +18,12 @@
 			adresse IP ainsi que lui indiquer la distance à parcourir ou l'angle
 			de rotation désiré.
 		</p>
-		<form class="settings" onsubmit="setEndpoint()">
+		<form class="settings" id="settings">
 			<label>
 				<span>Adresse IP du robot</span>
 				<input
 					type="text"
+					name="ip-address"
 					title="Adresse IP du robot (ex: 192.168.0.1)"
 					pattern="\d+\.\d+\.\d+\.\d+"
 					placeholder="192.168.0.0"
@@ -84,11 +85,47 @@
 			console.log(text)
 		}
 
-		document.addEventListener('keydown', (event) => {
+		/**
-			const key = event.keyCode
+		 * Get robot endpoint address.
-			const { command, value } = keyMap[key]
+		 *
-			sendCommand(endpoint, command, value)
+		 * @returns {string}
-		})
+		 */
+		function getEndpoint() {
+			const endpoint = sessionStorage.getItem('robot-endpoint')
+			if (endpoint === null) {
+				alert("Aucune adresse IP n'a été renseignée !")
+				throw new Error('no given ip address')
+			}
+			return endpoint
+		}
+
+		/**
+		 * Set robot endpoint address.
+		 *
+		 * @param {string} ip Robot ip.
+		 *
+		 * @returns void
+		 */
+		function setEndpoint(ip) {
+			sessionStorage.setItem('robot-endpoint')
+		}
+
+		document
+			.querySelector('#settings')
+			.addEventListener('submit', (event) => {
+				// Don't interrupt event if not form submitting
+				if (!(event instanceof SubmitEvent)) return true
+				if (event.target === null) return true
+				// Disable form sending
+				event.preventDefault()
+
+				const form = new FormData(event.target)
+				const ipAddress = form.get('ip-address')
+
+				if (ipAddress === null) return
+
+				setEndpoint(`http://${ipAddress}`)
+			})
 
 		function storeInput() {
 			ipInput = document.getElementById('ip').value