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Update frecency formula

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Wout Schellaert 2018-11-28 19:32:14 +01:00
parent a3e894574c
commit 49115863a2
1 changed files with 4 additions and 2 deletions
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6
app/models/user.rb
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@ -46,11 +46,13 @@ class User < ActiveRecord::Base
.limit(num_orders) .limit(num_orders)
.distinct .distinct
.pluck(:created_at) .pluck(:created_at)
self.frecency = (last_datetimes.map(&:to_time).map(&:to_i).sum / (num_orders * 10)) * self.multiplier frequency = (last_datetimes.map(&:to_time).map(&:to_i).sum / (num_orders * 10))
bonus = self.rich_privilige / 1.936
self.frecency = frequency * bonus
self.save self.save
end end
def multiplier def rich_privilige
Math.atan(self.balance / 10) + (Math::PI / 2) Math.atan(self.balance / 10) + (Math::PI / 2)
end end