41 lines
1.1 KiB
Ruby
41 lines
1.1 KiB
Ruby
class DisplayAdEventsController < ApplicationMetalController
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include ActionController::Head
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# No policy needed. All views are for all users
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def create
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# Only tracking for logged in users at the moment
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display_ad_event_create_params = display_ad_event_params.merge(user_id: session_current_user_id)
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@display_ad_event = DisplayAdEvent.create(display_ad_event_create_params)
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update_display_ads_data
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head :ok
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end
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private
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def update_display_ads_data
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return if skip_ad_update?
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@display_ad = DisplayAd.find(display_ad_event_params[:display_ad_id])
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num_impressions = @display_ad.display_ad_events.where(category: "impression").size
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num_clicks = @display_ad.display_ad_events.where(category: "click").size
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rate = num_clicks.to_f / num_impressions
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@display_ad.update_columns(
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success_rate: rate,
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clicks_count: num_clicks,
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impressions_count: num_impressions,
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)
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end
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def display_ad_event_params
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params[:display_ad_event].slice(:context_type, :category, :display_ad_id)
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end
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def skip_ad_update?
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# We need to do this operation only once in a while.
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rand(20) != 1
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end
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end
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