Class: Metricdeck::MetricCardService

Inherits:
Object
  • Object
show all
Defined in:
lib/metricdeck/metric_card_service.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(namespace: nil) ⇒ MetricCardService

Returns a new instance of MetricCardService.



7
8
9
 
# File 'lib/metricdeck/metric_card_service.rb', line 7

def initialize(namespace: nil)
  @namespace = namespace || default_namespace
end

Instance Attribute Details

#namespace ⇒ Object (readonly)

Returns the value of attribute namespace.



5
6
7
 
# File 'lib/metricdeck/metric_card_service.rb', line 5

def namespace
  @namespace
end

Instance Method Details

#available_calculators ⇒ Object 



19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
# File 'lib/metricdeck/metric_card_service.rb', line 19

def available_calculators
  calculators = []

  namespace.constants.each do |const_name|
    const = namespace.const_get(const_name)

    next unless const.is_a?(Class) &&
                const.included_modules.include?(Metricdeck::Calculators::BaseCalculator) &&
                const_name.to_s.end_with?('Calculator')

    calculators << const.new
  end

  calculators
end

#available_card_types ⇒ Object 



35
36
37
 
# File 'lib/metricdeck/metric_card_service.rb', line 35

def available_card_types
  available_calculators.map { |c| c.card_id.to_sym }
end

#get_cards(context, card_types = nil) ⇒ Object 



11
12
13
14
15
16
17
 
# File 'lib/metricdeck/metric_card_service.rb', line 11

def get_cards(context, card_types = nil)
  calculators = available_calculators

  calculators = calculators.select { |c| card_types.include?(c.card_id.to_sym) } if card_types.present?

  calculators.map { |calculator| calculator.calculate(context) }
end