queue refreshes raw link for items starting in less than 10 seconds, rawRefresh only refreshes expired links.

src/app/channel/media/queue.js

@@ -37,6 +37,9 @@ module.exports = class{
         this.syncDelta = 1000;
         //Create variable to hold current timestamp within the video
         this.timestamp = 0;
+        //Delay between pre-switch function call and start of media
+        //This should be enough time to do things like pre-fetch updated raw links from youtube
+        this.preSwitchDelta = 10 * 1000;
 
         //Create variable to hold sync timer
         this.syncTimer = null;
@@ -300,16 +303,13 @@ module.exports = class{
             const now = new Date().getTime();
             //Calculate the amount of time in ms that the next item will start in
             const startsIn = nextItem.startTime - now;
-            //Delay between pre-switch function call and start of media
-            //This should be enough time to do things like pre-fetch updated raw links from youtube
-            const preSwitchDelta = 10 * 1000;
             //Calculate when the pre-switch timer would be called
-            const preSwitchTime = nextItem.startTime - preSwitchDelta;
+            const preSwitchTime = nextItem.startTime - this.preSwitchDelta;
             //Calculate how long the pre-switch timer will be called in
             const preSwitchIn = preSwitchTime - now;
 
             //If we have enough time to call the pre-switch timer
-            if(preSwitchIn > preSwitchDelta){
+            if(preSwitchIn > this.preSwitchDelta){
                 //Set the pre-switch timer
                 this.preSwitchTimer = setTimeout(()=>{this.preSwitch(nextItem)}, preSwitchIn);
             }
@@ -551,8 +551,10 @@ module.exports = class{
         */
 
         for(let mediaObj of media){
+            const now = new Date().getTime();
+
             //If someone is trying to schedule something that starts and ends in the past
-            if((mediaObj.getEndTime() < new Date().getTime()) && !force){
+            if((mediaObj.getEndTime() < now) && !force){
                 //If an originating socket was provided for this request
                 if(socket != null){
                     //Yell at the user for being an asshole
@@ -562,9 +564,9 @@ module.exports = class{
             }
 
             //If the item has already started
-            if((mediaObj.startTime < new Date().getTime()) && !force){
+            if((mediaObj.startTime < now) && !force){
                 //Set time stamp to existing timestamp plus the difference between the orginal start-date and now
-                const calculatedTimeStamp = mediaObj.startTimeStamp + ((new Date().getTime() - mediaObj.startTime) / 1000)
+                const calculatedTimeStamp = mediaObj.startTimeStamp + ((now - mediaObj.startTime) / 1000)
 
                 //If the calculated time stamp is more than negligible, and therefore not simply caused by serverside processing time
                 if(calculatedTimeStamp > 5){
@@ -572,7 +574,7 @@ module.exports = class{
                     mediaObj.startTimeStamp = calculatedTimeStamp;
 
                     //Start the item now
-                    mediaObj.startTime = new Date().getTime();
+                    mediaObj.startTime = now;
                 }
             }
 
@@ -587,6 +589,12 @@ module.exports = class{
                 return false;
             } 
 
+            //If we start in less than 10 seconds
+            if((mediaObj.startTime - this.preSwitchDelta) < now){
+                //Asyncrhounosly Check if we need to refresh the raw link
+                this.handleRawRefresh(mediaObj);
+            }
+
             //Create an empty temp array to sparsley populate with our schedule
             const tempSchedule = [];
             //Create new map to replace our current schedule map
@@ -674,6 +682,10 @@ module.exports = class{
     }
 
     async preSwitch(mediaObj){
+        this.handleRawRefresh(mediaObj);
+    }
+
+    async handleRawRefresh(mediaObj){
         //Check if media needs a new raw link and update if it does
         if(await yanker.refreshRawLink(mediaObj)){
             //If the fetch took so god damned long we've already started the video (isn't 10 seconds enough?)
@@ -681,6 +693,9 @@ module.exports = class{
                 //Tell the clients to update the raw file for the current item fore.st-style, as it probably got sent out with a stale link
                 this.server.io.in(this.channel.name).emit("updateCurrentRawFile", {file: mediaObj.rawLink});
             }
+
+            //Return media obj to tell of success
+            return mediaObj;
         }
     }
 
@@ -989,10 +1004,9 @@ module.exports = class{
                 throw loggerUtils.exceptionSmith(`Unable to find channel document ${this.channel.name} while rehydrating queue!`, "queue");
             }
 
+            //Get current time
             const now = new Date().getTime();
 
-            //Next: Update this function to handle ended items
-
             //If something was playing
             if(chanDB.media.nowPlaying != null){
                 //Rehydrate the currently playing item int oa queued media object