Class: Wellness::DetailedReport

Inherits:
Object
  • Object
show all
Defined in:
lib/wellness/detailed_report.rb

Constant Summary collapse

STATUSES = 
{
  'HEALTHY' => 200,
  'DEGRADED' => 500,
  'UNHEALTHY' => 500
}

Instance Method Summary collapse

Constructor Details

#initialize(system) ⇒ DetailedReport

Returns a new instance of DetailedReport.


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# File 'lib/wellness/detailed_report.rb', line 11

def initialize(system)
  @system = system
end

Instance Method Details

#call ⇒ Object 


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# File 'lib/wellness/detailed_report.rb', line 15

def call
  non_criticals = []
  criticals = []

  services = {}
  @system.services.each do |name, service|
    services[name] = service.call

    if service.critical?
      criticals << services[name]['status']
    else
      non_criticals << services[name]['status']
    end
  end

  details = {}
  @system.details.each do |name, detail|
    details[name] = detail.call
  end

  healthy = criticals.all? { |s| s == 'HEALTHY' }
  degraded = non_criticals.any? { |s| s == 'UNHEALTHY' }

  if healthy
    if degraded
      status = 'DEGRADED'
    else
      status = 'HEALTHY'
    end
  else
    status = 'UNHEALTHY'
  end

  results = {
    'status'   => status,
    'services' => services,
    'details'  => details
  }

  render({json: results, status: STATUSES[status]})
end

#render(options = {}) ⇒ Object 


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# File 'lib/wellness/detailed_report.rb', line 57

def render(options={})
  status   = options[:status]  || 200
  response = JSON.dump(options[:json])

  [status, { 'Content-Type' => 'application/json' }, [response]]
end