1class CountryPetitionJournal < ActiveRecord::Base
  
2  belongs_to :petition
  
3  belongs_to :location, foreign_key: :location_code, primary_key: :code
  
4
  
5  validates :petition, presence: true
  
6  validates :location, presence: true
  
7  validates :signature_count, presence: true
  
8
  
 9  delegate :name, :code, to: :location
  
10
  
11  class << self
  • UncommunicativeVariableName - has the variable name 'e' » reek
 
12    def for(petition, location_code)
  
13      begin
  
14        find_or_create_by(petition: petition, location_code: location_code)
  
15      rescue ActiveRecord::RecordNotUnique => e
  
16        retry
  
17      end
  
18    end
  
19
  
20    def older_than(time)
  
21      where(last_signed_at.lt(time).or(last_signed_at.eq(nil)))
  
22    end
  
23
  
24    def increment_signature_counts_for(petition, since)
  
25      signature_counts(petition, since).each do |location_code, count|
  
26        next if location_code.blank?
  
27        self.for(petition, location_code).increment_signature_count(count, petition)
  
28      end
  
29    end
  
30
  
31    def reset_signature_counts_for(petition)
  
32      signature_counts(petition).each do |location_code, count|
  
33        next if location_code.blank?
  
34        self.for(petition, location_code).reset_signature_count(count, petition)
  
35      end
  
36
  
37      petition.country_petition_journals.older_than(petition.last_signed_at).delete_all
  
38    end
  
39
  
40    def invalidate_signature_for(signature, now = Time.current)
  
41      unless unrecordable?(signature)
  
42        self.for(signature.petition, signature.location_code).decrement_signature_count(now)
  
43      end
  
44    end
  
45
  
46    private
  
47
  
48    def last_signed_at
  
49      arel_table[:last_signed_at]
  
50    end
  
51
  • NilCheck - performs a nil-check » reek
 
52    def unrecordable?(signature)
  
53      signature.nil? || signature.petition.nil? || signature.location_code.blank? || !signature.validated_at?
  
54    end
  
55
  
56    def signature_counts(petition, since = nil)
  
57      petition.signatures.validated_count_by_location_code(since, petition.last_signed_at)
  
58    end
  
59  end
  
60
  • FeatureEnvy - refers to 'petition' more than self (maybe move it to another class?) » reek
 
61  def increment_signature_count(count, petition)
  
62    sql = "signature_count = signature_count + ?, last_signed_at = ?, updated_at = ?"
  
63    update_all([sql, count, petition.last_signed_at, petition.updated_at])
  
64  end
  
65
  • FeatureEnvy - refers to 'petition' more than self (maybe move it to another class?) » reek
 
66  def reset_signature_count(count, petition)
  
67    sql = "signature_count = ?, last_signed_at = ?, updated_at = ?"
  
68    update_all([sql, count, petition.last_signed_at, petition.updated_at])
  
69  end
  
70
  
71  def decrement_signature_count(now = Time.current, count = 1)
  
72    sql = "signature_count = greatest(signature_count - ?, 0), updated_at = ?"
  
73    update_all([sql, count, now])
  
74  end
  
75
  
76  private
  
77
  
78  def update_all(updates)
  
79    self.class.unscoped.where(id: id).update_all(updates)
  
80  end
  
81end