Removed go-bindata-assetfs and replaced with statik

frontend/root/js/controller.js

@@ -0,0 +1,69 @@
+function loadContent() {
+  var conn;
+
+  var app = new Vue({
+    el: "#app",
+    data: {
+      output_current: null,
+      output_voltage: 0,
+      output_frequency: 0,
+      output_power: 0,
+      input_current: 0,
+      input_voltage: 0,
+      input_frequency: 0,
+      input_power: 0,
+      battery_current: 0,
+      battery_voltage: 0,
+      battery_charge: 0,
+      battery_power: 0,
+      led_mains: "dot-off",
+      led_absorb: "dot-off",
+      led_bulk: "dot-off",
+      led_float: "dot-off",
+      led_inverter: "dot-off",
+      led_overload: "dot-off",
+      led_bat_low: "dot-off",
+      led_over_temp: "dot-off"
+    }
+  });
+
+  if (window["WebSocket"]) {
+    conn = new WebSocket("ws://" + document.location.host + "/ws");
+    conn.onclose = function(evt) {
+      var item = document.createElement("a");
+      item.innerHTML = "<b>Connection closed.</b>";
+    };
+
+    conn.onmessage = function(evt) {
+      var update = JSON.parse(evt.data);
+      console.log(update);
+      app.output_current = update.output_current;
+      app.output_voltage = update.output_voltage;
+      app.output_frequency = update.output_frequency;
+      app.output_power = update.output_power;
+
+      app.input_current = update.input_current;
+      app.input_voltage = update.input_voltage;
+      app.input_frequency = update.input_frequency;
+      app.input_power = update.input_power;
+
+      app.battery_charge = update.battery_charge;
+      app.battery_voltage = update.battery_voltage;
+      app.battery_power = update.battery_power;
+      app.battery_current = update.battery_current;
+
+      leds = update.led_map;
+      app.led_mains = leds.led_mains;
+      app.led_absorb = leds.led_absorb;
+      app.led_bulk = leds.led_bulk;
+      app.led_float = leds.led_float;
+      app.led_inverter = leds.led_inverter;
+      app.led_overload = leds.led_overload;
+      app.led_bat_low = leds.led_bat_low;
+      app.led_over_temp = leds.led_over_temp;
+    };
+  } else {
+    var item = document.createElement("a");
+    item.innerHTML = "<b>Your browser does not support WebSockets.</b>";
+  }
+}