cleanup sacn variables/logic

plugins/sacn/main.js

@@ -28,72 +28,67 @@ exports.ready = function ready(device) {
   
 };
 
+exports.data = function data(_device, buf) {
 
-exports.data = function data(device, buf) {
+  const universeIndex = buf.readUInt16BE(113);
+  const device = _device;
 
-  const univ = buf.readUInt16BE(113);
-  const d = device;
+  let universe = device.data.universes[universeIndex];
 
-  let u = d.data.universes[univ];
-
-  if(!u){
-    d.data.universes[univ] = {};
-    u = d.data.universes[univ];
+  if(!universe){
+    device.data.universes[universeIndex] = {};
+    universe = device.data.universes[universeIndex];
   }
 
-  u.sequence = buf.readUInt8(111);
-  u.priority = buf.readUInt8(108);
-  u.cid = buf.toString('hex', 22, 38);
-  u.slots = Array.prototype.slice.call(buf, 126);
+  universe.sequence = buf.readUInt8(111);
+  universe.priority = buf.readUInt8(108);
+  universe.cid = buf.toString('hex', 22, 38);
+  universe.slots = buf.slice(126);
+
   if(buf.readUInt8(125) !== 0){
-    u.startCode = buf.readUInt8(125);
+    universe.startCode = buf.readUInt8(125);
   }
 
+  device.data.source = buf.toString('utf8', 44, 108);
+  device.displayName = `${device.data.source} sACN`;
+  device.data.ip = device.addresses[0];
 
-  d.data.source = buf.toString('utf8', 44, 108);
-  d.displayName = `${d.data.source} sACN`;
-  d.data.ip = d.addresses[0];
-
-  if(!_.includes(d.data.orderedUniverses, univ)){
-    d.data.orderedUniverses.push(univ);
-    d.data.orderedUniverses.sort();
-    u.slotElems = [];
-    u.slotElemsSet = false;
-
-    d.draw();
-    updateElementsCache(d, d.data.universes, d.data.orderedUniverses);
+  if(!_.includes(device.data.orderedUniverses, universeIndex)){
+    device.data.orderedUniverses.push(universeIndex);
+    device.data.orderedUniverses.sort();
+    universe.slotElems = [];
+    universe.slotElemsSet = false;
 
+    device.draw();
+    device.update("elementCache")
   }
 
-  d.update("universeData", {
-    u: univ,
-    universe: u,
-    startCode: u.startCode
+  device.update("universeData", {
+    universeIndex,
+    universe,
+    startCode: universe.startCode
   });
 
 };
 
-
 exports.heartbeat = function heartbeat(device) {
  
 };
 
-
-
 let lastUpdate = Date.now();
-exports.update = function update(device, doc, updateType, updateData){
+exports.update = function update(_device, doc, updateType, updateData){
 
-  const d = device;
+  const device = _device;
   const data = updateData;
 
   if(updateType === "universeData" && data.universe){
 
     if(Date.now() - lastUpdate > 1000){
       lastUpdate = Date.now();
-      updateElementsCache(d, d.data.universes, d.data.orderedUniverses);
+      device.update("elementCache")
     }
 
-    const $elem = doc.getElementById(`universe-${data.u}`);
+    const $elem = doc.getElementById(`universe-${data.universeIndex}`);
 
     if($elem && data.universe.slotElemsSet){
 
@@ -102,7 +97,7 @@ exports.update = function update(device, doc, updateType, updateData){
           data.universe.slotElems[i].innerText = data.universe.slots[i];
         }
 
-        const $code = doc.getElementById(`universe-${data.u}-code`);
+        const $code = doc.getElementById(`universe-${data.universeIndex}-code`);
         if(data.startCode === 0xDD){
           $code.innerText = "Net3"
         }else if(data.startCode === 0x17){
@@ -112,47 +107,25 @@ exports.update = function update(device, doc, updateType, updateData){
         }else if(data.startCode === 0xCC){
           $code.innerText = "RDM"
         }
-
       }
-
     }else{
-      d.draw();
-      updateElementsCache(d, d.data.universes, d.data.orderedUniverses);
+      device.draw();
+      device.update("elementCache")
     }
-
   }else if(updateType === "elementCache"){
-
-    data.orderedUniverses.forEach(univ => { 
+    device.data.orderedUniverses.forEach(universeIndex => {
       for(let i = 0; i < 512; i++){
-        data.universes[univ].slotElems[i] = doc.getElementById(`${univ}-${i}`);
+        device.data.universes[universeIndex].slotElems[i] = doc.getElementById(`${universeIndex}-${i}`);
       }
-      data.universes[univ].slotElemsSet = true;
+      device.data.universes[universeIndex].slotElemsSet = true;
     });
-
   }
-  
-
 }
 
-
-function updateElementsCache(device, univ, ordered){
-  device.update("elementCache", {
-    universes: univ,
-    orderedUniverses: ordered
-  });
-}
-
-
-
-
-
-
-
 // From https://github.com/hhromic/e131-node/blob/master/lib/e131.js
 function getMulticastGroup(universe) {
   if (universe < 1 || universe > 63999) {
     throw new RangeError('universe should be in the range [1-63999]');
   }
   return `239.255.${universe >> 8}.${universe & 0xff}`;
-  
 }

plugins/sacn/template.ejs

@@ -4,15 +4,15 @@
 
 
 <div id="universes">
-<% data.orderedUniverses.forEach(univ => { 
-  let universe = data.universes[univ];
+<% data.orderedUniverses.forEach(universeIndex => { 
+  let universe = data.universes[universeIndex];
 %>
 
-  <table id="universe-<%= univ %>">
+  <table id="universe-<%= universeIndex %>">
   <tr>
     <td class="data" colspan="2">
       Universe
-      <br><em><%= univ %></em>
+      <br><em><%= universeIndex %></em>
     </td>
     <td class="data" colspan="2">
       Priority
@@ -28,7 +28,7 @@
     </td>
     <td class="data" colspan="2">
       Flavor
-      <br><em id="universe-<%= univ %>-code">0</em>
+      <br><em id="universe-<%= universeIndex %>-code">0</em>
     </td>
   </tr>
 
@@ -45,7 +45,7 @@
       <th><%= row*16+1 %></th>
     <% for(col=0; col<16; col++){ %>
       <% slot++%>
-      <td id="<%= univ %>-<%= row*16+col %>" title="<%= univ %>/<%= slot %>"><%= universe.slots[slot-1] %></td>
+      <td id="<%= universeIndex %>-<%= row*16+col %>" title="<%= universeIndex %>/<%= slot %>"><%= universe.slots[slot-1] %></td>
     <% } %>
     </tr>
   <% } %>