Fix issue with sound upload button not always working, and correctly cache...

Fix issue with sound upload button not always working, and correctly cache sound type if given an mp3.

src/components/action-menu/action-menu.jsx

@@ -140,7 +140,7 @@ class ActionMenu extends React.Component {
                             fileInput, accept: fileAccept, fileChange, fileInputRef}) => {
                             const isComingSoon = !handleClick;
                             const hasFileInput = fileInput;
-                            const tooltipId = `tooltip-${Math.random()}`;
+                            const tooltipId = title;
                             return (
                                 <div key={tooltipId}>
                                     <button

src/containers/sound-tab.jsx

@@ -107,14 +107,19 @@ class SoundTab extends React.Component {
 
     handleSoundUpload (e) {
         const thisFileInput = e.target;
+        let thisFile = null;
         const reader = new FileReader();
         reader.onload = () => {
+            // Reset the file input value now that we have everything we need
+            // so that the user can upload the same sound multiple times if
+            // they choose
+            thisFileInput.value = null;
             // Cache the sound in storage
             const soundBuffer = reader.result;
             const storage = this.props.vm.runtime.storage;
-            // TODO only accepting .wav files right now,
-            // but later will have to do something sensible with other types of sounds
-            const soundFormat = storage.DataFormat.WAV;
+
+            const fileType = thisFile.type; // what file type does the browser think this is
+            const soundFormat = fileType === 'audio/mp3' ? storage.DataFormat.MP3 : storage.DataFormat.WAV;
             const md5 = storage.builtinHelper.cache(
                 storage.AssetType.Sound,
                 soundFormat,
@@ -133,13 +138,12 @@ class SoundTab extends React.Component {
             });
         };
         if (thisFileInput.files) {
-            reader.readAsArrayBuffer(thisFileInput.files[0]);
-            thisFileInput.value = null;
+            thisFile = thisFileInput.files[0];
+            reader.readAsArrayBuffer(thisFile);
         }
     }
 
     setFileInput (input) {
-        console.log('setting file input!');
         if (input && !this.fileInput) this.fileInput = input;
     }