82 lines
2.1 KiB
JavaScript
82 lines
2.1 KiB
JavaScript
'use strict';
|
||
|
||
const fs = require('fs');
|
||
const log = require('../logger');
|
||
|
||
const LVGL_CMD_FIFO = process.env.CLAWD_LVGL_CMD_FIFO || '/tmp/lvgl_cmd';
|
||
|
||
function writeLvglCommand(command) {
|
||
try {
|
||
const fd = fs.openSync(LVGL_CMD_FIFO, fs.constants.O_WRONLY | fs.constants.O_NONBLOCK);
|
||
fs.writeSync(fd, `${command}\n`);
|
||
fs.closeSync(fd);
|
||
return true;
|
||
} catch (e) {
|
||
log.warn('display', `lvgl cmd failed (${command}): ${e.message}`);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
class BasicLed {
|
||
constructor(name) {
|
||
this.name = name;
|
||
this._current = null;
|
||
}
|
||
on() { this._current = 'on'; log.debug('led', `[rk3588-lvgl] ${this.name} on`); }
|
||
off() { this._current = 'off'; log.debug('led', `[rk3588-lvgl] ${this.name} off`); }
|
||
blink() { this._current = 'blink'; log.debug('led', `[rk3588-lvgl] ${this.name} blink`); }
|
||
destroy() { this._current = 'off'; log.debug('led', `[rk3588-lvgl] ${this.name} destroy`); }
|
||
}
|
||
|
||
class StatusLed {
|
||
setSetup() { log.debug('led', '[rk3588-lvgl] status setup'); }
|
||
setApps() { log.debug('led', '[rk3588-lvgl] status apps'); }
|
||
off() { log.debug('led', '[rk3588-lvgl] status off'); }
|
||
}
|
||
|
||
class Display {
|
||
showAP() {
|
||
if (writeLvglCommand('show_ap')) {
|
||
log.info('display', '显示屏 → AP（闪烁）');
|
||
}
|
||
}
|
||
|
||
showConn() {
|
||
if (writeLvglCommand('show_conn')) {
|
||
log.info('display', '显示屏 → Conn（闪烁）');
|
||
}
|
||
}
|
||
|
||
showErr0() {
|
||
if (writeLvglCommand('show_err0')) {
|
||
log.info('display', '显示屏 → Err0');
|
||
}
|
||
}
|
||
|
||
showTime() {
|
||
if (writeLvglCommand('show_time')) {
|
||
log.info('display', '显示屏 → 时间');
|
||
}
|
||
}
|
||
|
||
showPin(pin) {
|
||
const s = String(pin || '').padStart(4, '0').slice(-4);
|
||
if (writeLvglCommand(`show_pin:${s}`)) {
|
||
log.info('display', `显示屏 → PIN: ${s}（闪烁）`);
|
||
}
|
||
}
|
||
}
|
||
|
||
class LanLed {
|
||
start() { log.debug('led', '[rk3588-lvgl] LAN start ignored'); }
|
||
stop() { log.debug('led', '[rk3588-lvgl] LAN stop ignored'); }
|
||
}
|
||
|
||
const led = new BasicLed('wifi');
|
||
led.bt = new BasicLed('bt');
|
||
led.status = new StatusLed();
|
||
led.display = new Display();
|
||
led.lan = new LanLed();
|
||
|
||
module.exports = led;
|