Class: EmailPredictor::DataAnalyser

Inherits:
Object
  • Object
show all
Defined in:
lib/email_predictor/data_analyser.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts) ⇒ DataAnalyser

Returns a new instance of DataAnalyser.



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# File 'lib/email_predictor/data_analyser.rb', line 16

def initialize(opts)
  @company = opts[:company]
  @rules   = opts[:rules]
end

Instance Attribute Details

#company ⇒ Object (readonly)

Returns the value of attribute company.



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# File 'lib/email_predictor/data_analyser.rb', line 14

def company
  @company
end

#rules ⇒ Object (readonly)

Returns the value of attribute rules.



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# File 'lib/email_predictor/data_analyser.rb', line 14

def rules
  @rules
end

Class Method Details

.all ⇒ Object 



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# File 'lib/email_predictor/data_analyser.rb', line 22

def all
  collection = []
  group_by_company.each_pair do |key,value|
    collection << new(company: key,rules: get_rules(value))
  end
  collection
end

.dataset ⇒ Object

Sample dataset TODO: should be flexible and via a .yml or .json file



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# File 'lib/email_predictor/data_analyser.rb', line 37

def dataset
  {
    'John Ferguson' => '[email protected]',
    'Damon Aw'      => '[email protected]',
    'Linda Li'      => '[email protected]',
    'Larry Page'    => '[email protected]',
    'Sergey Brin'   => '[email protected]',
    'Steve Jobs'    => '[email protected]'
  }
end

.find(company) ⇒ Object 



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# File 'lib/email_predictor/data_analyser.rb', line 48

def find(company)
  all.find {|i| i.company == company}
end

.get_rules(employees) ⇒ Object 



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# File 'lib/email_predictor/data_analyser.rb', line 31

def get_rules(employees)
  EmailPredictor::Rules.get(employees)
end

.group_by_company ⇒ Object

We need to group the dataset by the company and the number of people associated with it



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# File 'lib/email_predictor/data_analyser.rb', line 54

def group_by_company
  hsh = Hash.new
  dataset.each_pair do |key,value|
    company      = value.split('@')[1].split('.')[0] #get the company name
    username     = value.split('@')[0]
    hsh[company] ||= []
    hsh[company] << { name: key,username: username }
  end
  hsh
end