Class: Noventius::Report

Inherits:
Object
  • Object
show all
Includes:
Dsl, Interpolator
Defined in:
lib/noventius/report.rb,
lib/noventius/report/dsl.rb,
lib/noventius/report/dsl/nested.rb,
lib/noventius/report/dsl/columns.rb,
lib/noventius/report/dsl/filters.rb,
lib/noventius/report/interpolator.rb,
lib/noventius/report/dsl/validations.rb,
lib/noventius/report/dsl/post_processors.rb

Defined Under Namespace

Modules: Dsl, Interpolator

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Interpolator

included

Methods included from Dsl

included

Constructor Details

#initialize(filter_params = {}) ⇒ Report

Returns a new instance of Report.



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# File 'lib/noventius/report.rb', line 30

def initialize(filter_params = {})
  @filter_params = filter_params
end

Class Attribute Details

.tab_title ⇒ Object (readonly)

Returns the value of attribute tab_title.



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# File 'lib/noventius/report.rb', line 14

def tab_title
  @tab_title
end

Class Method Details

.all ⇒ Object 



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# File 'lib/noventius/report.rb', line 34

def self.all
  Dir.glob(File.expand_path('app/reports/*.rb', Rails.root)).map do |file|
    file[%r{app\/reports\/(.*)\.rb}, 1].classify.constantize
  end
end

.hidden(hidden) ⇒ Object 



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# File 'lib/noventius/report.rb', line 20

def hidden(hidden)
  @hidden_flag = hidden
end

.title(title) ⇒ Object 



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# File 'lib/noventius/report.rb', line 16

def title(title)
  @tab_title = title
end

.visible? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/noventius/report.rb', line 24

def visible?
  @hidden_flag.nil? || !@hidden_flag
end

.visibles ⇒ Object 



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# File 'lib/noventius/report.rb', line 40

def self.visibles
  all.select(&:visible?)
end

Instance Method Details

#columns ⇒ Object 



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# File 'lib/noventius/report.rb', line 48

def columns
  columns = super

  columns = result.columns.map { |column| Column.new(column, :string) } unless columns.any?

  columns
end

#processed_rows ⇒ Object 



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# File 'lib/noventius/report.rb', line 60

def processed_rows
  post_processors.inject(rows) do |rows, (post_processor, options)|
    execute = options.fetch(:if, true)
    execute = instance_exec(&execute) if execute.is_a?(Proc)
    execute = public_send(execute) if execute.is_a?(Symbol)

    return rows unless execute

    if post_processor.is_a?(Proc)
      instance_exec(rows, &post_processor)
    elsif post_processor.is_a?(Symbol)
      public_send(post_processor, rows)
    else
      post_processor.process(self, rows)
    end
  end
end

#result ⇒ Object 



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# File 'lib/noventius/report.rb', line 44

def result
  @result ||= ActiveRecord::Base.connection.exec_query(interpolate(sql))
end

#rows ⇒ Object

rubocop:disable Rails/Delegate



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# File 'lib/noventius/report.rb', line 56

def rows # rubocop:disable Rails/Delegate
  result.rows
end

#sql ⇒ Object 



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# File 'lib/noventius/report.rb', line 87

def sql
  fail NotImplementedError, "Abstract method #{__method__}"
end

#to(format) ⇒ Object 



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# File 'lib/noventius/report.rb', line 78

def to(format)
  case format
  when :csv
    Serializers::Csv.new(self).generate
  else
    fail NotImplementedError, "No serializer found for: #{format}"
  end
end