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Clean up pool version diffs

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Related to #1724
This commit is contained in:
Toks
2013-10-26 00:38:45 -04:00
parent 5cfea6a3d0
commit 2924bf6086
2 changed files with 30 additions and 8 deletions
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19
app/helpers/pool_versions_helper.rb
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@@ -1,14 +1,17 @@
module PoolVersionsHelper
def pool_version_diff(current)
prev = PoolVersion.where(["pool_id = ? and updated_at < ?", current.pool_id, current.updated_at]).order("updated_at desc").first
def pool_version_diff(pool_version)
html = ""
if prev.nil?
return current.post_id_array.map {|x| '<ins><a href="/posts/' + x.to_s + '">' + x.to_s + '</a></ins>'}.join(" ").html_safe
end
html << pool_version.changes[:added_posts].map do |post_id|
'<ins><a href="/posts/' + post_id.to_s + '">' + post_id.to_s + '</a></ins>'
end.join(" ")
added = current.post_id_array - prev.post_id_array
removed = prev.post_id_array - current.post_id_array
html << " "
(added.map {|x| '<ins><a href="/posts/' + x.to_s + '">' + x.to_s + '</a></ins>'}.join(" ") + " " + removed.map {|x| '<del><a href="/posts/' + x.to_s + '">' + x.to_s + '</a></del>'}.join(" ")).html_safe
html << pool_version.changes[:removed_posts].map do |post_id|
'<del><a href="/posts/' + post_id.to_s + '">' + post_id.to_s + '</a></del>'
end.join(" ")
return html.html_safe
end
end