Class: Decidim::MetricMeasure

Inherits:
Object
  • Object
show all
Defined in:
app/queries/decidim/metric_measure.rb

Overview

This class executes some measures related to Metrics, and return its results

- day: Date object
- resource: Object used to make measurements. Object class is dependant within each measure

Instance Method Summary collapse

Constructor Details

#initialize(day, resource) ⇒ MetricMeasure

Returns a new instance of MetricMeasure.

Raises:

  • (ArgumentError) 


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# File 'app/queries/decidim/metric_measure.rb', line 9

def initialize(day, resource)
  @day = day.try(:to_date) || Time.zone.yesterday
  raise ArgumentError, "[ERROR] Malformed `day` argument. Format must be `YYYY-MM-DD` and in the past" if @day > Time.zone.today

  @day ||= Time.zone.yesterday
  @resource = resource
end

Instance Method Details

#calculate ⇒ Object

this method must be overwritten for each Measure class

Raises:

  • (StandardError) 


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# File 'app/queries/decidim/metric_measure.rb', line 22

def calculate
  raise StandardError, "Not implemented"
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/queries/decidim/metric_measure.rb', line 17

def valid?
  @day.present? && @resource.present?
end