Class: ServicePackPresenter

Inherits:
Object
  • Object
show all
Defined in:
app/helpers/service_pack_presenter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(service_pack) ⇒ ServicePackPresenter 



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# File 'app/helpers/service_pack_presenter.rb', line 3

def initialize(service_pack)
  # we don't take NIL as an option
  if service_pack&.id
    @service_pack = service_pack
  else
    raise 'This is NIL cannot print'
  end
end

Instance Attribute Details

#service_pack ⇒ Object (readonly)

Returns the value of attribute service_pack.



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# File 'app/helpers/service_pack_presenter.rb', line 2

def service_pack
  @service_pack
end

Instance Method Details

#hash_lite_header ⇒ Object 



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# File 'app/helpers/service_pack_presenter.rb', line 15

def hash_lite_header
  @service_pack.as_json(except: [:id, :threshold1, :threshold2, :updated_at, :created_at])
end

#hash_rate_only ⇒ Object 



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# File 'app/helpers/service_pack_presenter.rb', line 21

def hash_rate_only
  # ActiveRecord join returns an array!
  q = "    SELECT name, units_per_hour AS upt\n    FROM mapping_rates t1\n    INNER JOIN \#{TimeEntryActivity.table_name} t2\n    ON t1.activity_id = t2.id\n    WHERE t1.service_pack_id = \#{@service_pack.id}\n    SQL\n  ActiveRecord::Base.connection.exec_query(q).to_hash\nend\n"

#json_export(sym = :header) ⇒ Object 



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# File 'app/helpers/service_pack_presenter.rb', line 35

def json_export(sym=:header)
  err = { :error => 422, :name => "Unsupported format"}
  sym == :header ? json_lite_header : (sym == :rate ? json_rate_only : err.to_json)
end

#json_full_header ⇒ Object 



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# File 'app/helpers/service_pack_presenter.rb', line 11

def json_full_header
  # not recommended in production
  @service_pack.to_json
end

#json_lite_header ⇒ Object 



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# File 'app/helpers/service_pack_presenter.rb', line 18

def json_lite_header
  hash_lite_header.to_json
end

#json_rate_only ⇒ Object 



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# File 'app/helpers/service_pack_presenter.rb', line 32

def json_rate_only
  hash_rate_only.to_json
end