From 8b89a9eb227f207a49ade4356800589b822f957e Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sat, 18 Feb 2017 17:31:08 +0900
Subject: [PATCH] Remove unused mixin

---
 src/web/app/desktop/mixins.ls                |  3 --
 src/web/app/desktop/scripts/follow-scroll.ls | 56 --------------------
 2 files changed, 59 deletions(-)
 delete mode 100644 src/web/app/desktop/scripts/follow-scroll.ls

diff --git a/src/web/app/desktop/mixins.ls b/src/web/app/desktop/mixins.ls
index f8431ec482..790b9339be 100644
--- a/src/web/app/desktop/mixins.ls
+++ b/src/web/app/desktop/mixins.ls
@@ -39,6 +39,3 @@ module.exports = (me) ~>
 
 	riot.mixin \autocomplete do
 		Autocomplete: require './scripts/autocomplete'
-
-	riot.mixin \follow-scroll do
-		Follower: require './scripts/follow-scroll.ls'
diff --git a/src/web/app/desktop/scripts/follow-scroll.ls b/src/web/app/desktop/scripts/follow-scroll.ls
deleted file mode 100644
index 5072e9c583..0000000000
--- a/src/web/app/desktop/scripts/follow-scroll.ls
+++ /dev/null
@@ -1,56 +0,0 @@
-class Follower
-	(el) ->
-		@follower = el
-		@last-scroll-top = window.scroll-y
-		@initial-follower-top = @follower.get-bounding-client-rect!.top
-		@page-top = 48
-
-	follow: ->
-		window-height = window.inner-height
-		follower-height = @follower.offset-height
-
-		scroll-top = window.scroll-y
-		scroll-bottom = scroll-top + window-height
-
-		follower-top = @follower.get-bounding-client-rect!.top + scroll-top
-		follower-bottom = follower-top + follower-height
-
-		height-delta = Math.abs window-height - follower-height
-		scroll-delta = @last-scroll-top - scroll-top
-
-		is-scrolling-down = (scroll-top > @last-scroll-top)
-		is-window-larger = (window-height > follower-height)
-
-		console.log @initial-follower-top
-
-		if (is-window-larger && scroll-top > @initial-follower-top) || (!is-window-larger && scroll-top > @initial-follower-top + height-delta)
-			@follower.class-list.add \fixed
-		else if !is-scrolling-down && scroll-top + @page-top <= @initial-follower-top
-			@follower.class-list.remove \fixed
-			@follower.style.top = 0
-			return
-
-		drag-bottom-down = (follower-bottom <= scroll-bottom && is-scrolling-down)
-		drag-top-up = (follower-top >= scroll-top + @page-top && !is-scrolling-down)
-
-		if drag-bottom-down
-			console.log \down
-			@follower.style.top = if is-window-larger then 0 else -height-delta + \px
-		else if drag-top-up
-			console.log \up
-			@follower.style.top = @page-top + \px
-		else if @follower.class-list.contains \fixed
-			console.log \-
-			current-top = parse-int @follower.style.top, 10
-
-			min-top = -height-delta
-			scrolled-top = current-top + scroll-delta
-
-			is-page-at-bottom = (scroll-top + window-height >= document.body.offset-height)
-			new-top = if is-page-at-bottom then min-top else scrolled-top
-
-			@follower.style.top = new-top + \px
-
-		@last-scroll-top = scroll-top
-
-module.exports = Follower