58 lines
1.8 KiB
Ruby
58 lines
1.8 KiB
Ruby
class AnalyticsController < ApplicationController
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caches_action :index,
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cache_path: Proc.new { "#{request.params}___#{current_user.id}" },
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expires_in: 12.minutes
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after_action :verify_authorized
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def index
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@article_ids = analytics_params.split(",")
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articles_to_check = Article.where(id: @article_ids)
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authorize articles_to_check, :analytics_index?
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qualified_articles = get_articles_that_qualify(articles_to_check)
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fetch_and_update_page_views_and_reaction_counts(qualified_articles)
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render_finalized_json
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end
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def get_articles_that_qualify(articles_to_check)
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qualified_articles = []
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articles_to_check.each do |article|
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if should_fetch(article)
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qualified_articles << article
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end
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end
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qualified_articles
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end
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def fetch_and_update_page_views_and_reaction_counts(qualified_articles)
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qualified_articles.each_slice(25).to_a.each do |chunk|
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pageviews = GoogleAnalytics.new(chunk.pluck(:id), current_user.id).get_pageviews
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page_views_obj = pageviews.to_h
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chunk.each do |article|
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next if article.page_views_count > page_views_obj[article.id].to_i
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article.update_columns(page_views_count: page_views_obj[article.id].to_i,
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previous_positive_reactions_count: article.positive_reactions_count)
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end
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end
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end
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def render_finalized_json
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finalized_object = {}
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Article.where(id: @article_ids).
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pluck(:id, :page_views_count).map { |a| finalized_object[a[0]] = a[1].to_s }
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render json: finalized_object.to_json
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end
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def should_fetch(article)
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new_reactions = (article.positive_reactions_count > article.previous_positive_reactions_count)
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random = (rand(80) == 1)
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new_reactions || random
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end
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private
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def analytics_params
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params.require(:article_ids)
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end
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end
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