Commit b0d2e89757d703d1b2317808251e1b7faa50fd45
Committed by
Fabio Teixeira
Fabio Teixeira
1 parent
bca28ed5
Exists in
communities_ratings
Add method to calculate community rating's average
Signed-off-by: Fábio Teixeira <fabio1079@gmail.com> Signed-off-by: Pedro de Lyra <pedrodelyra@gmail.com>
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plugins/communities_ratings/lib/community_rating.rb
| @@ -14,4 +14,14 @@ class CommunityRating < ActiveRecord::Base | @@ -14,4 +14,14 @@ class CommunityRating < ActiveRecord::Base | ||
| 14 | 14 | ||
| 15 | has_one :comment | 15 | has_one :comment |
| 16 | 16 | ||
| 17 | + def self.average_rating community_id | ||
| 18 | + average = CommunityRating.where(community_id: community_id).average(:value) | ||
| 19 | + | ||
| 20 | + if average | ||
| 21 | + (average - average.truncate) >= 0.5 ? average.ceil : average.floor | ||
| 22 | + else | ||
| 23 | + nil | ||
| 24 | + end | ||
| 25 | + end | ||
| 26 | + | ||
| 17 | end | 27 | end |