refactor rewinding code and try to sync with thumbnails

src/General/lib/clone.class

@@ -65,7 +65,6 @@ class Clone extends Post
 
       # Remove any #ihover ID
       @file.fullImage?.removeAttribute 'id'
-      delete file.isHovered
 
     @isDead  = true if origin.isDead
     @isClone = true

src/Images/ImageCommon.coffee

@@ -1,4 +1,15 @@
 ImageCommon =
+  rewind: (post, el) ->
+    {file} = post
+    {thumb} = file
+    if file.isVideo
+      el.currentTime = 0 if el.readyState >= el.HAVE_METADATA
+      thumb.currentTime = 0 if file.videoThumb and thumb.readyState >= thumb.HAVE_METADATA
+    else if /\.gif$/.test el.src
+      $.queueTask ->
+        el.src = el.src
+        thumb.src = thumb.src
+
   pushCache: (el) ->
     ImageCommon.cache = el
     $.on el, 'error', ImageCommon.cacheError

src/Images/ImageExpand.coffee

@@ -142,6 +142,7 @@ ImageExpand =
           $.off el, eventName, cb
       $.rm el
       $.rmClass el, 'full-image'
+      ImageCommon.rewind post, el
       ImageCommon.pushCache el
 
   expand: (post, src) ->
@@ -157,9 +158,6 @@ ImageExpand =
       el = file.fullImage
     else if ImageCommon.cache?.dataset.fullID is post.fullID
       el = file.fullImage = ImageCommon.popCache()
-      unless file.isHovered
-        $.queueTask(-> el.src = el.src) if /\.gif$/.test el.src
-        el.currentTime = 0 if isVideo and el.readyState >= el.HAVE_METADATA
       $.on el, 'error', ImageExpand.error
     else
       el = file.fullImage = $.el (if isVideo then 'video' else 'img')

src/Images/ImageHover.coffee

@@ -21,18 +21,16 @@ ImageHover =
     {file} = post
     {isVideo} = file
     return if file.isExpanding or file.isExpanded
-    file.isHovered = true
     error = ImageHover.error post
     if ImageCommon.cache?.dataset.fullID is post.fullID
       el = ImageCommon.popCache()
       $.on el, 'error', error
-      $.queueTask(-> el.src = el.src) if /\.gif$/.test el.src
-      el.currentTime = 0 if isVideo and el.readyState >= el.HAVE_METADATA
     else
       el = $.el (if isVideo then 'video' else 'img')
       el.dataset.fullID = post.fullID
       $.on el, 'error', error
       el.src = file.URL
+    ImageCommon.rewind post, el
     el.id = 'ihover'
     $.after Header.hover, el
     if isVideo
@@ -63,7 +61,6 @@ ImageHover =
         el.removeAttribute 'id'
         el.removeAttribute 'style'
         ImageCommon.pushCache el
-        $.queueTask -> delete file.isHovered
   error: (post) -> ->
     return if ImageCommon.decodeError @, post
     ImageCommon.error @, post, 3 * $.SECOND, (URL) =>