feat: split VFD backends by hardware

lib/led/noop.js

@@ -0,0 +1,41 @@
+'use strict';
+
+const log = require('../logger');
+
+class BasicLed {
+  constructor(name) {
+    this.name = name;
+    this._current = null;
+  }
+  on() { this._current = 'on'; log.debug('led', `[noop] ${this.name} on`); }
+  off() { this._current = 'off'; log.debug('led', `[noop] ${this.name} off`); }
+  blink() { this._current = 'blink'; log.debug('led', `[noop] ${this.name} blink`); }
+  destroy() { this._current = 'off'; log.debug('led', `[noop] ${this.name} destroy`); }
+}
+
+class StatusLed {
+  setSetup() { log.debug('led', '[noop] status setup'); }
+  setApps() { log.debug('led', '[noop] status apps'); }
+  off() { log.debug('led', '[noop] status off'); }
+}
+
+class Display {
+  showAP() { log.debug('display', '[noop] AP'); }
+  showConn() { log.debug('display', '[noop] Conn'); }
+  showErr0() { log.debug('display', '[noop] Err0'); }
+  showTime() { log.debug('display', '[noop] time'); }
+  showPin(pin) { log.debug('display', `[noop] PIN ${pin}`); }
+}
+
+class LanLed {
+  start() { log.debug('led', '[noop] LAN start ignored'); }
+  stop() { log.debug('led', '[noop] 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;