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Add a common concern for budget and poll stats

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This commit is contained in:
Javi Martín
2018-12-10 14:15:31 +01:00
parent b8dbdaf9a7
commit 62a97f9003
3 changed files with 343 additions and 340 deletions
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430
app/models/budget/stats.rb
View File

@@ -1,220 +1,216 @@
class Budget class Budget::Stats
class Stats include Statisticable
alias_method :budget, :resource
def initialize(budget) def generate
@budget = budget stats = %w[total_participants total_participants_support_phase total_participants_vote_phase
end total_budget_investments total_votes total_selected_investments
total_unfeasible_investments total_male_participants total_female_participants
def generate total_supports total_unknown_gender_or_age age_groups male_percentage
stats = %w[total_participants total_participants_support_phase total_participants_vote_phase female_percentage headings total_participants_web total_participants_booths]
total_budget_investments total_votes total_selected_investments stats.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
total_unfeasible_investments total_male_participants total_female_participants
total_supports total_unknown_gender_or_age age_groups male_percentage
female_percentage headings total_participants_web total_participants_booths]
stats.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
end
private
def total_participants
stats_cache("total_participants") { participants.distinct.count }
end
def total_participants_support_phase
stats_cache("total_participants_support_phase") { voters.uniq.count }
end
def total_participants_web
stats_cache("total_participants_web") do
(balloters - poll_ballot_voters).uniq.compact.count
end
end
def total_participants_booths
stats_cache("total_participants_booths") { poll_ballot_voters.uniq.count }
end
def total_participants_vote_phase
stats_cache("total_participants_vote_phase") { balloters.uniq.count }
end
def total_budget_investments
stats_cache("total_budget_investments") { @budget.investments.count }
end
def total_votes
stats_cache("total_votes") { @budget.ballots.pluck(:ballot_lines_count).inject(0) { |sum, x| sum + x } }
end
def total_selected_investments
stats_cache("total_selected_investments") { @budget.investments.selected.count }
end
def total_unfeasible_investments
stats_cache("total_unfeasible_investments") { @budget.investments.unfeasible.count }
end
def total_male_participants
stats_cache("total_male_participants") { participants.where(gender: "male").count }
end
def total_female_participants
stats_cache("total_female_participants") { participants.where(gender: "female").count }
end
def total_supports
stats_cache("total_supports") { supports(@budget).count }
end
def total_unknown_gender_or_age
stats_cache("total_unknown_gender_or_age") do
participants.where("gender IS NULL OR date_of_birth is NULL").uniq.count
end
end
def age_groups
stats_cache("age_groups") do
groups = Hash.new(0)
["16 - 19",
"20 - 24",
"25 - 29",
"30 - 34",
"35 - 39",
"40 - 44",
"45 - 49",
"50 - 54",
"55 - 59",
"60 - 64",
"65 - 69",
"70 - 140"].each do |group|
start, finish = group.split(" - ")
group_name = (group == "70 - 140" ? "+ 70" : group)
groups[group_name] = User.where(id: participants)
.where("date_of_birth > ? AND date_of_birth < ?",
finish.to_i.years.ago.beginning_of_year,
start.to_i.years.ago.end_of_year).count
end
groups
end
end
def male_percentage
stats_cache("male_percentage") { total_male_participants / total_participants_with_gender.to_f * 100 }
end
def female_percentage
stats_cache("female_percentage") { total_female_participants / total_participants_with_gender.to_f * 100 }
end
def participants
stats_cache("participants") do
User.where(id: (authors + voters + balloters + poll_ballot_voters).uniq.compact)
end
end
def authors
stats_cache("authors") { @budget.investments.pluck(:author_id) }
end
def voters
stats_cache("voters") { supports(@budget).pluck(:voter_id) }
end
def balloters
stats_cache("balloters") { @budget.ballots.where("ballot_lines_count > ?", 0).pluck(:user_id) }
end
def poll_ballot_voters
stats_cache("poll_ballot_voters") do
@budget&.poll ? @budget.poll.voters.pluck(:user_id) : []
end
end
def total_participants_with_gender
stats_cache("total_participants_with_gender") { participants.where.not(gender: nil).distinct.count }
end
def balloters_by_heading(heading_id)
stats_cache("balloters_by_heading_#{heading_id}") do
@budget.ballots.joins(:lines).where(budget_ballot_lines: {heading_id: heading_id}).pluck(:user_id)
end
end
def voters_by_heading(heading)
stats_cache("voters_by_heading_#{heading.id}") do
supports(heading).pluck(:voter_id)
end
end
def headings
stats_cache("headings") do
groups = Hash.new(0)
@budget.headings.order("id ASC").each do |heading|
groups[heading.id] = Hash.new(0).merge(calculate_heading_totals(heading))
end
groups[:total] = Hash.new(0)
groups[:total][:total_investments_count] = groups.collect {|_k, v| v[:total_investments_count]}.sum
groups[:total][:total_participants_support_phase] = groups.collect {|_k, v| v[:total_participants_support_phase]}.sum
groups[:total][:total_participants_vote_phase] = groups.collect {|_k, v| v[:total_participants_vote_phase]}.sum
groups[:total][:total_participants_all_phase] = groups.collect {|_k, v| v[:total_participants_all_phase]}.sum
@budget.headings.each do |heading|
groups[heading.id].merge!(calculate_heading_stats_with_totals(groups[heading.id], groups[:total], heading.population))
end
groups[:total][:percentage_participants_support_phase] = groups.collect {|_k, v| v[:percentage_participants_support_phase]}.sum
groups[:total][:percentage_participants_vote_phase] = groups.collect {|_k, v| v[:percentage_participants_vote_phase]}.sum
groups[:total][:percentage_participants_all_phase] = groups.collect {|_k, v| v[:percentage_participants_all_phase]}.sum
groups
end
end
def calculate_heading_totals(heading)
{
total_investments_count: heading.investments.count,
total_participants_support_phase: voters_by_heading(heading).uniq.count,
total_participants_vote_phase: balloters_by_heading(heading.id).uniq.count,
total_participants_all_phase: voters_and_balloters_by_heading(heading)
}
end
def calculate_heading_stats_with_totals(heading_totals, groups_totals, population)
{
percentage_participants_support_phase: participants_percent(heading_totals, groups_totals, :total_participants_support_phase),
percentage_district_population_support_phase: population_percent(population, heading_totals[:total_participants_support_phase]),
percentage_participants_vote_phase: participants_percent(heading_totals, groups_totals, :total_participants_vote_phase),
percentage_district_population_vote_phase: population_percent(population, heading_totals[:total_participants_vote_phase]),
percentage_participants_all_phase: participants_percent(heading_totals, groups_totals, :total_participants_all_phase),
percentage_district_population_all_phase: population_percent(population, heading_totals[:total_participants_all_phase])
}
end
def voters_and_balloters_by_heading(heading)
(voters_by_heading(heading) + balloters_by_heading(heading.id)).uniq.count
end
def participants_percent(heading_totals, groups_totals, phase)
calculate_percentage(heading_totals[phase], groups_totals[phase])
end
def population_percent(population, participants)
return "N/A" unless population.to_f.positive?
calculate_percentage(participants, population)
end
def calculate_percentage(fraction, total)
percent = fraction / total.to_f
percent.nan? ? 0.0 : (percent * 100).round(3)
end
def supports(supportable)
ActsAsVotable::Vote.where(votable_type: "Budget::Investment", votable_id: supportable.investments.pluck(:id))
end
def stats_cache(key, &block)
Rails.cache.fetch("budgets_stats/#{@budget.id}/#{key}/v10", &block)
end
end end
private
def total_participants
stats_cache("total_participants") { participants.distinct.count }
end
def total_participants_support_phase
stats_cache("total_participants_support_phase") { voters.uniq.count }
end
def total_participants_web
stats_cache("total_participants_web") do
(balloters - poll_ballot_voters).uniq.compact.count
end
end
def total_participants_booths
stats_cache("total_participants_booths") { poll_ballot_voters.uniq.count }
end
def total_participants_vote_phase
stats_cache("total_participants_vote_phase") { balloters.uniq.count }
end
def total_budget_investments
stats_cache("total_budget_investments") { budget.investments.count }
end
def total_votes
stats_cache("total_votes") { budget.ballots.pluck(:ballot_lines_count).inject(0) { |sum, x| sum + x } }
end
def total_selected_investments
stats_cache("total_selected_investments") { budget.investments.selected.count }
end
def total_unfeasible_investments
stats_cache("total_unfeasible_investments") { budget.investments.unfeasible.count }
end
def total_male_participants
stats_cache("total_male_participants") { participants.where(gender: "male").count }
end
def total_female_participants
stats_cache("total_female_participants") { participants.where(gender: "female").count }
end
def total_supports
stats_cache("total_supports") { supports(budget).count }
end
def total_unknown_gender_or_age
stats_cache("total_unknown_gender_or_age") do
participants.where("gender IS NULL OR date_of_birth is NULL").uniq.count
end
end
def age_groups
stats_cache("age_groups") do
groups = Hash.new(0)
["16 - 19",
"20 - 24",
"25 - 29",
"30 - 34",
"35 - 39",
"40 - 44",
"45 - 49",
"50 - 54",
"55 - 59",
"60 - 64",
"65 - 69",
"70 - 140"].each do |group|
start, finish = group.split(" - ")
group_name = (group == "70 - 140" ? "+ 70" : group)
groups[group_name] = User.where(id: participants)
.where("date_of_birth > ? AND date_of_birth < ?",
finish.to_i.years.ago.beginning_of_year,
start.to_i.years.ago.end_of_year).count
end
groups
end
end
def male_percentage
stats_cache("male_percentage") { total_male_participants / total_participants_with_gender.to_f * 100 }
end
def female_percentage
stats_cache("female_percentage") { total_female_participants / total_participants_with_gender.to_f * 100 }
end
def participants
stats_cache("participants") do
User.where(id: (authors + voters + balloters + poll_ballot_voters).uniq.compact)
end
end
def authors
stats_cache("authors") { budget.investments.pluck(:author_id) }
end
def voters
stats_cache("voters") { supports(budget).pluck(:voter_id) }
end
def balloters
stats_cache("balloters") { budget.ballots.where("ballot_lines_count > ?", 0).pluck(:user_id) }
end
def poll_ballot_voters
stats_cache("poll_ballot_voters") do
budget&.poll ? budget.poll.voters.pluck(:user_id) : []
end
end
def total_participants_with_gender
stats_cache("total_participants_with_gender") { participants.where.not(gender: nil).distinct.count }
end
def balloters_by_heading(heading_id)
stats_cache("balloters_by_heading_#{heading_id}") do
budget.ballots.joins(:lines).where(budget_ballot_lines: {heading_id: heading_id}).pluck(:user_id)
end
end
def voters_by_heading(heading)
stats_cache("voters_by_heading_#{heading.id}") do
supports(heading).pluck(:voter_id)
end
end
def headings
stats_cache("headings") do
groups = Hash.new(0)
budget.headings.order("id ASC").each do |heading|
groups[heading.id] = Hash.new(0).merge(calculate_heading_totals(heading))
end
groups[:total] = Hash.new(0)
groups[:total][:total_investments_count] = groups.collect {|_k, v| v[:total_investments_count]}.sum
groups[:total][:total_participants_support_phase] = groups.collect {|_k, v| v[:total_participants_support_phase]}.sum
groups[:total][:total_participants_vote_phase] = groups.collect {|_k, v| v[:total_participants_vote_phase]}.sum
groups[:total][:total_participants_all_phase] = groups.collect {|_k, v| v[:total_participants_all_phase]}.sum
budget.headings.each do |heading|
groups[heading.id].merge!(calculate_heading_stats_with_totals(groups[heading.id], groups[:total], heading.population))
end
groups[:total][:percentage_participants_support_phase] = groups.collect {|_k, v| v[:percentage_participants_support_phase]}.sum
groups[:total][:percentage_participants_vote_phase] = groups.collect {|_k, v| v[:percentage_participants_vote_phase]}.sum
groups[:total][:percentage_participants_all_phase] = groups.collect {|_k, v| v[:percentage_participants_all_phase]}.sum
groups
end
end
def calculate_heading_totals(heading)
{
total_investments_count: heading.investments.count,
total_participants_support_phase: voters_by_heading(heading).uniq.count,
total_participants_vote_phase: balloters_by_heading(heading.id).uniq.count,
total_participants_all_phase: voters_and_balloters_by_heading(heading)
}
end
def calculate_heading_stats_with_totals(heading_totals, groups_totals, population)
{
percentage_participants_support_phase: participants_percent(heading_totals, groups_totals, :total_participants_support_phase),
percentage_district_population_support_phase: population_percent(population, heading_totals[:total_participants_support_phase]),
percentage_participants_vote_phase: participants_percent(heading_totals, groups_totals, :total_participants_vote_phase),
percentage_district_population_vote_phase: population_percent(population, heading_totals[:total_participants_vote_phase]),
percentage_participants_all_phase: participants_percent(heading_totals, groups_totals, :total_participants_all_phase),
percentage_district_population_all_phase: population_percent(population, heading_totals[:total_participants_all_phase])
}
end
def voters_and_balloters_by_heading(heading)
(voters_by_heading(heading) + balloters_by_heading(heading.id)).uniq.count
end
def participants_percent(heading_totals, groups_totals, phase)
calculate_percentage(heading_totals[phase], groups_totals[phase])
end
def population_percent(population, participants)
return "N/A" unless population.to_f.positive?
calculate_percentage(participants, population)
end
def calculate_percentage(fraction, total)
percent = fraction / total.to_f
percent.nan? ? 0.0 : (percent * 100).round(3)
end
def supports(supportable)
ActsAsVotable::Vote.where(votable_type: "Budget::Investment", votable_id: supportable.investments.pluck(:id))
end
def stats_cache(key, &block)
Rails.cache.fetch("budgets_stats/#{budget.id}/#{key}/v10", &block)
end
end end

11
app/models/concerns/statisticable.rb Normal file
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@@ -0,0 +1,11 @@
module Statisticable
extend ActiveSupport::Concern
included do
attr_reader :resource
def initialize(resource)
@resource = resource
end
end
end

242
app/models/poll/stats.rb
View File

@@ -1,126 +1,122 @@
class Poll class Poll::Stats
class Stats include Statisticable
include StatsHelper include StatsHelper
alias_method :poll, :resource
def initialize(poll)
@poll = poll
end
def generate
stats = %w[total_participants total_participants_web total_web_valid total_web_white total_web_null
total_participants_booth total_booth_valid total_booth_white total_booth_null
total_valid_votes total_white_votes total_null_votes valid_percentage_web valid_percentage_booth
total_valid_percentage white_percentage_web white_percentage_booth total_white_percentage
null_percentage_web null_percentage_booth total_null_percentage total_participants_web_percentage
total_participants_booth_percentage]
stats.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
end
private
def total_participants
stats_cache("total_participants") { total_participants_web + total_participants_booth }
end
def total_participants_web
stats_cache("total_participants_web") { total_web_valid + total_web_white + total_web_null }
end
def total_participants_web_percentage
stats_cache("total_participants_web_percentage") { calculate_percentage(total_participants_web, total_participants) }
end
def total_participants_booth
stats_cache("total_participants_booth") { total_booth_valid + total_booth_white + total_booth_null }
end
def total_participants_booth_percentage
stats_cache("total_participants_booth_percentage") { calculate_percentage(total_participants_booth, total_participants) }
end
def total_web_valid
stats_cache("total_web_valid") { voters.where(origin: "web").count - total_web_white }
end
def valid_percentage_web
stats_cache("valid_percentage_web") { calculate_percentage(total_web_valid, total_valid_votes) }
end
def total_web_white
stats_cache("total_web_white") { 0 }
end
def white_percentage_web
stats_cache("white_percentage_web") { calculate_percentage(total_web_white, total_white_votes) }
end
def total_web_null
stats_cache("total_web_null") { 0 }
end
def null_percentage_web
stats_cache("null_percentage_web") { calculate_percentage(total_web_null, total_null_votes) }
end
def total_booth_valid
stats_cache("total_booth_valid") { recounts.sum(:total_amount) }
end
def valid_percentage_booth
stats_cache("valid_percentage_booth") { calculate_percentage(total_booth_valid, total_valid_votes) }
end
def total_booth_white
stats_cache("total_booth_white") { recounts.sum(:white_amount) }
end
def white_percentage_booth
stats_cache("white_percentage_booth") { calculate_percentage(total_booth_white, total_white_votes) }
end
def total_booth_null
stats_cache("total_booth_null") { recounts.sum(:null_amount) }
end
def null_percentage_booth
stats_cache("null_percentage_booth") { calculate_percentage(total_booth_null, total_null_votes) }
end
def total_valid_votes
stats_cache("total_valid_votes") { total_web_valid + total_booth_valid }
end
def total_valid_percentage
stats_cache("total_valid_percentage"){ calculate_percentage(total_valid_votes, total_participants) }
end
def total_white_votes
stats_cache("total_white_votes") { total_web_white + total_booth_white }
end
def total_white_percentage
stats_cache("total_white_percentage") { calculate_percentage(total_white_votes, total_participants) }
end
def total_null_votes
stats_cache("total_null_votes") { total_web_null + total_booth_null }
end
def total_null_percentage
stats_cache("total_null_percentage") { calculate_percentage(total_null_votes, total_participants) }
end
def voters
stats_cache("voters") { @poll.voters }
end
def recounts
stats_cache("recounts") { @poll.recounts }
end
def stats_cache(key, &block)
Rails.cache.fetch("polls_stats/#{@poll.id}/#{key}", &block)
end
def generate
stats = %w[total_participants total_participants_web total_web_valid total_web_white total_web_null
total_participants_booth total_booth_valid total_booth_white total_booth_null
total_valid_votes total_white_votes total_null_votes valid_percentage_web valid_percentage_booth
total_valid_percentage white_percentage_web white_percentage_booth total_white_percentage
null_percentage_web null_percentage_booth total_null_percentage total_participants_web_percentage
total_participants_booth_percentage]
stats.map { |stat_name| [stat_name.to_sym, send(stat_name)] }.to_h
end end
private
def total_participants
stats_cache("total_participants") { total_participants_web + total_participants_booth }
end
def total_participants_web
stats_cache("total_participants_web") { total_web_valid + total_web_white + total_web_null }
end
def total_participants_web_percentage
stats_cache("total_participants_web_percentage") { calculate_percentage(total_participants_web, total_participants) }
end
def total_participants_booth
stats_cache("total_participants_booth") { total_booth_valid + total_booth_white + total_booth_null }
end
def total_participants_booth_percentage
stats_cache("total_participants_booth_percentage") { calculate_percentage(total_participants_booth, total_participants) }
end
def total_web_valid
stats_cache("total_web_valid") { voters.where(origin: "web").count - total_web_white }
end
def valid_percentage_web
stats_cache("valid_percentage_web") { calculate_percentage(total_web_valid, total_valid_votes) }
end
def total_web_white
stats_cache("total_web_white") { 0 }
end
def white_percentage_web
stats_cache("white_percentage_web") { calculate_percentage(total_web_white, total_white_votes) }
end
def total_web_null
stats_cache("total_web_null") { 0 }
end
def null_percentage_web
stats_cache("null_percentage_web") { calculate_percentage(total_web_null, total_null_votes) }
end
def total_booth_valid
stats_cache("total_booth_valid") { recounts.sum(:total_amount) }
end
def valid_percentage_booth
stats_cache("valid_percentage_booth") { calculate_percentage(total_booth_valid, total_valid_votes) }
end
def total_booth_white
stats_cache("total_booth_white") { recounts.sum(:white_amount) }
end
def white_percentage_booth
stats_cache("white_percentage_booth") { calculate_percentage(total_booth_white, total_white_votes) }
end
def total_booth_null
stats_cache("total_booth_null") { recounts.sum(:null_amount) }
end
def null_percentage_booth
stats_cache("null_percentage_booth") { calculate_percentage(total_booth_null, total_null_votes) }
end
def total_valid_votes
stats_cache("total_valid_votes") { total_web_valid + total_booth_valid }
end
def total_valid_percentage
stats_cache("total_valid_percentage"){ calculate_percentage(total_valid_votes, total_participants) }
end
def total_white_votes
stats_cache("total_white_votes") { total_web_white + total_booth_white }
end
def total_white_percentage
stats_cache("total_white_percentage") { calculate_percentage(total_white_votes, total_participants) }
end
def total_null_votes
stats_cache("total_null_votes") { total_web_null + total_booth_null }
end
def total_null_percentage
stats_cache("total_null_percentage") { calculate_percentage(total_null_votes, total_participants) }
end
def voters
stats_cache("voters") { poll.voters }
end
def recounts
stats_cache("recounts") { poll.recounts }
end
def stats_cache(key, &block)
Rails.cache.fetch("polls_stats/#{poll.id}/#{key}/v12", &block)
end
end end