Module: Uatu::Connection

Included in:
Base
Defined in:
lib/uatu/connection.rb

Instance Method Summary collapse

Instance Method Details

#build_connection(conn_options) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 15

def build_connection(conn_options)
  Faraday.new(url: conn_options.base_url) do |faraday|
    faraday.use Uatu::Response::RaiseMarvelError

    faraday.request  :url_encoded             
    faraday.adapter  Faraday.default_adapter  
  end
end

#build_route(method, options = {}) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 24

def build_route(method, options={})
  route = "/v1/public/#{valid_method(method)}"
  if resource_id = options["#{valid_method(method).singularize}_id".to_sym]
    route += "/#{resource_id}"
  end

  # If it is combined, it comes afet the '_'
  if method.split('_').count>1 && combined_path = method.split('_').last
    route += "/#{combined_path}"
  end

  route
end

#current_timestamp ⇒ Object 



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# File 'lib/uatu/connection.rb', line 66

def current_timestamp
  DateTime.now.to_s
end

#hash(timestamp, conn_options) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 70

def hash(timestamp, conn_options)
  Digest::MD5.hexdigest("#{timestamp}#{conn_options.private_key}#{conn_options.public_key}")      
end

#mandatory_params(conn_options) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 74

def mandatory_params(conn_options)
  ts = current_timestamp
  {apikey: conn_options.public_key, ts: ts, hash: hash(ts, conn_options)}
end

#prepare_options(options) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 38

def prepare_options(options)
  valid_opts = {}
  
  # We remove innecessary keys that should go on the route
  _options = options.reject{|key, value| key.to_s.match(/.*_id/)}

  # We change the names, so 'format_type' becomes 'formatType' 
  _options.each{|key, value| valid_opts[unrubify(key)] = value }

  # An array should become a string with comma separated values
  valid_opts.each{|key, value| valid_opts[key] = value.join(',') if value.is_a?(Array) }

  valid_opts
end

#request(method, options, conn_options) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 7

def request(method, options, conn_options)
  conn = build_connection(conn_options)
  conn_params = prepare_options(options).merge(mandatory_params(conn_options))
  conn_route = build_route(method, options)

  conn.get conn_route, conn_params
end

#unrubify(name) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 53

def unrubify(name)
  key = name.to_s
  unrubified_key_array = key.split('_')
  unrubified_key_array[1..-1].each(&:capitalize!)
  unrubified_key_array.join.to_sym
end

#valid_method(method) ⇒ Object 



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# File 'lib/uatu/connection.rb', line 60

def valid_method(method)
  _method = method.split('_').first.pluralize
  raise 'InvalidMethod' unless %w(characters series creators comics events stories).include?(_method)
  _method
end