Weather station branch

smart-home-sensors/background/main.js

@@ -0,0 +1,176 @@
+let Wappsto = require("wapp-api");
+
+let wappsto = new Wappsto();
+
+let wappstoConsole = require("wapp-api/console");
+wappstoConsole.start();
+
+let device, sensors, led, data;
+
+wappsto
+  .get(
+    "network",
+    {
+      name: "Smart Home"
+    },
+    {
+      quantity: 1,
+      expand: 5,
+      subscribe: true
+    }
+  )
+  .then(function(collection) {
+    device = collection.get("0.device");
+    sensors = device.find({ name: "Sensors" }).get("value");
+    led = device.find({ name: "LED" }).get("value");
+
+    initSensorListerners();
+    initButtonListener();
+    initBrightnessListener();
+  })
+  .catch(console.error);
+
+wappsto
+  .get(
+    "data",
+    {},
+    {
+      expand: 5,
+      subscribe: true
+    }
+  )
+  .then(function(collection) {
+    data = collection.first();
+
+    data.on("change", function() {
+      updateSensorData(data.get("sensorToUpdate"));
+    });
+  })
+  .catch(console.error);
+
+function initSensorListerners() {
+  if (sensors) {
+    sensors.each(sensorValue => {
+      let sensorState = sensorValue.get("state").find({ type: "Report" });
+
+      sensorState.on("change:data", function() {
+        let currentlySelectedSensor = data.get("sensorToUpdate");
+        let sensorName = sensorValue.get("name");
+
+        if (currentlySelectedSensor === sensorName) {
+          updateSensorData(currentlySelectedSensor);
+        } else if (currentlySelectedSensor === "temperature-CO2") {
+          updateSensorData(currentlySelectedSensor);
+        }
+      });
+    });
+  }
+}
+
+function updateSensorData(sensorValueToBeUpdated) {
+  let panel = led
+    .find({ name: "LED Panel" })
+    .get("state")
+    .find({ type: "Control" });
+
+  if (sensors) {
+    if (sensorValueToBeUpdated === "temperature-CO2") {
+      let temp_value = sensors.find({ name: "Temperature" });
+      let temp_data = temp_value
+        .get("state")
+        .find({ type: "Report" })
+        .get("data");
+
+      let CO2_value = sensors.find({ name: "CO2" });
+      let CO2_data = CO2_value.get("state")
+        .find({ type: "Report" })
+        .get("data");
+
+      panel.save(
+        {
+          data:
+            +Number(temp_data).toFixed(2) +
+            " " +
+            temp_value.get("number.unit") +
+            " " +
+            +Number(CO2_data).toFixed(2) +
+            " " +
+            CO2_value.get("number.unit")
+        },
+        { patch: true }
+      );
+    } else {
+      let foundSensorValue = sensors.find({ name: sensorValueToBeUpdated });
+
+      if (foundSensorValue) {
+        let data = foundSensorValue
+          .get("state")
+          .find({ type: "Report" })
+          .get("data");
+
+        panel.save({
+          data:
+            +Number(data).toFixed(2) +
+            " " +
+            foundSensorValue.get("number.unit") +
+            " "
+        });
+      } else {
+        console.log("Sensor could not be found");
+      }
+    }
+  }
+}
+
+function initButtonListener() {
+  if (led) {
+    let button = led
+      .find({ name: "Button" })
+      .get("state")
+      .find({ type: "Report" });
+    let brightness = led
+      .find({ name: "Brightness" })
+      .get("state")
+      .find({ type: "Control" });
+
+    button.on("change:data", function(model) {
+      let isButtonOn = model.get("data");
+      let userBrightnessOption = data.get("brightnessOption");
+      let setting = 0;
+
+      if (isButtonOn === "1") {
+        setting = userBrightnessOption;
+      }
+
+      brightness.save({ data: setting.toString() }, { patch: true });
+    });
+  }
+}
+
+function initBrightnessListener() {
+  if (led) {
+    let button = led
+      .find({ name: "Button" })
+      .get("state")
+      .find({ type: "Report" });
+    let brightnessState = led
+      .find({ name: "Brightness" })
+      .get("state")
+      .find({ type: "Report" });
+    let userBrightnessOption = data.get("brightnessOption");
+
+    brightnessState.on("change:data", function() {
+      let currentBrightnessOption = brightnessState.get("data");
+      let currentButtonOption = button.get("data");
+
+      if (currentButtonOption === "1") {
+        if (currentBrightnessOption !== userBrightnessOption) {
+          data.save(
+            { brightnessOption: currentBrightnessOption },
+            { patch: true }
+          );
+        }
+      }
+    });
+  }
+}

smart-home-sensors/background/package.json

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+{
+  "dependencies": {
+    "wapp-api": "^1.2.2"
+  }
+}