Commit a5f23435 authored by Dmitriy Zaporozhets's avatar Dmitriy Zaporozhets

Improve performance for issue#show page

* store @participants in variable
* store result of subscribed? call into variable

In total it reduce amount of SQL queries for issue with 10 comments/participants twice.
Signed-off-by: default avatarDmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
parent c83bbfa7
......@@ -55,6 +55,7 @@ class Projects::IssuesController < Projects::ApplicationController
end
def show
@participants = @issue.participants(current_user, @project)
@note = @project.notes.new(noteable: @issue)
@notes = @issue.notes.inc_author.fresh
@noteable = @issue
......
......@@ -35,6 +35,8 @@ module Participable
end
end
# Be aware that this method makes a lot of sql queries.
# Save result into variable if you are going to reuse it inside same request
def participants(current_user = self.author, project = self.project)
participants = self.class.participant_attrs.flat_map do |attr|
meth = method(attr)
......
......@@ -12,8 +12,8 @@
.votes-holder.pull-right
#votes= render 'votes/votes_block', votable: @issue
.participants
%span= pluralize(@issue.participants(current_user).count, 'participant')
- @issue.participants(current_user).each do |participant|
%span= pluralize(@participants.count, 'participant')
- @participants.each do |participant|
= link_to_member(@project, participant, name: false, size: 24)
.voting_notes#notes= render 'projects/notes/notes_with_form'
%aside.col-md-3
......
......@@ -28,18 +28,19 @@
= f.submit class: 'btn'
- if current_user
- subscribed = @issue.subscribed?(current_user)
%div.prepend-top-20.clearfix
.issuable-context-title
%label
Subscription:
%button.btn.btn-block.subscribe-button{:type => 'button'}
%i.fa.fa-eye
%span= @issue.subscribed?(current_user) ? "Unsubscribe" : "Subscribe"
- subscribtion_status = @issue.subscribed?(current_user) ? "subscribed" : "unsubscribed"
%span= subscribed ? "Unsubscribe" : "Subscribe"
- subscribtion_status = subscribed ? "subscribed" : "unsubscribed"
.subscription-status{"data-status" => subscribtion_status}
.description-block.unsubscribed{class: ( "hidden" if @issue.subscribed?(current_user) )}
.description-block.unsubscribed{class: ( "hidden" if subscribed )}
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.description-block.subscribed{class: ( "hidden" unless @issue.subscribed?(current_user) )}
.description-block.subscribed{class: ( "hidden" unless subscribed )}
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:coffeescript
......
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