Class: DashAnalyzer::TimeView

Inherits:
AbstractAnalyzer::View show all
Defined in:
lib/dash_analyzer/view.rb

Instance Attribute Summary

Attributes inherited from AbstractAnalyzer::View

#collection

Instance Method Summary collapse

Methods inherited from AbstractAnalyzer::View

#call, #db, get, inherited, to_app

Constructor Details

#initialize ⇒ TimeView

Returns a new instance of TimeView.



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# File 'lib/dash_analyzer/view.rb', line 6

def initialize(*)
  super
  setup_show
end

Instance Method Details

#setup_show ⇒ Object

Use the collection names to create views



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# File 'lib/dash_analyzer/view.rb', line 47

def setup_show
  db.collection_names.each do |name|
    self.class.class_eval do
      get "/analytics/show/#{name}" do
        coll = db.collection(name)

        lead = "Listing #{coll.count} #{name.to_s.titlecase} Rollups in the Last Hour"

        table = Table(:column_names => ["Time", "Metric Name", "Number of Calls", "Total Time"])

        total_invocations = 0
        total_values = 0.0

        # TODO: Reverse this collection
        coll.find({:created_at => {:$gte => Time.now.advance(:hours => -1)}}, {:sort => {:created_at => Mongo::DESCENDING}}).each do |row|
          values = row["values"]
    
          # Why is this an array
          if values && !values.empty?
            value = values.first["value"]
            invocations = values.first["invocations"]
      
            total_values = value.to_f
            total_invocations += invocations.to_i
          end
    
          table << [row["created_at"], row["description"], invocations.to_i, value.to_f]
        end
  
        results = []
        results << "Total Calls: #{total_invocations}"
        results << "Total Time: #{total_values} seconds"
        results << "Avg Time per Call: #{total_values/total_invocations.to_f} seconds"
        results = results.join("\n")

        [lead, results, table.to_s].join("\n")
      end
    end
  end
end