Skip preloader warning via settings

src/css/style.css

@@ -159,6 +159,11 @@ h1, h2, h3 {
     font-size: 12pt;
 }
 
+#preSub span {
+    font-size: 8pt;
+    opacity: 0.7;
+}
+
 #tabs {
     margin: -1px;
     padding-top: 22px;

src/js/HuesCore.js

@@ -147,21 +147,36 @@ function HuesCore(defaults) {
     
     this.soundManager = new SoundManager(this);
     
-    this.resourceManager.getSizes(defaults.respacks).then( sizes => {
+    this.soundManager.init().then(() => {
+        if(!this.soundManager.locked && localStorage["skipPreloader"] == "on") {
+            return null;
+        } else {
+            return this.resourceManager.getSizes(defaults.respacks);
+        }
+    }).then( sizes => {
+        if(sizes === null) {
+            return;
+        }
+        
         let size = sizes.reduce( (prev, curr) => {
             return typeof curr === 'number' ? prev + curr : null;
-        });
+        }, 0);
         if(typeof size === 'number') {
             size = size.toFixed(1);
         } else {
             size = '<abbr title="Content-Length header not present for respack URLs">???</abbr>';
         }
         
-        this.warning(size + "MB of music/images.<br />" +
+        let warning = size + "MB of music/images.<br />" +
             "Flashing lights.<br />" +
-            "<b>Tap or click to start</b>");
+            "<b>Tap or click to start</b>";
             
-        return this.soundManager.init();
+        if(!this.soundManager.locked) {
+            warning += "<br /><span>Skip this screen from Options</span>";
+        }
+        this.warning(warning);
+        // Even if not locked, this steals clicks which is useful here
+        return this.soundManager.unlock();
     }).then(() => {
         this.clearMessage();
         setInterval(this.loopCheck.bind(this), 1000);

src/js/HuesSettings.js

@@ -67,7 +67,8 @@ HuesSettings.prototype.defaultSettings = {
     autoSongShuffle: "on",
     autoSongFadeout: "on",
     trippyMode: "off",
-    volume: 0.7
+    volume: 0.7,
+    skipPreloader: "off"
 };
 
 // Don't get saved to localStorage
@@ -109,7 +110,8 @@ HuesSettings.prototype.settingsCategories = {
     ],
     "Interface" : [
         "currentUI",
-        "blackoutUI"
+        "blackoutUI",
+        "skipPreloader"
     ]
 };
 
@@ -198,6 +200,10 @@ HuesSettings.prototype.settingsOptions = {
     shuffleImages : {
         name : "Shuffle images",
         options : ["off", "on"]
+    },
+    skipPreloader : {
+        name : "Skip preloader warning",
+        options : ["off", "on"]
     }
 };
 

src/js/SoundManager.js

@@ -29,6 +29,8 @@ function SoundManager(core) {
     this.song = null;
     
     this.initPromise = null;
+    this.lockedPromise = null;
+    this.locked = true;
 
     /* Lower level audio and timing info */
     this.context = null; // Audio context, Web Audio API
@@ -112,7 +114,17 @@ SoundManager.prototype.init = function() {
                 audioWorker.postMessage({ping:true, ogg:this.oggSupport});
             });
         }).then(() => {
-            return new Promise((resolve, reject) => {
+            this.locked = this.context.state != "running";
+        });
+    }
+    return this.initPromise;
+};
+
+SoundManager.prototype.unlock = function() {
+    if(this.lockedPromise) {
+        return this.lockedPromise;
+    }
+    this.lockedPromise = new Promise((resolve, reject) => {
         // iOS and other some mobile browsers - unlock the context as
         // it starts in a suspended state
         let unlocker = () => {
@@ -135,10 +147,8 @@ SoundManager.prototype.init = function() {
         window.addEventListener('touchend', unlocker, false);
         window.addEventListener('click', unlocker, false);
     });
-        });
+    return this.lockedPromise;
 }
-    return this.initPromise;
-};
 
 SoundManager.prototype.playSong = function(song, playBuild, forcePlay) {
     let p = Promise.resolve();