Class: Barometer::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/barometer/base.rb

Constant Summary collapse

@@config =

allow the configuration of specific weather APIs to be used, and the order in which they would be used

{ 1 => [:wunderground] }

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(query = nil) ⇒ Base

Returns a new instance of Base.



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# File 'lib/barometer/base.rb', line 14

def initialize(query=nil)
  @query = Barometer::Query.new(query)
  @weather = Barometer::Weather.new
  @success = false
end

Instance Attribute Details

#query ⇒ Object (readonly)

Returns the value of attribute query.



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# File 'lib/barometer/base.rb', line 11

def query
  @query
end

#success ⇒ Object

Returns the value of attribute success.



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# File 'lib/barometer/base.rb', line 12

def success
  @success
end

#weather ⇒ Object

Returns the value of attribute weather.



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# File 'lib/barometer/base.rb', line 12

def weather
  @weather
end

Class Method Details

.config ⇒ Object 



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# File 'lib/barometer/base.rb', line 8

def self.config; @@config; end

.config=(hash) ⇒ Object 



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# File 'lib/barometer/base.rb', line 9

def self.config=(hash); @@config = hash; end

Instance Method Details

#measure(metric = nil) ⇒ Object

iterate through all the configured sources and collect weather data for each one



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# File 'lib/barometer/base.rb', line 23

def measure(metric=nil)
  return nil unless @query
  @weather.start_at = Time.now.utc

  level = 1
  until self.success?
    if sources = @@config[level]
      _dig(sources, nil, metric)
    else
      raise OutOfSources
    end
    level += 1
  end
  
  @weather.end_at = Time.now.utc
  @weather
end

#success? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/barometer/base.rb', line 41

def success?; @success; end