First test version

index.js

@@ -0,0 +1,110 @@
+const waveplus = require('node-airthings-waveplus');
+
+let Service;
+let Characteristic;
+
+const waitingDevices = {};
+const devices = {};
+
+module.exports = (homebridge) => {
+  Service = homebridge.hap.Service;
+  Characteristic = homebridge.hap.Characteristic;
+  homebridge.registerAccessory('airthings-waveplus', 'Aithings Waveplus', AirthingsWaveplus, true);
+};
+
+class AirthingsWaveplus {
+  constructor (log, config) {
+    this.log = log;
+    this.name = config.name;
+    this.serialNumber = config.serialNumber;
+    this.config = config;
+    this.updatedAt = 0;
+
+    WavePlus.on('found', wavePlus => {
+      devices[wavePlus.id] = wavePlus;
+      waitingDevices[wavePlus.id] && waitingDevices[wavePlus.id](wavePlus);
+      delete waitingDevices[wavePlus.id];
+      debug('found', wavePlus.id);
+    });
+
+    if (!config.disableTemp) {
+      this.tempService = new Service.TemperatureSensor(this.name);
+      this.tempService
+        .getCharacteristic(Characteristic.CurrentTemperature)
+        .setProps({ minValue: -200, maxValue: 200, minStep: 0.01 });
+    }
+    if (!config.disableHumidity) {
+      this.humidityService = new Service.HumiditySensor(this.name);
+      this.humidityService
+        .getCharacteristic(Characteristic.CurrentRelativeHumidity)
+        .setProps({ minValue: 0, maxValue: 100, minStep: 0.5 });
+    }
+
+    var wavePlus;
+    var listenTo;
+    listenTo = (wavePlus) => {
+      wavePlus.on('updated', (data) => {
+        this.update(wavePlus, data);
+      });
+    }
+
+    if (wavePlus) {
+      listenTo(wavePlus);
+    } else {
+      waitingDevices[this.id] = (wavePlus) => {
+        listenTo(wavePlus);
+      };
+    }
+  }
+
+  update (wavePlus, data) {
+    const { config } = this;
+    const { temperature, humidity } = data;
+
+    wavePlus.previousValues = data;
+
+    const now = Date.now();
+
+    if ((config.frequency == null) || ((now - this.updatedAt) > config.frequency * 1000)) {
+      this.updatedAt = now;
+
+      if (!config.disableTemp) {
+        if (temperature !== this.temperature) {
+          this.temperature = temperature;
+          this.tempService
+            .getCharacteristic(Characteristic.CurrentTemperature)
+            .updateValue(temperature);
+        }
+      }
+
+      if (!config.disableHumidity) {
+        if (humidity !== this.humidity) {
+          this.humidity = humidity;
+          this.humidityService
+            .getCharacteristic(Characteristic.CurrentRelativeHumidity)
+            .updateValue(humidity);
+        }
+      }
+    }
+
+    debug(data);
+  }
+
+  getServices () {
+    const services = [];
+
+    if (this.tempService) {
+      services.push(this.tempService);
+    }
+
+    if (this.humidityService) {
+      services.push(this.humidityService);
+    }
+
+    return services;
+  }
+}
+
+function hypotenuse (a, b, c = 0) {
+  return Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2) + Math.pow(c, 2));
+}