require 'date'
require 'picsolve_docker_builder/helpers/kubernetes/resource'

module PicsolveDockerBuilder
  module Helpers
    module Kubernetes
      # A generic kuberntes resource
      class Pod < Resource
        attr_reader :pod

        def initialize(pod, kubernetes)
          @pod = pod
          @kubernetes = kubernetes
          # seconds after a running pod consider as healthy
          @grace_time = 20
        end

        def remove
          log.debug "remove pod #{pod.metadata.name}"
          client.delete_pod(@pod.metadata.name, @pod.metadata.namespace)
        end

        def ready?
          # ensure pod is running
          return false unless pod.status.phase == 'Running'

          diff = DateTime.now - DateTime.strptime(pod.status.startTime)
          diff_seconds = diff * 24 * 60 * 60

          # ensure pod is running for more than 20 seconds
          return false if diff_seconds < @grace_time

          true
        end
      end
    end
  end
end