Class: AreaDataValue

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/area_data_value.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.all_data ⇒ Object 



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# File 'app/models/area_data_value.rb', line 16

def self.all_data
  includes(:area_data_variable, :geog_instance).order("area_data_values.id")
end

.by_area_data_variables_and_sample_geog_level(vars, level) ⇒ Object

returns a relation for all the area_data_variables for this sample_geog_level. Call .all on the result to actually get the data.



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# File 'app/models/area_data_value.rb', line 10

def self.by_area_data_variables_and_sample_geog_level(vars, level)
  selected_sample_area_data_variable_ids = vars.map{ |v| v.var_for_sample_level(level) }.flatten.compact.map{|var| var.id}
  all_data.where(sample_level_area_data_variable_id: selected_sample_area_data_variable_ids)
end

Instance Method Details

#construct_synthetic_mnemonic ⇒ Object 



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# File 'app/models/area_data_value.rb', line 31

def construct_synthetic_mnemonic
  # use the existing code on AreaDataVariable to generate the mnemonic
  area_data_variable.construct_synthetic_mnemonic(sample_level_area_data_variable.sample_geog_level)
end

#mnemonic_sym ⇒ Object 



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# File 'app/models/area_data_value.rb', line 26

def mnemonic_sym
  area_data_variable.mnemonic.to_sym
end

#to_s ⇒ Object 



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# File 'app/models/area_data_value.rb', line 21

def to_s
  value.nil? ? "<not set>" : "#{area_data_variable.mnemonic}: #{value}"
end