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| author | Li Zhineng <[email protected]> | 2025-06-12 22:19:44 +0800 |
|---|---|---|
| committer | Li Zhineng <[email protected]> | 2025-06-12 22:19:44 +0800 |
| commit | 29c8378dca07b3731b150362a36f71a7e5c35337 (patch) | |
| tree | d2543238a0471135d84006424473c104056927b1 /index.html | |
| parent | 6e429bfaa2baf196fbbc312bb292351cadf4b08f (diff) | |
| download | setup-29c8378dca07b3731b150362a36f71a7e5c35337.tar.gz setup-29c8378dca07b3731b150362a36f71a7e5c35337.zip | |
main.mjs
Diffstat (limited to 'index.html')
| -rw-r--r-- | index.html | 176 |
1 files changed, 1 insertions, 175 deletions
@@ -1,6 +1,7 @@ <html> <head> <title>Setup AIRMX device</title> + <script defer src="main.mjs"></script> </head> <body> <h1>Setup your AIRMX device</h1> @@ -9,180 +10,5 @@ Connect </button> </div> - <script> - const DEVICE_NAME = 'AIRMX Pro' - const MAIN_SERVICE_UUID = '22210000-554a-4546-5542-46534450464d' - const WRITE_CHAR_UUID = '22210001-554a-4546-5542-46534450464d' - const NOTIFY_CHAR_UUID = '22210002-554a-4546-5542-46534450464d' - - class Dispatcher { - #characteristic - #sequenceNumber = 1 - #chunkSize = 16 - - constructor(characteristic) { - this.#characteristic = characteristic - } - - async dispatch(command) { - const data = this.#chunk(command.payload, command) - - for (let chunk of data) { - console.log(`Sending chunk: ${Array.from(chunk).map(b => b.toString(16).padStart(2, '0')).join(' ')}`) - await this.#characteristic.writeValueWithResponse(chunk) - await delay(500) - } - } - - #chunk(data, command) { - const packets = this.#chunked(data, this.#chunkSize) - const total = packets.length - - if (total === 0) { - return [ - this.#packetHeader( - this.#sequenceNumber++, 1, 1, // 1 of 1 packet - command.commandId - ) - ] - } - - return packets.map((chunk, index) => { - return new Uint8Array([ - ...this.#packetHeader( - this.#sequenceNumber++, index + 1, total, - command.commandId - ), - ...chunk - ]) - }) - } - - /** - * Splits an array into chunks of `size`. - * - * @param {Uint8Array} data - The array of 8-bit unsigned integers. - * @param {number} size - The size of each chunk. - */ - #chunked(data, size) { - const packets = [] - - for (let i = 0; i < data.length; i += size) { - packets.push(data.slice(i, i + size)) - } - - return packets - } - - #packetHeader(sequenceNumber, currentPacket, totalPacket, commandId) { - return new Uint8Array([ - sequenceNumber, - currentPacket << 4 | totalPacket, - 0x00, // Unencrypted flag - commandId - ]) - } - } - - class Command { - get commandId() { - throw new Error('The command ID does not exist.') - } - - get payload() { - throw new Error('The payload does not exist.') - } - } - - class HandshakeCommand extends Command { - get commandId() { - return 0x0b - } - - get payload() { - return new Uint8Array([ - 0x08, // The storage size of the token - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Token: 0 - 0x05, // The length of the version - 0x31, 0x2e, 0x30, 0x2e, 0x30 // Version: 1.0.0 - ]) - } - } - - class ConfigureWifiCommand extends Command { - #ssid - #password - - constructor(ssid, password) { - super() - this.#ssid = ssid - this.#password = password - } - - get commandId() { - return 0x15 - } - - get payload() { - const encoder = new TextEncoder() - const ssid = encoder.encode(this.#ssid) - const password = encoder.encode(this.#password) - - return new Uint8Array([ - ssid.length, ...ssid, - password.length, ...password - ]) - } - } - - class RequestIdentityCommand extends Command { - get commandId() { - return 0x16 - } - - get payload() { - return new Uint8Array([ - // - ]) - } - } - - async function delay(ms) { - return new Promise(resolve => setTimeout(resolve, ms)) - } - - async function connectToDevice() { - const device = await navigator.bluetooth.requestDevice({ - filters: [{ name: DEVICE_NAME }], - optionalServices: [MAIN_SERVICE_UUID] - }) - - const server = await device.gatt.connect() - const service = await server.getPrimaryService(MAIN_SERVICE_UUID) - - const writeChar = await service.getCharacteristic(WRITE_CHAR_UUID) - const notifyChar = await service.getCharacteristic(NOTIFY_CHAR_UUID) - - await notifyChar.startNotifications() - notifyChar.addEventListener('characteristicvaluechanged', handleDeviceResponse) - - const dispatcher = new Dispatcher(writeChar) - await dispatcher.dispatch(new HandshakeCommand()) - await dispatcher.dispatch(new ConfigureWifiCommand('<ssid>', '<password>')) - await dispatcher.dispatch(new RequestIdentityCommand()) - } - - function handleDeviceResponse(event) { - const value = event.target.value - const receivedBytes = [] - for (let i = 0; i < value.byteLength; i++) { - receivedBytes.push(value.getUint8(i).toString(16).padStart(2, '0')) - } - console.log(`Received data from device: ${receivedBytes.join(' ')}`) - } - - const connect = document.getElementById('connect') - connect.addEventListener('click', connectToDevice) - </script> </body> </html> |